A method for producing a (meth)acrylic acid compound using a hydroxycarboxylic acid and/or a polymer thereof as a raw material, the production method comprising at least a reaction step for heating and reacting a mixture comprising a hydroxycarboxylic acid and/or a polymer thereof, a basic catalyst, and a carboxylic anhydride to produce a (meth)acrylic acid compound.
The present invention relates to a resin composition comprising: a polymer (I) selected from the group consisting of a polymer (a1) containing a structural unit (i) having an ester linkage type betaine structure and a polymer (b1) containing a structural unit (ii) having a betaine structure that is not of an ester linkage type and a structural unit (iii) having a carboxyl group; an organic solvent having a Hansen solubility parameter at 25° C. in which a dispersion term δD is 10 to 24 MPa1/2, a polarity term δP is 5 to 19 MPa1/2, and a hydrogen bonding term δH is 3 to 17 MPa1/2, and having a boiling point higher than 100° C.; and water.
The present invention relates to a copolymer having at least a structural unit (A) having a cyclic carbonate structure and a structural unit (B) having a hydrophilic structure.
C08F 220/60 - Amides containing nitrogen in addition to the carbonamido nitrogen
C09D 133/14 - Homopolymers or copolymers of esters of esters containing halogen, nitrogen, sulfur or oxygen atoms in addition to the carboxy oxygen
C09D 133/26 - Homopolymers or copolymers of acrylamide or methacrylamide
4.
PHOTOSENSITIVE RESIN COMPOSITION, INSULATING CURED FILM AND INSULATING CURED FILM FOR TOUCH PANELS EACH OBTAINED BY CURING SAID PHOTOSENSITIVE RESIN COMPOSITION, AND TOUCH PANEL
Disclosed is a photosensitive resin composition which contains: an alkali-soluble resin (A) that comprises a constituent unit (a1) having an acid group, a constituent unit (a2) having an oxygen-containing ring, and a constituent unit (a3) represented by specific chemical formula (a3); and a (meth)acrylic monomer (B) that has at least one of a urethane structure and a carboxy group, while having two or more (meth)acryloyl groups.
G03F 7/033 - Non-macromolecular photopolymerisable compounds having carbon-to-carbon double bonds, e.g. ethylenic compounds with binders the binders being polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. vinyl polymers
G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
5.
PHOTOSENSITIVE RESIN COMPOSITION, CURED PRODUCT, AND PARTITION WALL
The purpose of the present invention is to provide a photosensitive resin composition that makes it possible to form cured products that have substantial liquid repellence, even if the photosensitive resin composition does not include or includes a small amount of an organic fluorine compound, and that also makes it possible to form thick-film patterns. This photosensitive resin composition contains: an alkali-soluble resin (A) that includes a repeating structural unit (a1) that has a hydrophobic group, a repeating structural unit (a2) that has an acid group, and a repeating structural unit (a3) that has a (meth)acryloyl group, the repeating structural unit (a1) content being more than 10 mole% but less than 45 mole%, and the double bond equivalent being 300–2000; a photopolymerizable monomer (B) that has a logP of 2.5–6.5; and a photopolymerization initiator (C).
This curable resin composition contains: a polymer (A) which contains a constituent unit A1 which corresponds to an alkyl (meth)acrylate monomer (a1) which has a glass transition temperature (Tg) of -100°C to 0°C, and a constituent unit A2 which has a urethane structure and a (meth)acryloyl group in the side chain thereof; a (meth)acrylate monomer (B) which has a glass transition temperature (Tg) of -80°C to 10°C or has a C8-20 straight-chain alkyl group; and a thermoconductive filler (C).
The purpose of the present invention is to provide: a photoinitiator composition that can suppress bleeding out to the surface of a cured product, and that can initiate radical polymerization reaction with a low radiation dose; and a photocurable composition, a photocurable composition kit, and a photocurable resin composition that contain the photoinitiator composition. A photoinitiator composition according to the present invention contains: a hydrogen abstraction type photoinitiator having one or more functional groups including an ethylenically unsaturated double bond; and a monomer A having one or more functional groups including an ethylenically unsaturated double bond, and at least one hydrogen-donating group selected from the group consisting of a formal group, a tertiary amino group, a thioether group, and nitrogen-containing heterocyclic rings.
C08F 220/30 - Esters containing oxygen in addition to the carboxy oxygen containing aromatic rings in the alcohol moiety
C09D 11/106 - Printing inks based on artificial resins containing macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
A solid detergent composition comprising a cationic polymer (A) and an anionic surfactant (B), wherein the cationic polymer (A) and the anionic surfactant (B) satisfy the following requirement I and requirement II:
A solid detergent composition comprising a cationic polymer (A) and an anionic surfactant (B), wherein the cationic polymer (A) and the anionic surfactant (B) satisfy the following requirement I and requirement II:
Requirement I: a transmittance of a mixed liquid 1 obtained by mixing the cationic polymer (A), the anionic surfactant (B), and water at a weight ratio of 0.5:12:87.5 to light having a wavelength of 655 nm (optical path length: 1 cm, 25° C.) is 95% or more, and
A solid detergent composition comprising a cationic polymer (A) and an anionic surfactant (B), wherein the cationic polymer (A) and the anionic surfactant (B) satisfy the following requirement I and requirement II:
Requirement I: a transmittance of a mixed liquid 1 obtained by mixing the cationic polymer (A), the anionic surfactant (B), and water at a weight ratio of 0.5:12:87.5 to light having a wavelength of 655 nm (optical path length: 1 cm, 25° C.) is 95% or more, and
Requirement II: a transmittance of a diluted liquid obtained by mixing the mixed liquid 1 and water at a weight ratio of 1:4 to light having a wavelength of 655 nm (optical path length: 1 cm, 25° C.) is 90% or less.
A61K 8/81 - Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
NATIONAL UNIVERSITY CORPORATION UNIVERSITY OF TOYAMA (Japan)
OSAKA ORGANIC CHEMICAL INDUSTRY LTD. (Japan)
Inventor
Nakaji, Tadashi
Yamamoto, Shinpei
Abstract
The present invention relates to a random copolymer which has a constituent unit represented by formula (I) and a constituent unit represented by formula (II). (In formulae (I) and (II), each of R1and R3independently represents a hydrogen atom or an alkyl group having 1 to 3 carbon atoms; R2represents an alkyl group having 1 to 6 carbon atoms; R4represents an alkylene group having 1 to 3 carbon atoms; R5 represents an alkyl group having 1 to 6 carbon atoms; n represents an integer of 1 to 15; and * represents a bonding hand for a bond with an adjacent constituent unit.)
The purpose of the present invention is to provide an amino-group-containing polyfunctional (meth)acrylate composition that contains an amino-group-containing polyfunctional (meth)acrylate with high purity and that has a low coloration degree. An amino-group-containing polyfunctional (meth)acrylate composition according to the present invention comprises not less than 95 mass% of an amino-group-containing polyfunctional (meth)acrylate represented by general formula (1), wherein the Hazen unit color number (APHA) of the composition is not more than 200. (In the formula, R1, R2, and R3are each independently a C2-10 aliphatic hydrocarbon group, R4and R5are each independently hydrogen or a methyl group, and R6is a (meth)acryloyloxy group or a (meth)acryloyloxy-group-containing amino group represented by general formula (2).) (In the formula, R7and R8are each independently a C2-10 aliphatic hydrocarbon group, and R9and R10 are each independently a hydrogen or a methyl group.)
C07C 213/06 - Preparation of compounds containing amino and hydroxy, amino and etherified hydroxy or amino and esterified hydroxy groups bound to the same carbon skeleton from hydroxy amines by reactions involving the etherification or esterification of hydroxy groups
C07C 219/08 - Compounds containing amino and esterified hydroxy groups bound to the same carbon skeleton having esterified hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated having at least one of the hydroxy groups esterified by a carboxylic acid having the esterifying carboxyl group bound to an acyclic carbon atom of an acyclic unsaturated carbon skeleton
Provided is a curable resin composition comprising a thermosetting alkali-soluble resin (A1) having an acid value of 55 to 100 mgKOH, a photocurable alkali-soluble resin (A2) having an acid value of 20 to 100 mgKOH/g, a (meth)acrylic monomer (B1) having two polymerizable functional groups and a ring structure contained between the two polymerizable functional groups, and a silane compound (C) represented by formula (1) or (2). (In the formulae, R1to R3may be the same as or different from one another, in which all or at least one of these residues represents an alkoxy groups having 1 to 5 carbon atoms and the other represents an alkyl group having 1 to 5 carbon atoms; R4to R6 may be the same as or different from one another, and each independently represent an alkoxy group having 1 to 5 carbon atoms or an alkyl group having 1 to 5 carbon atoms; A represents a substituted or unsubstituted linear or branched alkylene group having 2 to 18 carbon atoms, and may contain a bivalent or trivalent linking group; B represents a substituted or unsubstituted linear or branched alkylene group having 2 to 15 carbon atoms, and may contain a bivalent linking group; X represents O, NH, NH-CO-NH or S; p represents an integer of 0 or 1; q represents an integer of 1 to 3; r represents an integer of 1 to 3; s represents an integer of 1 to 3; and t represents an integer of 1 to 3.)
