Product Having A Silicon Atom Patents (Class 523/209)
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Tire with rubber component containing combination of carbon black, silica and functionalized mineral
Patent number: 8415426Abstract: A tire is provided having a component comprised of a rubber composition containing at least one conjugated diene-based elastomer and a combination of rubber reinforcing fillers composed of rubber reinforcing carbon black, precipitated silica and granular functionalized mineral comprised of at least one of aluminum hydrate (ALOOH) and titanium dioxide. The granular mineral is functionalized by pretreatment with a coupling agent. The granular mineral fillers are pretreated with a coupling agent to promote a combination of rubber reinforcing effect for the mineral fillers and to promote a hydrophobation of the mineral fillers to promote their dispersability in the rubber composition.Type: GrantFiled: December 20, 2011Date of Patent: April 9, 2013Assignee: The Goodyear Tire & Rubber CompanyInventors: Kuo-Chih Hua, Ling Du -
Patent number: 8404347Abstract: Amphiphilic, magnetic composite particles are comprised of cores and shells. The core contains both hydrophobic vinylic graft copolymer, hydrophobic vinylic homopolymer and magnetic nanoparticles, and the shell to which the hydrophobic vinylic polymer is grafted is a hydrophilic, nitrogen-containing polymer. Typically, the composite particles are made by a process which involves generating radicals on nitrogen atoms of the water-soluble polymer, and then initiating free-radical copolymerization of said vinylic monomer(s) and vinylic-coated magnetic nanoparticles, whereby vinylic polymer(s) undergo(es) phase separation and the vinylic coated magnetic nanoparticles are encapsulated within the vinylic polymer to form a composite latex.Type: GrantFiled: January 26, 2009Date of Patent: March 26, 2013Assignee: Hong Kong Polytechnic UniversityInventors: Pei Li, Kin Man Ho
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Patent number: 8367752Abstract: New gel coat composition, in particular new marine gel coat compositions, a process for their manufacture as well as their use to coat surfaces of articles exposed to light, water and solvents. The gel coats incorporate a precipitated silica having A BET surface of from 150 to 250 m2/g A SiO2 content of more than or equal to 98.5% by weight A Na2O content of less than or equal to 0.5% by weight.Type: GrantFiled: February 4, 2011Date of Patent: February 5, 2013Assignee: Evonik Degussa CorporationInventors: James Toth, Matt Romaine
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Patent number: 8349918Abstract: An organic siloxane composite material containing polyaniline/carbon black and a preparation method thereof are disclosed. The organic siloxane composite material containing polyaniline/carbon black consists of a plurality of polyaniline/carbon black composites distributed in organic siloxane precursor while the organic siloxane composite material containing polyaniline/carbon black includes from 10 to 30 weight percent of polyaniline/carbon black composites. The preparation method of organic siloxane composite material containing polyaniline/carbon black includes the steps of: distributing a plurality of polyaniline/carbon black composites in organic siloxane precursor to produce a first solution; and adding a cross-linking agent into the first solution, after reaction with each other, an organic siloxane composite material containing polyaniline/carbon black is produced.Type: GrantFiled: January 21, 2009Date of Patent: January 8, 2013Assignee: Chung Shan Institute of Science and Technology, Armaments Bureau, M.N.D.Inventors: Cheng-Chien Yang, Kuo-Hui Wu, Wang Tsae Gu, Yuen-Hsin Peng
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Patent number: 8349460Abstract: Organosilicon composites are described, comprising 30 to 90 vol. % of a cured organosilicon copolymer derived by curing an organosilicon polymer having, in the same copolymer, silicon-containing repeating units comprising a silicon hydride and silicon-containing repeating units comprising a C1-10 ethylenically unsaturated group; and 10 to 70 vol. % of a dielectric filler. The composites are used in the manufacture of circuit subassemblies.Type: GrantFiled: October 8, 2009Date of Patent: January 8, 2013Assignee: World Properties, Inc.Inventor: Sankar K. Paul
