Patents Examined by Marie Reddick
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Patent number: 7981949Abstract: A curable composition is described, including a gel material derived from the curable composition, and medical articles including such material, wherein the transparent gel material includes a polymerized monofunctional poly(alkylene oxide) macromonomer component and a surface modified nanoparticle component.Type: GrantFiled: May 23, 2006Date of Patent: July 19, 2011Assignee: 3M Innovative Properties CompanyInventors: Kelly S. Anderson, Kevin M. Lewandowski, David J. Plaut, Wendy L. Thompson, Babu N. Gaddam
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Patent number: 7976947Abstract: A powder coating composition for coating on thermoplastic composites comprising an intimate mixture comprising: A) 50 to 99 wt % of at least one ethylene vinyl acetate copolymer with a vinyl acetate content in the range of 10 to 30 wt %, B) 1 to 50 wt % of at least one thermoplastic and/or thermosetting binder resin, and C) 0 to 20 wt % of at least one pigment and/or filler, wherein the wt % amounts are based on the total weight of the powder coating composition A) to C); and the powder coating composition has excellent adhesion to the thermoplastic composite and enhanced impact resistance.Type: GrantFiled: August 8, 2006Date of Patent: July 12, 2011Inventors: Olivier Magnin, Ludovic Granjou
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Patent number: 7968639Abstract: The present invention provides a polyvinyl acetal powder which is excellent in flowability during the coating process when it is applied to a powder coating material. This polyvinyl acetal powder enables to obtain a coating film having good impact resistance and uniformity of thickness (uniformity of coating film thickness). The present invention also provides a powder coating material using the polyvinyl acetal powder. Specifically, the present invention is a polyvinyl acetal powder having an average particle diameter of 10 to 150 ?m, a maximum particle diameter of 250 ?m or less, and a melt flow rate of 1 to 200 g/10 min. as measured in accordance with JIS K7210: 1999. The present invention also is a powder coating material containing this polyvinyl acetal powder.Type: GrantFiled: April 26, 2007Date of Patent: June 28, 2011Assignee: Kuraray Co., Ltd.Inventors: Seiji Tanimoto, Koichiro Isoue, Makio Tokoh, Tamotsu Miura
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Patent number: 7968637Abstract: A curable composition, useful as a thermosetting binder, having a polycarboxy polymer or co-polymer, an emulsion polymer, and a multifunctional polyol.Type: GrantFiled: November 20, 2007Date of Patent: June 28, 2011Assignee: Rohm and Haas CompanyInventors: Guy Joseph Germaine Clamen, Nolwenn Colmou
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Patent number: 7964660Abstract: The present invention relates to a process for producing a water-based pigment dispersion which includes a first step of mixing (A) an emulsion composition including a water-insoluble polymer having a specific weight-average molecular weight and containing a salt-forming group, an organic solvent having a specific solubility in water, a neutralizing agent and water, with (B) a pigment to obtain a preliminary dispersion having a content of non-volatile components of from 5 to 50% by weight and a weight ratio of the organic solvent to water [organic solvent/water] of from 0.1 to 0.Type: GrantFiled: September 5, 2006Date of Patent: June 21, 2011Assignee: Kao CorporationInventors: Toshiyuki Matsumoto, Tsuyoshi Oda, Koji Kamei, Toshiya Iwasaki
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Patent number: 7960477Abstract: Thermoplastic molding compositions, comprising A) from 10 to 95% by weight of a thermoplastic polyamide, B) from 5 to 90% by weight of an acrylate rubber, obtainable via free-radical-initiated aqueous emulsion polymerization of ethylenically unsaturated monomers in the presence of at least one dispersing agent and of at least one free-radical initiator, where the emulsion polymerization uses from 1 to 50% by weight of an alkene having from 5 to 12 carbon atoms [monomer A], and from 50 to 99% by weight of an ester based on an ?,?-monoethylenically unsaturated mono- or dicarboxylic acid having from 3 to 6 carbon atoms and on an alkanol having from 1 to 12 carbon atoms [monomer B], and also, if appropriate, up to 10% by weight of an ?,?-monoethylenically unsaturated mono- or dicarboxylic acid having from 3 to 6 carbon atoms and/or its amide [monomer C], and up to 30% by weight of an ?,?-ethylenically unsaturated compound different from the monomers A to C [monomer D], and the monomers A to D give a total of 10Type: GrantFiled: December 5, 2007Date of Patent: June 14, 2011Assignee: BASF SEInventors: Martin Weber, Rajan Venkatesh
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Patent number: 7956113Abstract: Hydrophobicizing additives are water-redispersible powders or aqueous dispersions containing: a) water-insoluble, film-forming base polymer(s) based on homopolymers or copolymers of one or more vinyl esters of optionally branched C1-15 alkylcarboxylic, (meth)acrylic esters of C1-15 alcohols, vinylaromatics, olefins, dienes and vinyl halides, b) one or more hydrophobic organosilicon compounds, fatty acids, or derivatives thereof, or hydrocarbon waxes, and c) one or more protective colloids, wherein the proportion of the component b) based on the total weight of the component a) is more than 30% by weight.Type: GrantFiled: November 24, 2005Date of Patent: June 7, 2011Assignee: Wacker Chemie AGInventors: Stefan Killat, Peter Fritze
