Solid Polymer Derived From A Monomer Containing An Atom Other Than C, O, H, Or Chlorine Patents (Class 524/521)
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Patent number: 7501469Abstract: A material combination that is designed to replace current high-density polyethylene (“HDPE”) materials for use with electrical transmission comprising at least one low density, cross-linkable polymer resin, at least one high density polymer, a cross-linking catalyst and an optional color masterbatch The material combination provides all of the existing properties found in the HDPE material with the addition of a higher temperature capability at/above 250° C.Type: GrantFiled: February 16, 2006Date of Patent: March 10, 2009Assignee: Hendrix Wire & Cable, Inc.Inventor: Gary C. Grenier
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Publication number: 20080318167Abstract: The present invention provides an organic anti-reflection coating composition comprising a copolymer represented by the following Formula 1, a light absorbent, a thermal acid generating agent, and a curing agent: wherein R1, R2 and R3 are each independent to each; R1 represents hydrogen or an alkyl group having 1 to 10 carbon atoms; R2 represents hydrogen, an alkyl group having 1 to 10 carbon atoms or an arylalkyl group having 1 to 20 carbon atoms; R3 is hydrogen or a methyl group; m and n are repeating units in the main chain, while m+n=1, and they have values of 0.05<m/(m+n)<0.95 and 0.05<n/(m+n)<0.95. The anti-reflection coating using the polymer of the invention has excellent adhesiveness and storage stability, and a very high dry etching rate, and exhibits excellent resolution in both C/H patterns and L/S patterns.Type: ApplicationFiled: June 19, 2008Publication date: December 25, 2008Applicant: Korea Kumho Petrochemical Co., Ltd.Inventors: Myung-Woong Kim, Joo-Hyeon Park, Young-Taek Lim, Hyung-Gi Kim, Jun-Ho Lee, Jong-Don Lee, Seung-Duk Cho
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Publication number: 20080287596Abstract: The invention relates to aqueous dispersions of water-soluble polymers of N-vinyl-carboxamides, which are substantially salt-free and comprise anionic polymeric stabilizers having a comb-like molecular structure, processes for the preparation of the dispersions in the presence of anionic polymeric stabilizers having a comb-like molecular structure and the use of the dispersions as retention aids or fixing agents in papermaking.Type: ApplicationFiled: October 25, 2006Publication date: November 20, 2008Applicant: Basf SEInventors: Bettina Wester, Volker Braig, Werner Gauweiler, Marc Leduc, Stefan Becker, Robert Feuerhake
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Patent number: 7405245Abstract: To provide an aqueous ink composition which, without impairing ejection stability, is excellent in light-fastness and water-fastness, does not cause cohesion differential, gloss differential, bronzing phenomenon, color-bleeding, and the like, and has improved fixing ability and coloring property. An aqueous ink composition comprising at least water, a pigment dispersed by polymer, a sulfonyl group-containing (co)polymer, and an ultra-penetrating agent.Type: GrantFiled: November 2, 2001Date of Patent: July 29, 2008Assignee: Seiko Epson CorporationInventors: Kazuaki Watanabe, Shinichi Kato, Bunji Ishimoto
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Publication number: 20080139737Abstract: A polymer composition including polymer particles comprising a first polymer and a second polymer is disclosed. The first polymer optionally has a crosslinked core and has a glass transition temperature in the range of ?30° C. to 100° C. The second polymer comprising select crosslinking groups has a glass transition temperature in the range of ?10° C. to less than 18° C. A coating composition comprising the polymer composition is provided. The polymer composition has good low temperature film formation and provides a film with an acceptable level of hardness.Type: ApplicationFiled: December 12, 2006Publication date: June 12, 2008Inventors: Keith Allen Alderfer, Gary William Dombrowski, John Charles Halligan, Kenneth Lennon
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Patent number: 7381767Abstract: Disclosed are compositions and shaped articles comprising or produced from the compositions. The compositions can comprise (a) at least one polypropylene polymer and (b) at least one E/X/Y copolymer wherein E comprises ethylene; X is a monomer such as vinyl acetate and alkyl (meth)acrylic esters; and Y is one or more additional comonomers such as carbon monoxide; sulfur dioxide; acrylonitrile; maleic anhydride; maleic acid diesters; (meth)acrylic acid, maleic acid, maleic acid monoesters, itaconic acid, fumaric acid, fumaric acid monoester, and salts thereof; glycidyl acrylate, glycidyl methacrylate, and glycidyl vinyl ether in which, based on the E/X/Y copolymer, X is from 0 to 50 weight %, Y is from 0 to 35 weight % of said, X and Y cannot both be 0%, and E is the remainder.Type: GrantFiled: September 8, 2005Date of Patent: June 3, 2008Assignee: E. I. du Pont de Nemours and CompanyInventors: Xiyun Serene Fan, Hwee Tatz Thai