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Patent number: 8318262Abstract: The invention relates to the use of spherical metal particles, which are free of antimony and/or antimony-containing compounds, as a laser marking agent or laser weldability agent in a plastic, wherein the particle size distribution of the spherical metal particles, as determined by means of laser granulometry, in the form of the volume-averaged cumulative undersize particle size distribution, has a D99 value of <110 ?m, a D90 value of <75 ?m, and a D50<45 ?m. The invention further relates to a laser-markable and/or laser-weldable plastic which a laser marking agent consisting of spherical metal particles, which are free of antimony and/or antimony-containing compounds, wherein the particle size distribution of the spherical metal particles, as determined by means of laser granulometry, in the form of the volume-averaged cumulative undersize particle size distribution, has a D99 value of <110 ?m, a D90 value of <75 ?m, and a D50<45 ?m.Type: GrantFiled: August 18, 2007Date of Patent: November 27, 2012Assignee: Eckart GmbHInventors: Marco Greb, Martin Schaal, Thomas Schuster, Walter Ziegler
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Patent number: 8318833Abstract: The present invention is drawn to pigment suspensions, methods of forming pigment suspensions, and ink sets. The pigment suspension can comprise an aqueous liquid vehicle and a polymer-encapsulated pigment suspended in the liquid vehicle. The polymer-encapsulated pigment can include a pigment core, a passivation layer formed from a passivation component including an amphiphilic polymer and deposited on a surface of the pigment core, and a polymer-encapsulation layer attached to or deposited on the passivation layer.Type: GrantFiled: April 26, 2007Date of Patent: November 27, 2012Assignee: Hewlett-Packard Development Company, L.P.Inventor: Sivapackia Ganapathiappan
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Patent number: 8304077Abstract: Metallic effect pigments with a platelet-shaped metallic substrate. The pigments have at least one metal oxide layer.Type: GrantFiled: July 8, 2009Date of Patent: November 6, 2012Assignees: Eckart GmbH, BYK-Chemie GmbHInventors: Alfred Bubat, Wolfgang Griesel, Phu Qui Nguyen, Hans-Jörg Kremitzl
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Patent number: 8298367Abstract: A pressure sensitive adhesive composition includes (A) a bodied MQ resin containing (i) a resinous core and (ii) a nonresinous polyorganosiloxane group, where the nonresinous polyorganosiloxane group is terminated with a silicon-bonded hydroxyl group; (B) a treated MQ resin, where (B)/(A) ratio has a value of 0.3 to 5.0, and (C) a polydiorganosiloxane terminated with a condensation reactable group; where resin/polymer ratio has a value of 2.0 to 3.0; optionally (D) a crosslinker; optionally (E) a catalyst; and optionally (F) a solvent. A pressure sensitive adhesive product prepared by curing the pressure sensitive adhesive composition is useful in structural attachment applications such as structural glazing applications.Type: GrantFiled: July 6, 2006Date of Patent: October 30, 2012Assignee: Dow Corning CorporationInventors: Andrew Beger, Loren Lower, Timothy Lueder, Rochelle Nesbitt, Randall Schmidt
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Publication number: 20120225127Abstract: A nanocomposite exhibiting solvent-assisted self-assemblage properties and forming microcapsule useful for guest-encapsulation and process for making the same which comprises the reaction product of a smectite-type clay and an oligosilsesquioxane from hydrolytic polycondensation of a trialkoxy aminoalkyl silane and a trialkoxy alkenyl silane dispensed in a vinyl polymer by in situ intercalative polymerisation of a vinyl monomer. A process for making microcapsule which comprises casting a solution of the nanocomposite in a suitable volatile solvent followed by evaporation of the solvent. A method for producing guest-encapsulated microcapsule which comprises casting a solution of the nanocomposite and the guest molecule in a suitable volatile solvent followed by evaporation of the solvent.Type: ApplicationFiled: March 29, 2010Publication date: September 6, 2012Applicant: Council of Scientific & Industrial ResearchInventors: Chorappan Pavithran, Bindu Prasannakumaran Nair
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Publication number: 20120183776Abstract: A curable composition of the present invention includes resin-coated inorganic fine particles. The resin-coated inorganic fine particles may be formed by surface-modifying inorganic fine particles with a silane coupling agent containing an organic linking chain formed of a mercapto group, a hydroxyl group, an amino group, an isocyanato group, or a glycidyl group and then coating the surface-modified inorganic fine particles with a thermoplastic resin.Type: ApplicationFiled: September 16, 2010Publication date: July 19, 2012Applicant: FUJIFILM CORPORATIONInventors: Daisuke Arioka, Hiroki Sasaki, Toshiaki Hayashi
