Mixing Inorganic Silicon-containing Material Having Color Or Numerical Limitations Other Than Amount, E.g., Included Herein Are M.p., Chemical Composition, Particle Size, Surface Area, Etc., Or Composition Or Product Thereof, Dnrm Patents (Class 524/492)
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Patent number: 8669306Abstract: It is an object of the present invention to provide a curable composition which provides a cured product excellent in low warpage properties and long-term electrical insulation reliability and causes little bleeding during screen printing. The present invention is a curable composition comprising the following components (a) to (e): a component (a): polyurethane having a functional group capable of curing reaction and a carbonate bond, a component (b): ?-butyrolactone, a component (c): diethylene glycol diethyl ether, a component (d): inorganic fine particles and/or organic fine particles, and a component (e): a compound having two or more epoxy groups in one molecule.Type: GrantFiled: December 18, 2009Date of Patent: March 11, 2014Assignee: Showa Denko K.K.Inventors: Kazuhiko Ooga, Kazuya Kimura, Atsushi Umino, Ritsuko Azuma
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Publication number: 20140066561Abstract: This invention describes a thermoplastic moulding compound, specifically a polyamide moulding compound, consisting of: (A) 20-88% by weight thermoplastic synthetic, preferably polyamide; (B) 10-70% by weight fibre-shaped aggregates; (B1) 10-70% by weight glass fibres that consist primarily of silicon dioxide, aluminium oxide, and magnesium oxide; (B2) 0-20% by weight glass fibres that differ from the fibres in components (B1); (B3) 0-20% by weight additional fibre-shaped aggregates that differ from the fibres in components (B1) and (B2), are not based on glass, and are selected from the following group: carbon fibres, graphite fibres, aramide fibres, nanotubes; (C) 2-40% by weight particulate filler material; (D) 0-2% by weight additives; whereby the sum of (A) through (D) equals 100% weight.Type: ApplicationFiled: August 15, 2013Publication date: March 6, 2014Applicant: EMS-PATENT AGInventors: Mark PFLEGHAR, Georg STOPPELMANN, Philipp HARDER, Nikolai LAMBERTS
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Publication number: 20140066564Abstract: A translucent polymer composition is described that contains a thermoplastic polymer combined with an impact modifier. The thermoplastic polymer may comprise a polyester copolymer that is substantially amorphous. The impact modifier may have a core and shell construction and may be configured so as to substantially match the refractive index of the polyester polymer. The polymer composition may also contain at least one stabilizer, an anti-scratch additive, a glitter-like additive, in addition to other components. In one embodiment, the polymer composition substantially blocks ultraviolet rays. In particular, the polymer composition can be formulated so that within the ultraviolet light wavelength range, the polymer composition displays 0% transmission or less.Type: ApplicationFiled: September 6, 2013Publication date: March 6, 2014Applicant: Ticona LLCInventors: Mukul Kaushik, Dirk Zierer, Tilo Vaahs
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Patent number: 8664311Abstract: Elastomer isoprene rubber compositions contain an effective amount of a polyfunctional coupling system (A) as an inorganic-elastomer filler coupling agent, and (B) at least one elastomer of natural or synthetic rubber; (C) an inorganic filler as reinforcing filler; (D) other conventional constituents or additives comprising one or more vulcanizing agent(s), the polyfunctional coupling system being of the constituents (A1) and (A2): (A1) is at least one coupling agent selected from among the functionalized organosilicon compounds of formula (I): [(G0)3SiO1/2]m[(G0)2SiO2/2]n[G0SiO3/2]o[SiO4/2]p[(G2)a(G1)a?(Z—CO—N?N—CO-A)SiO(3-a-a?)/2]q and (A2) is at least one coupling agent selected among polysulfurated “symmetric” silanes, or sulfurated “asymmetric” silanes.Type: GrantFiled: May 18, 2006Date of Patent: March 4, 2014Assignee: Rhodia ChimieInventors: Laurent Guy, Michel Fernandez, Sebastien Sterin
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Patent number: 8657946Abstract: Disclosed is a new composition of matter comprising a polymeric material of photosynthetic origin having embedded therein small particles of an inorganic material. The composition of matter is particularly suitable for use in processes whereby the polymeric material is converted to fuels in liquid or gas form, and/or to the valuable specialty chemicals. The polymeric material comprises biomass. More specifically, the polymeric material comprises cellulose and at least one of hemicellulose and lignin.Type: GrantFiled: May 4, 2007Date of Patent: February 25, 2014Assignee: KiOR, Inc.Inventor: Paul O'Connor