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Patent number: 7378462Abstract: Materials which have substantial weatherability and impact resistance include a substantially uniform blend of an acrylonitrile/styrene/acrylic (ASA) polymeric material, a wood component in an amount effective as a filler, and a vinyl chloride polymeric material. Methods for making such compositions include combining a first population of pellets comprising an ASA polymeric material and a wood component, and a second population of different pellets comprising a vinyl chloride polymeric material.Type: GrantFiled: December 1, 2004Date of Patent: May 27, 2008Assignee: Hughes Processing, IncInventors: Roderick E. Hughes, Thomas B. Hughes
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Patent number: 7348371Abstract: Cellulosic-reinforced composites having increased resistance to water absorption are provided. The improved composites are obtained using a mixture of high density polyethylene and silane copolymer with the cellulosic filler.Type: GrantFiled: December 20, 2005Date of Patent: March 25, 2008Assignee: Equistar Chemicals, LPInventors: Sameer D. Mehta, Manivakkam J. Shankernarayan
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Patent number: 7300969Abstract: An ink jet recording medium including an ink receiving layer disposed on at least one side of a support, wherein the ink receiving layer is formed by applying an ink receiving layer coating solution. The ink receiving layer coating solution includes a water-soluble resin and a fine silica dispersion that has been prepared by finely dispersing a preliminary silica dispersion. The preliminary silica dispersion includes fumed silica, a cationic polymer having an I/O value of 2.4 or less, and alcohol.Type: GrantFiled: July 2, 2004Date of Patent: November 27, 2007Assignee: Fujifilm CorporationInventors: Ryoichi Nakano, Shinji Fujimoto, Masanobu Takashima
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Patent number: 7297733Abstract: Aqueous dispersions of water-soluble polymers of N-vinylcarboxamides contain, based on 100 parts of water, (A) from 5 to 80 parts by weight of water-soluble polymer containing N-vinylformamide units and/or N-vinylacetamide units and having particle sizes of from 50 nm to 2 ?m and (B) from 1 to 50 parts by weight of at least one polymeric dispersant which is incompatible with the water-soluble polymers (A) in aqueous solution, which dispersions are prepared by polymerizing (A) from 5 to 80 parts by weight of N-vinylformamide and/or N-vinylacetamide, if desired together with other monoethylenically unsaturated monomers which form water-soluble polymers therewith, and (B) from 1 to 50 parts by weight of at least one polymeric dispersant which is incompatible with the polymers, formed from the monomers (A), in aqueous solution, in 100 parts by weight of water, at from 30 to 95° C. in the presence of from 0.001 to 5.Type: GrantFiled: January 10, 2006Date of Patent: November 20, 2007Assignee: BASF AktiengesellschaftInventors: Anton Negele, Werner Gauweiler, Hubert Meixner, Norbert Mahr, Martin Ruebenacker
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Patent number: 7288594Abstract: Provided is a process for producing a modified polymer, characterized by carrying out primary modification in which a hydrocarbyloxysilane compound is reacted with the active site of a polymer having an active site of an organic metal type in a molecule and then carrying out secondary modification in which the hydrocarbyloxysilane compound is further reacted therewith. This makes it possible to provide a modified polymer which enhances interactions with silica and carbon black when used for both of silica-blended and carbon black-blended rubber compositions and which elevates the fracture characteristic, the abrasion resistance and the low heat buildup property at the same time and can exhibit a good workability.Type: GrantFiled: November 29, 2002Date of Patent: October 30, 2007Assignee: Bridgestone CorporationInventors: Youichi Ozawa, Hajime Kondou, Noriko Endou
