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Mitsui Chemicals Inc patents


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

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Pellicle manufacturing method and manufacturing photomask with pellicle

A method for producing a pellicle according to the one embodiment of the present invention produces a pellicle including a pellicle film and a pellicle frame supporting an outer peripheral portion of the pellicle film. The method includes forming the pellicle film on a substrate, and bonding a pressure-sensitive adhesive... Mitsui Chemicals Inc

Hydrophilic monolayer film with optical functionality and stack of the same

Provided are a hydrophilic monolayer film and a method for producing the monolayer film. The monolayer film has a surface structure with multiple protrusions and depressions. The distance between the peaks of adjoining protrusions is in the range of 1 nm to 800 nm. The monolayer film is formed of... Mitsui Chemicals Inc

Laminated film

A laminate film which exhibits excellent gas barrier properties and lamination strength even after a severe retort treatment or which is small deterioration of gas barrier properties and hardly cause interlayer peeling can be provided. The laminate film comprises a coating layer, a metal oxide layer and a protective layer,... Mitsui Chemicals Inc

Laminate, food packaging material, and producing laminate

In a laminate film 1 including a substrate 2, a polyurethane layer 3 formed on the substrate 2, and a metal vapor deposition layer 4 formed on the polyurethane layer 3, a coating liquid is applied on the substrate 2 and dried to produce the polyurethane layer 3. The coating... Mitsui Chemicals Inc

Nonwoven fabric layered body, stretchable nonwoven fabric layered body, fiber product, absorbent article, and sanitary mask

A nonwoven fabric layered body, including: an elastic nonwoven fabric; and an extensible spunbond nonwoven fabric that is disposed on at least one surface side of the elastic nonwoven fabric and that has a degree of maximum load elongation of 50% or more in at least one direction, the nonwoven... Mitsui Chemicals Inc

Prepregs and fiber-reinforced composite materials

A prepreg includes a reinforcement fiber (A) and a resin composition (E), the resin composition (E) including 0.1 to 10 mass % of particles (D) including an ultrahigh molecular weight olefin polymer or a crosslinked product thereof and satisfying requirements (i) to (ii) below, the resin composition (E) further including... Mitsui Chemicals Inc

Modified acrylic resin cured product, and laminate thereof, and production methods therefor

The purpose of the present invention is to provide a modified acrylic resin cured product, particularly, a modified acrylic resin film, having excellent lubricity and excellent transparency, and a laminate including the modified acrylic resin film. The modified acrylic resin cured product (C) according to the present invention is obtained... Mitsui Chemicals Inc

Cushioning material having sensor, and bed

The cushioning material having a sensor 1 includes a resin sheet 4 composed of photoelastic resin, a cushioning material 21 laminated on the resin sheet 4, a photosensor 15 including a light generating unit 5 and a light receiving unit 8 that are disposed to face each other so as... Mitsui Chemicals Inc

Polymerizable composition for optical material and optical material and plastic lens obtainable from same composition

(In General Formula (4), R25 represents a linear or branched alkylene group having 1 to 20 carbon atoms, R26 represents a hydrogen atom, a linear or branched alkyl group having 1 to 20 carbon atoms, a linear or branched alkenyl group having 2 to 20 carbon atoms, or a linear... Mitsui Chemicals Inc

Photoelastic polyurethane resin, detection member, robot, and producing photoelastic polyurethane resin

The photoelastic polyurethane resin has a Young's modulus at 25° C. of 2 to 5 MPa, a photoelastic constant at 25° C. of 1000×10−12 Pa−1 to 100000×10−12 Pa−1, and a glass transition temperature of −60° C. to −21° C.... Mitsui Chemicals Inc

Polymeric piezoelectric film and manufacturing method thereof

A polymeric piezoelectric film, including a helical chiral polymer (A) having a weight average molecular weight of from 50,000 to 1,000,000 and optical activity, in which, in the film: a crystallinity given by a DSC method is from 20% to 80%; a standardized molecular orientation MORc is from 3.5 to... Mitsui Chemicals Inc

Photocurable composition, denture base, and plate denture

The present invention provides a photocurable composition which is used for the production by stereolithography of a dental prosthesis or the like. This photocurable composition contains a (meth)acrylic monomer component and a photopolymerization initiator; and the (meth)acrylic monomer component contains: an acrylic monomer (X) containing, within one molecule, two aromatic... Mitsui Chemicals Inc

Polymerizable composition for optical material, optical material, and use thereof

(In General Formula (1) above, R1 and R2 represent, an alkyl group having 1 to 8 carbon atoms and may be same or different from each other, a plurality of R1 present or a plurality of R2 present may be same or different, m represents an integer of 0 to... Mitsui Chemicals Inc

