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7579420 |
Hyperbranched maleic anhydride-diene polymers
A hyperbranched polymer having pendent olefinic groups and comprising polymer units derived from one or more terminally-unsaturated, acyclic aliphatic diene and polymer units derived from maleic...
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7579403 |
Stain resist comprising hyperbranched maleic anhydride-diene polymers
Stain resistant composition comprises a hyperbranched polymer having pendent olefinic groups and comprising polymer units derived from one or more terminally-unsaturated, acyclic aliphatic diene...
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7547753 |
Copolymers for avoiding deposits in water supply systems, production and use thereof
The invention relates to copolymers made from monoethylenically unsaturated monomers with acid groups and a further hydrophobic monomer component for the prevention of inorganic and organic...
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7312291 |
Concrete admixture additive
A new family of concrete admixture additives can be derived from reacting a mixture of olefins/cyclic olefins-maleic anhydride copolymers and methoxy polyethylene glycol amines and/or polyethylene...
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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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7071275 |
Polyisobutene and polyisobutene derivatives for use in lubricant compositions
The invention describes polyisobutenyl derivatives of succinic acid obtainable by: i) reacting a polyisobutene which has a reactive end group content of at least 80% and whose molecular weight...
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7067599 |
Fuel oil additives and compositions
A copolymer comprising units derivable from (A) one or more olefins of defined chain length; and (B) one or more ethylenically unsaturated compounds different from (A). The copolymers are useful as...
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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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6906011 |
Polymeric dispersants prepared from copolymers of low molecular weight polyisobutene and unsaturated acidic reagent
This invention is directed to a new low molecular weight copolymer (The PIB/UAR copolymer) that may be prepared by reacting a low molecular weight polyisobutene (PIB) having less than about 32...
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6866984 |
ArF photoresist copolymers
A photoresist copolymer is prepared from one or more carboxy-substituted bicycloalkene monomers, and this copolymer is used to prepare a photoresist for submicrolithography processes employing deep...
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6767980 |
Reactive diluent and curable resin composition
The present invention provides a reactive diluent composition which overcomes drawbacks of both the radical-cure and the cationic-cure reactive diluents and can be applied in a broad variety of...
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6756460 |
Water-soluble copolymer and its production process and use
The present invention provides: a novel water-soluble copolymer which is excellent in performance for uses, such as detergent builders, pigment dispersants, and scale inhibitors. In addition, the...
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6723813 |
Method of preparing an acrylic copolymer having an acid anhydride group
The present invention is a method of preparing an acrylic copolymer having an acid anhydride group with a number average molecular weight of 1,500-5,000 comprising; polymerizing a monomer mixture...
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6692725 |
Composition for oral care
It was found that if a copolymer of maleic acid or maleic anhydride with an alkyl vinyl ether, which has a specific viscosity of 3.5 or more, is used as an antibacterial-enhancing agent, the action...
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6677102 |
Chemical amplifying type positive resist composition
A chemical amplifying type positive resist composition, excellent in balance of performance of resolution and sensitivity, having high dry etching resistance and comprising; a resin having a...
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6649714 |
Processes for making polymers containing pendant cyclic anhydride groups
A process for polymerizing polycycloolefins containing pendant anhydride moieties is disclosed. The process utilizes a single component nickel containing catalyst of the formula E n Ni(C 6 F 5 ) 2 ...
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6642336 |
Photosensitive polymer
A photosensitive polymer which maintains transparency even when exposed to a short-wavelength light source of 193 nm or below, exhibits improved adhesiveness to a substrate, improved contrast and...
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6641974 |
Chemically amplified resist composition containing low molecular weight additives
Disclosed is a chemically amplified positive photoresist composition including a multi-component copolymer having a polystyrene-reduced weight average molecular weight (Mw) of 3,000 to 50,000 and a...
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6632903 |
Polymer-containing photoresist, and process for manufacturing the same
The present invention relates to a semiconductor device using a copolymer-containing photoresist, and a process for manufacturing the same. As a norbornene derivative (monomer) having a hydrophilic...
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6617374 |
Denture adhesives with mixed salts of alkyl vinyl ether-maleic copolymer or terpolymer
The present invention relates to a denture adhesive composition comprising mixed salts of an alkyl vinyl ether-maleic acid or anhydride copolymer and/or terpolymer with isobutylene wherein the...
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6610219 |
Functional materials for use in optical systems
Functional optical materials for optical systems that are typically useful in optical waveguides, optical switching systems, optical modulators, optical computing systems and the like. Included are...
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6608158 |
Copolymer resin, preparation thereof, and photoresist using the same
The present invention relates to a copolymer resin for a photoresist used in far ultraviolet ray such as KrF or ArF, process for preparation thereof, and photoresist comprising the same resin. The...
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6548606 |
Method of forming grafted copolymers
A process for preparing a grafted polymer in which a substrate polymer is graft reacted with a nitrogen-containing grafting monomer in the presence of a free radical initiator and an amide coupling...
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6538086 |
Polymer with a pericyclic protective group and resist composition containing the same
The present invention relates to a polymer with at least one pericyclic protective group such as 2-methyl-2-bicyclo[2,2,1]heptanyl. The resist composition containing the polymer can be used as a...
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6534611 |
Cycloaddition functional polymers from (vinyl) polystyrene
A functional polymer having active and stable functional groups useful for separation or reactive processes in chemical manufacture or analysis is disclosed. The polymer comprises repeat units...