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Patent number: 7285590Abstract: Aqueous dispersions are disclosed, having a minimum film formation temperature no greater than about 50° C., that include a multi-stage emulsion polymer made by a process that includes a first polymerization stage, in which a first monomer mixture having a calculated glass transition temperature of at least about 50° C. is polymerized via free radical emulsion polymerization to obtain a first-stage emulsion polymer, and a second polymerization stage, in which a second monomer mixture, having a calculated glass transition temperature from about ?30° C. to about 10° C., is polymerized via free radical emulsion polymerization, in the presence of the first-stage emulsion polymer. The dispersions are useful in a variety of coating compositions that exhibit improved block resistance.Type: GrantFiled: November 13, 2003Date of Patent: October 23, 2007Assignee: Hexion Specialty Chemicals, Inc.Inventors: Pavel Holub, Edward Enns McEntire
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Patent number: 7282528Abstract: An electrode additive comprising an aqueous fluoropolymer dispersion, wherein the aqueous fluoropolymer dispersion is stabilized by the use of a surfactant that does not substantially remain in an electrode coating film after a drying step during electrode production.Type: GrantFiled: April 6, 2001Date of Patent: October 16, 2007Assignee: Daikin Industries, Ltd.Inventors: Michio Asano, Kenji Ichikawa, Takatomo Nishino, Tadashi Ino
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Patent number: 7256235Abstract: An improved adhesive composition and method for adhering textile reinforcing elements to rubber, particularly ethylene-propylene-diene rubber in the manufacture of rubber articles such as power transmission belts, wherein the adhesive composition comprises a latex of a hydrogenated styrene-butadiene rubber, a carboxylated hydrogenated styrene-butadiene rubber, a hydrogenated nitrile-butadiene rubber, a carboxylated hydrogenated nitrile-butadiene rubber, a chlorosulfonated polyethylene or blends thereof; an aqueous solution of a half-ester of maleinized liquid poly butadiene; and, optionally, up to about 15% by weight carbon black in an aqueous solution.Type: GrantFiled: January 11, 2005Date of Patent: August 14, 2007Assignee: Dayco Products, LLCInventor: Daniel A. Pelton
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Patent number: 7232604Abstract: Flame retardant crosslinkable polyolefin compositions useful for the production of films, sheets and membranes are provided. The compositions are comprised of ethylene-silane copolymer, plastomer, flame retardant filler and, optionally, silanol condensation catalyst.Type: GrantFiled: July 28, 2005Date of Patent: June 19, 2007Assignee: Equistar Chemicals, LPInventors: Sebastian Joseph, Cindy L. Flenniken
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Patent number: 7208544Abstract: Provided is a flow-and-leveling agent for waterborne coatings which provides the coated surface with a flow-and-leveling property by blending into waterborne coatings taking a serious view of finishing and which improves coating defects such as ruptures and craters to contribute to a rise in the appearance of the coating film. The above flow-and-leveling agent is an acryl base copolymer containing a trimethylsilyl group in a proportion of 2 to 64% by weight and has a number average molecular weight of 500 to 30000.Type: GrantFiled: November 17, 2003Date of Patent: April 24, 2007Assignee: Kusumoto Chemicals, Ltd.Inventors: Masafumi Kawase, Takashi Horiguchi, Shigehiro Kawahito
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Patent number: 7183349Abstract: The invention relates to the use of phyllosilicates for improving the chemicals resistance, reducing the swelling, and improving the stress-cracking resistance of styrene copolymers, and to corresponding styrene copolymers, and to a process for their preparation.Type: GrantFiled: March 10, 2000Date of Patent: February 27, 2007Assignee: Basf AktiengesellschaftInventors: Peter Barghoorn, Michael Fischer, Heiner Görrissen, Peter Ittemann, Norbert Niessner
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Patent number: 7141617Abstract: The invention provides polyelectrolyte inks comprising a solvent, a cationic polyelectrolyte, dissolved in the solvent, and an anionic polyelectrolyte, dissolved in the solvent. The concentration of at least one of the polyelectrolytes in the solvent is in a semidilute regime.Type: GrantFiled: June 17, 2003Date of Patent: November 28, 2006Assignee: The Board of Trustees of the University of IllinoisInventors: Gregory Gratson, Jennifer A. Lewis
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Patent number: 7112368Abstract: The present invention is directed to poly(dioxythiophene)/poly(acrylamidoalkylsulfonic acid) complexes and the oxidative polymerization process for making them. Aqueous dispersions of these poly(dioxythiophene)/poly(acrylamidoalkylsulfonic acid) complexes are useful for forming transparent electrically conductive organic layers comprised of such complexes.Type: GrantFiled: October 29, 2002Date of Patent: September 26, 2006Assignee: E. I. du Pont de Nemours and CompanyInventor: Che-Hsiung Hsu
