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| Number | Title | Issue Date |
| 7417102 | Pigment dispersant, method of making coating compositions, and coating compositions A coating composition comprises at least one material dispersed in a vinyl or acrylic polymer, wherein the vinyl or acrylic polymer comprises (a) one or more anchor group monomer units (a) having an ionizable or active hydrogen functionality or a functionality that ... | 08/26/2008 |
| 7326525 | Top anti-reflective coating polymer, its preparation method and top anti-reflective coating composition comprising the same Disclosed herein are top anti-reflective coating polymers used in a photolithography process, methods for preparing the anti-reflective coating polymer, and anti-reflective coating compositions comprising the disclosed anti-reflective coating polymers. The top anti-... | 02/05/2008 |
| 7312268 | Water-absorbent carboxyl-containing polymers with low monomer content A water absorbent polymer with reduced residual monomer content is prepared using silver ions and/or colloidal silver. ... | 12/25/2007 |
| 7256246 | Low polydispersity poly-hema compositions The present invention relates to compositions comprising poly-HEMA having a peak molecular weight between about 25,000 and about 100,000 , preferably between 25,000 and 80,000 and a polydispersity of less than about 2 to less than about 3.8 respectively and covalen... | 08/14/2007 |
| 7183345 | Superabsorbent carboxyl-containing polymers with odor control properties and method for preparation This invention relates to a water-absorbent, water insoluble polymer comprising silver complex ions. ... | 02/27/2007 |
| 7183368 | Negative-working photoresist composition Disclosed is a chemical-amplification negative-working photoresist composition used for photolithographic patterning in the manufacture of semiconductor devices suitable for patterning light-exposure to ArF excimer laser beams and capable of giving a high-resolution... | 02/27/2007 |
| 7147994 | Top ARC polymers, method of preparation thereof and top ARC compositions comprising the same Disclosed herein are a top anti-reflective coating polymer used in a photolithography process, a method for preparing the anti-reflective coating polymer, and an anti-reflective coating composition comprising the anti-reflective coating polymer. The disclosed top an... | 12/12/2006 |
| 7125944 | Cement admixture and cement composition It is an object of the present invention to provide a cement admixture capable of exhibiting high cement dispersing ability at low addition levels, in particular capable of displaying excellent initial dispersing ability and dispersion retaining ability even in a hi... | 10/24/2006 |
| 7034074 | Aqueous primary dispersions and coating agents, methods for producing them and their use Aqueous primary dispersions and coating materials comprising dispersed and/or emulsified, solid and/or liquid polymer particles and/or dispersed solid core-shell particles having a diameter≦500 nm, preparable by free-radical microemulsion or miniemulsion polymeriz... | 04/25/2006 |
| 7030178 | Powder dispersant for hydraulic compositions The present invention provides a powdery dispersant for hydraulic compositions, which is excellent in pumping before drying and in pressure resistance and humidity resistance, which comprises one or more copolymers obtained by polymerizing a specific vinyl monomer (... | 04/18/2006 |
| 7030177 | Powder dispersant for hydraulic compositions The present invention provides a powdery dispersant for hydraulic compositions, which is excellent in pumping before drying and in pressure resistance and humidity resistance, which comprises one or more copolymers obtained by polymerizing a specific vinyl monomer (... | 04/18/2006 |
| 6946512 | Molding materials and method for producing molded parts Use of a copolymer (A) preparable by free-radical polymerization of a) at least one olefinically unsaturated monomer and b) at least one olefinically unsaturated monomer different than the olefinically unsaturated monomer (a) and of the gen... | 09/20/2005 |
| 6927267 | High solids dispersion for wide temperature, pressure sensitive adhesive applications A pressure-sensitive adhesive polymer comprising a reaction product of a C1 to C20 alkyl (meth)acrylate, an ethylenically unsaturated carboxylic acid, a C2 to C8 hydroxyalkyl (meth)acrylate, a vinyl aromatic, optionally a ... | 08/09/2005 |