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Patent number: 7956119Abstract: A coating composition for a soft feel coating on portable terminals and electronic instruments having excellent discoloration resistance, heat resistance, yellowing resistance and anti-fouling properties is disclosed. The coating composition includes an oligomer composition obtained by blending polybutadiene polyol and polyolefinic acid, and various additives added to the oligomer composition. The coating composition is coated onto surfaces of portable terminals and electronic instruments.Type: GrantFiled: December 21, 2006Date of Patent: June 7, 2011Assignee: Samsung Electronics Co., LtdInventors: Do-Heang Kang, Young-Ki Kim, Hoon-Soo Park
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Patent number: 7932334Abstract: The present invention provides a resin which generates an acid by irradiation and is a salt of an organic cation and an anionic polymer wherein the anionic polymer has no carbon-carbon unsaturated bond. The present invention further provides a chemically amplified resist composition comprising the same.Type: GrantFiled: December 21, 2006Date of Patent: April 26, 2011Assignee: Sumitomo Chemical Company, LimitedInventors: Nobuo Ando, Ichiki Takemoto, Isao Yoshida, Yukako Harada
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Patent number: 7932321Abstract: The present invention discloses a fabrication method of a basic polymer electrolyte film of blended polyvinyl alcohol and quaternary amine, wherein hydrophilic polyvinyl alcohol and quaternary amine are separately dissolved in a polar organic solvent, and then, the solutions are blended to obtain a glutinous polymeric solution; the glutinous polymeric solution is baked to form a film, and then, the film is soaked in an alkali hydroxide solution to obtain a basic electrolyte-containing solid-state polymer electrolyte film. The basic polymer electrolyte film of the present invention has the characteristics of superior chemical stability, high mechanical strength and high ionic conductivity. When the present invention applies to a zinc-air battery, the utilization rate of zinc is promoted. The basic polymer electrolyte film of the present invention can be widely used in various energy storage systems, such as alkaline battery systems, alkaline fuel cells and capacitors.Type: GrantFiled: September 27, 2006Date of Patent: April 26, 2011Assignee: Chang Gung UniversityInventors: Gwo-Mei Wu, Chun-Chen Yang, Sheng-Jen Lin, Chi-Neng Huang
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Patent number: 7915341Abstract: An ethylene-vinyl alcohol copolymer and a molded article thereof are disclosed. The ethylene-vinyl alcohol copolymer has improved stretching properties and provides the molded article with excellent gas barrier properties, appearance and strength. The ethylene-vinyl alcohol copolymer comprises the structural unit of formula (1): (wherein X represents any binding chain excluding an ether bond, each of R1 to R4 represents independently any substituent and n represents 0 or 1.).Type: GrantFiled: December 17, 2004Date of Patent: March 29, 2011Assignee: The Nippon Synthetic Chemical Industry Co., Ltd.Inventors: Mitsuo Shibutani, Takamasa Moriyama, Kaoru Inoue, Shinta Miyazumi, Ikko Matsui
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Patent number: 7884157Abstract: The invention concerns a process for preparing a block or comb copolymer comprising at least one hydrophilic portion and at least two hydrophobic portions, by anionic solvent-free polymerization of a prepolymer selected from a polyethylene glycol and a polyvinyl alcohol, and of a lactone or dilactone monomer. The process is carried out in the presence of an alkaline-earth metal hydride, in an inert atmosphere, and the polymerization step is not carried out under vacuum. The invention also concerns copolymers obtained by this process.Type: GrantFiled: November 28, 2006Date of Patent: February 8, 2011Assignees: Centre National de la Recherche Scientifique, Universite Montpellier 2 Sciences et TechniquesInventors: André Mas, Nadia Guerrouani, François Schue
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Patent number: 7829611Abstract: A curable binder composition comprising an emulsion polymer, an extender and a hydryoxyamide.Type: GrantFiled: June 19, 2007Date of Patent: November 9, 2010Assignee: Rohm and Haas CompanyInventor: Michael D. Kelly
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Patent number: 7825178Abstract: A floor-polish leveling agent containing an ester compound obtained by reacting a hydroxycarboxylic acid with at least one glycol ether so that substantially all of the carboxyl groups are esterified. The ester compound may be an acetylated ester compound in which one or more hydroxyl groups are acetylated. An aqueous floor-polish composition containing this ester compound and/or acetylated ester compound, and a water-insoluble polymer.Type: GrantFiled: October 14, 2005Date of Patent: November 2, 2010Assignee: Daihachi Chemical Industry Co., Ltd.Inventors: Atsushi Nagata, Yasunori Fujita