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Patent number: 7034068Abstract: Aqueous dispersions of water-soluble polymers of N-vinylcarboxamides contain, based on 100 parts of water, (A) from 5 to 80 parts by weight of water-soluble polymer containing N-vinylformamide units and/or N-vinylacetamide units and having particle sizes of from 50 nm to 2 ?m and (B) from 1 to 50 parts by weight of at least one polymeric dispersant which is incompatible with the water-soluble polymers (A) in aqueous solution, which dispersions are prepared by polymerizing (A) from 5 to 80 parts by weight of N-vinylformamide and/or N-vinylacetamide, if desired together with other monoethylenically unsaturated monomers which form water-soluble polymers therewith, and (B) from 1 to 50 parts by weight of at least one polymeric dispersant which is incompatible with the polymers, formed from the monomers (A), in aqueous solution, in 100 parts by weight of water, at from 30 to 95° C. in the presence of from 0.001 to 5.Type: GrantFiled: October 30, 1999Date of Patent: April 25, 2006Assignee: BASF AktiengesellschaftInventors: Anton Negele, Werner Gauweiler, Hubert Meixner, Norbert Mahr, Martin Rübenacker
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Patent number: 7015259Abstract: High-quality images that have excellent coloring properties and glossiness in the recorded images can be obtained by depositing a colorant-containing color ink composition and a clear ink composition containing water and cationic resin, but no colorant on a recording medium to form a record. The cationic resin is preferably a polyethyleneimine with a weight-average molecular weight (Mw) of 100,000 or less.Type: GrantFiled: March 11, 2003Date of Patent: March 21, 2006Assignee: Seiko Epson CorporationInventors: Shuich Kataoka, Kiyohiko Takemoto
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Patent number: 6998435Abstract: An aqueous adhesive composition is provided which comprises a major amount by weight of an aqueous acrylate emulsion having a viscosity of about 500 centipoise (cps) to about 10,000 cps at a temperature ranging from about 15° C. to about 45° C. and a minor amount by weight of a thickener for the adhesive composition which is an aqueous acrylic emulsion containing carboxylate groups and having a viscosity of at least 100,000 cps at a temperature ranging from about 25° C. to about 45° C. composition. The adhesive is particularly useful in the labelling of water-permeable hydrophilic substrates such as paper labels to non-treated plastic surfaces particularly plastics such as polystyrene, polycarbonate, polyvinyl chloride, and polyethylene terephthalate.Type: GrantFiled: October 22, 2002Date of Patent: February 14, 2006Assignee: Henkel CorporationInventors: Thomas Hungrige, Larry Uy, Danilo Go-pinas
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Patent number: 6953832Abstract: Dental material containing an amide of the general formula BXn in which B stands for a hydrocarbon radical with 1 to 5 carbon atoms, which can contain one or more of the groups O, S, NH, CO—NH, O—CO—NH and/or NH—CO—NH, and which is substituted n times with the group X, X stands for the group which is bound via the nitrogen atom or via C-2 to the radical B, the bond site not connected to B carrying a radical R2, R1 being hydrogen, an alkyl group with 1 to 20 carbon atoms or a phenyl radical, two or more radicals X being able to share a radical R1 and R1 also being able to be a constituent of the radical B, R2 being hydrogen, an alkyl group with 1 to 20 carbon atoms or a phenyl radical, and n being a number from 2 to 5.Type: GrantFiled: January 14, 2002Date of Patent: October 11, 2005Assignee: Ivoclar Vivadent AGInventors: Norbert Moszner, Frank Zeuner, Volker Rheinberger, Jörg Angermann, Thomas Völkel
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Patent number: 6936655Abstract: Moisture curable flame retardant wire and cable formulations having improved abrasion resistance are provided. The compositions are comprised of a high density silane-containing polyethylene base resin which can be a blend of a bimodal HDPE and ethylene-silane copolymer or silane-grafted bimodal HDPE in combination with a flame retardant and silanol condensation catalyst.Type: GrantFiled: September 2, 2003Date of Patent: August 30, 2005Assignee: Equistar Chemicals, LPInventors: Jeffrey S. Borke, Steven W. Horwatt