A curable resin composition including: a heat-curable alkali-soluble resin (A1) that has an acid value of 55-100 mgKOH/g; a photocurable alkali-soluble resin (A2); a (meth)acrylic monomer (B) that has two polymerizable functional groups and a ring structure included between the two polymerizable functional groups; and a photopolymerization initiator (C), wherein the mass ratio [A:B] of the total quantity [A] of the heat-curable alkali-soluble resin (A1) and the photocurable alkali-soluble resin (A2) and the total quantity [B] of the (meth)acrylic monomer (B) is 100:35-80.
C08F 290/12 - Polymers provided for in subclasses or
G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
13.
POLYMER, CURABLE RESIN COMPOSITION, STRETCHABLE INSULATING CURED FILM OBTAINED BY CURING SAID COMPOSITION, INSULATING CURED FILM FOR TOUCH PANEL, TOUCH PANEL, INSULATING CURED FILM FOR FLEXIBLE PRINTED CIRCUIT BOARD, AND FLEXIBLE PRINTED CIRCUIT BOARD
A polymer containing units B1 derived from an alkyl (meth)acrylate monomer (B1) containing an optionally halogen-substituted C5-20 linear or branched aliphatic hydrocarbon group optionally having an unsaturated bond, units B2 derived from a (meth)acrylate monomer (B2) having an ether bond, and units B3 derived from a (meth)acrylate monomer (B3) represented by formula (1). (R2is a hydrogen atom or a group selected from groups represented by formula (2).) (R3 is a group selected from formula (3) or formula (4).)
The present invention provides a new polymer from which a cured object having a high refractive index can be produced. The polymer according to the present invention is represented by general formula (1). (In the formula, X1represents an aromatic hydrocarbon group, an alicyclic saturated hydrocarbon group, an alicyclic unsaturated hydrocarbon group, an organic group including a heterocycle in which a portion of carbon atoms forming any one of said hydrocarbon groups is substituted with a heteroatom, or an organic group in which two or more of those are bound, the four R1s each independently represent hydrogen, a specific organic group A, a specific organic group B, or an organic group C having a specific repeating structural unit, and at least one of the four R1s is an organic group C.)
C07C 69/76 - Esters of carboxylic acids having an esterified carboxyl group bound to a carbon atom of a six-membered aromatic ring
C07D 305/06 - Heterocyclic compounds containing four-membered rings having one oxygen atom as the only ring hetero atoms not condensed with other rings having no double bonds between ring members or between ring members and non-ring members with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to the ring atoms
C08F 283/02 - Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass on to polycarbonates or saturated polyesters
C08G 83/00 - Macromolecular compounds not provided for in groups
G02B 1/04 - Optical elements characterised by the material of which they are madeOptical coatings for optical elements made of organic materials, e.g. plastics
G03F 7/027 - Non-macromolecular photopolymerisable compounds having carbon-to-carbon double bonds, e.g. ethylenic compounds
G03F 7/032 - Non-macromolecular photopolymerisable compounds having carbon-to-carbon double bonds, e.g. ethylenic compounds with binders
One purpose of the present invention is to provide a photosensitive resin composition which is capable of forming a cured product that has excellent scratch resistance. Another purpose of the present invention is to provide: a photosensitive resin composition which has excellent curability at low temperatures and excellent photolithographic properties in addition to the above-described characteristic; a cured product which is obtained from this photosensitive resin composition; and an image display device which comprises this cured product. A photosensitive resin composition according to the present invention contains: an alkali-soluble resin that has one or more repeating structural units X represented by general formula (1); and a crosslinking agent. (In the formula, R1represents a hydrogen atom or a methyl group; R2represents a linking group having one or more carbon atoms; R3represents an organic group represented by general formula (2) or a hydroxy group, which is bonded to a carbon atom in the linking group; and R4represents a hydroxyl group or an organic group, which is bonded to a carbon atom in the linking group.) (In the formula, R5 represents a hydrocarbon group which has 2 to 7 carbon atoms in the main structure, an organic group which contains a heteroatom and has 3 to 8 carbon atoms in the main structure, or an organic group which contains a carboxyl group and has 2 to 7 carbon atoms in the main structure.)
G09F 9/30 - Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
16.
POLYMER, ELASTOMER, PRODUCTION METHOD THEREFOR, ACTUATOR, AND SENSOR
Provided is a polymer containing: a unit (A) originating from a (meth)acrylate monomer having an ether structure; and a unit (B) originating from (meth)acrylamide having a cyano group.
A composition for forming an electroconductive elastomer, the composition containing a (meth)acrylic polymer (a) including a unit A having at least one carboxyl group and hydroxyl group, a metal chelate compound (b), an electroconductive material (c), and a chelating agent (d).
C08L 33/06 - Homopolymers or copolymers of esters of esters containing only carbon, hydrogen, and oxygen, the oxygen atom being present only as part of the carboxyl radical
The present invention relates to a resin composition comprising: a polymer (I) selected from the group consisting of polymers (a1) including a structural unit (i) having a betaine structure of an ester bond type and polymers (b1) including a structural unit (ii) having a betaine structure not of an ester bond type and a structural unit (iii) having a carboxyl group; an organic solvent having a 25°C Hansen solubility parameter in which the dispersion term δD is 10-24 MPa1/2, the polarity term δP is 5-19 MPa1/2, and the hydrogen-bonding term δH is 3-17 MPa1/2 and having a boiling point higher than 100°C; and water.
The present invention provides: a photosensitive resin composition that makes it possible to form a cured product (for example, a photospacer) offering both a high rate of elastic recovery and excellent flexibility; a cured product obtained from the photosensitive resin composition; and an image display device comprising the cured product. The photosensitive resin composition of the present invention contains: an alkali-soluble resin (A) having a double bond equivalent of 200 g/mol or less; a monomer group (B) that includes a first crosslinkable (meth)acrylate monomer (B1) having six or more crosslinkable functional groups, at least one of the crosslinkable functional groups being a hydrogen bond-type crosslinkable functional group, and a second crosslinkable (meth)acrylate monomer (B2) that has six or more crosslinkable functional groups, the number of hydrogen bond-type crosslinkable functional groups among the crosslinkable functional groups being smaller than the number of hydrogen bond-type crosslinkable functional groups that the first crosslinkable (meth)acrylate monomer (B1) has, the acid value of the monomer group (B) being 1-20 mgKOH/g; and a photopolymerization initiator (C).
A curable resin composition comprising a monomer having one to six (meth)acryl groups in the molecule and a polymer having a (meth)acryl group in the molecule, wherein the total number of (meth)acryl groups in the monomer molecule which are the same as the (meth)acryl group of the polymer is 2 or less.
C08F 290/00 - Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups
B05D 7/24 - Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials for applying particular liquids or other fluent materials
The present invention relates to a copolymer comprising a structural unit (A) having a cyclic carbonate structure and a structural unit (B) having a hydrophilic structure.
3331333131 is not less than 1 pC/N, and the number of defects per 1 m2 is less than 0.2; and a method for producing an organic piezoelectric film, comprising a coating step for coating a surface of a raw material film, which contains an organic material that is piezoelectric upon being subjected to polarization processing, with a cover film that satisfies the expression ln(Cρ)≥-17 (C: electrostatic capacity (pF), ρ: conductance (S/m)), and a polarization step for placing in a polarization device the raw material film, which has been coated with the cover film, in a manner such that the cover film and an application electrode which is a high potential side in the polarization device are facing, and performing polarization processing.
C08J 7/00 - Chemical treatment or coating of shaped articles made of macromolecular substances
H01L 41/257 - Treating devices or parts thereof to modify a piezo-electric or electrostrictive property, e.g. polarisation characteristics, vibration characteristics or mode tuning by polarising
01 - Chemical and biological materials for industrial, scientific and agricultural use
Goods & Services
Industrial chemicals; unprocessed plastics in primary form;
glue for industrial purposes; adhesives for industrial
purposes; photographic sensitizers; chemical compositions
for developing and printing photographs.
