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| Number | Title | Issue Date |
| 8088876 | Copolymer, resin for electrophotographic functional component parts, developing roller, and electrophotographic apparatus A copolymer obtained by copolymerizing at least one monomer selected from specific acrylate or methacrylate monomers, at least one monomer selected from specific amino group-containing monomers and at least one monomer selected from specific polar group-containing m... | 01/03/2012 |
| 7417009 | Paraffin inhibitors A paraffin inhibitor comprising a polymer composed of about (a) 1 to about 98 weight percent of one or more C1-C30 alkyl esters of acrylic acid; (b) about 1 to about 98 weight percent of one or more C1-C30 alkyl esters of ... | 08/26/2008 |
| 7371796 | Copolymers of vinyl alcohol and itaconic acid for use in paper coatings The present invention is a composition useful for coating the surface of paper wherein the coating composition is an aqueous solution comprising less than 40 wt % water and consisting essentially of a polyvinyl alcohol copolymer that is at least about 95% hydrolyzed... | 05/13/2008 |
| 7354972 | Amphipathic polymer particles and methods of manufacturing the same The invention is directed to amphipathic polymeric particles that serve as both the dispersant and the binder in water based inks, ink compositions containing these particles, and methods for making the particles. The polymeric particles contain both hydrophilic and... | 04/08/2008 |
| 7332219 | Tape-shaped insulating material, insulated product and aqueous dispersion type acrylic pressure-sensitive adhesive for insulating material A tape-shaped insulating material comprises an insulating substrate and a pressure-sensitive adhesive layer provided on one side or both sides of the substrate, wherein the pressure-sensitive adhesive layer is made of an aqueous dispersion type acrylic pressure-sens... | 02/19/2008 |
| 7279541 | Pressure sensitive adhesives for plasticized PVC backings The invention relates to a polymer synthesized from 0.5 to 30% by weight of vinyl acetate (a), from 0.1 to 10% by weight of monomer containing at least one acid or acid anhydride group (b), from 5 ... | 10/09/2007 |
| 7230061 | Process for production of water-soluble (meth)acrylic polymers, water-soluble (meth)acrylic polymers, and use thereof The present invention is a method of producing a (meth)acrylic acid based water-soluble polymer having a content of groups in neutralized state of not more than 90 mole percent, where the sum total of acid groups and groups in neutralized state contained in the (met... | 06/12/2007 |
| 7230062 | Acrylic copolymer An acrylic copolymer consisting of a first acrylic monomer represented by the following general formula (1): [where each of R1 and R2 represents an aliphatic hydrocarbon group whose main cha... | 06/12/2007 |
| 7220528 | Amphipathic polymer particles and methods of manufacturing the same The invention is directed to amphipathic polymeric particles that serve as both the dispersant and the binder in water based inks, ink compositions containing these particles, and methods for making the particles. The polymeric particles contain both hydrophilic and... | 05/22/2007 |
| 7041754 | Emulsion type modifier for improving properties of pressure sensitive emulsion acrylic adhesives The present invention relates to an emulsion type modifier for improving properties of the pressure-sensitive emulsion acrylic adhesives. The emulsion type modifier comprises: (a) 15 to 35 parts per hundred of monomers of a diester of a dicarboxylic acid; (b) 15 to ... | 05/09/2006 |
| 7015294 | Acrylate polymers based on tert-butyl acrylate and/or tert-butyl methacrylate The invention relates to acrylate polymers comprising a K-value ranging from 10 to 60, which can be obtained by the radical polymerization of: 30 to 99 wt. % of tert-butyl acrylate and/or tert-butyl methacrylate designated as monomer A; 1 to 28 wt. % of acrylic acid... | 03/21/2006 |
| 6846564 | Cross-linked acrylic microparticles, method for the production thereof and use thereof in coverings and moulding products The invention relates to cross-linked acrylic microparticles, a method for the production thereof by polymerization in a dispersion in a non aqueous medium and to the uses thereof in covering or moulding compositions involving a favourable compromise between hardnes... | 01/25/2005 |
| 6846900 | POLYVALENT CARBOXYLIC ACID ESTER, PROCESS FOR PRODUCING THE CARBOXYLIC ACID ESTER, PLASTIC LENS COMPOSITION USING THE CARBOXYLIC ESTER, PLASTIC LENS OBTAINED BY CURING THE COMPOSITION AND PROCESS FOR PRODUCING THE PLASTIC LENS A compound favored with low viscosity, capable of providing a cured product having high refractive index, and suitable for application to optical materials, including plastic lens material, radical polymerizable flame retardant and the like, as well as a process for... | 01/25/2005 |