Color changeable optical filter and eyeglasses including same

Disclosed are: a practical color changeable optical filter that can change hue or saturation by a relatively simple structure, the color changeable optical filter including two or more polarizers 20, 30 containing a dichroism pigment and a frame 10 that supports the polarizers 20, 30, wherein a polarization plane of... Mitsui Chemicals Inc

Reinforcing fiber bundle and carbon fiber reinforced thermoplastic resin molded body using the same, and producing reinforcing fiber bundle

wherein the formula (1), R is a hydrogen atom or a hydrocarbon group having 1 to 10 carbon atoms.... Mitsui Chemicals Inc

Substrate intermediary body, through-hole via electrode substrate, and through-hole via electrode formation method

A substrate intermediary body includes: a substrate having a hole in a thickness direction, and a conductor being disposed in the hole; and an adhesion layer formed on a wall surface of the hole. The adhesion layer contains a reaction product of a polymer (A) having a cationic functional group... Mitsui Chemicals Inc

Internal release agent, composition including internal release agent, and process for producing a plastic lens using same composition

In the formula, R1 and R2 independently represent a hydrocarbon group having 1 to 30 carbon atoms, which is optionally substituted with at least one hydroxyl group, and R3 represents an alkylene group having 2 to 4 carbon atoms. A plurality of R3's may be the same as or different... Mitsui Chemicals Inc

Polythiol composition, polymerizable composition for optical material and use thereof

A polythiol composition includes a polythiol compound (A) having three or more mercapto groups and a nitrogen-containing compound (B) in which one of a mercapto group of the polythiol compound (A) is replaced with a group represented by the following formula (a) and other one of a mercapto group of... Mitsui Chemicals Inc

Polythiol composition, polymerizable composition for optical material and use thereof

A polythiol composition includes a polythiol compound (A) having three or more mercapto groups and a nitrogen-containing compound (B) in which one of a mercapto group of the polythiol compound (A) is replaced with a group represented by the following formula (a) and other one of a mercapto group of... Mitsui Chemicals Inc

Self-repairing polyurethane resin material, self-repairing polyurethane resin, self-repairing coating material, self-repairing elastomer material, producing self-repairing polyurethane resin material, and producing self-repairing polyurethane resin

In a self-repairing polyurethane resin material produced by reaction of pentamethylenediisocyanate with an active hydrogen group-containing compound, the active hydrogen group-containing compound contains a polyol compound having a number average molecular weight of 100 to 2000 and an average functionality of 2 to 3.... Mitsui Chemicals Inc

Self-repairing polyurethane resin material, self-repairing polyurethane resin, self-repairing coating material, self-repairing elastomer material, producing self-repairing polyurethane resin material, and producing self-repairing polyurethane resin

A self-repairing polyurethane resin material is produced by reaction of a polyisocyanate compound consisting of aliphatic polyisocyanate and/or araliphatic polyisocyanate with an active hydrogen group-containing compound, used for producing polyurethane resin having self-repairing properties, has an isocyanate group at its molecular terminal, contains an allophanate group and an isocyanate trimer,... Mitsui Chemicals Inc

Lithium secondary battery

A lithium secondary battery including: a positive electrode which contains a positive electrode active material capable of absorbing and desorbing lithium; a negative electrode which contains a negative electrode active material capable of absorbing and desorbing lithium; and a non-aqueous electrolytic solution, wherein at least one of the positive electrode... Mitsui Chemicals Inc

Process for producing olefin polymer and olefin polymer

[in the formula [I], R1, R3 and R5 to R16 are each independently a hydrogen atom, a hydrocarbon group or the like; R2 is a hydrocarbon group or the like; R4 is a hydrogen atom; M is a transition metal of Group IV; Q is a halogen atom or the... Mitsui Chemicals Inc

Process for producing olefin polymer and olefin polymer

[in the formula [I], R1, R3 and R5 to R16 are each independently a hydrogen atom, a hydrocarbon group or the like; R2 is a hydrocarbon group or the like; R4 is a hydrogen atom; M is a transition metal of Group IV; Q is a halogen atom or the... Mitsui Chemicals Inc

Dna encoding novel enzyme having d-serine synthase activity, producing the enzyme and producing d-serine by using the same

This invention relates to DNA encoding a novel enzyme having activity of synthesizing D-serine from formaldehyde and glycine, recombinant DNA constructed by integrating such DNA into a vector, a transformant transformed with the recombinant DNA, and a method for producing D-serine from formaldehyde and glycine with the use of the... Mitsui Chemicals Inc

Carbon fiber-reinforced resin composition and shaped product obtained therefrom

Disclosed are: a carbon fiber-reinforced resin composition excellent in properties such as strength and elastic modulus, comprising 100 parts by mass of a polymer alloy (A) which comprises: 25 to 95% by mass of one or more propylene-based polymers (p) selected from a propylene-ethylene block copolymer, a propylene homopolymer and... Mitsui Chemicals Inc