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Patent number: 8141324Abstract: A structural adhesive tape includes a closed cell silicone foam support and a structural adhesive composition on opposing sides of the closed cell silicone foam support. The structural adhesive composition may be a condensation reaction curable pressure sensitive adhesive composition. The structural adhesive tape is useful in structural glazing applications, such as curtain wall applications.Type: GrantFiled: July 6, 2006Date of Patent: March 27, 2012Assignee: Dow Corning CorporationInventors: Lawrence Carbary, Timothy Lueder, Rochelle Nesbitt, Andrew Beger, Loren Lower, Randall Schmidt
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Patent number: 8143330Abstract: Provided is a polycarbonate resin composition which contains specific amounts of a glass filler and glossy particles, which can be molded into an article in which no difference in lightness is visually observed between the left side and the right side of the weld line, and which has excellent optical properties and flame retardancy. The polycarbonate resin composition contains: a composition formed of an aromatic polycarbonate resin (A) and a glass filler (B) having a difference in refractive index 0.002 or less from the aromatic polycarbonate resin of; glossy particles (C-1) having an average particle diameter of 10 ?m or more and less than 50 ?m; glossy particles (C-2) having an average particle diameter of 50 to 300 ?m; a silicone compound (D) having a reactive functional group; and an organic alkali metal salt compound and/or an organic alkali earth metal salt compound (E).Type: GrantFiled: December 4, 2008Date of Patent: March 27, 2012Assignee: Idemitsu Kosan Co., Ltd.Inventors: Toshio Isozaki, Kouji Satou, Takayoshi Tanaka
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Patent number: 8138369Abstract: A process for producing an adsorbent where a metal oxide is reacted with an alkoxy silane to produce an epoxy-functionalized metal oxide. This product is reacted with an amino-substituted propionic acid and a nitro-substituted fluorenone, and this product is grafted to the epoxy-functionalized metal oxide. This grafted product is the adsorbent, which may be contacted with a hydrocarbon mixture having at least one sulfur containing compound in order to remove this sulfur containing compound. Also disclosed is a process for adding polymerization groups to an adsorbent.Type: GrantFiled: June 6, 2008Date of Patent: March 20, 2012Assignee: Chevron U.S.A. Inc.Inventors: Xiaolin Wei, Scott Michael Husson, Marcus V. Dutra e Mello, Daniel Chinn
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Patent number: 8133939Abstract: Provided are: a polycarbonate resin composition which is excellent in mechanical properties, physical properties, optical properties, and flame retardancy, including: a composition formed of an aromatic polycarbonate resin (A) and a glass filler (B) having a difference in refractive index of 0.002 or less from the aromatic polycarbonate resin; glossy particles (C-1) having an average particle diameter of 10 ?m or more and less than 50 ?m; glossy particles (C-2) having an average particle diameter of 50 to 300 ?m; and a silicone compound (D) having a reactive functional group; a polycarbonate resin molded article obtained by molding the polycarbonate resin composition; and a method of producing a polycarbonate resin molded article, involving subjecting the polycarbonate resin composition to injection molding at a mold temperature of 120° C. or higher.Type: GrantFiled: December 5, 2008Date of Patent: March 13, 2012Assignee: Idemitsu Kosan Co., Ltd.Inventors: Toshio Isozaki, Kouji Satou, Takayoshi Tanaka
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Patent number: 8097343Abstract: The present invention describes compositions and methods for trapping/capturing and/or destroying dangerous substances such as chemical and biological warfare agents. The present invention relates to dendritic polymers, specifically, to quaternary ammonium functionalized dendritic polymers and N-Halamine functionalized dendritic polymers. Such dendrimers are useful for the capture and neutralization of biological and chemical warfare agents.Type: GrantFiled: June 12, 2006Date of Patent: January 17, 2012Assignees: Triton Systems, Inc., DSM IP Assets B.V.Inventors: Khaled Mahmud, Lawino Kagumba, Franciscus Johannes Marie Derks
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Patent number: 8071666Abstract: Suspensions having good flow properties are produced by including a particulate thickener containing chemically or physically bound polymer.Type: GrantFiled: July 4, 2006Date of Patent: December 6, 2011Assignee: Wacker Chemie AGInventors: Herbert Barthel, Michael Dreyer, Torsten Gottschalk-Gaudig