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Patent number: 7825179Abstract: A biodegradable resin composition is provided, which is highly transparent with little agglomeration. The biodegradable resin composition comprises a biodegradable polyester resin, a phyllosilicate, and at least one of a polyether phosphate compound, a polar wax and jojoba oil.Type: GrantFiled: October 4, 2006Date of Patent: November 2, 2010Assignee: Unitika Ltd.Inventors: Mitsuhiro Kawahara, Miho Nakai, Kazue Ueda, Akinobu Ogami
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Patent number: 7816441Abstract: The use of an addition polymer A composed in copolymerized form of 0.1% to 40% by weight of at least one C3 to C30 alkene, 40% to 99.9% by weight of at least one ethylenically unsaturated C3 to C6 monocarboxylic acid, 0% to 50% by weight of at least one ethylenically unsaturated C4 to C12 dicarboxylic acid and/or of the ethylenically unsaturated dicarboxylic monoalkyl esters or dicarboxylic anhydrides obtainable from said acid, and 0% to 30% by weight of at least one other ethylenically unsaturated compound which is copolymerizable with the aforementioned monomers, as a dispersing assistant in free-radically initiated aqueous emulsion or suspension polymerization.Type: GrantFiled: July 23, 2009Date of Patent: October 19, 2010Assignee: BASF SEInventors: Oihana Elizalde, Kathrin Michl, Rajan Venkatesh
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Patent number: 7807229Abstract: Methods of forming a pressure sensitive adhesive (PSA) are provided. The methods may be suitable for aircraft exterior applications. A particular method includes mixing together an un-crosslinked acrylic adhesive, a solvent, and a polyisocyanate crosslinker to form a mixture. The method also includes driving off a portion of the solvent. The method further includes reacting the polyisocyanate crosslinker with the un-crosslinked acrylic adhesive. A resultant crosslinked adhesive exhibits a peel strength in a range between around 2 pounds per square inch and around 8 pounds per square inch at temperatures in a range between around 180 degrees Fahrenheit and around 250 degrees Fahrenheit.Type: GrantFiled: April 29, 2009Date of Patent: October 5, 2010Assignee: The Boeing CompanyInventors: Diane C. Rawlings, Larry K. Olli, Bruce K. Keough
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Patent number: 7803872Abstract: A water-soluble, halogen-resistant film-forming composition useful for packaging water treatment products is disclosed. The film can include an acid-stable, water-soluble polyvinyl alcohol polymer, an oxidizable organic material, a chelating agent, a free radical scavenger, and secondary additives such as plasticizers, lubricants, and surfactants. The resulting film has favorable solubility properties after having been exposed to halogenated (e.g., chlorinated and brominated) compositions such as water treatment and agricultural products for prolonged periods of time.Type: GrantFiled: April 24, 2007Date of Patent: September 28, 2010Assignee: Monosol, LLCInventors: Andrew P. Verrall, Stephen D. Goodrich
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Patent number: 7781506Abstract: Disclosed are a composition, a process that can be used to produce the composition, and an article comprising or produced from the composition wherein the composition comprises or is produced from PVOH and a polyol ester plasticizer; the PVOH includes a PVOH homopolymer or copolymer; the polyol ester plasticizer includes an esterified polyol having one or more ester groups and at least one free hydroxyl group; and the process comprises combining PVOH with a polyol ester plasticizer under a condition sufficient to transesterify the poly(vinyl alcohol).Type: GrantFiled: January 26, 2007Date of Patent: August 24, 2010Assignee: E.I. du Pont de Nemours and CompanyInventors: David C. Urian, Peter A. Morken, Donna Lynn Visioli
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Patent number: 7772319Abstract: To provide a thermoplastic elastomer composition which can tightly adhere to a resin having a polar group without the need of using any adhesive and is excellent in water resistance, rubber properties and moldability, or to provide a composite molded article manufactured from the composition. A thermoplastic elastomer composition comprising: (a) 100 parts by mass of a styrene block copolymer constituted by a [vinyl aromatic polymer block (A1)]-[hydrogenated conjugated diene polymer block (A2)]-[vinyl aromatic polymer block (A1)]; (b) 2 to 1000 parts by mass of an acrylic block copolymer having a methacrylic acid ester polymer block (B3) and an acrylic acid ester polymer block (B1); and (c) 2 to 200 parts by mass of a block copolymer containing a hydrophilic group; and a composite resin molded article manufactured by compositing the thermoplastic elastomer composition with a thermoplastic resin.Type: GrantFiled: August 25, 2006Date of Patent: August 10, 2010Assignee: Kuraray Co., Ltd.Inventors: Shuji Fujihara, Toyoaki Kurihara, Kenichi Hamada