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Mitsubishi Chemical Corporation patents


Recent patent applications related to Mitsubishi Chemical Corporation. Mitsubishi Chemical Corporation is listed as an Agent/Assignee. Note: Mitsubishi Chemical Corporation may have other listings under different names/spellings. We're not affiliated with Mitsubishi Chemical Corporation, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "M" | Mitsubishi Chemical Corporation-related inventors


Method for manufacturing fiber-reinforced resin molding material, and device for manufacturing fiber-reinforced resin molding material

Provided is a method for manufacturing a fiber-reinforced resin molding material having excellent productivity at low cost for manufacturing a fiber-reinforced resin molded article having excellent strength properties. Provided is a method for manufacturing a sheet-shaped fiber-reinforced resin molding material containing a plurality of cut fiber bundles and a resin impregnated between filaments of the cut fiber bundles, the method comprising an integrated material manufacturing step for obtaining an integrated material by collecting a sheet-shaped fiber bundle aggregate obtained by arranging and spreading a plurality of consecutive fiber bundles in a width direction.. ... Mitsubishi Chemical Corporation

Methods for producing 8-membered oxygen ring zeolite and aei-type zeolite

To provide methods for efficiently producing an 8-membered oxygen ring zeolite and an aei-type zeolite at a low cost, with an organic structure-directing agent that is inexpensive and easily available industrially without using an expensive organic structure-directing agent, such as a cyclic quaternary ammonium salt. A method for producing an 8-membered oxygen ring zeolite, the method comprising mixing an aluminum atom raw material, a silicon atom raw material, an alkali-metal atom raw material, an organic structure-directing agent, and water with one another in order to prepare a raw material mixture, and producing an 8-membered oxygen ring zeolite from the raw material mixture by hydrothermal synthesis, the aluminum atom raw material including at least an aluminosilicate zeolite having a framework including a composite building unit d6r defined by international zeolite association (iza), the aluminosilicate zeolite having a framework density of 15 t/1000 Å3 or less, the silicon atom raw material including at least the aluminosilicate zeolite and a silicon atom raw material other than the aluminosilicate zeolite, the organic structure-directing agent including at least a quaternary ammonium salt including 5 to 11 carbon atoms per molecule.. ... Mitsubishi Chemical Corporation

Wadding

Wadding of the present invention is obtained by mixing 20% by mass or more and 95% by mass or less of an acrylic fiber and 5% by mass or more and 80% by mass or less of a polyester fiber, in which a down power is 140 cm3/g or more and 300 cm3/g or less, and a warmth retention property (clo value) is 3.7 or more and 5 or less.. . ... Mitsubishi Chemical Corporation

Curable composition, adhesive, article having coating layer, fiber-reinforced composite material and curable composition kit

The present invention relates to a curable composition containing a thiol compound (a) having at least two thiol groups in a molecule thereof, an isocyanate compound (b) having at least two isocyanate groups in a molecule thereof, a phosphine compound (c), an acid (d) having an acid dissociation constant (pka) of 3 or less relative to water, and a michael acceptor (e); wherein, the content of the phosphine compound (c) is 1.3% by mass or less based on 100% by mass of the curable composition.. . ... Mitsubishi Chemical Corporation

Method for molding fiber-reinforced plastic, and molding device for same

A method for molding fiber-reinforced plastic. A core is formed in a desired shape by accommodating, in a flexible bag, a grain group containing plurality of grains. ... Mitsubishi Chemical Corporation

Garment having antistatic capability

Provided is a garment that has an antistatic capability and exhibits washing durability without, when producing a woven or knitted fabric, using a conductive fiber at a part that becomes a wearing part of the woven or knitted fabric, and without applying an antistatic treatment to the woven or knitted fabric, but rather by incorporating a conductive fiber into a sewing thread. The garment according to the present invention has a conductive fiber incorporated in a sewing thread (linking thread), and has a frictional charge amount of 0.8 μc or less per garment. ... Mitsubishi Chemical Corporation

Adhesive film

. . The present invention provides an adhesive film hardly suffering from fisheyes and having excellent mechanical strength and heat resistance as well as good adhesive properties with reduced transfer of an adhesive layer to an adherend, which can be suitably used as various surface protective films, etc. The present invention relates to an adhesive film comprising a polyester film and an adhesive layer formed on at least one surface of the polyester film, in which the adhesive layer comprises a resin having a glass transition point of not higher than 0° c., and a crosslinking agent, and an adhesion strength of the adhesive layer to a polymethyl methacrylate plate is in the range of 1 to 1000 mn/cm.. ... Mitsubishi Chemical Corporation

(meth)acrylic resin composition and resin molded article

A (meth)acrylic resin composition containing a (meth)acrylic polymer (p) and a phosphorus atom-containing compound (c), where the (meth)acrylic polymer (p) contains: (1) a repeating unit derived from methyl methacrylate at 19.95 to 84.95% by mass; (2) a repeating unit derived from a (meth)acrylic acid ester (m) having an aromatic hydrocarbon group or an alicyclic hydrocarbon group having from 3 to 20 carbon atoms in a side chain at 15.0 to 80.0% by mass; and (3) a repeating unit derived from a monomer (b) having two or more vinyl groups at 0.05 to 0.40% by mass, and an amount of the phosphorus atom-containing compound (c) with respect to 100 parts by mass of the (meth)acrylic polymer (p) being 5.0 to 35 parts by mass or less.. . ... Mitsubishi Chemical Corporation

Thermoplastic resin composition, method for producing thermoplastic resin composition, and molded body

Provided is a thermoplastic resin composition which provides a molded body having excellent thermal conductivity and excellent mechanical characteristics. A thermoplastic resin composition which contains (a) a thermoplastic resin, (b) pitch carbon fibers and (c) graphite, and wherein: the content of the graphite (c) is from 1% by mass to 20% by mass (inclusive) relative to 100% by mass of the thermoplastic resin composition; and a molded body, which is obtained by molding this thermoplastic resin composition and has a thickness of 1 mm, has a thermal conductivity of 10 w/mk or more as determined by a hot wire method.. ... Mitsubishi Chemical Corporation

Acrylic polymer particles, production process therefor, ink composition, and coating composition

Particles of an acrylic polymer comprising a constituent unit (a) derived from methyl methacrylic acid and a constituent unit (b) derived from a (meth)acrylic acid alkyl ester in which the alkyl group has 2 to 8 carbon atoms, wherein the particles having electrostatic buildup inhibition rate of 90 to 99.9%.. . ... Mitsubishi Chemical Corporation

Fiber-reinforced plastic and method for producing same

A fiber-reinforced plastic producing method capable of easily producing a fiber-reinforced plastic in which swelling and warpage are less likely to occur and of which excellent mechanical characteristics and isotropy are ensured, and a fiber-reinforced plastic in which swelling and warpage are suppressed from occurring. The fiber-reinforced plastic producing method has a step for obtaining a material (a) including a prepreg base material in which a region (b), where reinforcing fibers pulled and aligned in one direction are impregnated with a matrix resin and a plurality of cuts (b) are formed, and a region (c), where a plurality of cuts (c) are formed, are alternately formed in a direction orthogonal to a fiber axis of the reinforcing fiber, a step for hot-pressing the material (a) while moving the material (a) under specific conditions, and a step for cooling the pressed material (a) to obtain the fiber-reinforced plastic.. ... Mitsubishi Chemical Corporation

Biomass-resource-derived polyurethane, method for producing same, and biomass-resource-derived polyester polyol

. . The invention relates to a method for producing a biomass-resource-derived polyurethane, which comprises: reacting a dicarboxylic acid and an aliphatic diol to produce a polyester polyol; and reacting the polyester polyol and a polyisocyanate compound, wherein the dicarboxylic acid contains at least one component derived from biomass resources, a content of an organic acid in the dicarboxylic acid is more than 0 ppm and not more than 1,000 ppm relative to the dicarboxylic acid, and a pka value of the organic acid at 25° c. Is not more than 3.7.. ... Mitsubishi Chemical Corporation

Producing device and producing method for chopped fiber bundles, producing device and producing method for fiber-reinforced resin forming materials, cutting blade for carbon fiber bundles, and rotary cutter for carbon fiber bundles

One mode of the invention relates to a producing device for chopped fiber bundles comprising: cutting means including a cutting blade for cutting long fiber bundles, guide means for restricting the travel direction of the fiber bundles to be supplied to the cutting means, and widening means provided between the cutting means and the guide means and for widening the fiber bundles; and a producing method for chopped fiber bundles comprising: widening fiber bundles by widening means provided between a cutting means and guide means while restricting the travel direction of the long fiber bundles to be supplied to the cutting means by the guide means, and obtaining chopped fiber bundles by cutting the fiber bundles with the cutting means including a cutting blade.. . ... Mitsubishi Chemical Corporation

Modified polyester fiber, etching finished woven and knitted fabric containing the fiber, and method for producing same

As a fiber for weight reduction, a modified polyester fiber, which is obtained by copolymerizing: ethylene terephthalate as a main constitutional unit; equal to or more than 16 mol % and equal to or less than 25 mol % of an aliphatic dicarboxylic acid having equal to or more than 4 and equal to or less than 8 carbon atoms; and equal to or more than 2 mol % and equal to or less than 5 mol % of a metal sulfonate group-containing aromatic dicarboxylic acid, is used. This modified polyester fiber has a single fiber fineness of equal to or more than 0.6 dtex and equal to or less than 3.5 dtex. ... Mitsubishi Chemical Corporation

07/26/18 / #20180208811

Release film

According to the present invention, there is provided a release film that can be suitably used in various applications without suffering from deterioration in releasing property thereof, for example, owing to a solvent used upon processing an adhesive layer, when the film is used as a release film for adhesives or a protective film for an adhesive layer for a polarizing plate. The release film of the present invention comprises a polyester film and a coating layer formed on at least one surface of the polyester film, the coating layer comprising a silicone compound and a gemini surfactant.. ... Mitsubishi Chemical Corporation

07/26/18 / #20180208764

Polycarbonate resin composition and molded body thereof

The present invention aims to provide a polycarbonate resin composition having impact resistance at high levels in good balance, a production method thereof, and a molded body of the polycarbonate resin composition. The present invention relates to a polycarbonate resin composition containing a polycarbonate resin (a) having a constitution unit derived from a compound represented by formula (1) and polyrotaxane (b), a production method thereof, and a molded body of the resin composition.. ... Mitsubishi Chemical Corporation

07/26/18 / #20180208758

Resin composition, molded article and film including vinylidene fluoride-based resin

The present invention provides a resin composition including a vinylidene fluoride-based resin (a), having a crystal melting enthalpy of 10 to 45 j/g as measured with a differential scanning calorimeter, and having (2) ihv of 60 or less as obtained by (1) a light scattering measurement.. . ... Mitsubishi Chemical Corporation