Modified ethylene polymer, adhesive resin composition, laminate, and use thereof

A modified ethylene polymer having high fuel barrier property and excellent adhesion and mechanical strength, and also uses thereof are provided. The modified ethylene polymer, in which at least part of the ethylene polymer is graft-modified with an unsaturated carboxylic acid or a derivative thereof, has a graft modification of... Mitsui Chemicals Inc

Coating agent, decorative film, and article

An object of the present invention is to provide a coating agent giving a coating film that has good adhesion and stability over time, a decorative film having at least one layer formed from the coating agent; and an article decorated with the decorative film. The coating agent of the... Mitsui Chemicals Inc

Surface sealing material for organic el elements and cured product of same

The purpose of the present invention is to provide a surface sealing material which has high storage stability and is capable of forming, on an object to be coated such as an organic EL element, a cured product layer that has less irregularity, cissing and the like, while having high... Mitsui Chemicals Inc

Spunbond nonwoven fabric, nonwoven fabric layered body, medical clothing, drape, and melt blown nonwoven fabric

A spunbond nonwoven fabric, comprising fibers of a propylene-based polymer composition containing 100 parts by mass of a propylene-based polymer (A) and 1 part by mass to 10 parts by mass of an ethylene-based polymer (B) having a density of from 0.93 g/cm3 to 0.98 g/cm3, wherein air permeability measured... Mitsui Chemicals Inc

Polymeric piezoelectric film

A polymeric piezoelectric film including an optically active helical chiral polymer (A) having a weight average molecular weight of from 50,000 to 1,000,000, wherein: a crystallinity obtained by a DSC method is from 20% to 80%; a standardized molecular orientation MORc measured by a microwave transmission-type molecular orientation meter based... Mitsui Chemicals Inc

Electrode for lithium battery, lithium battery and paste for electrochemical cell

An electrode for a lithium battery, containing a current collector (A) and a mixture layer (B) contacting the current collector (A) and including an active material (a), an organic solvent binder (b), a conduction assistant (c) comprising carbon black in which an average particle diameter of a primary particle is... Mitsui Chemicals Inc

4-methyl-1-pentene/a-olefin copolymer, composition comprising the copolymer and 4-methyl-1-pentene copolymer composition

The present invention provides a 4-methyl-1-pentene/α-olefin copolymer being excellent in lightness, stress absorption, stress relaxation, vibration damping properties, scratch resistance, abrasion resistance, toughness, mechanical properties and flexibility, having no stickiness during molding operation and being excellent in the balance among these properties; a composition comprising the polymer; and uses thereof.... Mitsui Chemicals Inc

Foaming agent and manufacturing ming agent therefor, rubber composition, cross-linked foam and manufacturing method therefor, and rubber molded article

[Solution] A foaming agent formed from at least (A) a high molecular weight compound having a saturated water absorption of 10 to 1,000 g/g in ion-exchanged water (25° C.) and (B) water, wherein a storage modulus (G′) of the agent, determined on the basis of a viscoelasticity measurement at a... Mitsui Chemicals Inc

Polymeric piezoelectric film

Provided is a polymeric piezoelectric film including a helical chiral polymer having a weight average molecular weight of from 50,000 to 1,000,000 and having optical activity, in which a crystallinity of the film measured by a DSC method is from 20% to 80%, a product of a standardized molecular orientation... Mitsui Chemicals Inc

10/05/17 / #20170283539

Modified polyolefin particles and methods for producing the same

An object of the invention is to provide modified polyolefin particles which have a satisfactory amount of grafting and a sufficient molecular weight, are substantially free from gels, and exhibit excellent handleability and workability when shaped or mixed with various resins. The particles include a modified polyolefin obtained by grafting... Mitsui Chemicals Inc

10/05/17 / #20170283556

Polyamide-based thermoplastic elastomer composition and molded article thereof

The present invention relates to a polyamide-based thermoplastic elastomer composition [Y] in which a rubber composition [X] and a phenol resin-based crosslinking agent [IV] are dynamically crosslinked, the rubber composition [X] comprising a polyamide [I] including 30 to 100% by mole of a terephthalic acid structural unit and having a... Mitsui Chemicals Inc

10/05/17 / #20170285461

Pellicle film, pellicle frame, pellicle, and producing same

A pellicle is contaminated with dust or the like for various reasons during the production thereof. Especially, there is a problem that the risk that the dust or the like is attached is high during trimming or various other processes performed on a pellicle film. The present invention provides a... Mitsui Chemicals Inc

09/28/17 / #20170275396

Production olefin (co)polymer containing constituent unit derived from 1-butene

The purpose of the present invention is to provide a method for efficiently producing an olefin (co)polymer containing a constituent unit derived from 1-butene, the (co)polymer having a molecular weight that is sufficiently high even for high temperature conditions that are beneficial for industrial production methods. This purpose can be... Mitsui Chemicals Inc