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Publication number: 20110294917Abstract: Modular plastic structural composites formed from a mixture of (A) high density polyolefin and one or both of: (B) a thermoplastic-coated fiber material, or (C) polystyrene, poly(methyl methacrylate), or a combination thereof. Composites molded in the form of I-Beams and bridges constructed therefrom are also disclosed.Type: ApplicationFiled: July 28, 2011Publication date: December 1, 2011Applicant: RUTGERS, THE STATE UNIVERSITY OF NEW JERSEYInventors: Jennifer K. Lynch, Thomas J. Nosker, Richard Lehman, James D. Idol, Kenneth Van Ness, Richard W. Renfree, Maryann Renfree
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Patent number: 8063265Abstract: A hydrogel having a floatability where from 40% to 90% of a solution and/or suspension to be thickened are thickened starting from the surface of the liquid and the rest of the solution and/or suspension to be thickened is thickened starting from the bottom of the container, a process for preparing the hydrogel and also its use for absorbing blood and/or body fluids, especially in hygiene articles, or for thickening aqueous solutions and/or suspensions, especially for thickening medical wastes.Type: GrantFiled: October 28, 2004Date of Patent: November 22, 2011Assignee: BASF AktiengesellschaftInventors: Martin Beck, Volker Frenz, Anna Kowalski, Elisabeth Selzer, Ernst Jürgen Bauer, Harald Keller, Bernhard Steinmetz
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Patent number: 8048941Abstract: The present invention is directed to a particulate composite of silica and elastomer comprising a porous silica shell at least partially surrounding a core of diene based elastomer, with at least part of the elastomer extending through at least some of the pores of the porous silica shell.Type: GrantFiled: December 3, 2009Date of Patent: November 1, 2011Assignee: The Goodyear Tire & Rubber CompanyInventors: Georges Koster, Wolfgang Lauer
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Patent number: 8030374Abstract: An object of the present invention is to prevent, in blending an inorganic filler for the purpose of improving rigidity of a thermoplastic resin, deterioration in impact resistance and surface smoothness caused by the inorganic filler. The invention relates to a polyphenylene ether based resin composition containing (a) from 10 to 93% by weight of a polyphenylene ether based resin and optionally a styrene based resin, (b) from 2 to 20% by weight of a styrene based thermoplastic elastomer modified with an imidazolidinone compound, and (c) from 5 to 60% by weight of an inorganic filler that has been surface treated with a silane compound.Type: GrantFiled: August 8, 2003Date of Patent: October 4, 2011Assignee: Asahi Kasei Chemicals CorporationInventors: Juro Ozeki, Toru Yamaguti
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Publication number: 20110223421Abstract: A silicone composition comprises (a) a curable silicone resin, (b) an inorganic particle having a polymeric surface coating formed thereon, and (c) a cross-linking compound. The (a) curable silicone resin comprises units having a functional group R1 selected from an aryl group, an alkyl group, an alkenyl group, and hydrogen. The polymeric surface coating comprises an organopolysiloxane. The organopolysiloxane comprises units selected from R23SiO1/2, R22SiO2/2, R2SiO3/2, and combinations thereof. R2 is selected from an aryl group, an alkyl group, an alkenyl group, hydrogen, and combinations thereof, and R1 equals R2. The (c) cross-linking compound is reactive with at least one of (a) and the polymeric surface coating.Type: ApplicationFiled: November 18, 2009Publication date: September 15, 2011Inventors: Yukinari Harimoto, Bizhong Zhu
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Patent number: 8008370Abstract: Coating formulations especially useful for topcoat and clearcoat applications contains an isocyanate-reactive resin, a blocked isocyanate curative, and particles which bear blocked isocyanate functionalities, a considerable portion of which unblock at a temperature lower than the unblocking temperature of the curative. As a result, the coatings exhibit improved scratch resistance.Type: GrantFiled: February 2, 2006Date of Patent: August 30, 2011Assignee: Wacker Chemie AGInventors: Juergen Pfeiffer, Volker Stanjek, Torsten Gottschalk-Gaudig
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Patent number: 7998583Abstract: Nanoparticulate silicone organo copolymers exhibit controlled hydrophobicity in composite thermal insulation systems.Type: GrantFiled: June 10, 2009Date of Patent: August 16, 2011Assignee: Wacker Chemie AGInventors: Oliver Minge, Albert Hausberger