07/26/18 / #20180208730

Coated film

According to the present invention, there is provided a coated film that is excellent in not only antistatic properties, but also persistency of the antistatic properties. The present invention relates to a coated film comprising a polyester film and a coating layer formed on at least one surface of the polyester film which is prepared from a coating solution comprising a polystyrenesulfonic acid or a derivative thereof, and a binder resin or a crosslinking agent.. ... Mitsubishi Chemical Corporation

07/19/18 / #20180202079

Carbon material and production method for same

. . A method for producing a carbon material, the method including a step of performing a carbonization treatment by heating an organic polymer material to a temperature higher than 400° c. In a non-oxidizing atmosphere containing a gaseous substance (a) composed of at least one of acetylene and an acetylene derivative.. ... Mitsubishi Chemical Corporation

07/19/18 / #20180202077

Polypropylene fiber and method for manufacturing polypropylene fiber

Obtained is a polypropylene fiber that selectively satisfies any of the following requirements: the degree of amorphous orientation being not lower than 85%; the degree of crystalline orientation being not lower than 90%; the degree of crystallinity being 60-75%; the strength being not lower than 7 cn/dtex; the initial elastic modulus being not lower than 100 cn/dtex; the rupture elongation being 10-30%; and the single fiber fineness being 3-20 dtex. This polypropylene fiber, in which a crystalline chain and an amorphous chain are highly oriented and that has high strength and high initial elastic modulus, is produced through a two-stage drawing method and by controlling the drawing tension of the final stage while maintaining production speed.. ... Mitsubishi Chemical Corporation

07/19/18 / #20180201711

Methacrylic resin, method for producing methacrylic resin, shaped article and automobile

A methacrylic resin excellent in moldability, solvent resistance, mechanical properties and heat resistance is provided. A method for producing a methacrylic resin excellent in productivity is provided. ... Mitsubishi Chemical Corporation

07/12/18 / #20180196365

Master batch for toners, method for producing same, toner and method for producing toner

A master batch for toners according to the present invention contains an acrylic polymer (a) and a polyester resin (b1) at a specific mass ratio. A toner according to the present invention contains the master batch for toners and a polyester resin (b2), and has a content of the acrylic polymer (a) of 5% by mass or less. ... Mitsubishi Chemical Corporation

07/12/18 / #20180194082

Method and apparatus for producing fiber-reinforced resin molding material

Provided are a method and an apparatus for manufacturing a fiber-reinforced resin molding material by which, when the fiber-reinforced resin molding material is manufactured, separated fiber bundles can be supplied to a cutting machine in stable condition while avoiding the influence of meandering of the fiber bundles or slanting or meandering of filaments occurring in the fiber bundles.. . ... Mitsubishi Chemical Corporation

07/05/18 / #20180186927

Polyester resin, production method for said polyester resin, and polyester resin composition

. . There is provided a polyester resin including a 2,5-furandicarboxylic acid unit and a cyclohexanedimethanol unit in a main chain, in which the polyester resin is high in molecular weight, has heat resistance and hydrolysis resistance, and is excellent in mechanical properties and melt heat stability. There is also provided a method for producing a polyester resin having the above characteristics. ... Mitsubishi Chemical Corporation

07/05/18 / #20180186101

Method for manufacturing fiber-reinforced composite material and fiber-reinforced composite material

The purpose of the present invention is to obtain a fiber-reinforced composite material having excellent appearance or mechanical characteristics, whereby a three-dimensional shape is molded with high productivity while appearance defects such as fiber meandering or wrinkling are suppressed. In this method for manufacturing a fiber-reinforced composite material, when a stack in which a plurality of sheet-shaped prepregs (x) in which a plurality of continuously arranged reinforcing fibers are impregnated with a matrix resin composition are layered in different fiber directions is molded into a three-dimensional shape by a molding die (100) provided with a lower die (110) and an upper die (112), a stretchable sheet (10) or a resin film (y) used in the stack (12) is utilized. ... Mitsubishi Chemical Corporation

07/05/18 / #20180185889

Foreign substance removal method and foreign substance removal device

Provided are a foreign substance removal method and foreign substance removal device that have excellent continuous operation stability for sheets and excellent foreign substance removal performance, during removal of foreign substance. Suction boxes (3a, 3b) are arranged at a position between two conveyance support bodies (1a, 1b) having an arrangement interval fulfilling prescribed conditions, said position having vertical symmetry relative to the sheet (2). ... Mitsubishi Chemical Corporation

06/21/18 / #20180174698

Conductor, conductive composition and laminate

. . The present invention relates to a conductor having a substrate and a conductive coating film laminated on the substrate, wherein, the surface resistance value of the conductive coating film is 5×1010Ω/□ or less, the ra1 of the conductive coating film is 0.7 nm or less, the ra2 value of the conductive coating film scanning probe microscopies 0.35 nm or less, and the conductive coating film is formed with a conductive composition containing a conductive polymer (a). In addition, the present invention relates to a conductive composition which contains a conductive polymer (a) and a surfactant (b), wherein the surfactant (b) contains a specific water-soluble polymer (c), and the content of a compound (d1) with an octanol-water partition coefficient (log pow) of 4 or more in the conductive composition is 0.001 mass % or less, relative to the total mass of the conductive composition.. ... Mitsubishi Chemical Corporation

06/21/18 / #20180173124

Binder resin for toners, toner, and method for producing same

A binder resin for toner of the present invention comprising: a polyester resin (a) which contains a constitutional unit derived from isosorbide and has a softening temperature of higher than 120° c.; and a polyester resin (b) different from the polyester resin (a), wherein the binder resin for toner has a pulverizability index of 25 or more.. . ... Mitsubishi Chemical Corporation

06/21/18 / #20180171071

Biomass-resource-derived polyester and production process thereof

An aliphatic dicarboxylic acid, an aliphatic diol or a derivatives thereof and/or as succinic acid, a butane diol, or a both-hydroxy-terminated polyether having the number of carbon atoms of 4 to 1000, each of which is derived from a biomass resource and has nitrogen atoms in an amount of 0.01 to 100 ppm. Products and methods using these materials are also provided.. ... Mitsubishi Chemical Corporation

06/14/18 / #20180162074

Method for manufacturing fiber-reinforced plastic molded body

Provided is a method for manufacturing a fiber-reinforced plastic molded body by which, when a molded article having a hollow part is being molded using a molding mold, it is possible to deform the peripheral surface area of a core by increasing the pressure inside the core without using pressurized gas or pressurized fluid. A group of particles and the like including a particle group and a core block is accommodated in a flexible bag to form a core. ... Mitsubishi Chemical Corporation

06/14/18 / #20180162070

Fiber-reinforced resin material, molded article, method and device for manufacturing fiber-reinforced resin material, and fiber bundle group inspection device

The purpose of the present invention is to provide a fiber-reinforced resin material having minimal directionality of strength as well as excellent productivity, a method and device for manufacturing a fiber-reinforced resin material whereby a molded article is obtained, and a device for inspecting a fiber bundle group. A method for manufacturing a sheet-shaped fiber-reinforced resin material in which a paste (p1) is impregnated between cut fiber bundles (cf), the method for manufacturing a fiber-reinforced resin material including a coating step applying a coating of a paste (p1) on a first sheet (s11) conveyed in a predetermined direction, a cutting step for cutting a long fiber bundle (cf) using a cutter (113a), a scattering step for dispersing the cut fiber bundles (cf) and scattering the cut fiber bundles (cf) on the paste (p1), and an impregnation step for pressing a fiber bundle group (f1) and the paste (p1) on the first sheet (s11) and impregnating the paste (p1) between the fiber bundles (cf).. ... Mitsubishi Chemical Corporation

06/07/18 / #20180155855

Carbon-fiber-precursor fiber bundle, carbon fiber bundle, and uses thereof

A carbon fiber bundle, wherein an average single-fiber fineness is from 1.0 to 2.4 dtex and a roundness is from 0.7 to 0.9 in a shape of a cross-section perpendicular to a fiber axis of a single fiber; the roundness being determined with equation (1): roundness=4πs/l2, where s is a cross-sectional area of the single fiber and l is a circumferential length of the single fiber, and s and l are obtained by observing, under an sem, the cross-section of the single fiber perpendicular to the fiber axis of the single fiber and analyzing the obtained image.. . ... Mitsubishi Chemical Corporation

06/07/18 / #20180155489

Epoxy resin composition, molded article, prepreg, fiber-reinforced composite material and structure

An epoxy resin composition comprising the following component (a), component (b), component (c), and component (d): component (a): an organic phosphinic acid metal salt; component (b): an epoxy resin; component (c): dicyandiamide or a derivative thereof; and component (d): a curing accelerator having a dimethylureido group. The epoxy resin composition described above, further comprising the component (e) which is an imidazole-based curing accelerator having a curing initiation temperature of 100° c. ... Mitsubishi Chemical Corporation

06/07/18 / #20180155224

Method of treating wastewater

Provided is a method of treating wastewater, which can treat wastewater, particularly organic wastewater while saving labor and decreasing the environmental impact by improving deterioration in the purification performance due to clogging of the filter bed, which is regarded as a problem when purifying wastewater, particularly organic wastewater having high ss concentration, bod, and cod by a constructed wetland and by decreasing increases in the area and the number of stages of wetland required due to an increase in the bod and cod load. A method of treating wastewater provided comprises: an aggregate floc forming step of forming an aggregate floc by adding a polymer flocculant to wastewater; a solid-liquid separation step of obtaining separated water by solid-liquid separation of the aggregate floc; and a purification step of purifying the separated water by using a constructed wetland.. ... Mitsubishi Chemical Corporation

05/31/18 / #20180148769

Bacterial flora analysis method and bacterial flora analysis device

The object of the present invention is to provide a bacterial flora analysis method for quantitatively evaluating bacterial flora and to provide a device used in the method. The device relating to the present invention is a device mounted with (a) a probe consisting of a nucleic acid hybridizing to 16srrna specific to each of 1 kind or 2 or more kinds of bacteria to be a subject of detection, and at least one of (b) a total amount indicator probe and (c) one or more kinds of an absolute amount indicator probe.. ... Mitsubishi Chemical Corporation

05/31/18 / #20180148521

Method of producing aqueous solution of vinylamine unit-containing polymer

A method comprising producing n-vinylformamide, polymerizing a monomer ingredient comprising the n-vinylformamide to produce a polymer comprising n-vinylformamide units, hydrolyzing the polymer using an acid or a base to produce an aqueous solution of a polymer comprising vinylamine units, and using the aqueous solution, wherein the storage period (2) from immediately after the production of the polymer to just before initiation of the production of the aqueous solution of a polymer comprising vinylamine units is made longer than the storage period (3) from immediately after the production of the aqueous solution to just before the use.. . ... Mitsubishi Chemical Corporation