01 - Chemical and biological materials for industrial, scientific and agricultural use
Goods & Services
Industrial chemicals; unprocessed plastics in primary form; glue for industrial purposes; adhesives for industrial purposes; photographic sensitizers; chemical compositions for developing photographs
A purpose of the present invention is to provide: an alkali-soluble resin able to form a cured film having excellent development adhesiveness and resolution even if the film is thick; and a photosensitive resin composition that contains the alkali-soluble resin. Another purpose of the present invention is to provide a photosensitive resin composition which, in addition to the characteristics mentioned above, can be developed in a short time even if a weakly alkaline developing solution is used. This alkali-soluble resin contains one or more types of repeating unit X represented by general formula (1). (In the formula, R1is hydrogen or a methyl group, R2is a linking group having one or more carbon atoms, R3is an organic group which is represented by general formula (2) and bonds to a carbon atom in the linking group, and R4is a hydroxyl group or organic group which bonds to a carbon atom in the linking group.) (In the formula, R5 is an organic group which includes a heteroatom and which has 3-8 carbon atoms in the main structure, or an organic group which includes a carboxyl group and which has 2-7 carbon atoms in the main structure.)
G03F 7/027 - Non-macromolecular photopolymerisable compounds having carbon-to-carbon double bonds, e.g. ethylenic compounds
G03F 7/033 - Non-macromolecular photopolymerisable compounds having carbon-to-carbon double bonds, e.g. ethylenic compounds with binders the binders being polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. vinyl polymers
G03F 7/038 - Macromolecular compounds which are rendered insoluble or differentially wettable
A solid cleaning agent composition including (A) a cationic polymer and (B) an anionic surfactant, wherein (A) the cationic polymer and (B) the anionic surfactant satisfy requirement I and requirement II indicated below. Requirement I: the transmittance (optical path length of 1 cm, 25ºC) of light having a wavelength of 655 nm in a mixture 1 obtained by mixing (A) the cationic polymer, (B) the anionic surfactant, and water at a weight ratio of 0.5:12:87.5 is 95% or more. Requirement II: the transmittance (optical path length of 1 cm, 25ºC) of light having a wavelength of 655 nm in a diluted solution obtained by mixing the mixture 1 and water at a weight ratio of 1:4 is 90% or less.
A61K 8/81 - Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
A61K 8/44 - Aminocarboxylic acids or derivatives thereof, e.g. aminocarboxylic acids containing sulfurSalts, esters or N-acylated derivatives thereof
A61K 8/46 - Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing sulfur
This elastomer-forming composition contains a monofunctional acrylate monomer, a photopolymer that is soluble in the monofunctional acrylate monomer, and a photopolymerization initiator, the solvent content of the elastomer-forming composition being 20 mass% or less relative to the total mass of the composition.
NATIONAL UNIVERSITY CORPORATION UNIVERSITY OF TOYAMA (Japan)
OSAKA ORGANIC CHEMICAL INDUSTRY LTD. (Japan)
Inventor
Nakaji, Tadashi
Saruwatari, Yoshiyuki
Matsuoka, Kazuyoshi
Yamamoto, Shinpei
Abstract
The present invention relates to a betaine monomer which includes a positively charged moiety and a negatively charged moiety that are equivalent to each other, wherein the positively charged moiety and the negatively charged moiety are linked to each other by a branched alkylene group having 2-6 carbon atoms.
C08F 20/02 - Monocarboxylic acids having less than ten carbon atomsDerivatives thereof
C07C 309/14 - Sulfonic acids having sulfo groups bound to acyclic carbon atoms of an acyclic saturated carbon skeleton containing nitrogen atoms, not being part of nitro or nitroso groups, bound to the carbon skeleton containing amino groups bound to the carbon skeleton
C09D 133/00 - Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereofCoating compositions based on derivatives of such polymers
31.
NOVEL POLYMER, AND PHOTO-ALIGNMENT FILM AND RETARDATION FILM EACH USING SAME
1122 represents a straight-chain or branched alkyl group having 1-10 carbon atoms, an alicyclic hydrocarbon group having 3-12 carbon atoms and including an alicyclic structure that has 3-6 carbon atoms, a phenyl group, or a phenyl alkylene group including an alkylene group that has 1-4 carbon atoms, where at least one carbon atom of the alkyl group, the alicyclic hydrocarbon group, the phenyl group, and the phenyl alkylene group may be substituted with -O-, -N-, or -S-.)
The purpose of the present invention is to provide: a novel (meth)acrylate that is a material for forming a cured product capable of maintaining, for a long period of time, a high insulation property under a high temperature and high humidity; a curable resin composition containing said (meth)acrylate; and a cured product obtained by curing the curable resin composition. The novel (meth)acrylate according to the present invention is represented by general formula (1) or (2). (In formula (1), R1-R4each independently represent H or a methyl group, R5-R7each independently represent a halogen group, an alkyl group, an alkoxy group, or an aromatic group, AO represents an ethyleneoxy group or a propyleneoxy group, m and n each independently represent an integer of 0-5, p represents an integer of 0-2, and r and s each independently represent an integer of 0-15.) (In formula (2), R1-R4each independently represent H or a methyl group, R5-R7 each independently represent a halogen group, an alkyl group, an alkoxy group, or an aromatic group, AO represents an ethyleneoxy group or a propyleneoxy group, m and n each independently represent an integer of 0-5, p represents an integer of 0-2, and r and s each independently represent an integer of 0-15.)
C08F 220/60 - Amides containing nitrogen in addition to the carbonamido nitrogen
C08L 33/02 - Homopolymers or copolymers of acidsMetal or ammonium salts thereof
C08L 33/14 - Homopolymers or copolymers of esters of esters containing halogen, nitrogen, sulfur, or oxygen atoms in addition to the carboxy oxygen
C08L 33/24 - Homopolymers or copolymers of amides or imides
A61K 8/81 - Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
The present invention provides a composition that includes an organic phosphorous compound and is for improving the conductivity of a conductive polymer including a metal component. The present invention also provides: a conductive material that includes a polymer matrix, metal, and an organic phosphorous compound; and a production method therefor. The present invention also provides a sintering promoter for metal components, that includes an organic phosphorous compound.
C08L 101/12 - Compositions of unspecified macromolecular compounds characterised by physical features, e.g. anisotropy, viscosity or electrical conductivity
H01B 1/20 - Conductive material dispersed in non-conductive organic material
H01B 13/00 - Apparatus or processes specially adapted for manufacturing conductors or cables
C08K 3/00 - Use of inorganic substances as compounding ingredients
36.
METHOD FOR MANUFACTURING SUBSTRATE COATED WITH ELECTROCONDUCTIVE MATERIAL, MULTI-LAYER MATERIAL, AND SUBSTRATE COATED WITH ELECTROCONDUCTIVE MATERIAL
The present disclosure provides: a method for manufacturing a substrate coated with an electroconductive material; a multi-layer material; and a substrate coated with an electroconductive material. The present disclosure pertains to a novel conductor structure and a method for manufacturing the same. More specifically, the present disclosure pertains to: a method for manufacturing a substrate that is coated with an electroconductive material; the manufactured substrate or conductor; and a specific solvent used in the manufacture thereof. The present disclosure makes it possible to freely manufacture an electroconductive material containing a desired combination of electroconductive component and substrate.
B05D 5/12 - Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures to obtain a coating with specific electrical properties
B32B 27/18 - Layered products essentially comprising synthetic resin characterised by the use of special additives
The present disclosure provides a composition for improving the electric conductivity of an electric conductive component or an electric conductive material, the composition containing a fluorinated alkyl (meth)acrylate. The present disclosure also provides: an electric conductive material comprising a copolymer of a fluorinated alkyl (meth)acrylate and an electric conductive component; and a method for producing the electric conductive material. The present disclosure also provides a use of a copolymer of a fluorinated alkyl (meth)acrylate as a matrix.
The present disclosure provides a composition for improving the conductivity of a conductive component or conductive material, the composition comprising the compound represented by formula (4). The present disclosure further provides a conductive material comprising a conductive component and a polymer of the compound, and a method for producing the conductive material. The present disclosure further provides a use for the polymer of the compound as a matrix.
