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Mitsubishi Rayon Co Ltd
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Mitsubishi Rayon Co Ltd patents


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

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


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. In particular, a tubular molded article has high breaking strength. The epoxy resin composition contains components (A), (C), and (D), where component (A) is an epoxy resin of a... Mitsubishi Rayon Co Ltd

Method for producing 3-chloro-2-hydroxypropyl (meth)acrylate and producing glycidyl (meth)acrylate

The present invention is characterized by a method for producing 3-chloro-2-hydroxypropyl (meth)acrylate through a reaction of (meth)acrylic acid and epichlorohydrin; more specifically, the reaction is carried out by using 0.5 to 2 mol of epichlorohydrin relative to 1 mol of (meth)acrylic acid, and by adding epichlorohydrin to (meth)acrylic acid in... Mitsubishi Rayon Co Ltd

Molding material, sheet molding compound, and fiber-reinforced composite material obtained using same

The present invention relates to a molding material, having: (A): a fiber substrate made of carbon fibers 5 mm or longer; (B): at least either an epoxy (meth)acrylate resin or an unsaturated polyester resin; (C): (C-1) inorganic fibrous filler with a cross-sectional area of at least 0.8 μm2, or (C-2)... Mitsubishi Rayon Co Ltd

Surfactant-containing amide compound solution

The present invention relates to an amide compound solution comprising an amide compound and a surfactant. More specifically, the invention relates to an amide compound solution comprising amide compound, and 2.7˜20 mg of a cationic surfactant per 1 kg of the amide compound or 0.01˜10 mg of a C15˜C20 carboxylic... Mitsubishi Rayon Co Ltd

Resin composition and compression-molded article of same

A resin composition including an epoxy resin (A), a curing agent (B), and vinyl polymer particles (C), in which the contained amount of epoxy resin (a1) having a molecular weight of 100-480 is 30-90 parts by mass per 100 parts by mass of the epoxy resin (A), the contained amount... Mitsubishi Rayon Co Ltd

Hollow fiber membrane and hollow fiber membrane module

The invention provides a hollow fiber membrane exhibiting a favorable gas permeation performance and an excellent heat resistance in which the generation of pinholes are suppressed, and a hollow fiber membrane module using the same. The hollow fiber membrane comprising a gas permeable nonporous layer; and a porous supporting layer... Mitsubishi Rayon Co Ltd

Production fiber-reinforced thermoplastic resin composite material, production fiber-reinforced thermoplastic resin tape, production press-molding material, production molded article, unidirectional prepreg, and molded article

A production method for a fiber-reinforced thermoplastic resin composite material, the method using a crosshead die (1) that has a maximum aperture height of 1 mm or more, wherein reinforcing fibers are supplied in a reinforcing fiber bundle to the crosshead die (1), the reinforcing fibers are conjugated with a... Mitsubishi Rayon Co Ltd

(meth)acrylate resin material, surface hardness enhancer, polycarbonate resin composition, and molded article

A (meth)acrylate resin material comprising a polymer (A1) having constituent units (a1) derived from a compound represented by formula (1) and constituent units (a2) derived from methyl methacrylate, and an acid (B) and/or a nucleating agent (C). In the formula, Ar represents an aryl group, and the aromatic ring in... Mitsubishi Rayon Co Ltd

Binder resin for nonaqueous secondary battery electrode, binder resin composition for nonaqueous secondary battery electrode slurry composition for nonaqueous secondary battery electrode, electrode for nonaqueous secondary battery, and nonaqueous secondary battery

A binder resin for a nonaqueous secondary battery electrode of the invention satisfies Is≧30 (Is indicates a sum of scattering intensities observed in a particle size range of from 1 to 100 nm) when a solution is formed by dissolving the binder resin in water at a concentration of 5%... Mitsubishi Rayon Co Ltd

Laminate film, molded laminate, and producing same

Provided is a laminate film that exhibits an excellent appearance, chemical resistance, and weather resistance, and suppresses yellowing even after long-term heating. The laminate film is formed from a surface layer including a vinylidene fluoride resin (F) and an acrylic resin composition (Y) layer, the acrylic resin composition (Y) containing... Mitsubishi Rayon Co Ltd