05/24/18 / #20180142376

Non-polar or semi-polar gan wafer

A non-polar or semi-polar gan wafer in which a lower-crystallinity band present on a main surface has a reduced width. The gan wafer includes a first main surface and a second main surface on a side opposite to the first main surface. ... Mitsubishi Chemical Corporation

05/24/18 / #20180142057

Sheet-molding compound and fiber-reinforced composite material

A sheet-molding compound comprising a thickened thermosetting resin composition and reinforcing fiber bundles. The thermosetting resin composition comprises components (a), (b) and (d). ... Mitsubishi Chemical Corporation

05/24/18 / #20180142055

(meth)acrylic copolymer, adhesive composition and adhesive sheet containing same, and coating material and coated product using same

A (meth)acrylic acid copolymer (a) having a weight average molecular weight of 1000 to 1,000,000, and in which when the half-width of the primary scatter peak when measured by small angle x-ray scattering is defined as x, 0.12<x, is used as an adhesive. The (meth)acrylic copolymer (a) is obtained by polymerizing a monomer mixture containing a macromonomer (a) having a number average molecular weight of 500-100,000, and a vinyl monomer (b). ... Mitsubishi Chemical Corporation

05/17/18 / #20180136576

Binder resin for toner, toner, and manufacturing method therefor

A binder resin for toner of the present invention comprising: a polyester resin (a) which contains a constitutional unit derived from isosorbide and has a softening temperature of 120° c. Or lower; and a polyester resin (b) different from the polyester resin (a), wherein the binder resin for toner has a hygroscopicity index of 2 or less and contains a tetrahydrofuran-insoluble matter at 5% by mass or less.. ... Mitsubishi Chemical Corporation

05/10/18 / #20180127621

Adhesive film and process for producing the same

The present invention provides an adhesive film hardly suffering from fisheyes and having excellent mechanical strength and heat resistance as well as good adhesion properties, which can be suitably used as various surface protective films, etc. The present invention relates to an adhesive film comprising a polyester film and an adhesive layer formed on at least one surface of the polyester film, in which the adhesive layer comprises a (meth)acrylic resin comprising a (meth)acrylate unit that comprises an alkyl group having not less than 4 carbon atoms at an ester end thereof, a content of the (meth)acrylate unit in the (meth)acrylic resin being not less than 20% by weight; and an adhesion strength to a polymethyl methacrylate plate of the adhesive layer is not less than 1 mn/cm.. ... Mitsubishi Chemical Corporation

05/10/18 / #20180127579

Polyorganosiloxane-containing graft copolymer, thermoplastic resin composition, and molded product

A resin composition having all of higher pigment colorability, low-temperature impact resistance, and flame retardance is provided. A graft copolymer is a polyorganosiloxane-containing graft copolymer formed by polymerizing one or more grafting vinyl monomers (b) in the presence of a rubber (a) containing polyorganosiloxane and a vinyl polymer, wherein the index of refraction of the rubber (a) is in the range of 1.47 to 1.56, and the volume-average particle size is in the range of 300 nm to 2000 nm. ... Mitsubishi Chemical Corporation

05/10/18 / #20180127532

Resin composition and film comprising resin composition

Provided is a resin composition containing 15% by weight to 80% by weight of the following polymer x and 20% by weight to 85% by weight of the following polymer y based on the total weight of polymers contained in the resin composition: polymer x: polyvinylidene fluoride resin; and, polymer y: copolymer having a domain (y1) compatible with the polymer x and a domain (y2) incompatible with the polymer x, and having a molecular weight distribution of 3.0 to 16.0. The weight average molecular weight of the polymer y determined by gel permeation chromatography as polymethyl methacrylate is preferably 50,000 to 750,000.. ... Mitsubishi Chemical Corporation

05/03/18 / #20180123054

Composition for organic electroluminescent element, organic electroluminescent element, display and lighting

The invention relates to a composition for organic electroluminescent element, which comprises: a solvent; and a compound group α for organic electroluminescent element that is constituted of at least two kinds of compounds which each have a molecular weight of 3,000 or less and have a structure comprising a plurality of aromatic ring groups linked to each other, wherein the compound group α comprises: a compound α1; and another compound an satisfying a specific condition.. . ... Mitsubishi Chemical Corporation

05/03/18 / #20180119186

Method for producing compound and compound production system used in production method

This method for producing a compound uses a continuous tank reactor which is provided with two or more reaction tanks for producing the compound and with a reaction liquid feeding pipe that feeds a reaction liquid from an upstream reaction tank to a downstream reaction tank, said method being characterized in that the reynold's number of the reaction liquid that flows in the reaction liquid feeding pipe is configured to be 1800-22000. Furthermore, this compound production system is used in said method for producing a compound, and is formed by housing at least one of the reaction tanks in a portable container.. ... Mitsubishi Chemical Corporation

05/03/18 / #20180118883

Polycarbonate resin composition, method for producing same, and molded object

The present invention aims at providing a polycarbonate resin composition having excellent transparency and possessing high levels of biogenic substance content rate, heat resistance, wet heat resistance and impact resistance in a balanced manner, a production method thereof, and a molded body of the polycarbonate resin composition. The present invention is a polycarbonate resin composition including a polycarbonate resin (a) containing a constitutional unit derived from a compound represented by the following formula (1), and an aromatic polycarbonate resin (b), a production method thereof, and a molded body of the resin composition:. ... Mitsubishi Chemical Corporation

05/03/18 / #20180117861

Fiber-reinforced plastic and production method therefor

The purpose of the present invention is to obtain a fiber-reinforced plastic that is capable of controlling anisotropy, has excellent mechanical characteristics, has little variation, has excellent heat resistance, and has good fluidity during forming. A production method for fiber-reinforced plastic, having: a step in which a material (a) (100) including a prepreg base material is obtained, said prepreg base material having cuts therein and having a thermoplastic resin impregnated in reinforcing fibers (110) arranged in parallel in one direction; a step in which a pressurizing device is used that applies a substantially uniform pressure in a direction (x) orthogonal to the travel direction of the material (a) (100) and the material (a) (100) is caused to travel in the one direction and is pressurized while being heated to a prescribed temperature (t), an angle (.theta.) of −20-20 .degree. ... Mitsubishi Chemical Corporation

05/03/18 / #20180117572

Copper-supported zeolite and exhaust gas purification catalyst containing the zeolite

Disclosed herein is a copper-supported zeolite containing a zeolite having a framework structure including silicon atoms, phosphorus atoms, and aluminum atoms, and copper supported on the zeolite, wherein the copper-supported zeolite satisfies (1) to (3): (1) an amount of copper (in terms of copper atoms) supported on the copper-supported zeolite is 1.5% by weight or more and 3.5% by weight or less, (2) the copper-supported zeolite has an uv-vis-nir absorption intensity ratio of less than 0.35 as determined by a formula (i) below: intensity (22,000 cm−1)/intensity (12,500 cm−1) . . ... Mitsubishi Chemical Corporation

04/19/18 / #20180108920

Porous electrode substrate and manufacturing method therefor

There has been a demand for providing a porous electrode substrate having reduced bulk density, having good handling properties and gas permeability, which has conventionally been difficult to produce. A porous electrode substrate having a structure wherein carbon fibers (a) are joined by carbides, the porous electrode substrate having a bulk density of 1.0-2.0×10−1 g/cm3 or less when a pressure of 1.5×10−1 mpa is applied, and having a bending strength of at least 10 mpa.. ... Mitsubishi Chemical Corporation

04/19/18 / #20180105953

Crystal of nitride of group-13 metal on periodic table, and method for producing the same

An object of the present invention is to provide a crystal of a nitride of a group-13 metal on the periodic table which has good crystallinity and has no crystal strain, and to provide a production method for the crystal. The crystal of a nitride of a group-13 metal on the periodic table of the present invention, comprises oxygen atom and hydrogen atom in the crystal and has a ratio of a hydrogen concentration to an oxygen concentration therein of from 0.5 to 4.5.. ... Mitsubishi Chemical Corporation

04/19/18 / #20180104869

Molded body and manufacturing method therefor

A molding provided with a sheet-shaped composite material section formed from a fiber-reinforced composite material containing reinforcing fibers and a matrix resin, and protruding ribs formed directly on a first surface of the composite material section and containing a thermoplastic resin, wherein the ribs intersect with each other on the first surface, and the mean width t, mean height h and the proportion occupied on the first surface are within specified ranges. A manufacturing method for the molding including a composite material section-forming step for forming the composite material section, and a rib-forming step for forming the ribs so as to satisfy the above conditions.. ... Mitsubishi Chemical Corporation

04/12/18 / #20180100421

Inorganic fiber-formed article, mat for exhaust gas cleaning apparatus, and exhaust gas cleaning apparatus

An inorganic fiber-formed article, composed of a mat-shaped inorganic fiber assembly, the inorganic fiber-formed article including needle marks that extend in a direction including a thickness direction of the mat-shaped inorganic fiber assembly, where the needle marks include needle marks a and needle marks b having a diameter smaller than that of the needle marks a, dense portions in which a plurality of the needle marks a lie densely are arranged apart, non-dense portions in which a needle mark density of the needle marks a is lower than that in the dense portions are present between the dense portions in both a first direction which is any mat-surface direction extending through the dense portions and a second direction orthogonal to the first direction, and the needle marks b are present at least in the non-dense portions.. . ... Mitsubishi Chemical Corporation

04/12/18 / #20180100055

Iminodiacetate chelating resin and manufacturing method therefor

The present invention relates to an iminodiacetic acid chelating resin, wherein the water amount in the resin is from 50 to 75% and the volume ratio of na form/h form is from 1.4 to 1.8. Furthermore, the present invention relates to a method for producing an iminodiacetic acid chelating resin, wherein an alcohol is used as a solvent for the amination reaction of a chloromethylated styrene crosslinked copolymer with iminodiacetonitrile or sodium iodide and/or potassium iodide is used as a catalyst for the amination reaction.. ... Mitsubishi Chemical Corporation

03/22/18 / #20180083247

Multilayer porous film, battery separator, and battery

A multilayer porous film having excellent air permeability, a capability of being formed with high stability and high efficiency, enhanced ionic permeability, and a low electric resistance is provided. The film includes at least two layers that are a porous layer (layer i) including a polypropylene resin (a) as a main component and a heat-resistant layer (layer ii) including a resin composition (ii), the resin composition (ii) including a polypropylene resin (a), inorganic particles (b), and a vinyl aromatic elastomer (c), the vinyl aromatic elastomer (c) having a melt flow rate (mfr) of 1 g/10 min or less as determined at 230° c. ... Mitsubishi Chemical Corporation

03/22/18 / #20180079165

Laminate

The present invention pertains to a carbon fiber reinforced plastic, and provides a carbon fiber reinforced plastic laminated body that is low cost and superior in moldability, mechanical characteristic balance, and impact resistance. The laminated body has three or more layers, and has the following (b) layer between two layers of a fiber reinforced resin sheet, (b) layer: a resin sheet in which the displacement, in an s-s curve waveform obtained by the following high-speed punching test, from a peak value of the test force (kn) to an 85%—attenuation value is not less than 22 mm. ... Mitsubishi Chemical Corporation