09/21/17 / #20170266934

Laminate film and packaging bag using same

A laminate film (30) of the present invention includes a heat sealing layer (10) composed of a resin composition including, with respect to 20 to 95 parts by weight of a propylene-based polymer (A) having a melting point (Tm) of equal to or higher than 120° C. and equal to... Mitsui Chemicals Inc

09/07/17 / #20170253709

Thermoplastic elastomer composition and molded product obtained therefrom

This invention relates to a thermoplastic elastomer composition having a type A hardness (i.e., the momentary value) of 55 or less in accordance with JIS K6253, which comprises 35 to 65 parts by weight of an olefin-based thermoplastic elastomer (A) having a type A hardness (i.e., the momentary value) of... Mitsui Chemicals Inc

09/07/17 / #20170253827

Lubricant compositions

A lubricant composition includes a lubricant base oil (A) having a kinematic viscosity at 100° C. of 1 to 10 mm2/s, and an ethylene/α-olefin copolymer (B) in which (B1) the peak top molecular weight is 3,000 to 10,000, (B2) the copolymer shows no melting peak, (B3) the value B is... Mitsui Chemicals Inc

08/31/17 / #20170250336

Polymeric piezoelectric material, layered body, manufacturing polymeric piezoelectric material, and manufacturing layered body

A polymeric piezoelectric material, comprising at least two regions: a region H, which is an oriented polymeric piezoelectric region that includes an optically active helical chiral polymer (A) having a weight average molecular weight of from 50,000 to 1,000,000, the region H having a crystallinity of from 20% to 80%... Mitsui Chemicals Inc

08/24/17 / #20170240664

Solid polyaluminoxane composition, olefin polymerization catalyst, olefin polymer production method and solid polyaluminoxane composition production method

An object of the invention is to provide a solid polyaluminoxane composition suitably used as a cocatalyst and a catalyst carrier in combination with an olefin oligomerization or polymerization catalyst, without the use of solid inorganic carriers such as silica. The solid polyaluminoxane composition of the invention includes a polyalkylaluminoxane... Mitsui Chemicals Inc

08/24/17 / #20170240705

Block polyimide, block polyamide acid imide and use thereof

Provided are a block polyamide acid imide having an appropriate solubility in aqueous alkaline solutions, and block polyimides that are obtained using same and have high transparency and a low coefficient of linear thermal expansion (low CTE). The block polyimide comprises blocks configured from repeating structural units represented by defined... Mitsui Chemicals Inc

08/24/17 / #20170242276

Electronic frames comprising electrical conductors

In some embodiments, an electronic eyewear device is provided. The electronic eyewear device may comprise a temple, a touch sensor, a plurality of electronic components, and an enclosure partially enclosing the touch sensor and the plurality of electronic components. The enclosure may have a first opening that exposes a surface... Mitsui Chemicals Inc

08/17/17 / #20170233696

Medical instrument, cell culture method, fluorine-containing cyclic olefin polymer and fluorine-containing cyclic olefin polymer composition for it, and cultured cellls

wherein in Formula (1), at least one of R1 to R4 is fluorine, an alkyl with 1 to 10 carbon atoms which contains fluorine, an alkoxy with 1 to 10 carbon atoms which contains fluorine, or an alkoxyalkyl with 2 to 10 carbon atoms which contains fluorine, R1 to R4... Mitsui Chemicals Inc

08/10/17 / #20170226267

Polymerizable composition, molded product, and use thereof

The polymerizable composition of the present invention includes at least one isocyanate compound (A) having a cyclic structure, selected from compounds represented by the following Formulae (1), (2), and (3), and aliphatic isocyanate compound (B) having 4 to 11 carbon atoms, and a thiol compound (C).... Mitsui Chemicals Inc

08/03/17 / #20170217144

Stretched laminated film

Disclosed is a stretched laminated film 30 having a heat-sealable layer 10 composed of a resin composition which contains 50 to 97 parts by mass of a propylene-based polymer (A) having a melting point (Tm) of not lower than 120° C. but not higher than 170° C. and comprising more... Mitsui Chemicals Inc

08/03/17 / #20170218117

Polymeric piezoelectric film

Provided is a polymeric piezoelectric film containing an optically active helical chiral polymer (A) having a weight average molecular weight of from 50,000 to 1,000,000, in which a crystallinity obtained by a DSC method is from 20% to 80%, and the product of the crystallinity and a standardized molecular orientation... Mitsui Chemicals Inc

07/27/17 / #20170209345

Dental prosthesis

An object of the present invention is to provide a dental material, particularly, a dental prosthesis, having excellent properties such as hydrophilicity and antifouling properties. The dental prosthesis according to the present invention includes a monolayer film obtained by curing a composition including: a compound (I) having at least one... Mitsui Chemicals Inc