C07D 305/06 - Heterocyclic compounds containing four-membered rings having one oxygen atom as the only ring hetero atoms not condensed with other rings having no double bonds between ring members or between ring members and non-ring members with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to the ring atoms
C08F 20/26 - Esters containing oxygen in addition to the carboxy oxygen
C08F 220/26 - Esters containing oxygen in addition to the carboxy oxygen
C08L 33/14 - Homopolymers or copolymers of esters of esters containing halogen, nitrogen, sulfur, or oxygen atoms in addition to the carboxy oxygen
C07D 303/16 - Compounds containing oxirane rings with hydrocarbon radicals, substituted by singly or doubly bound oxygen atoms by esterified hydroxyl radicals
H01B 1/20 - Conductive material dispersed in non-conductive organic material
H01B 13/00 - Apparatus or processes specially adapted for manufacturing conductors or cables
This curable resin composition contains a copolymer (X) which includes: a main chain containing a constituent unit derived from an alkyl (meth)acrylate monomer (A) and a constituent unit derived from a hydroxyalkyl (meth)acrylate monomer (B); and a side chain containing a constituent unit which is bonded to the constituent unit (B) and which is derived from an isocyanate-based monomer (C) having a (meth)acryloyl group. The curable resin composition also contains a macromonomer having, at at least one terminal thereof, a functional group able to be polymerized with a (meth)acryloyl group.
C08F 299/00 - Macromolecular compounds obtained by interreacting polymers involving only carbon-to-carbon unsaturated bond reactions, in the absence of non-macromolecular monomers
40.
CURABLE RESIN COMPOSITION, INSULATING CURED FILM PROVIDED BY CURING SAID COMPOSITION AND INSULATING CURED TOUCH PANEL FILM PROVIDED BY CURING SAID COMPOSITION, AND TOUCH PANEL
This curable resin composition comprises an alkali-soluble resin (A), a photoreactive monomer (B) represented by formula (b-1), and a photopolymerization initiator (C). The alkali-soluble resin (A) is a copolymer that comprises a constituent unit (a-1) derived from at least one selected from compounds represented by formula (a-1α) and unsaturated carboxylic acids having a cyclic skeleton; a constituent unit (a-2) having a glass transition temperature when converted into a homopolymer of 70-200°C; and a constituent unit (a-3) derived from an epoxy group-bearing unsaturated compound. (Each of R1to R3is a hydrogen atom, methyl group, or carboxy group, and X1is a single bond or a C1-9 straight-chain or cyclic aliphatic hydrocarbon group, which may contain an oxygen atom) (Each of R13and R14is a hydrogen atom or methyl group, each of Y1and Y2is a straight-chain or branched chain C1-6 aliphatic hydrocarbon group, and X2 is a cyclic skeleton-containing aliphatic hydrocarbon group or an aromatic group)
C08F 20/18 - Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
C08F 2/44 - Polymerisation in the presence of compounding ingredients, e.g. plasticisers, dyestuffs, fillers
G03F 7/027 - Non-macromolecular photopolymerisable compounds having carbon-to-carbon double bonds, e.g. ethylenic compounds
G03F 7/033 - Non-macromolecular photopolymerisable compounds having carbon-to-carbon double bonds, e.g. ethylenic compounds with binders the binders being polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. vinyl polymers
G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
The purpose of the present invention is to provide: a cationic polymerization initiator for synthesizing a polymer that has a reactive functional group at an end (a terminally reactive polymer); a terminally reactive polymer that is obtained using this polymerization initiator; a terminally modified polymer that is obtained using this terminally reactive polymer; and a graft polymer. A cationic polymerization initiator according to the present invention is represented by general formula (1). (In the formula, each of R1, R2and R3independently represents a hydrogen atom or a non-nucleophilic organic group; X1represents a halogen atom; and Y- represents a counter anion.)
C08G 65/10 - Saturated oxiranes characterised by the catalysts used
C08G 65/26 - Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds
C08G 65/48 - Polymers modified by chemical after-treatment
42.
Sulfobetaine-based protein aggregation inhibitor for use in preventing aggregation of a protein
JAPAN ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY (Japan)
Inventor
Matsumura, Kazuaki
Robin, Rajan
Taniyama, Yoko
Saruwatari, Yoshiyuki
Abstract
The present invention provides a protein aggregation inhibitor for use in preventing aggregation of a protein, containing a crosslinked polymer obtained by polymerizing polymerizable polymer components containing a sulfobetaine polymer obtained by polymerizing monomer components containing a sulfobetaine monomer, the sulfobetaine monomer, and a crosslinkable monomer.
C08F 291/14 - Macromolecular compounds obtained by polymerising monomers on to macromolecular compounds according to more than one of the groups on to sulfur-containing macromolecules
C12N 9/36 - Hydrolases (3.) acting on glycosyl compounds (3.2) acting on beta-1, 4 bonds between N-acetylmuramic acid and 2-acetylamino 2-deoxy-D-glucose, e.g. lysozyme
C12N 9/96 - Stabilising an enzyme by forming an adduct or a compositionForming enzyme conjugates
43.
PIEZOELECTRIC MATERIAL AND COMPOSITION FOR PIEZOELECTRIC MATERIAL
C08F 220/18 - Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
C09K 19/54 - Additives having no specific mesophase
G02F 1/13 - Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulatingNon-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
G02F 1/1334 - Constructional arrangements based on polymer-dispersed liquid crystals, e.g. microencapsulated liquid crystals
The present invention provides a production method of a multifunctional acrylate with a reduced tin content which includes adding an acid to a mixture containing an organotin compound and a multifunctional acrylate and distilling the mixture containing the acid.
5 represents an alkyl group having 1 to 4 carbon atoms; and Z represents multiple atoms necessary for the formation of an alicyclic hydrocarbon group having 3 to 10 carbon atoms in conjunction with a carbon atom). The (meth)acrylic monomer has a property of high acid degradability and can be removed by the action of an acid.
A curable resin composition which contains an alkyl (meth)acrylate monomer (A), a hydroxyalkyl (meth)acrylate monomer (B), and an isocyanate monomer (C) that has a (meth)acryloyl group.
C08F 220/18 - Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
C08F 8/00 - Chemical modification by after-treatment
C08F 220/28 - Esters containing oxygen in addition to the carboxy oxygen containing no aromatic rings in the alcohol moiety
C08F 220/36 - Esters containing nitrogen containing oxygen in addition to the carboxy oxygen
C08F 299/00 - Macromolecular compounds obtained by interreacting polymers involving only carbon-to-carbon unsaturated bond reactions, in the absence of non-macromolecular monomers
48.
CURABLE RESIN COMPOSITION, (METH)ACRYLIC ELASTOMER, AND SHEET
A curable resin composition which contains: a (meth)acrylic monomer; a crosslinkable monomer which has two or more functional groups that are polymerizable with a (meth)acryloyl group; and a macromonomer which has, at least at one end, a functional group that is polymerizable with a (meth)acryloyl group.
22mnn-X [wherein m and n independently represent a numerical value of 2 or 3; and X represents a hydrogen atom or a methyl group]], and the acrylic elastomer has a weight average molecular weight of 1,000,000 or more.
Disclosed are a polymer material for an organic ferroelectric material, and an organic ferroelectric material. The polymer material is a (meth) acrylic polymer and contains (meth) acrylate serving as a main monomer unit, and a (meth) acrylic monomer unit other than the main monomer unit, wherein: the main monomer unit is a (meth) acrylate monomer unit that contains, in a side chain, a saturated or unsaturated hydrocarbon skeleton bonded to a terminal side of an oxycarbonyl group and has, in the hydrocarbon skeleton, a hydrogen atom on a β carbon atom with respect to the oxycarbonyl group; one or more electron withdrawing groups selected from a halogen atom, a cyano group, an oxo group, and a nitro group are bonded to one or more of the β carbon atoms and/or a carbon atom on a terminal side thereof to replace a hydrogen atom; and the ratio of main monomer units to all (meth) acrylic monomer units is less than 80 mol%.
H01L 41/318 - Applying piezo-electric or electrostrictive parts or bodies onto an electrical element or another base by depositing piezo-electric or electrostrictive layers, e.g. aerosol or screen printing by liquid phase deposition by sol-gel deposition
Provided is a curable resin composition which contains monomer A and monomer B, and does not contain an alkyl (meth)acrylate having 10 or more carbon atoms, wherein monomer A is at least one compound represented by formula (1a) [in the formula, R1arepresents a hydrogen atom or methyl, L1arepresents –O-, -NH-, or the like, W1a1-201-20 alkylene, and R2represents hydroxyl or the like], and monomer B is at least one compound represented by formula (1b) [in the formula, R1brepresents a hydrogen atom or methyl, L1brepresents –O-, -NH-, or the like, W1b1-201-20 alkylene, L2represents a single bond or the like, W2represents a single bond or the like, and R3and R422].