03/22/18 / #20180079109

Method for manufacturing hexagonal semiconductor plate crystal

A plate crystal cut from a gallium nitride crystal with a crystal cutting wire, where the plate crystal has a principal face of (20−21), and a magnitude of warpage of the plate crystal is 1.0 μm/mm or less in a line along the perpendicular projection of the c axis on the principal face passing through the center of the principal face.. . ... Mitsubishi Chemical Corporation

03/15/18 / #20180072636

Catalyst for isobutylene production and method for producing isobutylene

Provided are: a catalyst for dehydration, with which isobutylene is able to be produced with high conversion and high selectivity through a dehydration reaction of isobutanol; and a method for producing isobutylene. This catalyst has a bet specific surface area within the range of from 210 m2/g to 350 m2/g (inclusive) as calculated from n2 adsorption/desorption isotherms. ... Mitsubishi Chemical Corporation

03/15/18 / #20180071957

Fiber-reinforced composite material molded article and method for manufacturing same

The purpose of the present invention is to obtain a fiber-reinforced composite material molded article having high adhesive strength in a boundary portion between an insert portion comprising a fiber-reinforced resin substrate and an integrally molded portion molded integrally with the insert portion. A fiber-reinforced composite material molded article (1) containing reinforcing fibers and a thermoplastic resin and being provided with a first layer (23), a second layer (22), and a third layer (21) in this order, the thickness of each layer, the ratio of the total volume of reinforcing fibers (x2) having a fiber length of 3 mm to less than 100 mm with respect to the total volume of reinforcing fibers present in the layer, the ratio of the total volume of reinforcing fibers (y2) having a fiber length of 0.02 mm to less than 3 mm with respect to the total volume of reinforcing fibers present in the layer, and the volume content of fibers in each layer being controlled so as to be in specific ranges.. ... Mitsubishi Chemical Corporation

03/08/18 / #20180067412

Polyester resin, method for producing polyester resin, and toner using said polyester resin

Provided is a polyester resin having excellent low-temperature fluidity and storage stability that achieves both dispersibility and grindability. A polyester resin including a sulfonate component and a hetero alicyclic skeleton component as constituent units.. ... Mitsubishi Chemical Corporation

03/08/18 / #20180065294

Filament for material extrusion-type three-dimensional printers, wound body composed of said filament, cartridge containing said filament, and method for producing resin molded article using said filament

An object of the invention is to provide a filament for a material extrusion-type three-dimensional printer, which filament contains an aromatic polyester resin, and which overcomes the shortcomings of a filament for a material extrusion-type three-dimensional printer that is composed of an abs resin. Provided is a filament for a material extrusion-type three-dimensional printer, the filament including an aromatic polyester resin containing 50 mol % or more of aromatic dicarboxylic acid units, and 3 mol % or more of isophthalic acid units, with respect to the total amount of dicarboxylic acid units. ... Mitsubishi Chemical Corporation

03/01/18 / #20180059009

Method and apparatus for analysis of nitrogen

There is provided a nitrogen analyzing method for quantitative analysis of nitrogen in a specimen by a chemiluminescence method using ozone which is capable of measuring a concentration of nitrogen contained in the specimen with still higher accuracy, as well as a nitrogen analyzer used for practicing the analyzing method. Also, according to the present invention, there is provided a nitrogen analyzing method and a nitrogen analyzer which have a less adverse influence on human body and are also capable of further reducing environmental burden even when analyzing nitrogen in fuel-related specimens. ... Mitsubishi Chemical Corporation

03/01/18 / #20180057960

Periodic table group 13 metal nitride crystals and method for manufacturing periodic table group 13 metal nitride crystals

A periodic table group 13 metal nitride crystals grown with a non-polar or semi-polar principal surface have numerous stacking faults. The purpose of the present invention is to provide a period table group 13 metal nitride crystal wherein the occurrence of stacking faults of this kind are suppressed. ... Mitsubishi Chemical Corporation

02/22/18 / #20180051391

Spinning nozzle, process for producing fibrous mass, fibrous mass, and paper

A spinning nozzle which has a perforated part in which ejection holes have been arranged in a density as high as 600-1,200 holes/mm2. This process for producing a fibrous bundle comprises ejecting a spinning dope having a viscosity as measured at 50° c. ... Mitsubishi Chemical Corporation

02/22/18 / #20180051179

Antifouling coating composition

A resin composition, formed to have a polymer (a) containing at least one monomer-derived structural unit having the structure represented by formula (1), (2) or (3) below, and after the resin composition is stored at 40° c. For 30 days, the decomposition rate of the structure represented by formula (1), (2) or (3) in the polymer (a) is 20% or lower.. ... Mitsubishi Chemical Corporation

02/22/18 / #20180051143

Carbon fiber bundle for resin reinforcement, and method for manufacturing carbon fiber bundle for resin reinforcement, carbon-fiber-reinforced thermoplastic resin composition, and molded body

A carbon fiber bundle for resin reinforcement, wherein there are adhered by 0.1-5.0 mass % to a carbon fiber bundle in which multiple lengths of filament are bundled, a mixture created by mixing an organic polymer (a) having a mass-average molecular weight of 10000 or more and an organic compound (b) the thermal reduction rate specified in claim 1 of which is 5 mass % or more or an organic compound (b) the thermal reduction rate specified in claim 2 of which is 0.8 mass % or more, the amount of the organic polymer (a) adhered being 0.1 mass % or more.. . ... Mitsubishi Chemical Corporation

02/08/18 / #20180039197

Image forming method

The present invention relates to an image forming method in which an electrophotographic cartridge is disposed in at least four-color tandem with respect to a transfer material transporting body, in which, in a case where a fixing step side of the transfer material transporting body is set as a downstream side, and a cleaning step side of the transfer material transporting body is set as an upstream side, a total amount of use amount of specific external additives contained in the toner for each of the color electrophotographic cartridges is adjusted to a specific amount, and a specific amount of a specific external additive is used for toner provided in the electrophotographic cartridge on the most downstream side.. . ... Mitsubishi Chemical Corporation

02/08/18 / #20180039196

Toner for electrostatic charge image development

An object of the present invention is to provide a toner being free of a problem of image non-uniformity or carrier attraction due to charging unevenness and enabling stable printing, even at continuous printing, in a high-speed development system susceptible to stress. In the toner for developing an electrostatic charge image of the present invention, as an external additive of the toner, a metal oxide-polymer composite particle containing a polymer-grafted metal oxide, and a composite oxide particle having a core-shell structure, with the core part containing titania and the shell part containing silica, are added as a first external additive and a second external additive, respectively.. ... Mitsubishi Chemical Corporation

02/08/18 / #20180038015

Filament for material extrusion 3d printer molding and production method of molded body

The present invention provides a filament for material extrusion 3d printer molding, which affords a molded article having soft texture and excellent heat resistance and among others, exhibits good moldability in molding by a material extrusion 3d printer. The present invention relates to a filament for material extrusion 3d printer molding, including a thermoplastic elastomer which contains at least a specific block copolymer and in which the ratio between storage modulus and loss modulus measured at 200° c. ... Mitsubishi Chemical Corporation

02/08/18 / #20180037692

Polyester polyol, polyurethane resin, and production processes therefor

The present invention aims to provide a polyester polyol having favorable reactivity and a favorable color tone, which can be used for obtaining a polyurethane having an excellent balance of flexibility, mechanical strength, and chemical resistance, and a method for producing the polyester polyol. The object can be achieved with a polyester polyol in which an aliphatic diol contains as a structural unit 1,10-decanediol derived from a biomass resource, and in which the aldehyde body content in the polyester polyol is 0.01 to 0.5% by weight, and a method for producing the polyester polyol.. ... Mitsubishi Chemical Corporation

02/01/18 / #20180034105

Non-aqueous electrolyte solution and non-aqueous electrolyte secondary battery using same

Provided is a non-aqueous electrolyte solution that enables the fabrication of a non-aqueous secondary battery with which gas generation during battery use in high-temperature environments or with continuous charging is suppressed. Also provided is a non-aqueous electrolyte secondary battery that uses this non-aqueous electrolyte solution. ... Mitsubishi Chemical Corporation

02/01/18 / #20180030240

Resin composition and article molded therefrom

The present invention relates to: a resin composition comprising a polyacetal resin (a), a salt (b) consisting of a carboxylic acid and an alkaline-earth metal, and a rubber-containing graft polymer (c); and a molded article formed by molding the resin composition. The resin composition and the molded article of the present invention are characterized in that the thermal decomposition associated with weight loss in a molding process or the formaldehyde in the molded article is reduced.. ... Mitsubishi Chemical Corporation

02/01/18 / #20180030181

Production method of alpha-olefin low polymer and production apparatus

The present invention relates to a method and an apparatus for producing an α-olefin low polymer by subjecting an α-olefin to low polymerization reaction in the presence of a catalyst in a liquid phase part within a reactor, and the present invention relates to a method and an apparatus for producing an α-olefin low polymer, such as 1-hexene, etc., by subjecting an α-olefin, such as ethylene, etc., to low polymerization reaction, in which the formation of a polymer on an upper tube plate surface of a shell and tube type heat exchanger that is used for heat removal is suppressed, thereby performing a continuous operation stably over a long period of time.. . ... Mitsubishi Chemical Corporation

01/18/18 / #20180019499

Nonaqueous electrolytic solution and nonaqueous electrolytic solution secondary battery using same

The present invention relates to a nonaqueous electrolytic solution for use in a nonaqueous electrolytic solution secondary battery that comprises a negative electrode and a positive electrode capable of storing and releasing metal ions, and a nonaqueous electrolytic solution, wherein the nonaqueous electrolytic solution contains the specific compounds (a) and (b).. . ... Mitsubishi Chemical Corporation

01/18/18 / #20180019423

Organic thin film solar cell module

Provided is an organic photovoltaic module in which the initial performance of an organic photovoltaic device can be maintained even after squeegeeing in wet pasting construction, of which an end does not peel off in finishing working, and which has favorable design quality. The organic photovoltaic module includes, in turn, a first gas barrier layer, a first sealing layer, and the organic photovoltaic device, in which the first sealing layer has a storage modulus of 5×106 pa or more and 1×108 pa or less at 25° c. ... Mitsubishi Chemical Corporation

01/18/18 / #20180016205

Method for producing alpha-olefin low polymer

An object of the present invention is to provide a method for efficiently producing an α-olefin low polymer at a high α-olefin low polymer selectivity and a high α-olefin low polymer yield with suppressing the deterioration of catalytic activity with time, and the invention relates to a method for producing an α-olefin low polymer, which comprises performing a low polymerization reaction of an α-olefin in the presence of a catalyst containing a chlorine atom-containing compound (d) and a reaction solvent, wherein the chlorine atom-containing compound (d) that are at least two compounds having specific chlorine atom elimination rate is supplied in predetermined ratio.. . ... Mitsubishi Chemical Corporation

