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7612156 |
Polymers of bromostyrenes having controlled molecular weight
A controlled molecular weight polymer of styrene is provided having bromine substituted thereon. Control of molecular weight is achieved by the use of alpha-methyl styrene dimer as a chain transfer...
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7601789 |
Fluorescent monomers and tagged treatment polymers containing same for use in industrial water systems
Fluorescent monomers are described and claimed which are synthesized by reacting a substituted or non-substituted naphthalic anhydride with an amine and with a moiety containing a polymerizable...
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7534549 |
Photoresist polymer, and photoresist composition
A photoresist polymer comprising a fluorine component, a photoresist composition containing the photoresist polymer and an organic solvent to reduce surface tension, and a method for manufacturing...
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7498395 |
Polymer composition
A method of preparing a (meth)acrylate functionalized polymer comprising the steps of mixing together a monofunctional vinylic monomer with from 0.3-100% w/w (based on monofunctional monomer) of a...
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7468235 |
Barrier coating compositions containing fluorine and methods of forming photoresist patterns using such compositions
Provided are a barrier coating composition and a method of forming photoresist pattern by an immersion photolithography process using the same. The barrier coating composition includes a polymer...
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7456249 |
Catalyst, its preparation and the polymerization of cyclic ethers over this catalyst
The present invention relates to a solid, acid catalyst for the preparation of polytetrahydrofuran, polytetrahydrofuran copolymers, diesters or monoesters of these polymers by polymerization of...
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7449513 |
Alkenyl ether compound, polymer compound, composition using them, and image formation method and apparatus
A polymer compound is provided which is suitable to improve the dispersibility of coloring materials or solids in an ink or toner composition and which has a repeating unit represented by the...
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7423102 |
Star polymer
The present invention provides a star polymer which comprises a central core and three or more branches bonded to the central core, and has a weight average molecular weight of from 1,000 to...
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7396886 |
Process for making copolymers of maleic anhydride and alkyl vinyl ether of high specific viscosity
A process for making high specific viscosity copolymers of maleic anhydride and an alkyl vinyl either having as specific viscosity of at least 7, preferably 10-50, are made by copolymerizing maleic...
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7393468 |
Adhesive with differential optical properties and its application for substrate processing
An adhesive adapted with particular optical properties, and its use to couple a substrate to a substrate holder during substrate processing are disclosed. After processing the substrate, the...
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7384730 |
Top coating composition for photoresist and method of forming photoresist pattern using same
Top coating compositions capable of being used in immersion lithography, and methods of forming photoresist patterns using the same, are provided. The top coating composition includes: a polymer, a...
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7339014 |
(Meth)acrylate, raw material alcohol for the (meth)acrylate, method of producing the (meth)acrylate and the alcohol, polymer produced by polymerizing the (meth)acrylate, chemically amplified resist composition, and method of the formation of a pattern
A (meth)acrylate represented by the following formula (1):
wherein each of R 1 , R 2 , R 3 and R 4 represents a hydrogen atom, a methyl group or an ethyl group; either one of X 1 or X 2...
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7285370 |
Light absorbent agent polymer useful for organic anti-reflective coating, its preparation method and organic anti-reflective coating composition comprising the same
Disclosed are a light absorbent agent polymer for organic anti-reflective coating which can prevent diffused light reflection of bottom film layer or substrate and reduce standing waves caused by a...
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7265192 |
Breathable elastomeric article
The present invention is directed to breathable elastomeric articles. The articles of the present invention may allow the transmission of water vapor while still providing an effective barrier to...
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7265191 |
Multi-functional admixtures for hydraulic cement compositions
A multi-functional admixture for simultaneously providing specified characteristics to hydraulic cement compositions such as concrete contains one or more of specified reaction mixtures obtained by...
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7202319 |
Water-soluble copolymers based on olefinic sulfonic acids, method for the production thereof and use of the same
Water-soluble copolymers based on olefinic sulfonic acids, olefinic dicarboxylic acids, vinyl amides and vinyl ethers and/or allyl ethers and/or bisacryl derivatives are described as well as...
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7112633 |
Preparation of a compound containing cyclic and linear carbonate groups
The invention relates to a process for the preparation of compound(s) comprising at least one acrylate or methacrylate group, at least one linear carbonate group and at least one 5-membered cyclic...