Glossy pilling-resistant acrylic fiber, producing same, and spun yarn and knitted fabric containing said acrylic fiber

The present invention provides: an acrylic fiber having a fineness of 0.5 to 3.5 dtex and having excellent gloss, pilling resistance, and texture; a method for producing said acrylic fiber; and a spun yarn and a knitted fabric containing said acrylic fiber. Provided is an acrylic fiber having a filament... Mitsubishi Rayon Co Ltd

Carbon fiber thermoplastic resin prepreg, carbon fiber composite material and producing method

Provided are a carbon fibre thermoplastic resin prepreg which is a carbon fibre prepreg obtained by impregnating a PAN-based carbon fibre in which the average fibre fineness of a single fibre is 1.0 dtex to 2.4 dtex with a thermoplastic resin, wherein the thermoplastic resin satisfies 20<(FM/FS)<40 (where FM: flexural... Mitsubishi Rayon Co Ltd

Thermoplastic resin composition for matting, fluorine-based matte film, and fluorine-based matte layered film

Provided are a thermoplastic resin composition whereby gum formation is suppressed during manufacturing of a matte fluororesin molded article such as a film, and a fluorine-based matte film having excellent matte properties and chemical resistance, and a layered film. A thermoplastic resin composition (α) for a chemical-resistant matte film, comprising... Mitsubishi Rayon Co Ltd

Curable composition and polymer

An object of the invention is to provide a curable composition having a HALS skeleton and capable of producing polymers having excellent weather resistance and outer appearance. The present invention provides a curable composition including at least a monomer component that contains a monomer (A) represented by a certain formula... Mitsubishi Rayon Co Ltd

Manufacturing method and manufacturing hollow fiber membrane sheet, as well as hollow fiber membrane sheet

The present invention relates to a manufacturing method for a hollow fiber membrane sheet comprising: accepting a hollow fiber membrane bundle, which is in a sheet state, of a length set in advance in which a plurality of hollow fiber membranes are aligned using one or more accepting means containing... Mitsubishi Rayon Co Ltd

Potting material for membrane modules and hollow fiber membrane module using same

A potting material for membrane modules which is formed of an epoxy resin composition, in which the mass change ratio of a cured product of the epoxy resin composition after being immersed in diethylene glycol methyl ethyl ether at 40° C. for one week is ±10% or less, and the... Mitsubishi Rayon Co Ltd

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)... Mitsubishi Rayon Co Ltd

Resin product

A resin product which has a surface water contact angle of at least 90 and a pencil hardness of at least 8H.... Mitsubishi Rayon Co Ltd

Acrylic film, producing same, laminate film, laminated injection molded article, and producing rubber-containing polymer

An acrylic film having few fish eyes and a method for producing latex of an acrylic rubber-containing polymer having low amounts of coarse particles, excellent filtering properties, and low filter clogging frequency during a filtration step for removing foreign substances are provided. An acrylic film containing an acrylic rubber-containing polymer... Mitsubishi Rayon Co Ltd

Wadding

The present invention relates to wadding in which short fibers (A) having a single fiber fineness (a) of 0.001-1.0 dtex make up 5-90 mass % of the total mass of the wadding. Measured in accordance with JIS L 1096 Warmth Retention Method A (Constant-Temperature Method):2010, a 89% or higher warmth... Mitsubishi Rayon Co Ltd

Polyester resin, toner containing polyester resin, and manufacturing polyester resin

To provide a polyester resin containing a trivalent or higher acid-derived component and a bisphenol A-alkylene oxide adduct-derived component. In such a polyester resin, the bisphenol A-alkylene oxide adduct-derived component is contained at 0.01˜0.35 mol relative to 1 mol of all the acid-derived components, and the ratio of acid value... Mitsubishi Rayon Co Ltd

Polyester resin, toner containing polyester resin, and manufacturing polyester resin

To provide a polyester resin containing a trivalent or higher acid-derived component and a bisphenol A-alkylene oxide adduct-derived component. In such a polyester resin, the bisphenol A-alkylene oxide adduct-derived component is contained at 0.01˜0.35 mol relative to 1 mol of all the acid-derived components, and the ratio of acid value... Mitsubishi Rayon Co Ltd