01/18/18 / #20180015339

Golf club shaft

The present invention provides a high-balance-point shaft capable of increasing ball speed. A golf club shaft formed by laminating fiber-reinforced resin, wherein the balance point obtained by formula below is set to be 53% or higher; and the kickpoint obtained by formula below is set to be 44% or higher.. ... Mitsubishi Chemical Corporation

01/11/18 / #20180013146

Carbon material and nonaqueous secondary battery using carbon material

Provided is a carbon material capable of obtaining a non-aqueous secondary battery, which has high capacity, initial efficiency, and low charging resistance and is excellent in productivity. As a result thereof, a high-performance non-aqueous secondary battery is stably provided with efficiency. ... Mitsubishi Chemical Corporation

01/11/18 / #20180011413

Electrostatic charge image developing toner, developer, and image forming method

An object of the present invention is to provide an electrostatic charge image developing toner, a two-component developer, and an image forming method, each capable of employing a two-component trickle touchdown developing system which ensures excellent image density stability and no occurrence of ghost and is used in an electrophotographic copier or an electrostatic recording device. The present invention provides an electrostatic charge image developing toner having positive chargeability; containing a styrene acrylic resin as the binding resin; and containing a nigrosine-containing positive charge control agent and a negative charge control agent as the charge control agent, in which the percentage content of the percentage content of the negative charge control agent in all charge control agents is not less than the percentage content of the positive charge control agent.. ... Mitsubishi Chemical Corporation

01/11/18 / #20180011412

Electrophotographic photoreceptor and image forming apparatus

The present invention relates to an electrophotographic photoreceptor comprising: a conductive support; and a photosensitive layer disposed on the conductive support, wherein the photosensitive layer includes a polyester resin containing a dihydric phenol residue and a dicarboxylic acid residue, and the dihydric phenol residue includes at least one dihydric phenol residue selected from the group of the specific dihydric phenol residues, and the other specific dihydric phenol residue.. . ... Mitsubishi Chemical Corporation

01/11/18 / #20180009774

Method for producing furan compound and furfural composition

The present invention is aimed to provide an industrially advantageous method for producing a furan compound, in which a furan compound can be efficiently obtained in a high selectivity from a furfural compound. The present invention is concerned with a method for producing a furan compound including feeding, as a raw material, a furfural composition containing a furfural compound into a reactor and subjecting to a decarbonylation reaction in the presence of a catalyst to obtain a furan compound as a product, wherein a furfural dimer concentration in the furfural composition is 1,000 ppm by weight or less, and a peroxide value in the furfural composition is 0.01 meq/kg or more and 1.0 meq/kg or less.. ... Mitsubishi Chemical Corporation

01/11/18 / #20180009728

Method for producing alpha-olefin low polymer

An object of the present invention is to provide a method for suppressing the precipitation of polymers with a high concentration dissolved in a solvent in the operation termination step and suppressing the blockage of the apparatus by the polymers even when the polymers with a high concentration are precipitated, and the invention relates to a method for producing an α-olefin low polymer comprising a production operation step and an operation termination step, wherein the supply position of a supply liquid to a distillation column in the operation termination step is changed to a position lower than the supply position of a supply liquid to the distillation column in the production operation step.. . ... Mitsubishi Chemical Corporation

01/04/18 / #20180004101

Single-layer type electrophotographic photoreceptor for positive charging, electrophotographic photoreceptor cartridge, and image forming apparatus

The present invention relates to a single-layer type electrophotographic photoreceptor for positive charging, comprising: a conductive support; and a photosensitive layer disposed on the conductive support and comprising a binder resin, a charge generation material, a hole transport material and a specific electron transport material within the same layer, wherein the photosensitive layer contains a specific aromatic compound.. . ... Mitsubishi Chemical Corporation

01/04/18 / #20180003871

Molded article, thermoplastic resin composition, and display device

Provided is a shaped article having excellent jet blackness and also, by transmitting light with specific wavelength, can display a specific color. The shaped article is a shaped article for which the l* value of reflected light is 35 or less and the total light transmittance is 1% or less, wherein, in a wavelength range of 380 nm or more to 780 nm or less, the wavelength at which the maximum value of light transmittance is exhibited is in a range of 380 nm or more to less than 680 nm, and the expressions tα≧0.1 % and 0 %≦tβtα/2 are satisfied, or, in a wavelength range of 380 nm or more to 780 nm or less, the wavelength at which the maximum value of light transmittance is exhibited is in a range of 680 nm or more to 780 nm or less, and the expressions tβ≧10 % and 0 % tα≦tβ/2 are satisfied. ... Mitsubishi Chemical Corporation

01/04/18 / #20180002086

Film roll package for transportation

In accordance with the present invention, there is provided a film roll package that hardly suffers from deformation of a paper box owing to moisture condensation in a container, or hardly suffers from deformation of a paper core for the film roll owing to impact, etc., upon transportation thereof which tends to be caused by deterioration in strength of the paper core for the film roll owing to absorption of moisture. The present invention relates to a film roll package for transportation comprising a film roll comprising a paper core and a plastic film wound around the paper core, a paper box accommodating the film roll therein which is rested on a pallet, plastic films or sheets respectively disposed on upper and lower side surfaces of the paper box, each of the plastic films or sheets having a longitudinal dimension and a lateral dimension which are longer than a longitudinal dimension and a lateral dimension of the upper or lower side surface of the paper box, respectively, and a thickness of 5 to 500 μm, and a stretched film wound over side surfaces of the paper box and the pallet so as to cover 20 to 90% of a height of a side surface of the pallet to fix the paper box onto the pallet.. ... Mitsubishi Chemical Corporation

12/28/17 / #20170371297

Shaft member, end member, photoreceptor drum unit, developing roller unit, and process cartridge

There is provided an end member which is disposed in an end portion of a columnar rotating body mounted on an image forming apparatus main body, comprising: a tubular bearing member; and a shaft member held by the bearing member, in which the shaft member includes a rotating shaft which oscillates within a range of 18° or less with respect to a direction along an axis of the bearing member, a rotating force receiving member which is disposed in one end portion of the rotating shaft and is provided with an engaging member which is engaged with a driving shaft of the image forming apparatus main body, and a regulating member which is engaged with or disengaged from the rotating shaft or the rotating force receiving member by pressing, and switches a posture in which the engaging member is engaged with the driving shaft and a posture in which the engaging member is not engaged with the driving shaft.. . ... Mitsubishi Chemical Corporation

12/28/17 / #20170371254

Electrophotographic photoreceptor and image formation device

An electrophotographic photoreceptor comprising at least a photosensitive layer on a conductive substrate, wherein the photosensitive layer is a laminate having a charge transport layer and a charge generation layer, the charge transport layer contains four or more types of compounds each having a maximum absorption wavelength falling within a wavelength range of from 300 nm to 600 nm in a tetrahydrofuran solution at 25° c., and maximum absorption wavelengths falling within the wavelength range of at least four types of the compounds of said four or more types of the compounds are separated from each other by 10 nm or more.. . ... Mitsubishi Chemical Corporation

12/28/17 / #20170369700

Epoxy resin composition, and film, prepreg, and fiber-reinforced plastic using same

An epoxy resin composition suitable for molding a fiber-reinforced plastic molded article is provided. The molded article has exceptional mechanical properties. ... Mitsubishi Chemical Corporation

12/28/17 / #20170369400

Method for producing conjugated diene

The invention is concerned with a method for producing a conjugated diene including a reaction step of subjecting a raw material gas containing a monoolefin having a carbon atom number of 4 or more to an oxidative dehydrogenation reaction with a gas containing molecular oxygen in the presence of a catalyst, to obtain a reaction product gas containing a conjugated diene; and a cooling step of cooling the reaction product gas, wherein in the cooling step, a cooling agent is supplied into a cooling column and brought into contact with the reaction product gas; the cooling agent discharged from the cooling column is then cooled by a heat exchanger; a precipitate dissolved in the cooling agent is precipitated within the heat exchanger and recovered; and the cooling agent from which the precipitate has been recovered is circulated into the cooling column.. . ... Mitsubishi Chemical Corporation

12/21/17 / #20170362739

Gan substrate

A disk-shaped gan substrate has a diameter of 2 inches or more has a front surface tilted with a tilt angle of 45° or more and 135° or less relative to the (0001) plane in a tilt direction within a range of ±5° around the <10-10> direction, and a back surface which is a main surface opposite to the front surface. The gan substrate has a first point positioned in a direction perpendicular to the c-axis when viewed from the center thereof, on the side surface thereof. ... Mitsubishi Chemical Corporation

12/07/17 / #20170352721

C-plane gan substrate

A c-plane gan substrate only mildly restricts the shape and dimension of a nitride semiconductor device formed on the substrate. The variation of an off-angle on the main surface of the substrate is suppressed. ... Mitsubishi Chemical Corporation

12/07/17 / #20170348644

Method for producing hollow fiber membrane and hollow fiber membrane-spinning nozzle

A method for manufacturing a hollow fiber membrane has a spinning step of applying a first membrane forming stock solution and a second membrane forming stock solution for forming a porous membrane layer to the outer peripheral surface of a hollow porous base material using a nozzle for hollow fiber membrane spinning and solidifying these membrane forming stock solutions, wherein a draft ratio (vb/va), which is the ratio of feed velocity vb for hollow porous base material fed out from a base material feed opening to linear velocity va for the first membrane forming stock solution and the second membrane forming stock solution discharged from a membrane forming stock solution discharge opening of the nozzle for hollow fiber membrane spinning, is set to 1-6.. . ... Mitsubishi Chemical Corporation

12/07/17 / #20170348643

Separation membrane module and repairing method thereof

An object of the present invention is to provide a separation membrane module in which an end member is prevented from coming out even at the occurrence of a reverse pressure or the like. The invention relates to a separation membrane module which is equipped with a cylinder-shaped housing and a tubular separation membrane and which takes out a fluid which has permeated the tubular separation membrane. ... Mitsubishi Chemical Corporation

11/30/17 / #20170342186

Impact strength modifier for chlorine-containing resin, chlorine-containing resin composition and molded body of chlorine-containing resin composition

Disclosed is an impact strength modifier (α) for a chlorine-containing resin, comprising a powder of a graft copolymer (a) obtained by graft polymerizing one or more kinds of vinyl monomers (b1) onto a polyorganosiloxane rubber (a1) or a composite rubber (a2) containing a polyorganosiloxane rubber and a polyalkyl (meth)acrylate rubber, wherein the specific surface area of the powder of the graft copolymer (a) measured by a nitrogen gas adsorption method is from 0.6 to 30 m2/g, and the ph of water used for extraction under conditions, in which (1) in an oven at 180° c., 5.0 g of the powder of the graft copolymer (a) is left to stand still and heated for 15 minutes, and (2) after the heating, the powder is dispersed in 100 ml of heated pure water and extracted for 1 hour at 70° c. While stirring, is from 4 to 11.. ... Mitsubishi Chemical Corporation