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Patent number: 6887942Abstract: A low softening temperature thermal conductive adhesive composition is made from a blend of liquid NBR in molecular weight of 300˜100,000 and ethylene vinyl acetate (EVA) to have a softening point of 38˜65° C. With proper addition of sub-micron or nano powder thermal conductive agents like aluminum oxide, zinc oxide, aluminum nitride, boron nitride, graphite, metal powder or nano clay, the adhesive can be made into a membrane with thickness of 0.01˜5 mm and thermal conductivity of 0.5˜5 W/m-K, and thermal conductive plate with thermal resistance of 0.005˜0.2° C.in2/W. The thermal conductive plate has softening point of 38˜65° C., preferably 45° C. to avoid liquidation during storage and transportation. Further application includes use as the sealant or thermal conductive interface in electronic components and heat dissipaters to reduce heat resistance and improve thermal conductive efficiency.Type: GrantFiled: April 11, 2003Date of Patent: May 3, 2005Assignee: Chung Shan Instruments Co., Ltd.Inventors: Chung-Yi Chien, Yu-Lung Chen
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Patent number: 6869996Abstract: A waterborne coating having improved chemical resistance produced from a composition containing a binder resin having post crosslinking groups, an associative thickener having post crosslinking groups and an associative dispersant having post crosslinking groups.Type: GrantFiled: November 9, 1999Date of Patent: March 22, 2005Assignee: The Sherwin-Williams CompanyInventors: John M. Krajnik, Keith R. Olesen, Gerald A. Vandezande
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Patent number: 6866936Abstract: A water-based coating composition suitable for preparing hydrophilic surfaces on various articles is provided which includes a supporting polymer having functional moieties capable of undergoing crosslinking reactions, said supporting polymer soluble in or emulsified in an aqueous based medium; and a hydrophilic polymer, said hydrophilic polymer associated with the supporting polymer. The composition is characterized in that, when crosslinked at the functional moieties, the supporting polymer forms a three-dimensional network which substantially minimizes disassociation of the hydrophilic polymer.Type: GrantFiled: May 15, 2001Date of Patent: March 15, 2005Assignee: Surface Solutions Laboratories, Inc.Inventor: Margaret P. Opolski
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Patent number: 6844391Abstract: Acrylate copolymer pressure-sensitive adhesive constructions are described which provide excellent retention of rivet properties. Tenting around rivets is minimized even after undergoing thermal aging while in contact with additive rich films like PVC. This is achieved by the inclusion of a synergistic amount of an N-vinyl lactam monomer and acid monomer with the bulk of the monomers being an alkyl acrylate save and/or methacrylate esters. A concomitant increase in cohesive strength is also achieved which affords good removal characteristics. The use of appropriate adhesive blends is further disclosed which allows retention of these features while also improving cold temperature properties.Type: GrantFiled: September 23, 1999Date of Patent: January 18, 2005Assignee: Avery Dennison CorporationInventors: Pradeep Iyer, Gerhild Lamb, Prakash Mallya
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Patent number: 6841608Abstract: An aqueous polymer dispersion, a process for preparing it, and substrates bound on the basis of it are described.Type: GrantFiled: October 13, 2000Date of Patent: January 11, 2005Assignee: BASF AktiengesellschaftInventors: Stefan Dreher, Bernd Reck, Michael Seufert, Johannes Türk
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Patent number: 6828362Abstract: The present invention relates to a conductive polymer composition which exhibits PTC characteristics (PTC composition) and a PTC device comprising it, wherein the PTC composition comprises: a) at least one crystalline olefin-based polymer and at least one ionomer; and, b) electrically conductive particles which have been dispersed in polymer matrix formed by a). The PTC composition according to the present invention has an enhanced adhesion to electrodes, which minimizes contact resistance and increases the maximum working current (hold current). The PTC device comprising the PTC composition can be used as a circuit protection device which protects circuit from overflowing and which holds initial resistance value although it is reused after multiple short circuit have taken place.Type: GrantFiled: October 11, 2002Date of Patent: December 7, 2004Assignee: Shinwha Intertek Corp.Inventors: Yong-In Lee, Hyun-Nam Cho, Jong-Hawk Kim
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Patent number: 6767646Abstract: A process for impregnating base paper or fiber webs with an aqueous dispersion of a polymer of free-radically polymerizable compounds (monomers), which comprises from 0.1 to 5% by weight of the monomers being methacrylic acid.Type: GrantFiled: September 23, 2002Date of Patent: July 27, 2004Assignee: BASF AktiengesellschaftInventors: Hermann Seyffer, Titus Leman, Peter Claassen, Kai Olfermann, Thomas Wirth, Jürgen Schmidt-Thümmes