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6533823 |
Dye composition for keratinous fibers
Provided is a dye composition for keratinous fibers, which comprises (A) a hydrolyzate of a lower alkyl vinyl ether/maleic anhydride copolymer partially crosslinked with a terminal unsaturated...
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6531563 |
Polymer based on a conjugated diene and a dienophilic component
Polymerization of a fatty acid or fatty acid derivatives containing conjugated double bonds and alkenes or alkynes containing electron acceptor substituents provides compositions useful as...
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6503992 |
Phosphorous-containing monomers and flame retardant high impact monovinylidene aromatic polymer compositions derived therefrom
Disclosed are cyclic phosphate esters of fumarate- or maleic acids suitable for use as a comonomer, capable of being copolymerized with a monovinylidene aromatic compounds to impart flame resistant...
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6451501 |
Acid sensitive copolymer, resist composition and resist pattern forming method
A chemical amplification resist composition comprising an acid sensitive copolymer wherein the protecting group of a protected carboxyl group bonded to the side chain of a first monomer unit is...
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6395851 |
Copolymerization of norbornene and functional norbornene monomers
The present invention is directed to copolymers of norbornene and functional group containing norbornene comonomers and processes for the preparation thereof. These polymers may be random,...
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6391518 |
Polymers and photoresist compositions using the same
The present invention provides a photoresist monomer represented by the following formula 2; a photoresist copolymer represented by the following formula 100; and a photoresist composition...
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6387589 |
Photoresist polymers and photoresist compositions containing the same
The present invention provides photoresist polymers and photoresist compositions comprising the same. The photoresist polymer is represented by the following Chemical Formula 5. Photoresist...
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6380339 |
Silicon-containing vinyl copolymer and resist composition containing the same
The present invention relates to a silicon-containing vinyl copolymer which includes a maleic anhydride repeating unit, a norbornene repeating unit with an acid-labile group, and a vinyl repeating...
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6372851 |
Maleated liquid C5 hydrocarbon resins
Acid modified C 5 hydrocarbon resins are disclosed. The resins are predominantly piperylene resins with isobutylene. The resins are acid modified with from about 0.1 to 30 weight percent maleic...
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6369143 |
Polymer for radiation-sensitive resist and resist composition containing the same
A radiation-sensitive polymer and a chemical amplification resist composition based on the polymer, which can be easily controlled in sensitivity by regulating the content and kind of the...
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6358666 |
Chemically amplified resist composition containing norbornane type low molecular additive
This invention relates to a chemically amplified positive photoresist composition comprising a multi copolymer copolymer whose repeating units is represented by the following formula I, a low...
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6316554 |
Process for the production of water-absorbing compositions
A process for producing a copolymer of an a, β-unsaturated monormer having at least one pendant unit selected from a carboxylic acid group and derivatives thereof, and a copolymersable monomer is...
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6313250 |
Polyfunctionally reactive polymer substances
The invention relates to polyfunctionally reactive polymeric substances which contain at least two structural units of the general formulae (I) and/or (II) ##STR1## in the molecule and whose...
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6313201 |
Modified catalase, a composition thereof and process for preparing the catalase
A composition is provided which comprises catalase modified with a copolymer (A) and a second copolymer, i.e., copolymer (B). The copolymer (A) comprises an alkenyl ether, maleic anhydride, and at...
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6310159 |
Low foaming paper surface sizing composition
The present invention refers to a paper surface sizing composition comprising a copolymer having: a) structural units derived from ethylenically unsaturated hydrocarbons; structural units...
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6306990 |
Film-forming polymers
Film-forming, functionalized polymers having 1,2-dicarboxylic acid monoester groups have at least two polymer units, one of which is acid-labile and hydrolysis-stable and the other is thermally...
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6258508 |
Polymer using norbornene monomers with derivatives of cholic acid, deoxycholic acid or lithocholic acid and use thereof
The present invention relates to a polymer prepared by synthesizing monomer having a derivative of cholic acid, deoxycholic acid or lithocholic acid bonded to norbornene, and then homopolymerizing...
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6235849 |
Method of preparing norbornene sulfonamide polymers
The invention is directed to polymers containing a repeating unit derived from a norbornene sulfonamide. These may be addition polymers which include copolymers with one or more comonomers such as...
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6214956 |
Solvent-free copolymers of maleic anhydride and alkyl vinyl ethers having a specific viscosity of 0.5 to 5 and method of making
Solvent-free, free-flowing, fine white powders of a copolymer of maleic anhydride and a C 1 -C 4 alkyl vinyl ether having a specific viscosity of about 0.5 to about 5 (1% wt/v in methyl ethyl...
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6197879 |
Methods of preparing inorganic pigment dispersions
A polymer useful as an inorganic pigment dispersant is provided. The polymer is derived from monomers consisting essentially of an ethylenically unsaturated aromatic monomer, an ethylenically...
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6146810 |
Resist polymer and chemical amplified resist composition containing the same
A copolymer represented by the formula I and a chemical amplification resist containing the copolymer, which can be easily controlled in sensitivity by regulating the content and kind of the...
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6143466 |
Chemically amplified photoresist composition
A chemically amplified photoresist composition, having a large etching resistance and excellent adhesion and contrast characteristics, includes a polymer represented by formula (1): ##STR1##...
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6117961 |
Crosslinkable styrene based polymers having narrow molecular weight distribution
The present invention provides a process for producing a crosslinkable styrene or styrene derivative polymer having narrow molecular weight distribution by radical polymerization of a styrene or...
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