Hollow fiber membrane sheet-like object, manufacturing hollow fiber membrane sheet-like object, hollow fiber membrane sheet laminate, manufacturing hollow fiber membrane sheet laminate, hollow fiber membrane module and manufacturing hollow fiber membrane module

A hollow fiber membrane sheet-like object in which a plurality of hollow fiber membranes is aligned in parallel with each other and fixed to each other while both end faces of each of the hollow fiber membranes in a longitudinal direction are open, wherein at least one belt-like binding portion... Mitsubishi Rayon Co Ltd

Hollow fiber membrane sheet-like object, manufacturing hollow fiber membrane sheet-like object, hollow fiber membrane sheet laminate, manufacturing hollow fiber membrane sheet laminate, hollow fiber membrane module and manufacturing hollow fiber membrane module

A hollow fiber membrane sheet-like object in which a plurality of hollow fiber membranes is aligned in parallel with each other and fixed to each other while both end faces of each of the hollow fiber membranes in a longitudinal direction are open, wherein at least one belt-like binding portion... Mitsubishi Rayon Co Ltd

Method for producing vinylamine unit-containing polymer and polymerization product

The present invention relates to a method for producing a vinylamine unit-containing polymer, the method comprising: preparing a mixture for polymerization (a) containing N-vinylformamide as a monomer component by using crude N-vinylformamide which contains the N-vinylformamide and formamide and has a content of the formamide of 1 part by mass... Mitsubishi Rayon Co Ltd

Curable composition, laminate, and automobile headlamp lens

Provided are: a curable composition that makes it possible to form a cured film having excellent wear resistance and weather resistance; a laminate that is provided with the cured film; and an automobile headlamp lens. The curable composition makes it possible to obtain a cured film in which the relationship... Mitsubishi Rayon Co Ltd

Laminated substrate using fiber-reinforced thermoplastic plastic, and molded product manufacturing method using same

Provided is a laminated substrate wherein a sheet-shaped material with a porosity of 50-99% is laminated onto at least one surface of a prepreg substrate which includes a reinforcing fiber and a thermoplastic resin.... Mitsubishi Rayon Co Ltd

Water purifier-use cartridge

A water purifier-use cartridge includes a container main body having a filtering medium container and a lid portion bonded to the opening end side of the filtering medium container and a filtering medium in the filtering medium container. The lid portion has a water intake port and a water discharge... Mitsubishi Rayon Co Ltd

Water filter cartridge and water purifier

A water filter cartridge is reduced in fluctuation in filtration flow rate or in filtration performance due to activated carbon, and can exhibit stable performance even at the time of large scale production; and a water purifier is equipped with the water filter cartridge. A water filter cartridge having particulate... Mitsubishi Rayon Co Ltd

Rubber-containing graft polymer powder, and encapsulant for solar cell and interlayer film for laminated glass containing the same

Provided is a film comprising: a resin composition comprising polyvinyl acetal and a rubber-containing graft polymer powder having a refractive index of 1.469 to 1.519; 0 to 100 ppm of calcium ions; and 1 to 1100 ppm of alkali metal ions and alkali earth metal ions in total.... Mitsubishi Rayon Co Ltd

Method for producing isobutylene, producing methacrylic acid, and producing methyl methacrylate

Provided is a method for producing isobutylene with a high selectivity by a dehydration reaction of isobutanol. There are provided a method for producing isobutylene by dehydration of isobutanol, in which the dehydration of isobutanol is performed in a state where at least one of an organic acid and an... Mitsubishi Rayon Co Ltd

Tow prepreg, composite material pressure vessel, and manufacturing same

component (C′): pre-gelatinizing agent with a minimum viscosity temperature of 110° C. or lower, wherein, the temperature of minimum viscosity is determined to be the temperature obtained at the minimum viscosity that appears on the highest temperature side when a sample is prepared by adding and dispersing homogeneously 10 parts... Mitsubishi Rayon Co Ltd

Active energy beam-curable resin composition, resin molded articles, and producing resin molded articles

An active energy ray curable resin composition comprising: urethane poly(meth)acrylate (A) synthesized from a raw material including a polyisocyanate and a hydroxy group-containing (meth)acrylate; (meth)acrylate (B) having five or more functional groups; a photopolymerization initiator (C1) having an absorption coefficient per unit weight of 50000 ml/g·cm or more when measured... Mitsubishi Rayon Co Ltd