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Patent number: 6765053Abstract: A drag-reducing polymer suspension is described, along with a method for manufacturing the drag-reducing polymer suspension. The drag-reducing suspension is easily transportable, non-hazardous, and easily handled. The drag-reducing suspension is manufactured by grinding an ultrahigh molecular weight polymer with a wax crystal modifier and suspending it in a suspending fluid.Type: GrantFiled: March 25, 2003Date of Patent: July 20, 2004Assignee: ConocoPhillips CompanyInventors: Katrina M. Labude, Kenneth W. Smith, Ray L. Johnston
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Patent number: 6762232Abstract: A mixture comprising at least one vulcanizable elastomer, preferably in a mixture with a thermoplastic polymer, at least one mineral filler preferably including clay, at least one pigment or colorant preferably including red iron oxide, and optionally at least one odor making agent preferably including an extract of vanilla. The mixture can be molded and, after the addition of other suitable ingredients, can be vulcanized, thereby producing an object having the look and feel of natural clay, but having improved low temperature and mechanical stability. Molded objects made from the composition such as plant pots and saucers, wine bottle coolers, trivets, and other objects that typically are made from natural terra cotta or clay, have aesthetically pleasing characteristics as well as improved properties.Type: GrantFiled: December 8, 2000Date of Patent: July 13, 2004Assignee: Longwood Industries, Inc.Inventors: James J. Hartnett, Benny Smith
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Patent number: 6753069Abstract: A resin composition for an ink jet recording sheet, an ink jet recording sheet, a method for ink jet recording, and a method for producing an ink jet recording sheet are provided, wherein an ink absorption ability and a blurring suppressive effect are satisfactorily achieved. The ink jet recording sheet is prepared from a substrate layer and an ink-receiving layer that is overlaid said substrate layer. The ink-receiving layer contains (1) a major component of a water-absorbing polymer compound represented by the formula (I), and (2) a cationic polymer compound. A mixing ratio by weight of the water-absorbing polymer compound (1) and the cationic polymer compound (2) may be in the range between 50/50 and 99/1. A cationic or nonionic surface active agent (3) may be contained in the ink-receiving layer in an amount from 1% by weight to 10% by weight.Type: GrantFiled: March 29, 2001Date of Patent: June 22, 2004Assignees: Dai-Ichi Kogyo Seiyaku Co., Ltd., Mitsubishi Plastics, Inc.Inventors: Katsuaki Matsuo, Takayuki Tsubaki
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Patent number: 6736865Abstract: Aqueous dispersions (L) comprising: (a) a wax which is (a1) a carboxyl-containing hydrocarbon wax or a mixture of such waxes or a mixture of (a1) and (a2) at least one unmodified hydrocarbon wax, (b) a (co)poly(meth)acrylamide or (co)poly-(meth)acrylamide mixture which is (b1) at least one macro(co)poly-(meth)acrylamide, which optionally contains carboxyl-containing comonomers, having an average molecular weight {overscore (M)}W=n·106, where n≧10, or a mixture of (b1) and (b2) at least one (co)poly(meth)-acrylamide, which optionally contains carboxyl-containing comonomers, having an average molecular weight {overscore (M)}W<10·106, and (d) a dispersant system consisting of amphoteric, anionic and/or nonionic surfactants, are surprisingly useful as highly effective crease mark inhibitors having an extremely surfacy effect and are also suitable for particularly short liquors, for example in winch becks and jet-dyeing machines.Type: GrantFiled: December 18, 2000Date of Patent: May 18, 2004Assignee: Clariant Finance (BVI) LimitedInventors: Bernard Danner, Francis Palacin
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Patent number: 6730740Abstract: The invention pertains to an aqueous cross-linkable polymer composition comprising: W a) a water-soluble first polymer comprising acid groups, which is at least partially neutralized with a volatile base; b) a dispersion of a substantially water-insoluble second polymer, which comprises carbonyl-functional groups, which may be produced by emulsion polymerization in the presence of an aqueous solution of the first polymer; c) a cross-linking agent which can react by condensation with the carbonyl-functional groups of the second polymer; and d) a water-soluble, amine-functional third polymer.Type: GrantFiled: September 24, 1999Date of Patent: May 4, 2004Assignee: Akzo Nobel N.V.Inventors: Dirk Emiel Paula Mestach, Maarten Johannes Jacobus Weber, Genevieve Delaunoit, Wincenty Lambertus Stanislaw Pilaszek