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7105602 |
Processing aid for thermoplastic resin and thermoplastic resin composition containing the same
The present invention provides a processing aid for thermoplastic resin having a weight average molecular weight of 10,000 to 300,000, which is obtained by polymerizing an alkyl (meth)acrylate, or...
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7105268 |
Polymer for photoresist and resin compositions therefor
A polymeric compound for photoresist of the invention includes at least one monomer unit represented by following Formula (I):
wherein R 1 , R 2 , R 3 , R 4 and R 5 are the same or different...
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7101630 |
Diarylamino group-containing copolymer, organic electroluminescent device, and method of producing hole transport layer for organic electroluminescent device
An organic electroluminescent device is provided which has a high degree of adhesion between an anode and a hole transport layer, the device emitting light of high luminance even when driven by low...
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7098258 |
Heat-curable resin composition and use thereof
The heat-curable resin composition of the present invention comprises an epoxy-containing resin and a curing agent, wherein the curing agent is cyclohexanetricarboxylic acid and/or an anhydride...
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7084227 |
Photosensitive polymer and chemically amplified photoresist composition containing the same
The photosensitive polymer includes a first monomer which is norbornene ester having C 1 to C 12 aliphatic alcohol as a substituent, and a second monomer which is maleic anhydride. A chemically...
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7045267 |
Resist composition comprising photosensitive polymer having lactone in its backbone
This invention is directed to a coating composition used for original equipment manufacturing or refinishing uses in the automotive industry, which coating composition utilizes an acrylic polymer...
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7041752 |
Catalyst and method for the production of polytetrahydrofuran
Polytetrahydrofuran, polytetrahydrofuran copolymers, diesters or monoesters of these polymers are prepared by polymerization of tetrahydrofuran in the presence of at least one telogen and/or...
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7037993 |
Norbornene-based ring-opening polymerization polymer, product of hydrogenation of norbornene-based ring-opening polymerization polymer, and processes for producing these
A norbornene ring-opened polymer which in the molecule has repeating units represented by the formula (1):
wherein R 1 represents Q, R 2 represents Q or C(═O)R 5 , R 3 represents Q or...
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7022458 |
Photoresist polymer and photoresist composition containing the same
Photoresist polymers and photoresist compositions are disclosed. A photoresist polymer represented by Formula 1 and a photoresist composition containing the same have excellent etching resistance,...
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7009011 |
Copolymers of maleic anhydride by stable free redical polymerization
A stable free radical process for preparing a polymer having acid anhydride functionality includes heating a mixture comprised of a stable free radical agent, maleic anhydride or derivative...
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6987155 |
Polymers for photoresist and photoresist compositions using the same
The present invention relates to photoresist monomers, polymers formed therefrom and photoresist compositions suitable for photolithography processes employing a DUV light source, such as KrF (249...
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6969750 |
Water absorbent material and absorbent article using same
The water absorbent material of the present invention is composed of a copolymer of an anhydropolyamino acid having at least one ethylenically unsaturated double bond in a molecule, a water-soluble...
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6969749 |
Azlactone initiators for atom transfer radical polymerization
Initiators for atom transfer radical polymerizations are described. The initiators have an azlactone or ring-opened azlactone moiety to provide telechelic (co)polymers.
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6956090 |
Method for obtaining water-soluble polymers, resulting polymers and uses thereof
A method of obtaining homopolymers and/or copolymers in aqueous solution by the use of phosphorous acid and/or its salts or sodium hypophosphite and by neutralization during the polymerisation of...
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6951911 |
Cross-linked polymer and process for producing the same, absorptive structure and absorptive article
A crosslinked polymer (A) which comprises, as essential structural units, units derived from (a) one or more vinyl monomers selected from the group consisting of water-soluble vinyl monomers and/or...
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6946233 |
Polymer, resist material and patterning method
Provided are a resist material having markedly high resolution and etching resistance of a practically usable level, and being useful for fine microfabrication; a patterning method using the resist...