Acrylic resin composition, acrylic resin film, and molded body

The present invention addresses the issue of providing an acrylic resin composition having high weather resistance, flexibility, heat resistance, transparency, and stress-whitening resistance. This issue is solved by an acrylic resin composition containing a rubber-containing multi-stage polymer (I) containing at least 30% by mass of an elastic polymer (A).... Mitsubishi Rayon Co Ltd

Porous electrode substrate, manufacturing same, membrane electrode assembly, polymer electrolyte fuel cell, precursor sheet, and fibrillar fibers

Provided is a porous electrode substrate having excellent thickness precision, gas permeability and conductivity, handling efficiency, low production costs and a high carbonization rate during carbonization. Also provided are a method for manufacturing such a substrate, a precursor sheet and fibrillar fiber used for forming such a substrate, along with... Mitsubishi Rayon Co Ltd

04/13/17 / #20170101614

Method and producing acrylamide

Provided is a technique which can easily realize the retention time of the reaction mixture in the reactor suitable for the production quantity by controlling the amount of the reaction liquid in accordance with the production quantity and thus can suppress the amount of a biocatalyst used in a method... Mitsubishi Rayon Co Ltd

04/06/17 / #20170096553

Resin composition and molded body formed from resin composition

A resin composition which contains from 5% by mass to 65% by mass (inclusive) of a polymer (X) described below and from 35% by mass to 95% by mass (inclusive) of a polymer (Y) described below. Alternatively, a resin composition which contains more than 65% by mass but 85% by... Mitsubishi Rayon Co Ltd

03/30/17 / #20170087520

Polymer composition and porous membrane

A polymer composition containing a polymer (B) obtained by polymerizing a monomer composition containing: a methacrylic acid ester macromonomer (b1) represented by the following formula (1); and another monomer (b2). Also, a porous membrane formed from a membrane forming polymer (A) and the aforementioned polymer composition.... Mitsubishi Rayon Co Ltd

03/30/17 / #20170088502

Method for producing carboxylic acid anhydride and producing carboxylic acid ester

Provided is a production method whereby corresponding carboxylic acid anhydrides and carboxylic acid esters can be obtained at high yield from various carboxylic acids even without a solvent and near room temperature. A method for producing a carboxylic acid anhydride represented by formula (II), the method comprising reacting a compound... Mitsubishi Rayon Co Ltd

03/09/17 / #20170066860

Vinyl polymer powder, thermoplastic resin composition, and molded body thereof

This vinyl polymer powder, which contains a vinyl polymer, has a glass transition temperature of at least 0° C. (where if there are a plurality of glass transition points, all of the glass transition temperatures are at least 0° C.), has no greater than 350 ppm of the total content... Mitsubishi Rayon Co Ltd

03/02/17 / #20170057123

Mold manufacturing method, roll-shaped mold manufacturing apparatus, and manufacturing article with microrelief structure on surface

Provided is a method for manufacturing a roll-shaped mold wherein a mold release agent layer is formed on a mold body. A mold release agent solution is supplied from a mold release agent-discharging nozzle towards the mold body to adhere the mold release agent solution on the mold body. A... Mitsubishi Rayon Co Ltd

02/23/17 / #20170050896

Method for producing isobutylene from isobutanol

The purpose of the present invention is to provide a method that can produce, with high yield or high selectivity isobutylene by means of isobutanol dehydration-reaction. An isobutylene production method of a first embodiment of the present invention is a method for producing isobutylene by means of isobutanol dehydration-reaction, wherein... Mitsubishi Rayon Co Ltd

02/23/17 / #20170050912

Method for manufacturing (meth) acrylic acid ester and manufacturing aromatic carboxylic acid ester

Provided is a method capable of efficiently manufacturing (meth)acrylic acid esters and aromatic carboxylic acid esters. This (meth)acrylic acid ester manufacturing method reacts a (meth)acrylic anhydride with a carbonate compound. For this aromatic carboxylic acid ester manufacturing method, which reacts a carboxylic anhydride with an aromatic carbonate in the presence... Mitsubishi Rayon Co Ltd

02/16/17 / #20170044395

Active energy beam-curable resin composition, resin molding, and producing resin molding