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Patent number: 6702946Abstract: Aqueous dispersions of cationic water-soluble polymers are provided, as well as processes for making and methods of using the same.Type: GrantFiled: October 3, 1996Date of Patent: March 9, 2004Assignee: Cytec Technology Corp.Inventors: Sun-Yi Huang, Louis Rosati, Joseph J. Kozakiewicz
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Patent number: 6677398Abstract: An aqueous ink binder including 30-60%, by weight based on the dry weight of the binder composition, of a first polymer including, as polymerized units, 15-75%, by weight based on the weight of the first polymer, ethylenically unsaturated carboxylic acid monomer having a pKa from 2.0 to 4.6, the first polymer having a calculated Hansch parameter from 1.3 to 2.1, and 70-40%, by weight based on the dry weight of the binder composition, of a second polymer, the second polymer being an aqueous emulsion polymer is provided. Also provides are a clear or pigmented ink composition and a method for providing an ink which has press resolublility and, as a dry film, water resistance.Type: GrantFiled: February 1, 2002Date of Patent: January 13, 2004Assignee: Rohm and Haas CompanyInventors: Scott Lind Egolf, William Christopher Finch, Aaron Thomas Mailloux, Miao-Hsun Li Sheng, Stephen Lee Walker
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Patent number: 6664326Abstract: Aqueous dispersions of cationic water-soluble polymers are provided, as well as processes for making and methods of using the same.Type: GrantFiled: October 3, 1996Date of Patent: December 16, 2003Assignee: Cytec Technology Corp.Inventors: Sun-Yi Huang, Louis Rosati, Joseph J. Kozakiewicz
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Patent number: 6632887Abstract: Hydrophilic coatings for implantable ophthalmic lenses are disclosed. The coatings, which are applied to the edge surface of the ophthalmic lens, comprise a hydrophobic (meth)acrylic polymer and a hydrophilic polymer. When hydrated, the coatings reduce or eliminate edge glare.Type: GrantFiled: March 29, 2002Date of Patent: October 14, 2003Assignee: Alcon Universal Ltd.Inventors: Albert R. LeBoeuf, John W. Sheets, Jr.
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Patent number: 6630204Abstract: Mixtures containing at least one functionalized low-molecular rubber A, at least one cross-linking agent B having groups which are reactive with respect to the functional groups of the rubber A, accelerators/catalysts C for the cross-linking reaction between A and B, possibly reactive diluents D, vulcanization chemicals E, and also fillers F and auxiliary substances G, with at least one of the average functionalities of the constituents A and B being at least 2, and their use as anti-corrosive coating agents.Type: GrantFiled: May 18, 2001Date of Patent: October 7, 2003Assignee: SGL Acotec GmbHInventors: Dirk Hoelter, Thomas Burkhart, Gerd Hessel
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Patent number: 6608124Abstract: Aqueous dispersions of cationic water-soluble polymers are provided, as well as processes for making and methods of using the same.Type: GrantFiled: October 3, 1996Date of Patent: August 19, 2003Assignee: Cytec Technology Corp.Inventors: Sun-Yi Huang, Louis Rosati, Joseph J. Kozakiewicz
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Patent number: 6586520Abstract: The present invention relates to aqueous compositions comprising component (A) which comprises at least one water-soluble component comprising at least one functional group that undergoes a crosslinking reaction, preferably upon drying and/or heating; and component (B) which comprises at least one film-forming material. In particular the composition is a coating composition comprises: (A) at least one polyamidoamine-epihalohydrin resin; and (B) at least one material selected from flexibilizing materials, crosslink inhibiters and combinations thereof in an amount sufficient to impart a cuttability value of less than about 15 to a substrate coated with the coating composition. Component (B) is preferably at least one polymer comprising repeating units derived from an alkyl halide having at least one double bond and an alkene, such as ethylene vinyl chloride.Type: GrantFiled: July 10, 2000Date of Patent: July 1, 2003Assignee: Hercules IncorporatedInventors: James Canorro, Robert A. Gelman, Matthew B. Howle, Andrea Keys, JoAnne Lefever, William W. Maslanka, Jeffrey I. Melzer, Kevin M. Mottern, Michael T. Raab, William Rodriquez, Richard A. Stuhrke, Jennifer E. Steed, Robert G. Szewczyk