C08F 220/00 - Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide, or nitrile thereof
C09D 133/00 - Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereofCoating compositions based on derivatives of such polymers
C09J 133/00 - Adhesives based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereofAdhesives based on derivatives of such polymers
Disclosed are a cell culture substrate that can be modified from its cell-inadhesibleness to make it cell-adhesible, by a convenient and low-cost treatment, and particularly, a substrate that allows position-specific culture of one or more kinds of cells. The substrate has on its surface a layer made of a photomodifiable polymer that comprises a monomer, as component (A), represented by Formula (1):
wherein R1 denotes hydrogen or a methyl group, and R2 denotes an alkyl group having 1-22 carbon atoms, respectively, and n denotes an integer of 1-30, and a component (B) having a trialkoxysilyl group, which forms a layer.
The present invention provides a method for producing an isobornyl (meth)acrylate-containing composition, the method including the steps of: obtaining an isobornyl (meth)acrylate-containing reaction mixture by reacting (meth)acrylic acid with camphene, and neutralizing the obtained reaction mixture with a solid base and distilling the resulting neutralized mixture. In the (meth)acrylate-containing composition, purity of the isobornyl(meth)acrylate by gas chromatography is at least 99.5% and unreacted (meth)acrylic acid is not more than 0.02 wt%. This production method provides an unreacted acrylic acid-depleted, high-purity isobornyl (meth)acrylate-containing composition from an isobornyl (meth)acrylate-containing mixture obtained by the reaction of (meth)acrylic acid and camphene.
Disclosed herein is a curable resin composition that is capable of being applied to a surface of a glass substrate to form a cured resin thin film, withstands firing at 230°C to 300°C, inclusive, and can easily be peeled off the substrate without effort. Said composition is a curable resin composition containing a cross-linking agent and a chained polymer comprising an alcoholic secondary or tertiary OH-comprising group or a phenolic OH-comprising group, wherein: (a) the chained polymer comprises a monomer unit represented by formula A1 (where R1a, L1, L2, R2a, R3a, and R4a are as disclosed in the description); and (b) the cross-linking agent is selected from the group consisting of triazine compounds and/or condensates thereof, glycoluril compounds and/or condensates thereof, and imidazolidinone compounds and/or condensates thereof.
A (meth)acrylic conductive material which contains a (meth)acrylic elastomer and a conductive agent, and which is characterized in that: the (meth)acrylic elastomer is obtained by polymerizing a monomer component containing a (meth)acrylic monomer represented by formula (I)
2 represents an alkyl group having 1-10 carbon atoms, which may have a hydroxyl group or a halogen atom, or an alkoxyalkyl group having 2-12 carbon atoms, which may have a hydroxyl group); and the (meth)acrylic elastomer has a weight average molecular weight of 1,200,000 to 10,000,000 and a molecular weight distribution (weight average molecular weight/number average molecular weight) of 1-6.
C08F 20/28 - Esters containing oxygen in addition to the carboxy oxygen containing no aromatic rings in the alcohol moiety
C08L 33/08 - Homopolymers or copolymers of acrylic acid esters
H01B 1/24 - Conductive material dispersed in non-conductive organic material the conductive material comprising carbon-silicon compounds, carbon, or silicon
H01B 1/22 - Conductive material dispersed in non-conductive organic material the conductive material comprising metals or alloys
The present invention provides a protein aggregation inhibitor for use in preventing aggregation of a protein, which contains a terminal sulfanyl group-containing sulfobetaine polymer having a repeat unit derived from a sulfobetaine monomer represented by the formula (II), and a noble metal particle, and in which the terminal sulfanyl group-containing sulfobetaine polymer is chemisorbed on the noble metal particle by the sulfanyl group (the groups in the following formula are as defined in the DESCRIPTION).
NATIONAL UNIVERSITY CORPORATION HOKKAIDO UNIVERSITY (Japan)
OSAKA ORGANIC CHEMICAL INDUSTRY LTD. (Japan)
Inventor
Gong Jian Ping
Kurokawa Takayuki
Sun Tao Lin
Chen Liang
Cui Wei
Saruwatari Yoshiyuki
Abstract
The present invention provides a flexible and tough composite material that includes fibers and a polymer capable of glass transition. The present invention provides a composite material including fibers and a polymer capable of glass transition in which the polymer capable of glass transition may be a homopolymer or a copolymer and may be selected from the group consisting of (meth)acrylic polymers, ethylene polymers, urethane polymers, ether polymers, amide polymers, carbonate polymers, and silicone polymers, and arbitrary combinations thereof.
This photosensitive resin composition for forming a photospacer includes an alkali-soluble resin, and an oligomer having a weight average molecular weight of 1000 or higher. The mass ratio (O/P ratio) of the oligomer (O) to the alkali-soluble resin (P) is 0.4-1.0.
This photosensitive resin composition for forming a photospacer includes: an alkali-soluble resin; and a monomer which has a bisphenol A skeleton indicated by formula (1). The mass ratio (M/P ratio) of the monomer (M) to the alkali-soluble resin (P) is 0.4-0.9. (In the formula, "*" represents a binding site.)
NATIONAL UNIVERSITY CORPORATION HOKKAIDO UNIVERSITY (Japan)
OSAKA ORGANIC CHEMICAL INDUSTRY LTD. (Japan)
Inventor
Gong Jian Ping
Kurokawa Takayuki
Sun Tao Lin
Chen Liang
Cui Wei
Saruwatari Yoshiyuki
Abstract
The purpose of the present invention is to provide a flexible and tough composite. Specifically, there is provided a composite containing a first material and a second material, and satisfying at least one of the conditions below: (i) the fracture stress ratio between the first material and the second material is at least about 50 as measured at a speed of 50 mm/min at about 20°C, and (ii) the elastic modulus (tensile modulus) ratio between the first material and the second material is at least about 100 as measured at a speed of 50 mm/min at about 20°C.
NATIONAL UNIVERSITY CORPORATION HOKKAIDO UNIVERSITY (Japan)
OSAKA ORGANIC CHEMICAL INDUSTRY LTD. (Japan)
Inventor
Gong Jian Ping
Kurokawa Takayuki
Sun Tao Lin
Chen Liang
Cui Wei
Saruwatari Yoshiyuki
Abstract
The present invention pertains to a polymer that has a cleavage-type self-healing function and that is obtained by polymerizing monomer components including a monomer (A) represented by general formula (1) (R1 represents hydrogen or a C1-4 alkyl group, R2 represents an alkyl group, an alkenyl group, a cycloalkyl group, a cycloalkenyl group, a heterocyclic group, an aryl group, or a heteroaryl group, X1 and X2 each independently represent one selected from O, S, NRx, and CRx1Rx2, Rx represents hydrogen, a C1-6 alkyl group, a C1-6 alkoxy group, a C1-6 haloalkyl group, or a C2-6 haloalkenyl group, and n represents 0-20).
The present invention is a polymerization inhibitor to be used to rectify a (meth)acrylic acid ester from a composition containing a (meth)acrylic acid ester obtained by a dehydration esterification reaction or transesterification reaction, wherein the polymerization inhibitor is one or more selected from compounds represented by general formula (1) and compounds represented by general formula (2). The polymerization inhibitor can rectify the (meth)acrylic acid ester from a composition containing a (meth)acrylic acid ester obtained by a dehydration esterification reaction or a transesterification reaction.
The present invention provides a method for producing a polyfunctional acrylate having a reduced tin content, the method including adding an acid to a mixture containing an organic tin compound and a polyfunctional acrylate, and then distilling the mixture containing the acid.
The purpose of the present invention is to provide a method for manufacturing a polymer having a desired strain. Provided is a method for manufacturing a polymer having a desired strain, said method comprising: a step for polymerizing one or more kinds of starting monomers by irradiating with ultraviolet rays having such an illuminance as to generate the desired strain; and, if required, a step for measuring the strain of the polymers thus formed and selecting a polymer having the desired strain. In one embodiment, provided is a method for determining the illuminance of ultraviolet rays for manufacturing a polymer having a desired strain.
C08F 20/00 - Homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide, or nitrile thereof
Disclosed is a photosensitive resin composition which has rapid developability and good curability with respect to active energy rays, and which provides a cured product that exhibits excellent elastic modulus recovery ratio with respect to external forces. This resin composition contains: (A) a polymerizable (meth)acrylic polymer which contains, as constituent elements, a monomer unit (1) that has a branched side chain having 2 to 3 ends which are respectively terminated with radically polymerizable substituents, a monomer unit (2) that has a bifurcated side chain having an end which is terminated with a carboxyl group and another end which is terminated with a radically polymerizable substituent, and optionally a monomer unit (3) that has a side chain having one end which is terminated with a radically polymerizable substituent; (B) a polyfunctional (meth)acrylate monomer; and (C) a photopolymerization initiator.