11/23/17 / #20170338497

Porous electrode substrate, membrane-electrode assembly using same, and polymer electrolyte fuel cell using same

Disclosed herein is a porous electrode substrate in which carbon fibers are dispersed in the structure thereof have a fiber diameter of 3-15 micron and a fiber length of 2-30 mm, and are bound to one another by carbonized resin such that, when a pore distribution in the porous electrode is determined with a mercury intrusion porosimeter, such that a pore distribution curve is plotted on a graph having a common logarithmic scale on the horizontal axis, and a 1-100 micron pore diameter range of the pore distribution curve includes 80 or more measurement points at equal intervals along the common logarithmic scale, the pore distribution has a skewness s of -2.0<s<-0.8 and a kurtosis k of 3.5<k<10 in the 1-100 micron pore diameter range.. . ... Mitsubishi Chemical Corporation

11/23/17 / #20170338112

C-plane gan substrate

Provides is a c-plane gan substrate which, although formed from a gan crystal grown so that surface pits are generated, is free from any inversion domain, and moreover, has a low spiral dislocation density in a gallium polar surface. Provides is a c-plane gan substrate wherein: the substrate comprises a plurality of facet growth areas each having a closed ring outline-shape on a gallium polar surface; the spiral dislocation density is less than 1×106 cm−2 anywhere on the gallium polar surface; and the substrate is free from any inversion domain. ... Mitsubishi Chemical Corporation

11/23/17 / #20170336724

Phthalocyanine crystal, and electrophotographic photoreceptor, electrophotographic photoreceptor cartridge and image-forming device using the same

Provided is an excellent phthalocyanine crystal having high sensitivity and little fluctuation in sensitivity for a humidity change in a use environment and applicable to the martial for solar battery, electronic paper, electrophotographic photoreceptor, etc. Namely, phthalocyanine crystal obtained by bringing a phthalocyanine crystal precursor into contact with an aromatic aldehyde compound to convert the crystal form. ... Mitsubishi Chemical Corporation

11/23/17 / #20170335160

Agglomerated boron nitride particles, composition containing said particles, and three-dimensional integrated circuit having layer comprising said composition

To provide a composition for a three-dimensional integrated circuit capable of forming a filling interlayer excellent in thermal conductivity also in a thickness direction, using agglomerated boron nitride particles excellent in the isotropy of thermal conductivity, disintegration resistance and kneading property with a resin. A composition for a three-dimensional integrated circuit, comprising agglomerated boron nitride particles which have a specific surface area of at least 10 m2/g, the surface of which is constituted by boron nitride primary particles having an average particle size of at least 0.05 μm and at most 1 μm, and which are spherical, and a resin (a) having a melt viscosity at 120° c. ... Mitsubishi Chemical Corporation

11/23/17 / #20170333811

Protein having affinity for immunoglobulin, affinity separation agent and column for liquid chromatography using the same

One embodiment of the present invention is a protein having affinity for an immunoglobulin, which is a protein having two or more domains derived from any of the amino acid sequences of e, d, and a domains of protein a, and in the amino acid sequence of at least one of the domains, one or more lysines are included, and the c-terminal lysine is deleted or substituted, or a protein having affinity for an immunoglobulin, which is a protein having two or more domains derived from any of b, c, and z domains of protein a, and in the amino acid sequence of at least one of the domains, one or more lysines are included, and lysine at position 4 and the c-terminal lysine are deleted or substituted.. . ... Mitsubishi Chemical Corporation

11/16/17 / #20170327984

Method for manufacturing binder-containing inorganic fiber molded body

. . A main object of the present invention is to provide a method for manufacturing a binder-containing inorganic fiber molded body where localization of the binder is inhibited. The present invention achieves the object by providing a method for manufacturing a binder-containing inorganic fiber molded body including steps of: a binder solution coating step of coating an inorganic fiber molded body with a binder solution, and a liquid coating step of coating the inorganic fiber molded body coated with the binder solution with a liquid of which boiling point is less than 120° c.. ... Mitsubishi Chemical Corporation

11/16/17 / #20170326846

Laminate film, method for manufacturing same, and melamine decorative panel

Provided is a laminate film having excellent bonding properties, resistance to water whitening, and chemical resistance, and containing a fluororesin layer comprising a fluororesin composition, and an acrylic resin layer comprising a resin composition that contains a reactive group-containing acrylic resin, acrylic rubber particles, and a thermoplastic resin.. . ... Mitsubishi Chemical Corporation

11/09/17 / #20170324116

Non-aqueous electrolyte solution and non-aqueous electrolyte solution secondary battery using the same

There is provided a non-aqueous electrolyte solution enabling fabrication of a non-aqueous electrolyte solution secondary battery which achieves suppressed gas generation when used under high temperature environment and the improved residual capacity of the battery, and the improved cycle characteristic thereof, and further, is excellent in discharge load characteristic (dischargeable at high rate), and a non-aqueous electrolyte solution secondary battery using the non-aqueous electrolyte solution. There is provided a non-aqueous electrolyte solution used in a non-aqueous electrolyte solution secondary battery including a positive electrode having a positive electrode active material capable of absorbing and releasing a metal ion and a negative electrode having a negative electrode active material capable of absorbing and releasing a metal ion, which solution contains a bismaleimide compound having a specific structure, and a non-aqueous electrolyte solution secondary battery using the solution.. ... Mitsubishi Chemical Corporation

11/09/17 / #20170322372

Optical fiber, method for manufacturing optical fiber, optical fiber cable, and sensor

The present invention provides a plastic optical fiber comprising a core and a sheath consisting of at least one layer, the plastic optical fiber having a transmission loss of 120 db/km or less as measured by a 25 m-1 m cutback method under conditions of a wavelength of 525 nm and an excitation of na=0.45, and satisfying either one of the following conditions when a thickness of the innermost sheath layer is 0.5 μm to 4.5 μm, an amount of foreign matter having a size of 2 μm or greater contained in the innermost sheath layer is 2000/cm3 or less, or a size x (μm) of foreign matter contained in the innermost sheath layer and an amount y of the foreign matter (number/cm3) satisfy formula (1) below: y≦1200 x e(−0.067×x) (1). Such optical fibers have a low transmission loss of green light (in particular, light having a wavelength of 525 nm), enabling longer distance communication.. ... Mitsubishi Chemical Corporation

11/09/17 / #20170321866

Sintered phosphor, light emitting device, illumination device, vehicle headlamp, and method for manufacturing sintered phosphor

Provided is a sintered phosphor-composite for an led, having high heat resistance, high thermal conductivity, high luminance, and high conversion efficacy. In addition, there are provided: a light-emitting apparatus which uses the sintered phosphor-composite; and an illumination apparatus and a vehicular headlamp which use the light-emitting apparatus. ... Mitsubishi Chemical Corporation

10/05/17 / #20170285498

Electrophotographic photoreceptor, electrophotographic photoreceptor cartridge, and image forming apparatus

. . . . The present invention relates to an electrophotographic photoreceptor comprising: a conductive support; and a photosensitive layer on the conductive support, wherein the photosensitive layer contains a charge transport substance, a binder resin, and a compound which has a molecular weight of equal to or less than 350, and is represented by general formula (1).. . ... Mitsubishi Chemical Corporation

10/05/17 / #20170284016

Oil agent for carbon-fiber-precursor acrylic fiber, oil agent composition for carbon-fiber-precursor acrylic fiber, oil-treatment-liquid for carbon-fiber-precursor acrylic fiber, and carbon-fiber-precursor acrylic fiber bundle

An oil for a carbon fiber precursor acrylic fiber including: a hydroxybenzoate ester (a) indicated by formula (1a); an amino-modified silicone (h) indicated by formula (3e); and an organic compound (x) which is compatible with the hydroxybenzoate ester (a), in which a residual mass rate r1 at 300° c. In thermal mass analysis in an air atmosphere is 70-100 mass % inclusive, and which is a liquid at 100° c., and a carbon fiber precursor acrylic fiber bundle to which the oil for a carbon fiber precursor acrylic fiber is adhered.. ... Mitsubishi Chemical Corporation

10/05/17 / #20170283784

Improved nitrile hydratase

Provided is a novel improved nitrile hydratase with improved resistance to amide compounds under high temperatures. Specifically provided is a nitrile hydratase having at least one amino acid mutation selected from (a) to (d) below, in the amino acid sequence expressed in seq id no:50 (x1 to x27 represent independent arbitrarily-defined amino acid residuals). ... Mitsubishi Chemical Corporation

10/05/17 / #20170283667

Adhesive film and process for producing the same

The present invention provides an adhesive film hardly suffering from fisheyes and deposition of dirt and dusts thereonto and having excellent mechanical strength and heat resistance as well as good adhesion properties, which can be suitably used as various surface protective films, etc. The present invention relates to an adhesive film comprising a polyester film and an adhesive layer formed on at least one surface of the polyester film, in which the adhesive layer comprises a resin having a glass transition point of not higher than 0° c., and an antistatic agent, and a thickness of the adhesive layer is not more than 10 μm.. ... Mitsubishi Chemical Corporation

10/05/17 / #20170283664

Adhesive film and process for producing the same

The present invention provides an adhesive film hardly suffering from fisheyes and having excellent mechanical strength and heat resistance as well as good adhesion properties, which can be suitably used as various surface protective films, etc. The present invention relates to an adhesive film comprising a polyester film and an adhesive layer formed on at least one surface of the polyester film, in which the adhesive layer comprises a (meth)acrylic resin comprising a (meth)acrylate unit that comprises an alkyl group having not less than 4 carbon atoms at an ester end thereof, a content of the (meth)acrylate unit in the (meth)acrylic resin being not less than 20% by weight; and an adhesion strength to a polymethyl methacrylate plate of the adhesive layer is not less than 1 mn/cm.. ... Mitsubishi Chemical Corporation

10/05/17 / #20170283357

Acrylic acid production equipment, method for producing acrylic acid, and method for stopping production of acrylic acid in said method for producing acrylic acid

The present invention relates to an acrylic acid production equipment which includes a raw material gasification apparatus for converting liquefied propylene into a propylene gas; an oxidation reaction apparatus for converting the propylene gas into crude acrylic acid; and a purification apparatus for converting the crude acrylic acid into acrylic acid, wherein the raw material gasification apparatus includes a heating apparatus in the inside thereof and also includes a heating apparatus in the periphery including at least a bottom of the raw material gasification apparatus, by which not only energy can be effectively utilized, but also it is possible to achieve a stopping operation efficiently and within a short time.. . ... Mitsubishi Chemical Corporation