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Patent number: 6552116Abstract: A multi-stage emulsion polymer containing at least one first domain having a glass transition temperature Tg of from −10 to +40° C. and at least one second domain having a Tg of from +50 to 120° C., the weight ratio of the first domain to the second domain being within the range from 90:10 to 50:50. The first and/or the second domain containing from 0.1 to 10% by weight of a nitrogen-coutaining adhesion monomer and the first domain containing at least 10% by weight of vinyl aromatic compounds and/or the second domain containing at least 15% by weight of vinyl aromatic compounds and/or C4 to C12 alkylmethacrylates.Type: GrantFiled: November 2, 2000Date of Patent: April 22, 2003Assignee: BASF AktiengesellchaftInventors: Joachim Pakusch, Uwe Dittrich, Harald Röckel, Alan Smith, Erich Gulbins, Li Zhuo
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Patent number: 6551393Abstract: A modified particle is disclosed wherein a particle has an attached group having the formula: wherein Ar represents an aromatic group; R1 represents a bond, an arylene group, an alkylene group, wherein R4 is an alkyl or alkylene group or an aryl or arylene group; R2 and R3, which can be the same or different, represent hydrogen, an alkyl group, an aryl group, —OR5, —NHR5, —NR5R5, or —SR5, wherein R5, which is the same or different, represents an alkyl group or an aryl group; and SFR represents a stable free radical.Type: GrantFiled: February 1, 2002Date of Patent: April 22, 2003Assignee: Cabot CorporationInventors: Wayne Devonport, Robert S. Whitehouse, Russell L. Warley, Thimma R. Rawalpally, Hairuo Tu
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Publication number: 20030050375Abstract: A group of sealants are described which utilize a by-product of paint booth spray operations. Processed paint booth overspray particles are combined with various resins, curing agents to form the sealant compositions.Type: ApplicationFiled: January 28, 2002Publication date: March 13, 2003Inventors: David C. Carlson, Abraham Kassa, Thomas Guenther
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Publication number: 20030045620Abstract: A group of sealants are described which utilize a by-product of paint booth spray operations. Processed paint booth overspray particles are combined with various resins, curing agents to form the sealant compositions.Type: ApplicationFiled: August 31, 2001Publication date: March 6, 2003Inventors: David L. Carlson, Abraham Kassa, Thomas Guenther
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Patent number: 6500880Abstract: The ink set of this invention comprises at least two inks, one of which contains a pH sensitive polymer and pigment colorant with dispersant. A second ink is provided which comprises incompatible inorganic or organic salts or has an appropriate pH. The polymer precipitates onto a medium upon contact with the second ink, thereby providing improved bleed control.Type: GrantFiled: October 26, 2000Date of Patent: December 31, 2002Assignee: Hewlett-Packard ComapnyInventor: Dennis P. Parazak
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Patent number: 6494990Abstract: A paper or board is coated with a composition comprising from 30-95 parts by weight of a synthetic, carboxylated surface size containing at least about 40 mole percent of hydrophobic groups and at least about 25 mole percent of carboxylated groups such as styrene/acrylic acid copolymer, and from 5-70 parts by weight of a substantially hydrophilic polyacrylamide such as a cationic or anionic polyacrylamide.Type: GrantFiled: April 29, 1999Date of Patent: December 17, 2002Assignee: Bayer CorporationInventors: Rajiv Bazaj, Gerald Guerro, David Dauplaise
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Patent number: 6492451Abstract: A pigment-comprising formulation for coating substrates, comprising: (i) an aqueous dispersion of at least one water-insoluble polymer P which has phosphonate groups, as a binder, said polymer P having a glass transition temperature Tg in the range of −60° to 80° C., (ii) at least one inorganic pigment, (iii) optionally, one or more inorganic fillers, and (iv) at least one auxiliary, wherein water-insoluble polymer P is obtained by free-radical aqueous emulsion polymerization of ethylenically unsaturated monomers comprising: 90 to 99.9% by weight of at least one monomer a, which is selected from the group consisting of vinylaromatic monomers, the esters of acrylic acid with C1-C12-alkanols, the vinyl esters of aliphatic C1-C12-monocarboxylic acids, ethylene and vinylchloride, and 0.1 to 10% by weight of at least one phosphonate group containing monomer.Type: GrantFiled: May 11, 2000Date of Patent: December 10, 2002Assignee: BASF AktiengesellschaftInventors: Rolf Dersch, Joachim Roser, Bernhard Schlarb, Cheng-Le Zhao