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Publication number: 20140051791Abstract: The present invention provides a rubber composition containing: (A) a rubber component containing 10% by mass or more of at least one kind of rubber selected from diene rubber synthesized by emulsion polymerization and natural rubber and 90% by mass or less of another kind of diene rubber; (B) silica having a n-hexadecyltrimethylammonium bromide (CTAB) adsorption specific surface area of not less than 180 m2/g measured according to a method described in ASTM D3765-92; (C) at least one silane coupling agent selected from a polysulfide compound and a thioester compound; and (D) a vulcanization accelerator, the rubber composition after vulcanization having an average aggregated aggregate area (nm2) of the silica of 1,900 or less, and thus provides a rubber composition that is improved in low-heat-generation property.Type: ApplicationFiled: April 27, 2012Publication date: February 20, 2014Applicant: BRIDGESTONE CORPORATIONInventors: Satoshi Horie, Takaaki Igarashi
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Patent number: 8648138Abstract: Disclosed is a new composition of matter comprising a polymeric material of photosynthetic origin having embedded therein small particles of an inorganic material. The composition of matter is particularly suitable for use in processes whereby the polymeric material is converted to fuels in liquid or gas form, and/or to the valuable specialty chemicals. The polymeric material comprises biomass. More specifically, the polymeric material comprises cellulose and at least one of hemicellulose and lignin.Type: GrantFiled: July 22, 2011Date of Patent: February 11, 2014Assignee: KiOR, Inc.Inventor: Paul O'Connor
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Patent number: 8637600Abstract: Vulcanizates with desirable properties can be obtained from compositions incorporating polymers that include hydroxyl group-containing aryl functionalities, silica or other particulate filler(s) that contain or include oxides of silicon and a compound that includes multiple hydroxyl groups. The compound can act to disrupt the interactivity of the functionalities and the particulate filler particles during processing of the composition, thereby facilitating processing of the composition.Type: GrantFiled: August 11, 2011Date of Patent: January 28, 2014Assignee: Bridgestone CorporationInventors: Xiao-Dong Pan, Zengquan Qin, Yuan-Yong Yan, Jessica Kurasch
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Patent number: 8637598Abstract: A long-fiber-reinforced, thermoplastic molding compound of plastics material has outstanding impact strength and notched impact strength if it contains 30 to 90% by weight of at least one thermoplastic polyolefin, 9 to 69% by weight of at least one glass-like reinforcing fiber and 1 to 30% by weight of at least one mineral filler of an average particle size in the range from 0.1 to 2 ?m. The molding compound is produced by the pultrusion method and is used in the production of domestic appliances such as washing machines or washer-dryers or electrical appliances such as coffeemakers or toasters or refrigerators or in automobile construction.Type: GrantFiled: January 23, 2008Date of Patent: January 28, 2014Assignee: Ticona GmbHInventors: Heinz Bernd, Bruno Wagner, Thomas Borgner, Olaf Herd
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Publication number: 20140017006Abstract: A paving material for filling gaps between paving blocks or the like, the paving material comprising a powdered or granulated mixture of: inert particulate; a water-soluble resin formable from a polymerisation reaction between formaldehyde and an at least difunctional nucleophile; and a water-soluble acid. The paving material is filled into gaps between blocks and then liquid water is applied thereto, or the sand is exposed to ambient humidity (gaseous water). Upon contact with the water, the resin coats the sand and then sets hard, thereby stabilising the block paving.Type: ApplicationFiled: March 21, 2012Publication date: January 16, 2014Inventors: John Thomas Liddy, Paul Andrew Darby
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Publication number: 20140018490Abstract: The invention provides a rubber composition that can enhance fuel economy, wet-grip performance, abrasion resistance, and handling stability in a balanced manner, and a pneumatic tire using this composition.Type: ApplicationFiled: April 17, 2012Publication date: January 16, 2014Applicant: SUMITOMO RUBBER INDUSTRIES, LTD.Inventors: Takafumi Taguchi, Kenichi Uesaka, Yoji Imoto, Satomi Yamauchi, Yoshihiro Kagawa