G03F 7/033 - Non-macromolecular photopolymerisable compounds having carbon-to-carbon double bonds, e.g. ethylenic compounds with binders the binders being polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. vinyl polymers
C08F 290/00 - Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups
Disclosed are: a novel polymer material for organic ferroelectric materials; and an organic ferroelectric material. This polymer material is a polymer for organic ferroelectric materials, namely a (meth)acrylate polymer which contains, as a main monomer unit, one or more (meth)acrylates that contain, in a side chain, a saturated or unsaturated hydrocarbon skeleton that is bonded to an end of an oxycarbonyl group. The hydrocarbon skeleton has at least one hydrogen atom on a carbon atom that is in the β-position relative to the oxycarbonyl group; one or more electron-withdrawing groups selected from the group consisting of a halogen atom, a cyano group, an oxo group and a nitro group are bonded onto the β carbon atom and/or one or more carbon atoms closer to the end than the β carbon atom, thereby substituting the hydrogen atom; and the halogen atom is selected from among a fluorine atom and a chlorine atom.
H01B 3/44 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes vinyl resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes acrylic resins
Disclosed is a substrate for cell culturing use which can be converted from a non-cell-adhesive form to a cell-adhesive form by a simple and inexpensive treatment, particularly a substrate on which one or more types of cells can be cultured in a site-specific manner. The substrate has, on the surface thereof, a photomodifiable polymer which contains a constituent (A) that is a monomer represented by formula (1) [wherein R1 represents a hydrogen atom or a methyl group; R2 represents an alkyl group having 1 to 22 carbon atoms; and n represents an integer of 1 to 30] and a constituent (B) having a trialkoxysilyl group and a layer formed from the photomodifiable polymer.
The present invention is a (meth)acrylic monomer represented by general formula (1) (wherein R1 represents a hydrogen atom or a methyl group; R2 to R4 independently represent -CH3 or -CH2-O-R5, wherein at least one of R2 to R4 represents -CH2-O-R5; R5 represents an alkyl group having 1 to 4 carbon atoms; and Z represents multiple atoms necessary for the formation of an alicyclic hydrocarbon group having 3 to 10 carbon atoms in conjunction with a carbon atom). The (meth)acrylic monomer has a high property of being removed by the action of an acid (i.e., high acid degradability).
Provided are: a conductive film which exhibits excellent flexibility and stretchability over a wide range of electrical resistance change ratio; a (meth)acrylic conductive material which is able to be used as a starting material for this conductive film and has excellent workability and formability; a method for producing this (meth)acrylic conductive material; and an actuator which uses this conductive film. A (meth)acrylic conductive material which contains a (meth)acrylic elastomer and a conductive agent, and which is characterized in that: the (meth)acrylic elastomer is obtained by polymerizing a monomer component containing a (meth)acrylic monomer represented by formula (I) (wherein R1 represents a hydrogen atom or a methyl group; and R2 represents an alkyl group having 1-10 carbon atoms, which may have a hydroxyl group or a halogen atom, or an alkoxyalkyl group having 2-12 carbon atoms, which may have a hydroxyl group); and the (meth)acrylic elastomer has a weight average molecular weight of 1,200,000 to 10,000,000 and a molecular weight distribution (weight average molecular weight/number average molecular weight) of 1-6.
Disclosed is a curable resin composition which can be applied to the surface of a glass substrate to form a cured resin thin film that can withstand firing at 230°C and can be easily peeled off from the substrate without difficulty. The composition is a curable resin composition comprising a crosslinking agent and a chain polymer having a side chain having an alcoholic secondary or tertiary hydroxy group, wherein (a) the side chain, which contains 3-30 carbon atoms, comprises at least one saturated or unsaturated hydrocarbon group or comprises the at least one saturated or unsaturated hydrocarbon group while further comprising at least one aromatic group, and may contain a bond which connects carbon atoms with each other, the bond being selected from the group consisting of -COO-, -O-, and -CO-, and (b) the crosslinking agent is selected from the group consisting of a triazine-based compound and/or a condensate thereof, a glycoluril-based compound and/or a condensate thereof, and an imidazolidinone-based compound and/or a condensate thereof.
C09D 5/20 - Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects producedFilling pastes for coatings strippable as coherent films, e.g. temporary coatings strippable as coherent films
C09D 201/06 - Coating compositions based on unspecified macromolecular compounds characterised by the presence of specified groups containing oxygen atoms
71.
CURABLE RESIN COMPOSITION FOR FORMING EASILY STRIPPABLE FILM, AND PROCESS FOR PRODUCING SAME
Disclosed is a curable resin composition which can be applied to a surface of a glass substrate to form a thin cured-resin film, which withstands 230°C burning and can be then easily stripped from the substrate. The curable resin composition comprises a crosslinking agent and a chain polymer which includes a side chain having an alcoholic secondary or tertiary hydroxyl group, wherein (a) the side chain contains 3-30 carbon atoms, contains at least one (un)saturated hydrocarbon group and optionally further contains at least one aromatic group, and can contain a bond selected from the group consisting of -COO-, -O-, and -CO-, the bond linking carbon atoms to each other, and (b) the crosslinking agent is selected from between a triazine-based crosslinking agent and a glycoluril-based crosslinking agent.
C09D 5/20 - Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects producedFilling pastes for coatings strippable as coherent films, e.g. temporary coatings strippable as coherent films
C09D 201/06 - Coating compositions based on unspecified macromolecular compounds characterised by the presence of specified groups containing oxygen atoms
A61K 8/00 - Cosmetics or similar toiletry preparations
A61K 8/81 - Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
A61Q 1/02 - Preparations containing skin colorants, e.g. pigments
The present invention provides a cyclohexyl (meth)acrylate composition having high curing sensitivity by UV rays, and a UV-curable ink jet ink, a UV-curable pressure-sensitive adhesive, or a UV-curable adhesive containing the cyclohexyl (meth)acrylate composition. This cyclohexyl (meth)acrylate composition is characterized by having cyclohexyl (meth)acrylate represented by general formula (1) as the main ingredient and by the content of cyclohexanol represented by general formula (2) that is a raw material of the cyclohexyl (meth)acrylate being 0.8 mol% or less. (In the formula, R1 is hydrogen or a methyl group, R2-R11 each independently are hydrogen or a C1-4 alkyl group.)
JAPAN ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY (Japan)
Inventor
Matsumura, Kazuaki
Robin, Rajan
Taniyama, Yoko
Saruwatari, Yoshiyuki
Abstract
The present invention provides a protein aggregation inhibitor which can be used for inhibiting the aggregation of a protein, said protein comprising a terminal-sulfanyl-group-containing sulfobetaine polymer having a repeating unit derived from a sulfobetaine monomer represented by formula (II) and noble metal particles, wherein the terminal-sulfanyl-group-containing sulfobetaine polymer is chemically adsorbed onto each of the noble metal particles through a sulfanyl group (the groups in the formula shown below are as defined in the description).
Provided are a film-forming material excellent in terms of in-plane zero-anchoring property and voltage retention, a liquid-crystal cell including a film formed from the film-forming material, and an alignment film formed from the film-forming material. The material for forming a film is characterized by comprising a silicon-atom-containing polymer having a (meth)acrylate unit represented by formula (I) and a silicon-atom-containing (meth)acrylate unit represented by formula (II). (In formula (I), R1 represents a hydrogen atom or a methyl group and R2 represents a C6-24 alkyl group.) (In formula (II), R1 is as defined above, R3 represents a C3-8 alkylene group, and R4's each independently represent a C1-4 alkyl group.)
C09D 133/06 - Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
C09D 143/04 - Homopolymers or copolymers of monomers containing silicon
G02F 1/1337 - Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
JAPAN ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY (Japan)
Inventor
Matsumura, Kazuaki
Robin, Rajan
Taniyama, Yoko
Saruwatari, Yoshiyuki
Abstract
Provided is a protein aggregation inhibitor to be used for inhibiting aggregation of protein, said protein aggregation inhibitor being characterized by comprising: a sulfobetaine polymer obtained by polymerizing a monomer component containing a sulfobetaine monomer; and a crosslinked polymer obtained by polymerizing a polymerizable polymer component containing the aforesaid sulfobetaine monomer and a crosslinkable monomer.
JAPAN ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY (Japan)
Inventor
Matsumura, Kazuaki
Robin Rajan
Furukawa Tsuyoshi
Maehara Kentaro
Saruwatari Yoshiyuki
Abstract
The present invention provides a protein aggregation inhibitor which can suppress protein aggregation, even if the protein is heated, and can suppress decreases in protein activity, even if the protein is further heated, the protein aggregation inhibitor characterized by comprising a sulfobetaine polymer resulting from polymerizing a monomer component comprising a sulfobetaine monomer represented by formula (I). (In the formula, R1 represents a hydrogen atom or a methyl group, R2 represents an alkylene group having 1 to 4 carbon atoms, R3 represents an alkyl group having 1 to 4 carbon atoms, R4 represents an alkylene group having 1 to 4 carbon atoms, and X represents an -NH- group or an -O- group.)