07/27/17 / #20170209406

External wound-healing agent, and external wound-healing material

An external wound-healing agent includes, as an active ingredient, at least one compound of a glycerol alkyl ester represented by Formula (I) or a diglycerol alkyl ester represented by Formula (II).... Mitsui Chemicals Inc

07/27/17 / #20170210879

Polyester resin composition for reflective materials and reflection plate containing same

The purpose of the present invention is to provide a polyester resin composition for a reflection plate having high reflectance and small decrease of reflectance under exposure to heat during production of an LED package or reflow soldering step for mounting, or exposure to heat and light from a light... Mitsui Chemicals Inc

07/27/17 / #20170210883

Resin composition for reflective material, and reflective panel including same

The purpose of the present invention is to provide a resin composition for obtaining a reflective panel that has high reflectivity, and that experiences minimal decline in reflectivity even when exposed to heat in the course of an LED package manufacturing process, a reflow soldering process during mounting of an... Mitsui Chemicals Inc

07/27/17 / #20170210937

Hydrophilic materials including sulfonate copolymer and amino resin

The invention provides a cured product (for example, a film including the cured product) which has an excellent balance between hydrophilicity and abrasion resistance, can retain high hydrophilicity even when washed with water, and can remain hydrophilic and resistant to the attachment of (or can be easily cleaned of) contaminants... Mitsui Chemicals Inc

07/20/17 / #20170204217

Polymerizable composition for optical material and use thereof

Provided is a polymerizable composition for an optical material including (A) a bifunctional amine having two secondary amino groups, (B) a bifunctional thiol having two mercapto groups, and (C) a bifunctional isocyanate having two isocyanato groups, in which the ratio ((a+b)/c) of the total molar number (a+b) of the molar... Mitsui Chemicals Inc

07/20/17 / #20170205680

Electrochromic materials and optical systems employing the same

Devices and methods related generally to electrochromic materials and their use. In some embodiments, the electrochromic materials are for use on an optical substrate, such as a lens, a semi-finished lens blank, and the like. Some embodiments include an electrochromic stack including nanostructured materials. Some embodiments include an electrochromic stack... Mitsui Chemicals Inc

07/06/17 / #20170190891

Propylene homopolymer composition for capacitor film, producing the same, and capacitor film

Provided are a propylene homopolymer composition for a capacitor film, from which a thin film can be easily produced and which can provide a film with excellent high-temperature voltage resistance, a method for producing the same, and a capacitor film. The propylene homopolymer composition for a capacitor film contains 1%... Mitsui Chemicals Inc

07/06/17 / #20170192349

Pellicle frame, pellicle and manufacturing the same, original plate for exposure and manufacturing the same, exposure device, and manufacturing semiconductor device

A pellicle frame containing a frame body, the frame body having a groove formed in one end surface of the frame body, the one end surface being an end surface in a thickness direction of the frame body that is located at a side configured to support a pellicle membrane,... Mitsui Chemicals Inc

06/29/17 / #20170181932

Dental polymerizable monomer compositions

Provided are dental polymerizable monomer compositions that can give cured products having high toughness and high rigidity, and dental compositions containing such dental polymerizable monomer compositions and cured products thereof having high mechanical properties. The dental polymerizable monomer composition includes a urethane acrylate compound (A) and a polymerizable compound (B)... Mitsui Chemicals Inc

06/29/17 / #20170183432

Process for producing ethylene/alpha-olefin copolymer

A process capable of producing an ethylene/α-olefin copolymer having a high molecular weight even under the conditions of a high polymerization temperature is provided. The process for producing an ethylene/α-olefin copolymer includes copolymerizing ethylene and an α-olefin having 3 or more carbon atoms in the presence of an olefin polymerization... Mitsui Chemicals Inc

06/29/17 / #20170183443

Polyurethane resin

Disclosed is a polyurethane resin which is obtained by a reaction between a polyisocyanate component, which contains 1,4-bis(isocyanatomethyl)cyclohexane including not less than 80% by mole of trans isomers, and an active hydrogen compound component.... Mitsui Chemicals Inc

06/29/17 / #20170183488

Propylene homopolymer composition for capacitor film, producing the same, and capacitor film

Provided are a propylene homopolymer composition for a capacitor film, which can provide a film with excellent high-temperature voltage resistance and excellent thin-film stretchability, a method for producing the same, and a capacitor film. The propylene homopolymer composition for a capacitor film contains 50 to 99% by mass of a... Mitsui Chemicals Inc

06/29/17 / #20170184956

Pellicle, production method thereof, exposure method

Provided are a pellicle for extreme ultraviolet light lithography, a production method thereof, and an exposure method. A pellicle according to the present invention includes a first frame having a pellicle film located thereon; a second frame including a thick portion including a first surface carrying a surface of the... Mitsui Chemicals Inc