| 6841641 | Copolymers comprising low surface tension (meth) acrylates The present invention is directed to a copolymer that includes a first radically polymerizable low surface tension (meth)acrylate monomer and one or more other radically polymerizable ethylenically unsaturated monomers. The copolymer has a polydispersity index of le... | 01/11/2005 |
| 6803439 | Fatty acid containing fiberglass binder Provided is a fiberglass binder composition which comprises a polycarboxy polymer, polyol and a fatty acid. The binder also preferably includes a catalyst which is an alkali metal salt of a phosphorus-containing organic acid. The resultant binder provides minimal pr... | 10/12/2004 |
| 6794475 | Antistatic polymers, blends, and articles This invention relates to latex polymers and blends of such latex polymers used to produce articles having superior electrostatic dissipative properties. The polymers and blends comprise one or more (1) polymers, in latex, or dispersion form, of (a) at least one rea... | 09/21/2004 |
| 6767642 | Preparation and use of crosslinkable acrylosilane polymers containing vinyl silane monomers Acrylosilane polymers containing vinyl silanes are prepared by copolymerizing vinyl alkoxy silane monomers predominantly with, or in the alternative, only with acrylate monomers. The polymer so prepared can be used as the main component in the acid etch resistant so... | 07/27/2004 |
| 6762263 | High-solids coatings resins via controlled radical polymerization Processes for the controlled radical polymerization of acrylic and related polymers to produce improved low VOC coating materials, or powder coating compositions, the novel polymers so produced, the catalyst systems employed, processes for application of the improve... | 07/13/2004 |
| 6759495 | Thermoplastic styrenic resin composition The present invention relates to a thermoplastic styrenic resin composition comprises a styrenic copolymer comprising 15-100 parts by weight of a unit derived from a styrenic monomer (i-1), 0-45 parts by weight of a unit derived from a vinyl cyanide monomer (i-2), 0... | 07/06/2004 |
| 6743520 | Polymeric film A primer useful in the preparation of an anti-fouling surface contains (I) a copolymer formed from acrylates, free carboxyl group containing monomer and an aromatic sulfonic acid or salt, an acrylic polymeric resin and a cross-linking agent. ... | 06/01/2004 |
| 6737492 | Radiation absorbing polymer, composition for radiation absorbing coating, radiation absorbing coating and application thereof as anti-reflective coating A radiation absorbing polymer having chemically bonded thereto a radiation absorbing dye, which has high absorption at a predetermined wavelength radiation, which shows good adhesion to a substrate and good thin film-forming, which has no dependence upon resists, wh... | 05/18/2004 |
| 6712991 | Method of making a copolymer useful as viscosity index improving additive for hydraulic fluid A method for making a viscosity index improving copolymer includes heating a reaction mixture including from about 55 weight percent to about 99.5 weight percent of a first monomer selected from the group consisting of (C8-C15)alkyl (meth)acryl... | 03/30/2004 |
| 6653426 | Polymer compositions for intraluminal stent A polymer composition for use in forming a stent is described. The composition includes a monomer of an aliphatic ester of acrylic acid which has a glass transition temperature less than 25° C. and a second monomer that copolymerizes with the first monom... | 11/25/2003 |
| 6649722 | Contact lens This invention is directed to ophthalmic materials and ophthalmic lenses that are a co-polymerization product of a (a) hydrophilic monomer with (b) a tris(siloxy)silyl group-containing monomer, (c) a wide variety of hydrophobic monomers (both aliphatic an... | 11/18/2003 |
| 6627720 | Hyperbranched polymers A method is provided for producing hyperbranched polymers comprising heating a polymerizable reaction charge comprising (a) a monomer mixture comprising 50-99.1% by weight of at least one monoethylenically unsaturated monomer and 0.1-50% by weight of one ... | 09/30/2003 |
| 6530950 | Intraluminal stent having coaxial polymer member A stent for insertion into a lumen, having rigid regions and flexible regions along its length, and one or more polymer members coaxially disposed about the outer surface of the stent The polymer members are positioned over the rigid regions of the suppor... | 03/11/2003 |