Provided are a clear coating composition which is used for top coats, the composition containing a crosslinking agent and a functional group-containing (meth)acrylate polymer formed by polymerization of a monomer component that includes an aromatic ring-containing (meth)acrylate and a functional group-containing monomer. Also provided is a clear coat composition which is used for top coats, the composition containing a crosslinking agent and a functional group-containing (meth)acrylate polymer formed by polymerization of a monomer component that includes a functional group-containing monomer and a fluorine atom-containing monomer. This clear coat composition has low colorability, has a high refractive index without the use of a filler, provides excellent glossy even when a filler is used, and can be applied to a thick film.
C09D 133/06 - Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
A water-/oil-repellent agent characterized by containing as an active ingredient a polymer obtained by polymerizing a fluorine atom-containing monomer represented by formula (I) (in the formula, R1 is a hydrogen atom or methyl group, R2 is a hydrogen atom or fluorine atom, m is an integer of 0-4, and n is an integer of 1-12), a betaine monomer represented by formula (II) (in the formula, R3 is a hydrogen atom or methyl group, R4 and R5 are independently a hydrogen atom or C1-4 alkyl group, p is an integer of 1-4, and q is an integer of 1-4), and a monomer component containing an alkyl (meth)acrylate, the alkyl groups of which having 1-22 carbon atoms.
C09K 3/18 - Materials not provided for elsewhere for application to surface to minimize adherence of ice, mist or water theretoThawing or antifreeze materials for application to surfaces
A cosmetic is characterized by containing a polymer which is produced by polymerizing a fluorine atom-containing monomer represented by formula (I) (wherein R1 represents a hydrogen atom or a methyl group; R2 represents a hydrogen atom or a fluorine atom; m represents an integer of 0 or 1 to 4; and n represents an integer of 1 to 12), (B) a betaine monomer represented by formula (II) (wherein R3 represents a hydrogen atom or a methyl group; R4 and R5 independently represent a hydrogen atom or an alkyl group having 1 to 4 carbon atoms; p represents an integer of 1 to 4; and q represents an integer of 1 to 4) and (C) a monomer component containing an alkyl (meth)acrylate represented by formula (III) (wherein R6 represents a hydrogen atom or a methyl group; and R7 represents an alkyl group having 8 to 22 carbon atoms) with one another.
A61K 8/81 - Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
Provided are: a photosensitive composition which exhibits sufficient adhesion to a base even in cases where film formation on the base is carried out at low temperatures; and a cured film of the photosensitive composition. A photosensitive composition according to the present invention contains (A) an acrylic resin, (B) a silane coupling agent and (C) a photopolymerizable compound. The silane coupling agent (B) is a silane compound that is a reaction product of a silicon compound represented by general formula (1) and having an isocyanate group and a silicon compound represented by general formula (2).
C08K 5/5455 - Silicon-containing compounds containing nitrogen containing at least one group
C08L 63/00 - Compositions of epoxy resinsCompositions of derivatives of epoxy resins
G03F 7/033 - Non-macromolecular photopolymerisable compounds having carbon-to-carbon double bonds, e.g. ethylenic compounds with binders the binders being polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. vinyl polymers
A hydrophilic coating agent for use in the formation of a coating film that can keep hydrophilicity, an anti-fogging property and an anti-fogging effect thereof and has water resistance, the coating agent including an alkoxysilyl-group-containing compound, a film which has an anti-fogging property and can be produced by shaping the hydrophilic coating agent into a film-like form; and a product which has an anti-fogging layer formed on the surface thereof, wherein the anti-fogging layer is formed from the hydrophilic coating agent.
C09D 133/14 - Homopolymers or copolymers of esters of esters containing halogen, nitrogen, sulfur or oxygen atoms in addition to the carboxy oxygen
C09D 201/10 - Coating compositions based on unspecified macromolecular compounds characterised by the presence of specified groups containing hydrolysable silane groups
C09D 143/04 - Homopolymers or copolymers of monomers containing silicon
C08F 230/02 - Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and containing phosphorus, selenium, tellurium or a metal containing phosphorus
C08F 230/08 - Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and containing phosphorus, selenium, tellurium or a metal containing a metal containing silicon
Provided is a clear coat composition which is used for top coats, the composition comprising a crosslinking agent and a functional group-containing (meth)acrylate polymer formed by polymerization of a monomer component that includes an aromatic ring-containing (meth)acrylate and a functional group-containing monomer. Also provided is a clear coat composition which is used for top coats, the composition comprising a crosslinking agent and a functional group-containing (meth)acrylate polymer formed by polymerization of a monomer component that includes a functional group-containing monomer and a fluorine atom-containing monomer. This clear coat composition has low colorability, has a high refractive index without the use of a filler, provides excellent gloss even when a filler is used, and can be applied to a thick film.
An aqueous gel that is prepared by gelling a polymer components, the polymer components containing polymer A, which is obtained by polymerizing a monomer component containing a betaine monomer represented by the formula (I):
5 represents an alkylene group, and a polymer B, which is obtained by polymerizing a monomer component containing an acidic monomer represented by the formula (II):
6 represents an optionally neutralized sulfonate group, an optionally neutralized phosphate group, or an alkyl, aryl, aralkyl, carboxyl or amino group carrying an optionally neutralized sulfonate group or an optionally neutralized phosphate group.
C09D 135/02 - Homopolymers or copolymers of esters
A61K 8/81 - Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
C08F 265/10 - Macromolecular compounds obtained by polymerising monomers on to polymers of unsaturated monocarboxylic acids or derivatives thereof as defined in group on to polymers of amides or imides
C09D 133/26 - Homopolymers or copolymers of acrylamide or methacrylamide
C09D 143/02 - Homopolymers or copolymers of monomers containing phosphorus
A61K 9/00 - Medicinal preparations characterised by special physical form
C09D 151/00 - Coating compositions based on graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bondsCoating compositions based on derivatives of such polymers
A61K 47/32 - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. carbomers
C12M 1/12 - Apparatus for enzymology or microbiology with sterilisation, filtration, or dialysis means
A process for preparing 4-hydroxybutyl acrylate by transesterifying an alkyl acrylate with 1,4-butanediol in the presence of a dialkyltin oxide such that each of the alkyl groups has 4 to 8 carbon atoms, characterized in that the amount of the dialkyltin oxide is adjusted to 0.00001 to 0.01 moles per one mole of the alkyl acrylate.
C07C 67/40 - Preparation of carboxylic acid esters by oxidation of groups which are precursors for the acid moiety of the ester by oxidation of primary alcohols
C07C 67/03 - Preparation of carboxylic acid esters by reacting an ester group with a hydroxy group
A (meth)acrylate production system having a reactor (A1) provided with a distillation column (2) and a distillation apparatus (B3) provided with a distillation column (4). A condenser (6) is provided at the top of the distillation column (2). The condenser (6) and a switching apparatus (7) are connected via a pipe (5b), the switching apparatus (7) and the top of the distillation column (2) are connected via a pipe (5c), the switching apparatus (7) and a liquid separation apparatus (8) are connected via a pipe (5d), the top of the liquid separation apparatus (8) and the distillation column (2) are connected via a pipe (5e), the bottom of the liquid separation apparatus (8) and the distillation apparatus (B3) are connected via a pipe (5f), the top of the distillation column (4) is connected with a condenser (9) via a pipe (10a), the condenser (9) and a switching apparatus (11) are connected via a pipe (10b), the switching apparatus (11) and the top of the distillation column (4) are connected via a pipe (10c), the switching apparatus (11) and a recovery unit (12) are connected via a pipe (10d), and the bottom of the distillation apparatus (B3) is connected to the pipe (5d) between the switching apparatus (7) and the liquid separation apparatus (8) via a pipe (10e).
Provided is a composition containing, as an alkane polyol, a C4-18 1,2-alkane polyol in which the degradation over time of the C4-18 1,2-alkane polyol, which has inferior chemical stability and degrades easily, is suppressed, the composition being suitable for use in a cosmetic, an inkjet ink, a fiber, or a coating material such as a paint. A composition containing 1,2-alkane polyol that can be used in a cosmetic, an inkjet ink, a fiber raw material or a coating material, the alkane polyol being a C4-18 1,2-alkane polyol, and the composition containing a radical capture agent.