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Patent number: 7999026Abstract: Colloidal silica particles dispersed in a reactive monomer may cause the polymerization, degradation, or the like of the reactive monomer by an action of the solid acidity of the surfaces of the particles and a monomer may be polymerized during a process for producing a monomer-dispersed silica sol, or a stable silica sol may not be obtained. In addition, a polymer of a resin formed article etc. obtained by curing a monomer-dispersed silica sol may be deteriorated, degraded, or the like with time. Therefore, there are provided a reactive monomer-dispersed silica sol having high stability by reducing the solid acidity of the surfaces of the colloidal silica particles contained in the reactive monomer-dispersed silica sol, and a production method thereof, and a curable composition using the reactive monomer-dispersed silica sol, and a cured article in which the deterioration, the degradation, or the like of the polymer is suppressed.Type: GrantFiled: January 31, 2008Date of Patent: August 16, 2011Assignee: Nissan Chemical Industries, Ltd.Inventors: Naohiko Suemura, Keiko Yoshitake
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Publication number: 20110189462Abstract: A photochromic dye encapsulated by a dendritic polymer. The encapsulated photochromic dye having an increased fade rate.Type: ApplicationFiled: December 7, 2008Publication date: August 4, 2011Inventors: XIE Shihui, Araz Prihantoro, Angelina Octaviani Arykwan
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Patent number: 7981211Abstract: Surface-modified, fumed silica having the data: BET surface area, m2/g: 25-400; Average primary particle size, nm: 5-50; pH: 3-10; Carbon content, % by weight: 0.1-10; Potassium content (calculated as potassium oxide), % by weight: 0.000001-40; is prepared by subjecting a fumed silica to surface modification in the presence of potassium compounds. It can be used in LSR silicone rubber compositions as a filler.Type: GrantFiled: September 11, 2007Date of Patent: July 19, 2011Assignee: Evonik Degussa GmbHInventors: Juergen Meyer, Mario Scholz
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Publication number: 20110166256Abstract: The present invention relates to hydrophobic gypsum and to a process for making gypsum hydrophobic, in particular it relates to a powdered hydrophobing additive, a hydrophobic gypsum composition and method for preparing same using granules containing organosilicon compounds as hydrophobing additives. The invention provides a granulated additive for rendering gypsum material hydrophobic, comprising a particulate carrier on which is deposited an organosilicon component, a binder polymer and an emulsifier for the organosilicon component. Such a granulated hydrophobic additive is able to provide a high initial hydrophobicity to gypsum materials to which it is applied and that the obtained hydrophobicity can last during a long period of time.Type: ApplicationFiled: May 26, 2009Publication date: July 7, 2011Inventors: Laurence Gallez, Jean-Paul Lecomte, Marie-Jose Sarrazin, Marc Thibaut
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Patent number: 7972431Abstract: Surface-modified silicas Surface-modified, highly structured, potassium oxide-doped silicas, characterized by BET surface area, m2/g: 25-400 average primary particle size, nm: 5-50 pH: 3-10 carbon content, % by weight: 0.1-10 potassium oxide content, % by weight: 0.000001-40 are prepared by subjecting a potassium oxide-doped silica to surface modification. It can be used as a filler in silicone rubber compositions.Type: GrantFiled: September 11, 2007Date of Patent: July 5, 2011Assignee: Evonik Degussa GmbHInventors: Juergen Meyer, Mario Scholz, Kai Schumacher
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Patent number: 7956106Abstract: An organic siloxane composite material containing polyaniline/carbon black and a preparation method thereof are disclosed. The organic siloxane composite material containing polyaniline/carbon black consists of a plurality of polyaniline/carbon black composites distributed in organic siloxane precursor while the organic siloxane composite material containing polyaniline/carbon black includes from 10 to 30 weight percent of polyaniline/carbon black composites. The preparation method of organic siloxane composite material containing polyaniline/carbon black includes the steps of: distributing a plurality of polyaniline/carbon black composites in organic siloxane precursor to produce a first solution; and adding a cross-linking agent into the first solution, after reaction with each other, an organic siloxane composite material containing polyaniline/carbon black is produced.Type: GrantFiled: October 30, 2007Date of Patent: June 7, 2011Assignee: Chung Shan Institute of Science and Technology, Armaments Bureau, M.N.D.Inventors: Cheng-Chien Yang, Kuo-Hui Wu, Wang Tsae Gu, Yuen-Hsin Peng