06/29/17 / #20170184957

Pellicle, pellicle production method and exposure method using pellicle

Provided are a pellicle for extreme ultraviolet light lithography, a method for producing the same, and an exposure method. A pellicle according to the present invention includes a first frame having a pellicle film located thereon; a second frame supporting the first frame; a through-hole running through the first frame;... Mitsui Chemicals Inc

Patent Packs
06/22/17 / #20170174621

Dental polymerizable monomers

Provided are dental polymerizable monomers that can give cured products having high toughness and high rigidity, dental polymerizable monomer compositions containing the polymerizable monomers, and dental compositions containing the dental polymerizable monomer compositions, and cured products thereof having high mechanical properties. The dental polymerizable monomer (A) which includes a urethane... Mitsui Chemicals Inc

06/22/17 / #20170174863

Polyester resin composition for reflective material, and reflective material comprising same

The present invention addresses the problem of providing a polyester resin composition for reflective materials which gives a reflective material having a high reflectance. The polyester resin composition for reflective materials comprises: a polyester resin (A) comprising an alicyclic dicarboxylic acid ingredient unit (a1) and an aliphatic diol ingredient unit... Mitsui Chemicals Inc

06/22/17 / #20170175028

Viscosity modifier for lubricating oils, additive composition for lubricating oils, and lubricating oil composition

Provided are a viscosity modifier for lubricating oils for obtaining an additive composition for lubricating oils having excellent fluidity in a wide temperature range from low temperature to high temperature; and said additive composition for lubricating oils. Further provided are a viscosity modifier for lubricating oils for obtaining a lubricating... Mitsui Chemicals Inc

06/22/17 / #20170179426

Optical-device surface-sealing composition, optical-device surface-sealing sheet, display, and display manufacturing method

The purpose of the present invention is to provide the following: an optical-device surface-sealing composition that makes it possible to fabricate an optical-device-using display with a low amount of warpage even if there is a large difference between the coefficients of linear expansion of substrates used in said display; a... Mitsui Chemicals Inc

06/08/17 / #20170158623

Xylylene dicarbamate, producing xylylene diisocyanate, xylylene diisocyanate, and reserving xylylene dicarbamate

(In the above-described formulas (1) to (4), R represents a monovalent hydrocarbon group.)... Mitsui Chemicals Inc

06/08/17 / #20170162382

Sealing composition and manufacturing semiconductor device

The invention provides a sealing composition including: polymer (A) containing a cationic functional group and having a weight average molecular weight of from 2,000 to 1,000,000; and a benzotriazole compound; in which the content of the polymer (A) is from 0.05 parts by mass to 0.20 parts by mass with... Mitsui Chemicals Inc

06/01/17 / #20170151821

Aqueous dispersion resin composition, resin composition for a thermal recording layer, resin composition for a protection layer, and thermal recording material

An aqueous dispersion resin composition contains a first polymer produced by polymerizing a first monomer component containing (meth)acrylamide and a second polymer produced by polymerizing a second monomer component containing a carboxy group-containing vinyl monomer, wherein at least a portion of the carboxy group in the second polymer is neutralized.... Mitsui Chemicals Inc

05/25/17 / #20170148427

Sound insulator

The present invention provides a sound insulator which includes: a flexible material (A) having a peak of loss tangent (tan δ), which is determined by dynamic viscoelasticity measurement, in a temperature range of −60° C. to lower than 0° C.; and a resin (B) having a peak of loss tangent... Mitsui Chemicals Inc

05/11/17 / #20170129989

Polymerizable composition for optical material and use thereof

Provided is a polymerizable composition for an optical material including (A) an amine having two or more secondary amino groups, (B) an isocyanate having two or more isocyanato groups, and (C) a thiol having three or more mercapto groups, in which the ratio (a/b) of the molar number a of... Mitsui Chemicals Inc

04/27/17 / #20170114166

Ethylene/alpha-olefin copolymers and lubricating oils

The invention has an object of providing ethylene/α-olefin copolymers having high randomness and a small number of double bonds in the copolymers. The ethylene/α-olefin copolymers of the invention are obtained by copolymerizing ethylene and an α-olefin having 3 to 20 carbon atoms in the presence of an olefin polymerization catalyst... Mitsui Chemicals Inc

04/20/17 / #20170107186

Isocyanurate composition

The isocyanurate composition consists essentially of an isocyanurate derivative of 1,3-xylylenediisocyanate, and has a viscosity at 100° C. of 600 mPa·s or more and 20000 mPa·s or less.... Mitsui Chemicals Inc

04/20/17 / #20170107502

Mutant xylanase, manufacturing method and use therefor, and manufacturing saccharified lignocellulose

