Patents Examined by Anthony H Sheh
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Patent number: 8440753Abstract: Disclosed herein is a polycarbonate composition comprising polycarbonate; a colorant composition that comprises a white colorant in an amount of about 1 to about 15 wt %, based on the total weight of the polycarbonate composition; a fibrous composition; and an acid composition; wherein the weight ratio of the acid composition to the colorant composition is about 0.0001:1 to about 1:1. Disclosed herein too is a method comprising blending a polycarbonate composition that comprises polycarbonate; a colorant composition that comprises a white colorant in an amount of about 1 to about 15 wt %, based on the total weight of the polycarbonate composition; a fibrous composition; and an acid composition; wherein the weight ratio of the acid composition to the colorant composition is about 0.0001:1 to about 1:1.Type: GrantFiled: November 25, 2008Date of Patent: May 14, 2013Assignee: Sabic Innovative Plastics IP B.V.Inventors: Siguang Jiang, Yanjun Li, Xiangping Zou
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Patent number: 8217106Abstract: In the present invention, ceramic particles are used as an optical diffusible filler. The present invention provides an optical diffusible material containing ceramic particles, wherein the ceramic particles satisfy the following requirements (I) and (II): (I) the total amount of Al2O3 or MgO and SiO2 is 80% by weight or more; and (II) the weight ratio of Al2O3 or MgO to SiO2 ((Al2O3 or MgO)/SiO2) is 0.1 to 15.Type: GrantFiled: August 2, 2006Date of Patent: July 10, 2012Assignee: Kao CorporationInventors: Mikio Sakaguchi, Kazuo Oki
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Patent number: 8183307Abstract: Crosslinkable substances based on organosilicon compounds contain encapsulated biocides which maintain their effectiveness for extended periods.Type: GrantFiled: July 25, 2007Date of Patent: May 22, 2012Assignee: Wacker Chemie AGInventor: Marko Prasse
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Patent number: 8138253Abstract: A filler for powder coating materials is provided, which comprises inorganic parties having a Mohs hardness of 1 to 4 and satisfying the following particle size distribution of the following relationships (1) to (5): 2?A?30??(1); Cumulative 50 vol. % diameter (median diameter) determined by Microtrac FRA [?m]; 0?B?35??(2); Cumulative undersize for one-half the cumulative 50 vol. % diameter (median diameter) determined by Microtrac FRA [vol. %]; 1?C?25??(3); Value obtained by dividing cumulative 90 vol. % diameter determined by Microtrac FRA by cumulative 10 vol. % diameter [-]; 1?D?6??(4); Value obtained by dividing cumulative 75 vol. % diameter determined by Microtrac FRA by cumulative 25 vol. % diameter [-]; and E?100??(5); Maximum particle diameter in particle-diameter fraction frequency distribution determined by Microtrac FRA [?m].Type: GrantFiled: September 6, 2006Date of Patent: March 20, 2012Assignee: Maruo Calcium Company LimitedInventors: Takeshi Maeba, Nariatsu Uto, Takanobu Sakai
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Patent number: 8138259Abstract: The invention relates to a housing from a polyamide molding compound containing 70 to 99.5% by weight of at least one thermoplastic polyamide and 0.5 to 30% by weight of at least one polyamide oligomer with linear or branched chain structure with a number average molar mass of 800 to 5000 g/mol with basic end groups which are at least partially NH2 end groups, and carboxyl end groups, one of these end groups being present in excess and the concentration of the end group present in excess being at most 300 mmol/kg.Type: GrantFiled: August 28, 2009Date of Patent: March 20, 2012Assignee: Ems-Chemie AGInventors: Paul Schwitter, Georg Stoeppelmann, Alex Stolarz, Helmut Thullen
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Patent number: 8101677Abstract: A multi-component room-temperature-curable silicone rubber composition comprising at least: (A) a diorganopolysiloxane, (B) a methoxy group-containing silicon compound comprising a bis(methoxysilyl)alkane or a organotrimethoxysilane (except amino group containing organotrimethoxysilane) (B-1), a methoxy group-containing carbasilatrane derivative (B-2), and an aminoalkylmethoxysilane (B-3) (wherein the weight ratio of constituent (B-2) to constituent (B-3) is in the range of (20:80) to (80:20)); and (C) a curing catalyst, the composition being packaged as two or more separately stored compositions wherein none of said separately stored compositions contain all said components (A), (B), and (C) simultaneously.Type: GrantFiled: September 29, 2006Date of Patent: January 24, 2012Assignee: Dow Corning Toray Company, Ltd.Inventors: Wataru Nishiumi, Hirotoki Morimoto