The present invention provides an adhesion-improving agent which has an adhesion-improving property and is stable. The adhesion improving agent is characterized by comprising a silane compound which is a reaction product of an isocyanate-containing silicon compound represented by general formula (1) with a silicon compound represented by general formula (2). The present invention also provides a novel silane compound represented by general formula (3') or (4').
A hydrophilic coating agent for use in the formation of a coating film that can keep hydrophilicity, an anti-fogging property and an anti-fogging effect thereof and has water resistance, said coating agent comprising an alkoxysilyl-group-containing polymer which is produced by polymerizing a betaine monomer and a monomer component containing an alkoxysilyl-group-containing compound; a film which has an anti-fogging property and can be produced by shaping the hydrophilic coating agent into a film-like form; and a product which has an anti-fogging layer formed on the surface thereof, wherein the anti-fogging layer is formed from the hydrophilic coating agent.
C09D 201/10 - Coating compositions based on unspecified macromolecular compounds characterised by the presence of specified groups containing hydrolysable silane groups
NATIONAL UNIVERSITY CORPORATION HOKKAIDO UNIVERSITY (Japan)
OSAKA ORGANIC CHEMICAL INDUSTRY LTD. (Japan)
Inventor
Gong Jian Ping
Kurokawa Takayuki
Yin Haiyan
Akasaki Taigo
Saruwatari Yoshiyuki
Abstract
An aqueous gel that is prepared by gelling polymer components, said polymer components comprising polymer A, which is obtained by polymerizing a monomer component containing a betaine monomer represented by formula (I) [wherein: R1 represents a hydrogen atom or an alkyl group; R2 represents an alkylene, arylene, aralkylene, -COO- or -CONH- group; R3 and R4 represent an alkyl group; and R5 represents an alkylene group], and polymer (B), which is obtained by polymerizing a monomer component containing an acidic monomer represented by formula (II) [wherein: R1 represents a hydrogen atom or an alkyl group; and R6 represents an optionally neutralized sulfonate group, an optionally neutralized phosphate group, or an alkyl, aryl, aralkyl, carboxyl or amino group carrying an optionally neutralized sulfonate group or an optionally neutralized phosphate group].
C08F 265/04 - Macromolecular compounds obtained by polymerising monomers on to polymers of unsaturated monocarboxylic acids or derivatives thereof as defined in group on to polymers of esters
A61K 8/81 - Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
C08F 265/10 - Macromolecular compounds obtained by polymerising monomers on to polymers of unsaturated monocarboxylic acids or derivatives thereof as defined in group on to polymers of amides or imides
C08L 33/14 - Homopolymers or copolymers of esters of esters containing halogen, nitrogen, sulfur, or oxygen atoms in addition to the carboxy oxygen
C08L 33/24 - Homopolymers or copolymers of amides or imides
C09D 139/00 - Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a single or double bond to nitrogen or by a heterocyclic ring containing nitrogenCoating compositions based on derivatives of such polymers
C09D 201/00 - Coating compositions based on unspecified macromolecular compounds
C07C 233/09 - Carboxylic acid amides having carbon atoms of carboxamide groups bound to hydrogen atoms or to acyclic carbon atoms having nitrogen atoms of carboxamide groups bound to hydrogen atoms or to carbon atoms of unsubstituted hydrocarbon radicals with carbon atoms of carboxamide groups bound to carbon atoms of an acyclic unsaturated carbon skeleton
C12M 3/00 - Tissue, human, animal or plant cell, or virus culture apparatus
C12N 5/071 - Vertebrate cells or tissues, e.g. human cells or tissues
KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATION (Japan)
OSAKA ORGANIC CHEMICAL INDUSTRY LTD. (Japan)
Inventor
Kikuchi, Hirotsugu
Higuchi, Hiroki
Takeuchi, Yuma
Okumura, Yasushi
Matsumoto, Junichi
Matsuyama, Takanori
Kouda, Mitsuhiro
Abstract
The present invention provides a monomer/liquid crystal mixture that is ideal for industrial production in that the blue-phase temperature range prior to photopolymerization is expanded without using a special low-molecular-weight liquid crystalline polymer; also provided is a polymer/liquid crystal composite with which a liquid crystal display element having excellent contrast is obtained. The present invention is characterized in that a compound having a novel refraction-type molecular structure represented by general formula (1) is used.
C08F 20/30 - Esters containing oxygen in addition to the carboxy oxygen containing aromatic rings in the alcohol moiety
C07C 69/92 - Esters of carboxylic acids having an esterified carboxyl group bound to a carbon atom of a six-membered aromatic ring of monocyclic hydroxy carboxylic acids, the hydroxy groups and the carboxyl groups of which are bound to carbon atoms of a six-membered aromatic ring with etherified hydroxyl groups
C09K 19/54 - Additives having no specific mesophase
G02F 1/13 - Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulatingNon-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
A process for preparing 4-hydroxybutyl acrylate by transesterifying an alkyl acrylate with 1,4-butanediol in the presence of a dialkyltin oxide such that each of the alkyl groups has 4 to 18 carbon atoms, characterized in that the amount of the dialkyltin oxide is adjusted to 0.00001 to 0.01mol per mol of the alkyl acrylate.
A resin composition which contains (A) a copolymer that contains a specific (meth)acrylate unit and a specific glycidyl (meth)acrylate unit, (B) a curing agent, (C) a curing accelerator and (D) a white pigment; a cured product of the resin composition; and a reflective material for optical semiconductors, which uses the cured product.
A method for manufacturing 5-oxo-4-oxa-5-homoadmantane-2-ol expressed by the formula (I) by reacting 5-oxo-4-oxa-5-homoadmantane expressed by the formula (A) with hydrogen peroxide in the presence of sulfuric acid.
The present invention provides a method for producing an adamantyl (meth)acrylate, wherein a carboxylic acid ester compound is added into a reaction mixture that is obtained by the reaction of 1-adamantane carboxylic acid ester or 2-adamantanone with an organic metal compound, and then the resulting mixture is reacted with a (meth)acrylic acid anhydride. An adamantyl (meth)acrylate, which is suitable as a monomer for photoresist resins, is efficiently produced by this method.
C07C 67/08 - Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides with the hydroxy or O-metal group of organic compounds
A method for manufacturing a cell culture substrate obtained by forming a coating layer of a polymer on the surface of a substrate, wherein the polymer is formed by polymerizing a monomer component containing a nitrogen atom-containing monomer represented by formula (I):
5 is an alkylene group having 1 to 4 carbon atoms, and Y is oxygen atom or —NH— group, includes irradiating the polymer with ion beam at a predetermined position of the coating layer of the polymer, to remove the coating layer of the polymer irradiated with the ion beam.
To provide an antifogging plastic lens exhibiting excellent anti-fog performance, which has excellent water resistance so that separation from a plastic lens does not easily occur even in cases where the antifogging plastic lens is in contact with water. [Solution] An antifogging plastic lens which is obtained by forming a coating film that is formed of an antifogging agent on the surface of a plastic lens. This antifogging plastic lens is characterized in that the coating film is formed of an antifogging agent that contains a (meth)acrylic polymer having a repeating unit represented by formula (I) (wherein R1 represents a hydrogen atom or a methyl group, and R2 represents a hydrophilic group) and having an alkoxysilyl group represented by formula (II) (wherein each of R3, R4 and R5 independently represents an alkyl group having 1-4 carbon atoms or an alkoxy group having 1-4 carbon atoms, with at least one of R3, R4 or R5 being an alkoxy group having 1-4 carbon atoms; and R6 represents an alkylene group having 1-12 carbon atoms) at at least one end.
C09K 3/18 - Materials not provided for elsewhere for application to surface to minimize adherence of ice, mist or water theretoThawing or antifreeze materials for application to surfaces
Provided according to the present invention are an adamantyl (meth)acrylate represented by formula (1), having a formazin standard turbidity of less than 1.7 NTU (Nephelometric Turbidity Unit) in methylethylketone or tetrahydrofuran, and also a (meth)acrylic copolymer comprising the adamantyl (meth)acrylate as a repeating unit:
(in the formula, R1 represents hydrogen or a methyl group; R2 through R4 each independently represent a hydrogen atom, a hydroxyl group, an alkyl group having a carbon number of 1 to 3, an aryl group, an alkoxy group, an aryloxy group, a halogen group, an alkyl halide group, or a hydroxyalkyl group; and n1 represents 0 or 1).
C07C 67/48 - SeparationPurificationStabilisationUse of additives
C07C 67/08 - Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides with the hydroxy or O-metal group of organic compounds
G03F 7/039 - Macromolecular compounds which are photodegradable, e.g. positive electron resists