| 6900279 | Compositions containing copolymers of post-polymerization reacted (meth) acrylate monomers A composition that includes a non-gelled copolymer that includes one or more residues of a first polymerizable ethylenically unsaturated monomer containing a pendant amide, ester or carboxylic acid group. The nearest neighboring monomer residues of the majority of t... | 05/31/2005 |
| 6855785 | Thermally setting substance mixture and use thereof A heat-curable composition comprising (I) at least one constituent whose molecule comprises on average (A) at least one functional group containing at least one bond which may be activated by means of h... | 02/15/2005 |
| 6846892 | Low polydispersity poly-HEMA compositions The present invention relates to compositions comprising poly-HEMA having a peak molecular weight between about 25,000 and about 100,000, preferably between 25,000 and 80,000 and a polydispersity of less than about 2 to less than about 3.8 respectively and covalentl... | 01/25/2005 |
| 6774192 | Photosensitive resin composition, its use, lactone-ring-containing polymer, and production process therefor The present invention provides: a photosensitive resin composition, which can form uniform coating films having higher coating film strength without causing surface contamination, decrease of evenness of coating films, decrease of film thickness, and coloring by dec... | 08/10/2004 |
| 6743880 | Hydrophilic polymers and methods of preparation The present invention provides a method for the preparation of hydrophilic water insoluble, gel-free copolymers of 2-hydroxyethyl methacrylate and at least one of acrylic acid or methacrylic acid, and 2-hydroxyethyl methacrylate, 4-hydroxybutyl acrylate and acrylic ... | 06/01/2004 |
| 6706836 | Hydrophilic polymers, pressure sensitive adhesives and coatings A method for the preparation of gel-free poly 2-hydroxyethyl methacrylate substantially in the absence of a chain transfer agent, comprising introducing monomeric 2-hydroxyethyl methacrylate containing ethylene glycol dimethacrylate impurities in the range of about ... | 03/16/2004 |
| 6653427 | Hydrophilic polymers, pressure sensitive adhesives and coatings A method for the preparation of gel-free poly 2-hydroxyethyl methacrylate substantially in the absence of a chain transfer agent, comprising introducing monomeric 2-hydroxyethyl methacrylate containing ethylene glycol dimethacrylate impurities in the rang... | 11/25/2003 |
| 6617373 | Ophthalmic lenses and compositions and methods for producing same Ophthalmic lenses, such as corneal contact lenses, include a lens body made of a composition including a lens body made of a composition including a first crosslinked polymer material which is water swellable, and a second polymeric material, other than t... | 09/09/2003 |
| 6566472 | Binder formulations based on aqueous polymer dispersions Binder formulations based on aqueous polymer dispersions having a minimum film-forming temperature of below 10° C. and comprising at least one binder polymer P in the form of an aqueous dispersion comprising at least one anionic emulsifier and at least o... | 05/20/2003 |
| 6552140 | Auto-oxidation systems for air-activatable polymerisable compositions An air-activatable polymerisable composition useful, in the field of adhesives, sealants, surface coatings, moulding resins and composite matrices, comprises: a) at least one free-radically polymerisable monomer, b) an activator system for effective polym... | 04/22/2003 |
| 6531564 | Water-soluble polymeric adhesion promoter and production method A water-soluble polymeric adhesion promoter is represented by the following formula (I): ##STR1## wherein R is a hydrogen atom, a hydroxyl group or a lower alkyl group having 1 to 4 carbon atoms, and m and k are numbers selected such that m/k is in the ra... | 03/11/2003 |
| 6455654 | Water-soluble polymeric adhesion promoter and production method A water-soluble polymeric adhesion promoter is represented by the following formula (I): ##STR1## wherein R is a hydrogen atom, a hydroxyl group or a lower alkyl group having 1 to 4 carbon atoms, and m and k are numbers selected such that m/k is in the ra... | 09/24/2002 |