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Publication number: 20110117359Abstract: A coating composition, method of making the coating composition, a printable media including the coating composition is described. The coating composition includes a solid material including particles and a binder material. The solid material particles have an estimated concavity value greater than approximately 0.1.Type: ApplicationFiled: November 16, 2009Publication date: May 19, 2011Inventors: Juan M. de Santos Avila, Ali R. Mehrabi, Ming Shi
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Patent number: 7932346Abstract: A novel process is used to prepare synthetic rubbers (B) which feature very narrow molecular weight distribution and a correspondingly low value for the polydispersity index. The preparation process encompasses the treatment of a synthetic rubber with ultrasound, where the resultant synthetic rubber (B) has a lower weight-average molecular weight (Mw) than the synthetic rubber (A) used. The resultant synthetic rubbers (B) have excellent suitability for processing via extruder processes or injection-molding processes.Type: GrantFiled: June 7, 2010Date of Patent: April 26, 2011Assignee: LANXESS Deutschland GmbHInventors: Lothar Reif, Stephen Pask
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Patent number: 7928151Abstract: A resin composition for a shell mold which reduces smoke generation upon molding of a casting mold and maintains a crumbility and a casting mold strength of a phenolic resin, and resin coated sand by the use thereof are provided. The resin composition for the shell mold includes the phenolic resin and an aromatic condensed phosphate ester. The phenolic resin is used as a binder of the resin coated sand used for producing a main mold and a core for shell mold casting of cast iron, cast steel, aluminum, and the like. The aromatic condensed phosphate ester is very effective as a crumbling agent for improving the crumbility of the casting mold after casting.Type: GrantFiled: December 11, 2006Date of Patent: April 19, 2011Assignee: Hitachi Chemical Company, Ltd.Inventors: Daiki Oniyanagi, Masaru Wada, Yoshirou Oowada, Tetsurou Saikawa
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Patent number: 7915327Abstract: A process of preparing spherical nano-sized core/shell silica particles, including providing a latex polymer dispersion comprising particles of a liquid dispersible starting polymer in a dispersion liquid, adding at least one functionalized monomer to the latex polymer dispersion and polymerizing the at least one functionalized monomer on the particles, and growing an outer silicate shell on the particles through addition and reaction of at least one silane monomer.Type: GrantFiled: March 22, 2007Date of Patent: March 29, 2011Assignee: Xerox CorporationInventors: Barkev Keoshkerian, Naveen Chopra, Paul J. Gerroir
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Patent number: 7910634Abstract: Disclosed are aqueous dispersions of polymer-enclosed particles, such as nanoparticles. Also disclosed are methods for making an aqueous dispersion of polymer-enclosed particles, polymerizable polymers useful in such a method, powder coating compositions formed from such an aqueous dispersion, substrates at least partially coated with such a composition, and reflective surfaces comprising a non-hiding coating layer deposited from such a composition.Type: GrantFiled: May 25, 2006Date of Patent: March 22, 2011Assignee: PPG Industries Ohio, Inc.Inventors: Shawn A. DeSaw, Dennis L. Faler, W. David Polk
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Publication number: 20110034585Abstract: A method of preparing a transparent polymer material includes i) obtaining composite nanoparticles having mineral nanoparticles at least partially coated with at least one monomer and/or at least one polymer suitable for promoting physicochemical interactions at the interface between the mineral nanoparticles and a thermoplastic polycarbonate matrix, the mineral nanoparticles being surface-modified by the monomer and/or the polymer, either directly by grafting or directly by adsorption of the monomer and/or polymer onto the surface of the mineral nanoparticles; or via a coupling agent selected from a chlorosilane or an organosilane including a functional group that is capable of reacting by a radical pathway. The composite nanoparticles obtained in step i) are mixed with the thermoplastic polycarbonate matrix in the molten state to obtain the transparent polymer material.Type: ApplicationFiled: December 9, 2008Publication date: February 10, 2011Inventors: Anne Christmann, Jean-Francois Hochepied, Jose-Marie Lopez-Cuesta, Laure Meynie, Alexandra Roos, Nathalie Cornet, Karine Cavalier, Didier Sy, Marc Lacroix