09/21/17 / #20170271681

Negative electrode active material for nonaqueous secondary battery, and negative electrode and nonaqueous secondary battery using the same

A method to prepare a negative electrode active material for a nonaqueous secondary battery is provided. The negative electrode active material comprises an active material (a) capable of occluding and releasing lithium ions and an organic compound (b), wherein the organic compound (b) is hardly soluble in a nonaqueous electrolytic solution, has a π-conjugated structure, and has an electric conductivity at 25° c. ... Mitsubishi Chemical Corporation

09/21/17 / #20170271226

Tetramethylbiphenol type epoxy resin, epoxy resin composition, cured product, and semiconductor sealing material

The present invention relates to a tetramethylbiphenol type epoxy resin having a content of a sodium ion of 1 to 12 ppm which is determined by measurement by the atomic absorption spectrometry using a solution wherein a sample is dissolved in n-methylpyrrolidone.. . ... Mitsubishi Chemical Corporation

09/21/17 / #20170266939

Resin laminate film, method for manufacturing same, and melamine decorative panel

The present invention provides an acrylic resin laminate film having excellent bonding properties, as well as an excellent appearance and resistance to water whitening. The present invention is a laminate film provided with a resin layer (i) comprising an acrylic resin composition (a) or a fluororesin composition (b), and a second resin layer (ii) comprising a resin composition (c) that contains an acid anhydride copolymer (c-1) and acrylic rubber particles (c-2).. ... Mitsubishi Chemical Corporation

09/21/17 / #20170266085

Core-shell type polymer particle, aqueous polymer emulsion, and hair cosmetic composition

The present invention relates to a core-shell type polymer particle including a shell part composed of an amphoteric polymer (a) and a core part composed of a hydrophobic polymer (b).. . ... Mitsubishi Chemical Corporation

09/14/17 / #20170263347

Conductive composition and solid electrolytic capacitor obtained using aforementioned composition

Provided are: a conductive composition containing a conductive polymer (a) satisfying the below-mentioned condition (i) and a compound (b) having at least 3 hydroxyl groups, and having a ph at 25° c. Of a 1 mol/l aqueous solution of no greater than 9.0; a conductive composition that further contains a water-soluble polymer (c) having a hydroxyl group; and a solid electrolytic capacitor having a solid electrolytic layer containing the composition. ... Mitsubishi Chemical Corporation

09/14/17 / #20170261871

Electrophotographic photoreceptor

The present invention relates to an electrophotographic photoreceptor comprising, on a conductive base: a charge generation layer; and a charge transport layer having a film thickness of 15 μm to 40 μm, wherein the charge transport layer is an outermost layer, and the charge transport layer contains an inorganic filler and a hydrocarbon compound represented by the following formula (1).. . ... Mitsubishi Chemical Corporation

09/14/17 / #20170261854

Conductive composition, antistatic film, laminate and production therefor, and production method for photomask

This conductive composition includes: a conductive polymer (a) having a sulfonic acid group and/or a carboxy group; a basic compound (b) having at least one nitrogen-containing heterocyclic ring and an amino group; an aqueous polymer (c) having a hydroxyl group (excluding the conductive polymer (a)); a hydrophilic organic solvent (d); and water (e).. . ... Mitsubishi Chemical Corporation

09/14/17 / #20170259250

Aei type zeolite, method for producing same, and uses thereof

Provided is a method for producing an inexpensive, high-performance aei type zeolite and an aei type zeolite having a si/al ratio of 6.5 or less by using neither an expensive y type zeolite as a raw material nor dangerous hydrofluoric acid. The method for producing an aei type zeolite having a si/al ratio of 50 or less includes: preparing a mixture including a silicon atom material, an aluminum atom material, an alkali metal atom material, an organic structure-directing agent, and water; and performing hydrothermal synthesis of the obtained mixture, in which a compound having a si content of 20% by weight or less and containing aluminum is used as the aluminum atom material; and the mixture includes a zeolite having a framework density of 14 t/1000 Å3 or more in an amount of 0.1% by weight or more with respect to sio2 assuming that all si atoms in the mixture are formed in sio2.. ... Mitsubishi Chemical Corporation

09/14/17 / #20170259214

Porous support-zeolite membrane composite, and method for producing porous support-zeolite membrane composite

An object of the present invention is to provide a porous support-zeolite membrane composite ensuring that at the time of separation or concentration with a zeolite membrane, both sufficient throughput and high separation performance are achieved in practice and the present invention relates to a porous support-zeolite membrane composite having a porous support and a zeolite membrane formed on the porous support, wherein part of the zeolite membrane penetrates into the inside of the porous support and the distance from the surface of the porous support to the inside into which the zeolite film penetrates is 5.0 μm or less on average.. . ... Mitsubishi Chemical Corporation

09/07/17 / #20170256693

Spot lighting apparatus

A spot lighting apparatus includes a first reflection unit, a semiconductor light emitting device, a second reflection unit being provided on an optical axis of the semiconductor light emitting device, and a fixing unit fixing the second reflection unit to be separated from the semiconductor light emitting device, wherein the second reflection unit receives a part of a light released from the semiconductor light emitting device and reflects it toward the first reflection unit, the first reflection unit receives a part of a light released from the semiconductor light emitting device and all or a part of a light reflected on the second reflection unit and reflects them toward the opening part, and the light reflected on the first reflection unit and emitted from the opening part is 80% or more of total lights emitted from the opening part.. . ... Mitsubishi Chemical Corporation

09/07/17 / #20170253698

Polyether polyol, method for producing polyether polyol, polyester elastomer and polyurethane

The present invention provides a high-molecular-weight polyether polyol ensuring that when used as a polyurethane raw material, a polyurethane having excellent flexibility and elastic recovery can be obtained; and a method for producing, with high productivity, a polyether polyol having a higher number average molecular weight and a narrower molecular weight distribution than those of the raw material polyether polyol, and the polyether polyol of the present invention has a number average molecular weight of 3,500 to 5,500 and a molecular weight distribution of 1.7 to 3.0.. . ... Mitsubishi Chemical Corporation

08/24/17 / #20170242353

Electrophotographic photoreceptor, image forming apparatus, and coating liquid for forming photosensitive layer

The present invention relates to an electrophotographic photoreceptor which is a positive charging type electrophotographic photoreceptor comprising a conductive support and a photosensitive layer on the conductive support, wherein the photosensitive layer contains at least a charge generating material, a hole transport material, an electron transport material, and a binder resin in the same layer, and a residual potential vl1 at a point at which an exposure amount for forming a latent image is 0.3 μj/cm2 is equal to or lower than 130 v when an initial surface potential v0 is set to +700 v, exposure with monochromatic light of 780 nm is performed and measurement is performed by a dynamic method.. . ... Mitsubishi Chemical Corporation

08/03/17 / #20170219985

Bearing member, end member, photoreceptor-drum unit, and process cartridge

. . . . There is provided a bearing member which is disposed at an end section of a photoreceptor drum for attaching a shaft member that transmits a rotating force to the bearing member, the bearing member including a tubular body, and a holding section which is disposed inside the tubular body attachably and detachably, and holds a rotating force transmission pin provided in the shaft member, wherein the holding section includes at least two swing grooves provided extending along an axial direction of the tubular body, and opposing each other, and introduction grooves, each having one end communicating with the swing groove and the other end communicating with an outside of the swing groove, and the introduction grooves in a posture in which the shaft member transmits the rotating force are disposed entirely at a position to be lower than an entirety or a part of the rotating force transmission pin.. . ... Mitsubishi Chemical Corporation

07/20/17 / #20170208685

Thermoplastic composition

. . A thermoplastic composition including a) a thermoplastic resin and b) a laser direct structuring (lds) additive in an amount of at least 1 wt. % with respect to the weight of the total composition, wherein the lds additive includes a mixed metal oxide including at least tin and a second metal selected from the group consisting of antimony, bismuth, aluminium and molybdenum, wherein the lds additive includes at least 40 wt. ... Mitsubishi Chemical Corporation

07/20/17 / #20170205719

Image forming apparatus and electrophotographic cartridge

The invention is to provide an image forming apparatus and an electrophotographic cartridge, which are free from problems of cleaning failure, filming, soiling, residual images (ghosts), fogging, density reduction, noise and the like and which can provide high-definition images even when a toner having a small particle size and having a high degree of circularity is used and even when a photoreceptor having a small outer diameter is used. An image forming apparatus comprising: an electrophotographic photoreceptor containing a conductive support and a photosensitive layer on the conductive support, a charging unit for charging the electrophotographic photoreceptor, an imagewise exposing unit for imagewise exposing the charged electrophotographic photoreceptor to form an electrostatic latent image thereon, a developing unit for developing the electrostatic latent image with a toner, and a transferring unit for transferring the toner from the electrophotographic photoreceptor to a receiving unit, wherein the outer diameter of the electrophotographic photoreceptor is 20 mm or less, the photosensitive layer contains a polyarylate resin, and the toner satisfies the specific requirements (1) and (2).. ... Mitsubishi Chemical Corporation

07/20/17 / #20170204077

Method of producing epoxy compound and catalyst composition for epoxidation reaction

A method of producing an epoxy compound, which comprises reacting hydrogen peroxide with a compound having a carbon-carbon double bond, in the presence of at least one of a tungsten compound and a molybdenum compound; and an onium salt comprising 20 or more carbon atoms and one or more of substituents convertible to a functional group containing an active hydrogen or a salt thereof.. . ... Mitsubishi Chemical Corporation

07/20/17 / #20170204030

Method for producing high-concentration alcohol

The present invention aims at providing a method for producing a high-concentration alcohol from a water-alcohol mixture, in which the overall process is efficient and the present invention relates to a production method of a high-concentration alcohol, including a water adsorption step of adsorbing water of a water-alcohol mixture on an adsorption column to obtain a first concentrated alcohol, a water desorption step of introducing an alcohol to obtain a hydrous alcohol, and a membrane separation step of introducing the hydrous alcohol into a membrane separation unit provided with a membrane composite containing zeolite having an sio2/al2o3 molar ratio of 5 to 15 to obtain a second concentrated alcohol.. . ... Mitsubishi Chemical Corporation

07/06/17 / #20170190637

Production method and production apparatus of alpha-olefin oligomer

. . . . The present invention relates to a production method of an α-olefin oligomer for producing an α-olefin by performing an oligomerization reaction of an α-olefin in a reaction solvent in the presence of a catalyst in a reactor, which is a production method of an α-olefin oligomer, comprising circulating and feeding, to the reactor, a condensate liquid obtained by introducing part of gas of the gas phase part inside the reactor into a heat exchanger and cooling the gas, wherein the condensate liquid circulated and fed to the reactor is dispersed in the gas phase part inside the reactor; and a production apparatus of an α-olefin oligomer.. . ... Mitsubishi Chemical Corporation