| 6524697 | Temperature sensor and electronic equipment using the same A temperature sensor for prevention of an overcurrent condition in circuits of electronic equipment such as personal computers. The temperature sensor including a temperature sensitive layer provided on opposing electrodes on an insulating substrate and p... | 02/25/2003 |
| 6468718 | Radiation absorbing polymer, composition for radiation absorbing coating, radiation absorbing coating and application thereof as anti-reflective coating A radiation absorbing polymer having chemically bonded thereto a radiation absorbing dye, which has high absorption at a predetermined wavelength radiation, which shows good adhesion to a substrate and good thin film-forming, which has no dependence upon ... | 10/22/2002 |
| 6448354 | Methyl methacrylate syrup and production thereof A methyl methacrylate syrup is produced by the steps of (1) preparing a starting material comprising methyl methacrylate or a monomer mixture mainly comprising methyl methacrylate, and dividing the starting material into 20 to 70% by weight of an initial ... | 09/10/2002 |
| 6388026 | Process for the preparation of macromers A process for preparing low molecular weight homomacromers and comacromers which includes (a) charging a reactor with (i) ethylenically unsaturated monomers selected from the group consisting of acrylic monomers or monoalkenyl aromatic monomers and (ii) i... | 05/14/2002 |
| 6329117 | Antireflection or light-absorbing coating composition and polymer therefor A composition for an anti-reflective coating or a light absorbing coating, which shows good light absorption for lights of 100-450 nm in wavelength, suffers neither footing nor intermixing, and has excellent storage stability and step coverage, and novel ... | 12/11/2001 |
| 6323164 | Dispersant (meth) acrylate copolymers having excellent low temperature properties Polyalkyl (meth)acrylate copolymers comprising from about 12 to about 18 weight percent methyl methacrylate; from about 75 to about 85 weight percent of a C10 -C15 alkyl (meth)acrylate; and from about 2 to about 5 weight percent of a... | 11/27/2001 |
| 6316569 | Self-light-stabilized photochromic polymer, its preparation and articles containing same The objects of the present invention are: a self-light-stabilized photochromic thermoplastic or thermoreticulated polymer carrying non-cyclic tertiary amide-functionalized pendant groups; its preparation method; photochromic articles constituted, wholly or in part ... | 11/13/2001 |
| 6297337 | Bioadhesive polymer compositions Improved crosslinked ionic polymers or salts thereof having a soluble polymer fraction of less than about 15 wt %, and methods for making the same. The polymers are useful as bioadhesives, thickeners, emulsifiers, suspending aids, and pharmaceutical contr... | 10/02/2001 |
| 6255261 | (Meth) acrylate copolymer pour point depressants Poly (meth) acrylate copolymers comprising from about 5 to about 60 weight percent of a C11-C15 alkyl (meth) acrylate; and from about 95 to about 40 weight percent of a C16-C30 alkyl (meth) acrylate provide excellent low temperature properties to lubricat... | 07/03/2001 |
| 6248820 | Flame retardant for mesh sheets and flameproof mesh sheet comprising the same A flame retardant for flameproof mesh sheets which does not experience an increase in viscosity while it is kept and does not generate harmful halogen gas at the time of combustion and a flameproof mesh sheet comprising the same. The flame retardant for m... | 06/19/2001 |
| 6150448 | Flame retardant for mesh sheets and flameproof mesh sheet including the same A flame retardant including red phosphorus in an amount of 1.5 to 15 parts by weight and an ammonium polyphosphate compound in an amount of 10 to 70 parts by weight, based on 100 parts by weight of the solid content of an aqueous dispersion of an ethylene... | 11/21/2000 |
| 6133390 | Polymeric materials The present invention relates to a photochromic polymer for photo recording purposes comprising polymethacrylate, and having the following general formula: ##STR1## wherein R is --(CH2)o --X--C6 H4 --Z--C | 10/17/2000 |
| 6123928 | Sunblocking polymers and their novel formulations Novel polymeric biologically inert compositions and their intermediates, as well as sunscreen formulations comprising them and making them invisible, are provided for broad range protection from ultraviolet radiation. Acryl polymers comprising at least tw... | 09/26/2000 |
| 6120638 | Dispersible, high speed book casing-in vinyl ester/(meth)acrylate adhesive An improved method for forming book casing is provided through an adhesive composition. The adhesive provides surprising adhesion to both paper and plastic films with also allowing higher processing rates. Book casings produced with the adhesives are also... | 09/19/2000 |