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Patent number: 7851335Abstract: The object of the present invention is to provide an adhesive composition that enables to produce conforming products with a high manufacturing yield and without breaking or chipping of the chips in the picking-up step and that enables to stably connect a wire without contaminating a wire pad part disposed at the circumference of a bonding surface during a wire bonding step that is performed after die bonding, even in the case of chips being reduced in a thickness. The adhesive composition of the present invention comprises: (A) an acrylic polymer; (B) an epoxy resin; (C) a thermosetting agent; and (D) a silicone compound having a specific side chain.Type: GrantFiled: March 31, 2009Date of Patent: December 14, 2010Assignee: Lintec CorporationInventors: Isao Ichikawa, Naoya Saiki, Hironori Shizuhata
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Publication number: 20100303874Abstract: An anisotropic self assembled structure comprises isotropic grafted nanoparticles in a polymeric matrix, the self-assembled structure comprising (a) a one-dimensional string of the grafted nanoparticles within the matrix, the string having a width of one nanoparticle and a length of 1-10 nanoparticles, (b) a substantially two-dimensional sheet of the grafted nanoparticles within the matrix, the sheet having a length and a breadth of at least one micron respectively, wherein the sheet is about 2-5 nanoparticles in thickness, or (c) a plurality of three dimensionally interconnected structures where the width of each of the structures is 1-10 nanoparticles; wherein each grafted nanoparticle comprises a substantially spherical inorganic core nanoparticle and a polymeric brush structure grafted thereto.Type: ApplicationFiled: December 16, 2008Publication date: December 2, 2010Inventors: Pinar Akcora, Sanat K. Kumar
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Publication number: 20100305235Abstract: The invention relates to an anticorrosive nanocomposite coating material that comprises polyurea, organophilic clay and suitable additives, and is useful for preparing a polyurea/clay nanocomposites; whereby said nanocomposite coating material is coated on a substrate to greatly decrease the corrosion rate of the substrate; wherein said polyurea is combined from an amino terminated compounds and a isocyanate compound. The invention also provides a process for preparing said nanocomposite coating material, said process comprising: mixing homogeneously said amino terminated compound and an organophilic clay, followed by mixing homogeneously with isocyanate compound and suitable additives at a proper ratio, wherein, after a polymerization reaction, said organophilic clay can achieve a nano-scale dispersion extent, thereby obtaining said anticorrosive nanocomposite coating material.Type: ApplicationFiled: August 16, 2010Publication date: December 2, 2010Applicant: BRIGHTEN ENGINEERING CO., LTD.Inventors: Ying-Man LAM, Darren HALL, Shir-Joe LIOU
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Publication number: 20100196698Abstract: The invention relates to the use of a mixture with spherical metal particles and metal flakes as a laser marking agent or laser weldability agent in a plastic, wherein the particle size distribution of the spherical metal particles and of the metal flakes in the mixture, as determined by means of laser granulometry, in the form of the volume-averaged cumulative undersize particle size distribution, has a Dmixture, 90 value of <100 ?m and a Dmixture, 50<60 ?m. The invention further relates to a masterbatch which comprises a mixture with spherical metal particles and metal flakes. The invention additionally relates to a laser-markable and/or laser-weldable plastic which comprises a mixture with spherical metal particles and metal flakes.Type: ApplicationFiled: November 19, 2008Publication date: August 5, 2010Inventors: Stefan Trummer, Martin Schaal, Marco Greb
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Patent number: 7767736Abstract: A composition is described comprising an organic polymer or a polymerizable monomer, having dispersed therein a surface-modified particle phase, in an amount sufficient to reduce the flammability of the polymer.Type: GrantFiled: December 5, 2005Date of Patent: August 3, 2010Assignee: 3M Innovative Properties CompanyInventor: Jimmie R. Baran, Jr.