06/29/17 / #20170187041

Carbon material, method for producing carbon material, and non-aqueous secondary battery using carbon material

A carbon material for a non-aqueous secondary battery containing a graphite capable of occluding and releasing lithium ions, and having a cumulative pore volume at pore diameters in a range of 0.01 μm to 1 μm of 0.08 ml/g or more, a roundness, as determined by flow-type particle image analysis, of 0.88 or greater, and a pore diameter to particle diameter ratio (pd/d50 (%)) of 1.8 or less, the ratio being given by equation (1a): pd/d50 (%)=mode pore diameter (pd) in a pore diameter range of 0.01 μm to 1 μm in a pore distribution determined by mercury intrusion/volume-based average particle diameter (d50)×100 is provided.. . ... Mitsubishi Chemical Corporation

06/08/17 / #20170162906

Non-aqueous electrolytic solution and non-aqueous electrolyte secondary battery using the same

. . An object of the present invention 1 is to provide a non-aqueous electrolyte secondary battery having excellent general performance balance between durability performance and properties, such as a capacity, a resistance, and output characteristics. The present invention 1 is directed to a non-aqueous electrolytic solution for use in a non-aqueous electrolyte secondary battery which comprises: a positive electrode being capable of having occluded therein and releasing metal ions; a negative electrode being capable of having occluded therein and releasing metal ions, and comprising a negative electrode active material containing metal particles capable of forming an alloy together with li and graphite particles; and a non-aqueous electrolytic solution comprising a non-aqueous solvent and an electrolyte dissolved in the non-aqueous solvent, wherein the non-aqueous electrolytic solution contains a compound represented by the general formula (a), and a non-aqueous electrolyte secondary battery using the non-aqueous electrolytic solution.. ... Mitsubishi Chemical Corporation

06/01/17 / #20170153561

Continuous reaction apparatus and apparatus for producing a toner

Provided is a continuous reaction apparatus which can precisely control the path of flow of the liquid reaction mixture in the reaction vessel. Further, provided is a continuous reaction apparatus which can efficiently mix the liquid reaction mixture in the reaction vessel. ... Mitsubishi Chemical Corporation

05/18/17 / #20170137709

Phosphor, light-emitting device, image display device, and illumination device

The present invention relates to a phosphor represented by the formula [1]: masrbcacaldsienf, wherein the phosphor includes phosphor particles in which single crystallites are three-dimensionally coupled to each other, the phosphor particles include a crystal grain boundary triple point, and [a total number of the crystal grain boundary triple points (a)]/[the number of the phosphor particles (b)] is 1.0 or less.. . ... Mitsubishi Chemical Corporation

05/18/17 / #20170137576

Aqueous resin dispersion, paint, adhesive, and laminate

An aqueous resin dispersion wherein a polymer (c) obtained by bonding a polyolefin (a) to a polyether resin (b) is dispersed in water; and the polyether resin (b) contains a polyether resin (b1) having an hlb of less than 8 and a polyether resin (b2) having an hlb of 8 to 20 according to calculation by the griffin method.. . ... Mitsubishi Chemical Corporation

05/11/17 / #20170130006

Thermosetting resin composition and molded body thereof

The present invention addressed the problem of providing a highly reliable thermosetting resin composition which is suitable for use in a sealing material for a semiconductor device and in which warpings and cracks do not occur even when used in a power device, in particular. The problem is solved by a thermosetting resin composition that includes a thermosetting resin and a curing catalyst, wherein the cured product of the thermosetting resin composition has a storage modulus at 25° c. ... Mitsubishi Chemical Corporation

05/04/17 / #20170123367

Bearing member, end member, photoreceptor drum unit, developing roller unit, process cartridge, and manufacturing method of bearing member

An end member (40) is disposed in an end portion of a columnar rotating body (20, 306), comprises: a bearing member (41); and a shaft member (70), in which the bearing member includes a main body (45) having a tubular body (46) and a holding portion (50) disposed on an inner side of the tubular body, and an intermediate member (60) held by the holding portion of the main body, in which one end side of the shaft member is held by the intermediate member, the intermediate member is snap-fit jointed to the holding portion of the main body to be rotatable around one axis, and the shaft member is snap-fit jointed to the intermediate member to be rotatable around an axis which is different from the axis of rotation of the intermediate member.. . ... Mitsubishi Chemical Corporation

03/30/17 / #20170090308

Coating liquid for electrophotographic photoreceptor production, electrophotographic photoreceptor, and image formation apparatus

Provided is a lamination-type electrophotographic photoreceptor comprising a conductive substrate, and a charge transport layer and a charge generation layer both on the conductive substrate, wherein the charge transport layer comprises a charge transport substance represented by the general formula (1), a binder resin, and a particulate silicon compound.. . ... Mitsubishi Chemical Corporation

03/23/17 / #20170084955

Non-aqueous liquid electrolyte and non-aqueous liquid electrolyte secondary battery

A non-aqueous liquid electrolyte secondary battery using negative-electrode active material having si, sn and/or pb, with high charge-capacity, superior characteristics including discharge-capacity retention rate over long is provided. The non-aqueous liquid electrolyte of the battery contains carbonate having unsaturated bond and/or halogen and and an anhydride compound.. ... Mitsubishi Chemical Corporation

03/23/17 / #20170082966

Shaft member, end member, photoreceptor drum unit, developing roller unit, and process cartridge

An end member which is disposed in an end portion of a columnar rotating body mounted on an image forming apparatus main body, comprises: a tubular bearing member; and a shaft member held by the bearing member, wherein the shaft member includes a rotating shaft which is disposed in the bearing member, and moves in an axial direction, and a rotating force receiving member which is provided with an engagement hook that is disposed in one end portion of the rotating shaft, swings with respect to an axis of the rotating shaft, and is engaged with a driving shaft of the image forming apparatus main body.. . ... Mitsubishi Chemical Corporation

03/16/17 / #20170075287

Process cartridge for image forming apparatus and method of separating process cartridge from image forming apparatus

. . Provided is an end member which allows appropriate transmission of rotary power, and smooth attachment and detachment with respect to an apparatus body. The end member includes a tubular bearing member and a shaft member that is held by the bearing member. ... Mitsubishi Chemical Corporation

02/23/17 / #20170051434

Method for producing nitride crystal and nitride crystal

A high-quality nitride crystal can be produced efficiently by charging a nitride crystal starting material that contains tertiary particles having a maximum diameter of from 1 to 120 mm and formed through aggregation of secondary particles having a maximum diameter of from 100 to 1000 μm, in the starting material charging region of a reactor, followed by crystal growth in the presence of a solvent in a supercritical state and/or a subcritical state in the reactor, wherein the nitride crystal starting material is charged in the starting material charging region in a bulk density of from 0.7 to 4.5 g/cm3 for the intended crystal growth.. . ... Mitsubishi Chemical Corporation

02/23/17 / #20170050943

Method for producing furfural, and method for producing furan

A problem is to provide an industrially advantageous method in which in purifying a furfural composition, the formation of a solid matter which have been unable to be controlled so far is stably reduced, and furfural is purified with high efficiency wherein the problem has been solved by a method for producing furfural including distilling a composition containing furfural by a distillation column to obtain furfural, wherein a concentration of a furfural dimer in a column bottom liquid of the distillation column is controlled to 20 ppm by mass to 5,000 ppm by mass.. . ... Mitsubishi Chemical Corporation

02/09/17 / #20170036175

Porous support-zeolite membrane composite and process for producing porous support-zeolite membrane composite

. . The present invention relates to a process for producing a porous support-zeolite membrane composite, which comprises forming a cha type zeolite membrane on a porous support by a hydrothermal synthesis in the presence of seed crystals, wherein an fau type zeolite is used as the seed crystals.. . ... Mitsubishi Chemical Corporation

02/02/17 / #20170031062

Retardation film, circularly-polarizing plate, and image-displaying device

. . . . The retardation film of the present invention contains a thermoplastic resin and is constituted of a single layer. A value of wavelength dispersion (r450/r550) that is a ratio of a retardation r450 at a wavelength of 450 nm and a retardation r550 at a wavelength of 550 nm is 0.70 or more and 0.85 or less; and a photoelastic coefficient is 14×10−12 pa−1 or less.. ... Mitsubishi Chemical Corporation

02/02/17 / #20170031061

Retardation film, circularly-polarizing plate, and image-displaying device

An object of the present invention is to provide a retardation film excellent in various properties such as optical properties, heat resistance, mechanical properties, and reliability. The present invention relates to a retardation film containing a thermoplastic resin and composed of a single layer, in which the retardation film has a value of wavelength dispersion that is a ratio of retardations at a wavelength of 450 nm and at a wavelength of 550 nm being 0.75 or more and 0.92 or less; a birefringence at a wavelength of 550 nm and the wavelength dispersion satisfy a relationship of Δn≧0.0140×(r450/r550)−0.0082; and a photoelastic coefficient is 25×10−12 pa−1 or less.. ... Mitsubishi Chemical Corporation

02/02/17 / #20170029837

Method for producing useful protein using plant

Provided is a method for producing a protein with a plant, comprising a step of infecting the plant with agrobacterium having a polynucleotide encoding a target protein, and a step of expressing the target protein in the plant by further cultivating the plant after infection, wherein production efficiency of the target protein is improved by imparting a damaging stimulus to the roots of the plant.. . ... Mitsubishi Chemical Corporation

01/12/17 / #20170012280

Composite graphite particles for nonaqueous secondary battery negative electrode, active material for nonaqueous secondary battery negative electrode, and nonaqueous secondary battery

. . . . An object of the present invention is to provide composite graphite particles for a nonaqueous secondary battery negative electrode, wherein metal particles capable of alloying with li can be internally present with favorable dispersibility. The present invention relates to composite graphite particles for a nonaqueous secondary battery negative electrode containing graphite (a) and metal particles (b) capable of alloying with li, wherein the degree of dispersion of the metal particles (b) in the composite graphite particles is 0.78 or more.. ... Mitsubishi Chemical Corporation

01/05/17 / #20170005287

Light emitting device

A light emitting portion (104) of a light emitting panel (100) is configured to have a polygonal shape. A first light-emitting-side terminal (150) extends along one side of the light emitting portion (104), and a second light-emitting-side terminal (160) extends along the other side of the light emitting portion (104). ... Mitsubishi Chemical Corporation

01/05/17 / #20170003607

Electrophotographic photoreceptor and image forming apparatus

The invention provides an image forming apparatus and an electrophotographic photoreceptor, comprising: a conductive support; and at least a charge generation layer and a charge transport layer on the conductive support, wherein said charge generation layer contains a hydroxygallium phthalocyanine synthesized using a halogen solvent, said charge transport layer contains a polyester resin having a specific structural unit, and said charge transport layer is formed using a non-halogen solvent.. . ... Mitsubishi Chemical Corporation








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