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6936402 |
MONOMERS CONTAINING AN OXEPAN-2-ONE GROUP, PHOTORESIST COMPOSITIONS COMPRISING POLYMERS PREPARED FROM THE MONOMERS, METHODS FOR PREPARING THE COMPOSITIONS, AND METHODS FOR FORMING PHOTORESIST PATTERNS USING THE COMPOSITIONS
Disclosed herein is a novel norbornene, acrylate or methacrylate monomer as a photoresist monomer containing an oxepan-2-one group. Further disclosed are photoresist compositions comprising a...
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6930139 |
Anti-explosive fertilizer coatings
Coatings for agricultural grade fertilizer particles and industrial grade ammonium nitrate are provided which when applied to particles form a protective film which acts as a barrier to inhibit or...
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6887961 |
Absorbent binder composition and method of making it
An absorbent binder composition is provided which is capable of crosslinking after application to a substrate, in the absence of radiation, at a temperature of about 120° C. or less. The absorbent...
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6884566 |
Copolymer, photoresist composition, and process for forming resist pattern with high aspect ratio
A novel copolymer includes a repeating unit (B) derived from an unsaturated carboxylic anhydride, a repeating unit (C) represented by Formula (II), and a repeating unit (D) represented by Formula...
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6881803 |
Method for producing copolymer of alkylvinyl ether and maleic anhydride, and copolymer of alkylvinyl ether and meleic anhydride
In the first aspect of the present invention, there is disclosed a method for producing a copolymer of an alkyl vinyl ether and maleic anhydride which comprises removing an organic solvent used in...
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6870014 |
Catalyst and method for producing polytetrahydrofurane
The invention relates to a catalyst which contains a catalytically active quantity of at least one oxygen-containing molybdenum and/or wolfram compound on an oxidic support material and which has...
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6858678 |
Continuous bulk polymerization and esterification process and compositions including the polymeric product
A continuous bulk polymerization and esterification process includes continuously charging into a reaction zone at least one ethylenically unsaturated acid-functional monomer and at least one...
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6849702 |
Polymer matrix material
The polymer matrix material includes a polymerization product of one or more monomers selected from the group of water-soluble, ethylenically-unsaturated acids and acid derivatives, and a...
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6849382 |
Photosensitive polymer containing silicon and a resist composition using the same
A photosensitive polymer including silicon and a resist composition using the same are disclosed. The photosensitive polymer has the following formula 1.
In formula 1, R 1 of the first...
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6849376 |
Polymers and photoresist compositions comprising same
The invention includes polymers that contain a polymers of the invention contain one or more 1) carbonate units and/or 2) a lactone provided by a monomer having a ring oxygen adjacent to the...
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6835529 |
Polymer having butadiene sulfone repeating unit and resist composition comprising the same
A polymer having a repeating unit comprising a copolymer of butadiene sulfone and maleic anhydride, and a chemically amplified resist composition comprising the polymer. The resist composition...
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6835524 |
Polymers, chemical amplification resist compositions and patterning process
Polymers comprising recurring units of an acrylic derivative of fluorinated backbone represented by formula (1) are novel. R 1 , R 2 and R 3 are independently H, F, C 1-20 alkyl or...
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6833230 |
Photosensitive polymers containing adamantylalkyl vinyl ether, and resist compositions including the same
A photosensitive polymer includes a copolymer containing adamantylalkyl vinyl ether, and a resist composition includes the photosensitive polymer. For example, the photosensitive polymer may...
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6818039 |
Anionic polymers composed of dicarboxylic acids and uses thereof
Biodegradable anionic polymers are disclosed which include recurring polymeric subunits preferably made up of dicarboxylic monomers such as maleic anhydride, itaconic anhydride or citraconic...
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6806335 |
PolymEric compound and resin composition for photoresist
A photoresist polymeric compound includes a monomer unit represented by following Formula (I): The polymeric compound may further include at least one of monomer units represented by Formulae...
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6803434 |
Process for producing anhydride-containing polymers for radiation sensitive compositions
A synthetic process comprising the following steps: providing a reaction mixture comprising: an ethylenically unsaturated anhydride monomer, at least one ethylenically unsaturated non-anhydride...
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6803168 |
Composition for anti-reflective coating or radiation absorbing coating and compounds used in the composition
A composition for an anti-reflective coating or a radiation absorbing coating which can form an anti-reflective coating or a radiation absorbing coating having high absorption to exposed radiation...
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