Provided are: a resin composition with which it is possible to form a cured film having excellent weather resistance and wear resistance; and a resin molding having said cured film. An active energy beam-curable resin composition containing a radical polymerizable compound and a photopolymerization initiator (d), wherein said radical polymerizable... Mitsubishi Rayon Co Ltd

02/16/17 / #20170044693

Acrylic fibers, manufacturing same, and spun yarn and knitted fabric using said fibers

Provided are: acrylic fibers having 2-7% boiling water shrinkage and formed by the side-by-side conjugation of a copolymer A, which contains 5-10 mass % of an unsaturated monomer that can form a copolymer with acrylonitrile units, and a copolymer B, which contains 2-5 mass % of unsaturated monomer units that... Mitsubishi Rayon Co Ltd

02/09/17 / #20170037182

Polyester resin, manufacturing polyester resin, and coating composition containing polyester resin

The present invention relates to a polyester resin with excellent solubility in generic solvents, especially with excellent solubility at a temperature of 0° C. or lower. According to the present invention, by using the polyester resin with excellent solubility in generic solvents, solubility at a lower temperature, especially the solubility... Mitsubishi Rayon Co Ltd

02/02/17 / #20170029548

(meth)acrylic copolymer, adhesive composition containing same, and adhesive sheet

A (meth)acrylic copolymer (A) having a mass average molecular weight of 50,000 to 1,000,000, in which the (meth)acrylic copolymer (A) is obtained by polymerizing a monomer mixture including a macromonomer (a) that has a number average molecular weight of 500 or more and less than 6000 and a vinyl monomer... Mitsubishi Rayon Co Ltd

02/02/17 / #20170029548

(meth)acrylic copolymer, adhesive composition containing same, and adhesive sheet

A (meth)acrylic copolymer (A) having a mass average molecular weight of 50,000 to 1,000,000, in which the (meth)acrylic copolymer (A) is obtained by polymerizing a monomer mixture including a macromonomer (a) that has a number average molecular weight of 500 or more and less than 6000 and a vinyl monomer... Mitsubishi Rayon Co Ltd

02/02/17 / #20170030079

Long structural member and structural member complex using same

Provided are a long structural member and a structural member complex that comprise a fiber-reinforced resin having a simple reinforced structure, suppressing increase in molded article weight, and exhibiting high mechanical properties. The long structural member has a perpendicular cross-section formed in a U shape, has two of the corners... Mitsubishi Rayon Co Ltd

01/26/17 / #20170022136

Phenyl (meth)acrylate production method and phenyl (meth)acrylate composition

Provided is a method that can produce phenyl(meth)acrylate inexpensively and at high yields. The phenyl(meth)acrylate production method of the present invention reacts (meth)acrylic acid with carbonic acid diphenyl. Further, the phenyl(meth)acrylate composition of the present invention contains 90-99.999 wt % phenyl(meth)acrylate and 0.001-10% carbonic acid diphenyl. Or, the phenyl(meth)acrylate composition... Mitsubishi Rayon Co Ltd

01/26/17 / #20170022334

Acrylic resin composition, producing same, and acrylic resin film

The purpose of the present invention is to provide an acrylic resin composition that is a raw material for an acrylic resin film which has an excellent appearance and in which occurrence of blocking is suppressed. The present invention is an acrylic resin composition that comprising an acrylic polymer (A),... Mitsubishi Rayon Co Ltd

01/26/17 / #20170022525

Method for producing methacrylic acid ester and novel methacrylic acid ester synthetase

Provided is a method for producing a methacrylic acid ester using a biocatalyst, said method comprising a step of reacting an alcohol or a phenol with methacrylyl-CoA in the presence of an alcohol acyltransferase originated from a plant selected from the group consisting of a plant belonging to the genus... Mitsubishi Rayon Co Ltd

01/19/17 / #20170015774

Active energy ray-curable resin composition and automobile headlamp lens

Provided is an active energy ray-curable resin composition with which it is possible to form a cured film, having outstanding scratch resistance, hardness, and weather resistance, on the surface of a molded resin article for an automobile headlamp lens. The active energy ray-curable resin composition is used to form a... Mitsubishi Rayon Co Ltd








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