| 6437027 | Process for producing dispersant for powdery hydraulic composition The present invention relates to a process for producing a powdery dispersant for preparing hydraulic compositions, which process includes adding an reducing agent to a solution predominantly containing a polycarboxylate polymer compound having a polyalky... | 08/20/2002 |
| 6426373 | Photopolymerizable one-component dental material Among other things, a photopolymerizing one-component dental material is prepared, containing: 1) 80-10 weight-% of at least one polyfunctional urethane methacrylate and/or at least one polyfunctional urethane acrylate, 2) 10-30 weight-% of at least one polyfu... | 07/30/2002 |
| 6410655 | Resin composition for aqueous paint A resin composition for an aqueous paint containing different phase structure emulsion particles obtained by multi-stage emulsion polymerization as a binder, wherein the different phase structure emulsion particles have an outermost phase formed by an emu... | 06/25/2002 |
| 6372815 | Ophthalmic lenses and compositions, and methods for producing same Ophthalmic lenses, such as corneal contact lenses, include a lens body made of a composition including a lens body made of a composition including a first crosslinked polymer material which is water swellable, and a second polymeric material, other than t... | 04/16/2002 |
| 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 carboxylic acid-grafted norbornene derivatives in the matrix polyme... | 04/09/2002 |
| 6361768 | Hydrophilic ampholytic polymer A novel hydrophilic ampholytic polymer synthesized by reacting polymerizable amino and carboxy functional ethylenically unsaturated monomers, together with a non-ionic hydrophilic monomer, to provide a polymer having a glass transition temperature (T... | 03/26/2002 |
| 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 derived from monomers selected from esters of ethylenically unsaturated ... | 10/30/2001 |
| 6254804 | Oxygen scavengers with reduced oxidation products for use in plastic films An oxygen scavenger composition, for use in or with plastics materials, includes a polymer or oligomer having at least one cyclohexene group or functionality. The composition produces only low levels of volatile or extractable (from a plastics material in... | 07/03/2001 |
| 6232419 | Process for the inhibition of scale in harsh systems and novel antiscalants for same The present invention provides a novel class of polymer antiscalants which are polymers comprising a 1,2-dihydroxy-3-butene monomer unit and at least one monomer unit derived from the groups consisting of maleic acid, acrylic acid, acrylamide, methacrylic... | 05/15/2001 |
| 6194531 | Method for production of cross-linked polymer A method for producing a cross-linked polymer manifesting a high absorption capacity and having a small content of soluble component by a convenient and expeditious process with high productivity is provided. An absorbent resin such that disposable diaper... | 02/27/2001 |
| 6162886 | Copolymers which contain hydroxyl groups and a method of producing them This invention relates to copolymers which contain hydroxyl groups and which are based on vinyl esters of monocarboxylic acids, wherein the copolymers which contain hydroxyl groups have an OH number of 110-170 mg KOH/g, an acid number of 5-35 mg KOH/g and... | 12/19/2000 |
| 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 styrene derivative monomer and other comonomer, wherein the ... | 09/12/2000 |
| 6117934 | Alkylpolyglycoside containing surfactant blends for emulsion polymerization The invention is a surfactant composition comprising about 20 weight % to about 76 weight % of a fatty alcohol ethoxylate having a degree of ethoxylation of at least 14, about 4 weight % to about 40 weight % alkylpolyglycoside, and about 20 weight % to ab... | 09/12/2000 |
| 6103789 | Hydrosoluble acrylic copolymers Acrylic copolymers containing the following repeating units: ##STR1## wherein RA, RB, RC, RI, RII, equal or different, are H or CH3 ; M+ is H or a cation belonging to group IA, I... | 08/15/2000 |
| 6103323 | Circular dichroism optical element, apparatus thereof, and liquid crystal polymer A circular dichroism optical element having the solidified layer of a liquid crystal polymer comprising a Grandjean oriented cholesteric liquid crystal phase, a liquid crystal display apparatus using the optical element, and a liquid crystal polymer compo... | 08/15/2000 |