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Patent number: 8063127Abstract: An antihazing agent for noncrystalline cycloolefin resins which can inhibit the hazing of the resins due to fine cracking caused by environmental change, particularly, environmental change from high temperature and humidity atmosphere to ordinary temperature and humidity atmosphere without losing the characteristics inherent in the resins to keep the transparency of the resins and inhibit the light transmittance thereof from lowering; noncrystalline cycloolefin resin compositions containing the agent; and optical elements made from the compositions. A compound component containing a metal rosinate as the main component is used as the antihazing agent for noncrystalline cycloolefin resins. It is particularly preferable that the antihazing agent further contain one or more members selected from the group consisting of alkali metal salts, alkaline earth metal salts, and Group 12 metal salts.Type: GrantFiled: October 30, 2006Date of Patent: November 22, 2011Assignee: Polyplastics Co., Ltd.Inventors: Eiki Kunimoto, Hirotaka Miyazaki, Hajime Serizawa
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Patent number: 8057561Abstract: The invention provides an isolated, particulate polyoxometalate complex comprising a water-soluble cationic polymer and a polyoxometalate compound ionically bound to the cationic polymer. The polyoxometalate compound can be an isopolyoxometalate compound, such as an isopolytungstate, or a heteropolyoxometalate compound. The invention further provides a chemical-mechanical polishing composition comprising a preformed polyoxometalate abrasive, as well as a method of chemically-mechanically polishing a substrate therewith.Type: GrantFiled: September 11, 2006Date of Patent: November 15, 2011Assignee: Cabot Microelectronics CorporationInventors: Daniela White, John Parker
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Patent number: 7999037Abstract: Polycarbonate compositions are disclosed. The compositions comprise a polycarbonate polymer (A) having repeating units derived from at least three different monomers, one monomer being 2-phenyl-3,3-bis(4-hydroxyphenyl)phthalimidine (PPPBP); and the other two monomers having the formula: wherein each Rk is independently a halogen atom, a C1-10 hydrocarbon group, or a C1-10 halogen substituted hydrocarbon group, and n is 0 to 4; and an impact modifier (B). The resulting composition has improved heat resistance and chemical resistance, particularly to Fuel C.Type: GrantFiled: December 31, 2008Date of Patent: August 16, 2011Assignee: Sabic Innovative Plastics IP B.V.Inventors: Bernardus Johannes Paulus Jansen, Yohana Perez de Diego, Andries Adriaan Volkers
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Patent number: 7989520Abstract: The present invention relates to an antifouling paint composition which is pro-environmental because it does not contain organotin and copper compound which are the major causes of maritime environmental pollution, and has excellent inhibitory effect on the adhesion of marine organisms on the surface. The antifouling paint composition of the present invention characteristically comprises a resin, tourmaline and an alkali metal, an alkali earth metal and/or an oxide thereof.Type: GrantFiled: March 28, 2008Date of Patent: August 2, 2011Assignee: Pusan National University Industry-University Cooperation FoundationInventors: Ho Hwan Chun, Inwon Lee, Hyun Park, Won Sub Chung, Nam-Ju Jo
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Patent number: 7981954Abstract: Methods for controlling atmospheric corrosion of a metallic surface including coating the metallic surface with a coating material containing at least one compound having at least one thioamide group.Type: GrantFiled: January 26, 2006Date of Patent: July 19, 2011Assignee: BASF AktiengesellschaftInventors: Gerhard Fischer, Monica Fernandez Gonzalez, Marc Schroeder, Konrad Roschmann, Alexander Goethlich, Hermann Bergmann, Guido Vandermeulen
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Patent number: 7972696Abstract: Particles with a structural surface which are useful to produce abrasion resistant self-cleaning surfaces contain particulate solid particles having a superstructured overlayer of fine particles. The particles may be prepared by polymerizing a polymerizable siloxane, silane, or mixture thereof in a Pickering emulsion.Type: GrantFiled: March 16, 2007Date of Patent: July 5, 2011Assignee: Wacker Chemie AGInventors: Frank Sandmeyer, Herbert Barthel, Torsten Gottschalk-Gaudig
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Patent number: 7968657Abstract: A thermoplastic compound is disclosed, comprising polyhydroxyalkanoate and macrocyclic poly(alkylene dicarboxylate) oligomer. Optionally the compound also includes additional polymers and functional additives to modify physical properties of the compound. Molded or extruded plastic articles can be made from the compound. The compound is ductile, in comparison to the polyhydroxyalkanoate without the macrocyclic poly(alkylene dicarboxylate) oligomer.Type: GrantFiled: October 19, 2007Date of Patent: June 28, 2011Assignee: PolyOne CorporationInventor: Roger W. Avakian