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Publication number: 20100190885Abstract: The invention relates to a tire having at least one component of a rubber composition comprised of at least one conjugated diene-based elastomer which contains silica reinforcement together with use of a combination of coupling agents for the silica. The coupling agent combination is comprised of blocked alkoxyorganomercaptosilane and unblocked alkoxyorganomercaptosilane coupling agents. Such tire component may be, for example, a tire tread.Type: ApplicationFiled: November 25, 2009Publication date: July 29, 2010Inventors: Kuo-Chih Hua, Ping Zhang
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Publication number: 20100189940Abstract: The invention provides titanium-dioxide-containing composites, a method for their production and the use of these composites.Type: ApplicationFiled: August 27, 2007Publication date: July 29, 2010Applicant: SACHTLEBEN CHEMIE GMBHInventors: Sonja Grothe, Petra Fritzen, Jochen Winkler, Bernd Rohe, Birgit Bittmann, Frank Haupert, Nicole Knör
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Patent number: 7763703Abstract: A novel process is used to prepare synthetic rubbers (B) which feature very narrow molecular weight distribution and a correspondingly low value for the polydispersity index. The preparation process encompasses the treatment of a synthetic rubber with ultrasound, where the resultant synthetic rubber (B) has a lower weight-average molecular weight (Mw) than the synthetic rubber (A) used. The resultant synthetic rubbers (B) have excellent suitability for processing via extruder processes or injection-moulding processes.Type: GrantFiled: December 11, 2006Date of Patent: July 27, 2010Assignee: LANXESS Deutschland GmbHInventors: Lothar Reif, Stephen Pask
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Patent number: 7763665Abstract: Mesoscopically ordered, hydrothermally stable metal oxide-block copolymer composite or mesoporous materials are described herein that are formed by using amphiphilic block polymers which act as structure directing agents for the metal oxide in a self-assembling system.Type: GrantFiled: December 5, 2006Date of Patent: July 27, 2010Assignee: The Regents of the University of CaliforniaInventors: Galen D. Stucky, Bradley F. Chmelka, Dongyuan Zhao, Nick Melosh, Qisheng Huo, Jianglin Feng, Peidong Yang, David Pine, David Margolese, Wayne Lukens, Jr., Glenn H. Fredrickson, Patrick Schmidt-Winkel
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Publication number: 20100179249Abstract: The present invention pertains to a process for preparing a modified inorganic oxygen-containing particulate material comprising the steps of: a) preparing a mixture of an aqueous suspension of inorganic oxygen-containing particulate material and an alkoxylated alcohol according to the formula (I) wherein R1 is a C1-C8 alkyl, C4-C8 cycloalkyl or phenyl, R2 is hydrogen or methyl, and n is an integer from 1 to 5; b) optionally adding a first resin and/or a first resin precursor; c) adding one or more coupling agents to the mixture; d) optionally adding a second resin and/or a second resin precursor to the resulting mixture; and wherein optionally water is removed at least partially from the mixture before or during step b), c) or d), or after step d); and optionally converting the first resin precursor into the first resin before, during or after step c) and/or the second resin precursor into the second resin after step d).Type: ApplicationFiled: June 16, 2006Publication date: July 15, 2010Applicant: Akzo Nobel N.V.Inventors: Elwin Schomaker, Rudolf Anthonius Maria Venderbosch
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Publication number: 20100168276Abstract: The invention relates to the use of a precipitated silica, pretreated by at least one organosilane hydrophobing compound or one hydrophobing silicone oil, as a reinforcing filler for silicone elastomer, the said pretreated silica being incorporated in the silicone elastomer by cold mixing and having the following features: —a BET specific surface ranging from 50 to 450 m2/g, —a water wettability lower than 80, —a sulfur content lower than 0.1% by weight. The invention is directed to the curable silicone elastomer composition thus obtained.Type: ApplicationFiled: August 6, 2009Publication date: July 1, 2010Applicants: RHODIA CHIMIE, SHIN-ETSU CHEMICAL CO., LTDInventors: Agnès Pottier, Kyu-Min Hwang, Minoru Iragashi, Tsutomu Nakamura, Nahohiko Harada
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Publication number: 20100159764Abstract: A coating composition comprising 100 pbw as solids of a synthetic resin emulsion and 1-300 pbw of a non-halogen flame retardant in which phosphorus and nitrogen-containing non-halogen flame retardant particles are surface coated with a functional group-containing organosilicon resin is applicable to vehicle interior materials such as car seats, floor mats and ceiling members.Type: ApplicationFiled: March 4, 2010Publication date: June 24, 2010Inventors: Nobuyuki TAKAHATA, Norio Nakamura, Yuji Gama, Harukazu Okuda
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Publication number: 20100160491Abstract: In a process for producing composite particles comprising a polymer and a finely divided inorganic solid, the process comprises providing an aqueous dispersion of a sol of the modified finely divided solid, adding at least one monomer suitable for free radical type polymerisation and adding a suitable free radical polymerisation initiator to initiate polymerisation of the monomer, wherein the reaction mixture is free from added surfactant, dispersant or auxiliary co-monomer. Compositions comprising the resulting particles are also disclosed.Type: ApplicationFiled: May 16, 2008Publication date: June 24, 2010Inventors: Steven P. Armes, Andreas Schmid
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Publication number: 20100144922Abstract: A process for preparing aqueous dispersions of composite particles using monomers containing silane groups.Type: ApplicationFiled: April 28, 2008Publication date: June 10, 2010Applicant: BASF SEInventors: Arno Tuchbreiter, Harm Wiese