What is aimed at is provision of an inexpensive and efficient saccharification method for lignocellulose using a thermostable xylanase and provision of a mutant xylanase that has a substitute amino acid residue, and that exhibits stable activity even under severe conditions in which enzymes easily inactivate, and that provides an... Mitsui Chemicals Inc

04/20/17 / #20170108713

Lens, lens blank, and eyewear

A lens includes a lens body, and an electro-active section (liquid crystals and a diffraction section) that is provided to a region of part of the lens body. The lens includes a pair of electrodes that are embedded in the lens body, that are electrically connected to a focal length... Mitsui Chemicals Inc

04/13/17 / #20170099788

Plant cultivation material and plant cultivation method using the material

Plant cultivation materials, which have the liquid retentivity and the liquid transitivity, which provide the best environment for plants respiration, which comprises polyesters, natural pulps and/or synthetic pulps such as polyolefin pulps, from which plants can absorb the amount of the elements necessary for the plant growth as much as... Mitsui Chemicals Inc

04/13/17 / #20170101492

Olefin resin and producing same

The present invention provides an olefin resin with an improved heat resistance, reduced stickiness, excellent optical and low temperature properties, as well as the balance between these physical properties. The olefin resin according to the present invention satisfies the following requirements: (I) a melting peak (Tm) is observed within the... Mitsui Chemicals Inc

Patent Packs
04/06/17 / #20170096514

Olefin-based resin, producing same and propylene-based resin composition

a=(100−E)/P  (Eq-1)... Mitsui Chemicals Inc

03/30/17 / #20170090279

Pellicle membrane, pellicle, original plate for exposure, exposure apparatus, and producing semiconductor device

A pellicle membrane includes a film consisting of an organic material and an inorganic material, wherein a region containing an organic material and a region consisting of an inorganic material are present in the same plane of the film, and wherein at least a central portion of the film is... Mitsui Chemicals Inc

03/23/17 / #20170081509

Propylene-based resin composition

An object of the present invention is to provide a propylene-based resin composition capable of providing a molded article having an excellent balance between rigidity and impact resistance. The object can be achieved by a propylene-based resin composition including an olefin-based resin characterized by including a grafted ethylene-based copolymer having... Mitsui Chemicals Inc

03/16/17 / #20170071708

Material for denture base, denture base, manufacturing the denture base, plate denture, and manufacturing the plate denture

Disclosed is a material for a denture base containing a polymer component having a weight average molecular weight of 1,200,000 or more and containing an acrylic resin.... Mitsui Chemicals Inc

03/16/17 / #20170073317

Isocyanurate composition

The isocyanate composition consists essentially of an isocyanurate derivative of 1,3-xylylenediisocyanate, the isocyanurate derivative is modified with aliphatic alcohol, and the modification amount of the aliphatic alcohol is 0.5 mass % or more and 15 mass % or less.... Mitsui Chemicals Inc

03/16/17 / #20170075141

Electronic eyeglasses and methods of manufacturing

Disclosed herein are devices and methods for the design and manufacturing of electronic eyeglasses and associated components thereof. Electronic eyeglasses consist of electro-active lenses, receiving electrical signals that turn them on and off from an electronic control module. The electronic control module is embedded within a temple of the eyeglass... Mitsui Chemicals Inc

03/16/17 / #20170077501

Negative electrode for lithium ion secondary cell, lithium-ion secondary cell, mixture paste for negative electrode for lithium-ion secondary cell, and manufacturing negative electrode for lithium-ion secondary cell

A negative electrode for a lithium-ion secondary cell, the negative electrode including a layered body of a collector and a negative electrode active material layer containing an alloy-based material (A) containing silicon or tin as a constituent element, a carbon coating (C) that covers the surface of the alloy-based material... Mitsui Chemicals Inc

03/09/17 / #20170065917

Non-woven fiber fabric, and production method and production device therefor

The present invention provides a method for producing a non-woven fiber fabric by spinning a molten polymer. Thus, a non-woven fiber fabric which is substantially free from a solvent, different from the case of spinning a polymer solution, but yet has an extremely small fiber size (diameter of 0.5 μm... Mitsui Chemicals Inc

03/09/17 / #20170066949

Laminate adhesive, producing laminate film, laminate film, and retort pouch material

A laminate adhesive includes a curing agent including a polyisocyanate component and a main component including a polyol component, wherein the polyisocyanate component includes an isocyanurate derivative of xylylenediisocyanate, and in the chromatogram when the isocyanurate derivative of xylylenediisocyanate is subjected to gel permeation chromatograph measurement, the area percentage of... Mitsui Chemicals Inc

03/02/17 / #20170057184

Process for producing optical material

A process for producing an optical material of the present invention includes a step of mixing di- or higher-functional thiol compounds (A) having one or more sulfide bonds and/or one or more ester bonds with an imidazole-based curing catalyst (B) to prepare a mixed solution; a step of mixing the... Mitsui Chemicals Inc