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Patent number: 7960463Abstract: Particular embodiments are directed toward a rubber mixture comprising (i) a rubber; and (ii) a filler component, where the filler component includes a filler selected from the group consisting of amorphous aluminum hydroxycarbonate, amorphous aluminum hydroxyoxycarbonate, and amorphous aluminum oxycarbonate, where said amorphous aluminum hydroxycarbonate, amorphous aluminum hydroxyoxycarbonate, and amorphous aluminum oxycarbonate are characterized by a BET specific surface area of less than 40 m2/g.Type: GrantFiled: December 30, 2008Date of Patent: June 14, 2011Assignee: Bridgestone CorporationInventors: Xiao-Dong Pan, Pat Sadhukhan
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Patent number: 7951864Abstract: The present invention provides polymer nanocomposites with dispersed nanotubes and methods of making same. The polymer may be a polyether. For example, the present invention provides an effective method to successfully disperse single walled nanotubes (SWNTs) into both Polyethylenoxide (PEO) and its low molecular weight analog polyethylene glycol (PEG) with hydrodynamic percolation at about 0.09 wt % and an electrical percolation at about 0.03 wt % SWNTs at room temperature, and the resulting nanocomposites. The method may include providing a surfactant. Most notably the present inventors achieved a decrease in the melting point of the polymer and a retardation of polymer crystallization due to the presence of the nanotubes.Type: GrantFiled: October 13, 2009Date of Patent: May 31, 2011Assignee: University of HoustonInventors: Ramanan Krishnamoorti, Tirtha Chatterjee, Koray Yurekli
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Patent number: 7910652Abstract: The invention relates to a polyamide moulding compound containing 70 to 99.5% by weight of at least one thermoplastic polyamide and 0.5 to 30% by weight of at least one polyamide oligomer with linear or branched chain structure with a number average molar mass of 800 to 5000 g/mol with basic end groups which are at least partially NH2 end groups, and carboxyl end groups, one of these end groups being present in excess and the concentration of the end group present in excess being at most 300 mmol/kg.Type: GrantFiled: March 24, 2006Date of Patent: March 22, 2011Assignee: Ems-Chemie AGInventors: Paul Schwitter, Georg Stoeppelmann, Alex Stolarz, Helmut Thullen
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Patent number: 7902287Abstract: The present invention provides a polyamide resin composition and a method of preparing the composition. The composition includes a first polyamide resin, a second polyamide resin different from the first, a transition metal, and a lubricant. The first polyamide resin has an extractable fraction of nylon 6 oligomer at least one percent as determined by ISO 6427. The composition is optimized for relative viscosity, viscosity number, moisture content, and an amount of extractables.Type: GrantFiled: January 21, 2008Date of Patent: March 8, 2011Assignee: BASF AktiengesellschaftInventors: William E. Grant, Norman S. Terrell, Robert G. Corry, Eric S. Noon, Cesar G. Ortiz
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Patent number: 7902284Abstract: Organosilicon compositions which can be cured to produce elastomers, in particular elastomers suitable for use in the food industry, contain very fine particulate aluminum oxide powder in minor amount. Non-blocking sheets and pellets can be formed from the compositions, and later molded and cured.Type: GrantFiled: July 4, 2007Date of Patent: March 8, 2011Assignee: Wacker Chemie AGInventor: Peter Jerschow
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Patent number: 7893148Abstract: The present invention provides polymer nanocomposites with dispersed nanotubes and methods of making same. The polymer may be a polyether. For example, the present invention provides an effective method to successfully disperse single walled nanotubes (SWNTs) into both Polyethylenoxide (PEO) and its low molecular weight analog polyethylene glycol (PEG) with hydrodynamic percolation at about 0.09 wt % and an electrical percolation at about 0.03 wt % SWNTs at room temperature, and the resulting nanocomposites. The method may include providing a surfactant. Most notably the present inventors achieved a decrease in the melting point of the polymer and a retardation of polymer crystallization due to the presence of the nanotubes.Type: GrantFiled: August 24, 2006Date of Patent: February 22, 2011Assignee: University of HoustonInventors: Ramanan Krishnamoorti, Tirtha Chatterjee, Koray Yurekli
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Patent number: 7868078Abstract: Novel compositions, as well as related methods, coatings, and articles, are disclosed.Type: GrantFiled: October 17, 2008Date of Patent: January 11, 2011Assignee: Biointraface, Inc. a Rhode Island Corp.Inventor: John D. Jarrell