03/02/17 / #20170058089

Plastic polarized lens and process for producing same

Disclosed is a plastic polarized lens including a polarized film, and a base layer formed over at least one surface of the polarized film. The base layer is comprised of a (thio)urethane resin obtained by polymerizing and curing a polymerizable composition containing at least one kind of isocyanate selected from... Mitsui Chemicals Inc

02/23/17 / #20170051131

Polymerizable composition for optical material, optical material produced from same, and process for producing same

Provided is a polymerizable composition for an optical material including (A) isocyanates having two or more isocyanato groups, which include at least an isophorone diisocyanate, (B) at least one predetermined thiol having two or more mercapto groups, (C) an acidic phosphoric acid ester represented by General Formula (1), and (D)... Mitsui Chemicals Inc

02/16/17 / #20170044299

Polymerizable composition for optical material, optical material and producing optical material

Disclosed is a polymerizable composition for o an optical material containing tolylene diisocyanate, hexamethylene diisocyanate, and one or more polythiol compounds selected from the group consisting of 4-mercaptomethyl-1,8-dimercapto-3,6-dithiaoctane, 4,8-, 4,7- or 5,7-dimercaptomethyl-1,11-dimercapto-3,6,9-trithiaundecane, pentaerythritol tetrakismercaptoacetate, pentaerythritol tetrakismercaptopropionate, 2,5-bis(mercaptomethyl)-1,4-dithiane, bis(mercaptoethyl)sulfide, 1,1,3,3-tetrakis(mercaptomethylthio)propane, 4,6-bis(mercaptomethylthio)-1,3-dithiane and 2-(2,2-bis(mercaptomethylthio)ethyl)-1,3-dithietane.... Mitsui Chemicals Inc

02/16/17 / #20170044393

Hydrophilic monolayer films

The invention provides monolayer films excellent in hydrophilicity and transparency which include a crosslinked resin having a surface enriched with hydrophilic groups, and materials which exhibit excellent properties such as hydrophilicity, antifogging properties and antifouling properties by virtue of having the above monolayer films. A monolayer film is fabricated which... Mitsui Chemicals Inc

02/09/17 / #20170037161

1-butene alpha-olefin copolymer composition

An object of the invention is to provide compositions which have low-temperature heat sealing properties, are free from stickiness, may achieve a heat seal strength controlled within a certain definite range when heat sealing takes place at low temperatures, have small changes in heat seal strength with time, and are... Mitsui Chemicals Inc

02/09/17 / #20170037227

Resin composition, toner for electrophotography and hot melt composition

Provided is a resin composition which contains (A) a polyethylene wax satisfying the requirements (i)-(iv) described below and (B) at least one resin selected from the group consisting of thermoplastic resins and thermosetting resins, wherein the mass ratio of (A) to (B) is from 0.1/99.9 to 50/50. This resin composition... Mitsui Chemicals Inc

02/09/17 / #20170037229

Resin composition, toner for electrophotography, hot melt composition and ethylene/a-olefin copolymer

Provided is a resin composition containing: (A) an ethylene/α-olefin copolymer containing 91.0-99.9 parts by mole of (a) an ethylene-derived unit and 0.1-9.0 parts by mole of (b) a C3-C8 α-olefin-derived unit (wherein (a)+(b) is 100 parts by mole), while satisfying the requirements (i)-(iv) and (B) a thermoplastic resin and/or a... Mitsui Chemicals Inc

02/02/17 / #20170029553

Polymerizable composition for optical materials, optical material, and manufacturing optical material

The polymerizable composition for optical materials of the present invention includes: (A) a compound having a carbon-carbon double bond and at least one group selected from an isocyanate group and an isothiocyanate group in a molecule; and (B) a polythiol compound.... Mitsui Chemicals Inc

02/02/17 / #20170031181

Electronic eyeglasses and methods of manufacturing

Disclosed herein are devices and methods for the design and manufacturing of electronic eyeglasses and associated components thereof. Electronic eyeglasses consist of electro-active lenses, receiving electrical signals that turn them on and off from an electronic control module. The electronic control module is embedded within a temple of the eyeglass... Mitsui Chemicals Inc

01/26/17 / #20170025997

Apparatus and analyzing power generation system

Technique is provided that enables detection of changes in the condition of a power generation system that generates fluctuating power outputs even in a normal condition thereof. A power generation system management apparatus has: range information management means for managing a condition determination power output range corresponding to a range... Mitsui Chemicals Inc

01/19/17 / #20170015776

Polymerizable composition for optical material and optical material

A polymerizable composition for an optical material of the present invention includes polyisocyanate (a) including aliphatic polyisocyanate (a1) and a modified aliphatic polyisocyanate (a2), an episulfide (b), and a polythiol (c).... Mitsui Chemicals Inc








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