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Patent number: 8628858Abstract: Disclosed is a millable type silicone rubber composition including as an essential components: (A) 100 parts by weight of an organopolysiloxane represented by the following average compositional formula (I) and having a polymerization degree of at least 100; R1aSiO(4-a)/2??(I) wherein R1 are, identical or different, unsubstituted or substituted monovalent hydrocarbon groups, and a is a positive number of 1.95 to 2.05; (B) 70 to 150 parts by weight of fumed silica having a specific surface area of more than 200 m2/g; (C) 0.1 to 30 parts by weight of an organohydrogenpolysiloxane having at least two hydrogen atoms bonded to silicon atoms in one molecule; and (D) 0.1 to 10 parts by weight of a hydrosilylation reaction catalyst.Type: GrantFiled: December 28, 2011Date of Patent: January 14, 2014Assignee: Shin-Etsu Chemical Co., Ltd.Inventors: Minoru Igarashi, Tsutomu Nakamura, Atsuo Ito, Tomoyoshi Furihata, Hyung-Bae Kim
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Patent number: 8623954Abstract: The present teachings include a coating composition of a powder of fluorine containing particles, aerogel particles and poly(alkylene carbonate). A method of making a fuser member and the fuser member resulting therefrom is also provided.Type: GrantFiled: November 3, 2011Date of Patent: January 7, 2014Assignee: Xerox CorporationInventors: Yu Qi, Qi Zhang, David C. Irving, Daniel L. Coughlin, Jr., Carolyn P. Moorlag, Brynn Mary Dooley, Nan-Xing Hu
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Patent number: 8617504Abstract: Hydrophilic precipitated silicas which combine a particularly low initial moisture content with low moisture absorption over time, a low tapped density and a low silanol group density, have the following physicochemical parameters: equilibrium moisture content (at 70% relative humidity/20° C.) of 0.5%-5.0% by weight, based on the weight of the hydrophilic precipitated silica, BET surface area of 50-250 m2/g, CTAB surface area of 50-250 m2/g, and DBP (anhydrous) of 200-350 g/100 g.Type: GrantFiled: May 29, 2007Date of Patent: December 31, 2013Assignee: Evonik Degussa GmbHInventors: Christian Panz, Helga Obladen, Rene Allerdisse, Karl Meier, Markus Ruf, Michael Kempf, Mario Scholz, Dieter Kuhn
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Publication number: 20130333594Abstract: The present invention relates to a chemically resistant glass composition for the production of reinforcing strands which comprises the following constituents within the limits defined below, expressed in mol %: SiO2 67-72%; ZrO2 5-9.5%, preferably ?7.5%; R2O (R?Na, K and Li) 11-17%; Li2O 0-5.5%; K2O 0-5.5%; Na2O<10%; and CaO 3-9%, the composition furthermore containing less 1% of impurities (Al2O3, Fe2O3, Cr2O3, TiO2, MgO, SrO, BaO and P2O5) and being free of F. It also relates to the glass strands obtained from this composition and to the composites based on an organic or inorganic material containing such strands.Type: ApplicationFiled: August 22, 2013Publication date: December 19, 2013Applicant: OCV Intellectual Capital, LLCInventors: Anne Berthereau, Jerome Lalande
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Patent number: 8592504Abstract: A semiconductor encapsulation material which exhibits a low viscosity and further improved moldability in encapsulation even when highly loaded with an inorganic filler; an amorphous siliceous powder suitable for the preparation of a resin composition useful as the encapsulation material; and a process for the production of the amorphous siliceous powder. An amorphous siliceous powder having a content of Si and Al of 99.5 mass % or above in terms of oxides, wherein the Al content in the particle size region of 15 ?m to less than 70 ?m is 100 to 30000 ppm in terms of oxides; the Al content in the particle size region of 3 ?m to less than 15 ?m is 100 to 7000 ppm in terms of oxides; and the Al content in the whole particle size region is 100 to 25000 ppm in terms of oxides. It is preferable that the (A)/(B) ratio of the Al content (A) in the particle size region of 15 ?m to less than 70 ?m to the Al content (B) in the particle size region of 3 ?m to less than 15 ?m be 1.0 to 20.Type: GrantFiled: June 16, 2009Date of Patent: November 26, 2013Assignee: Denki Kagaku Kogyo Kabushiki KaishaInventors: Yasuhisa Nishi, Syuji Sasaki, Hiroshi Murata
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Patent number: 8592521Abstract: A method for preparing a primer composition adapted to form a polysiloxane hard film on a cured primer layer of the composition comprising processes [1] or [2]: the process [1] comprising the steps of (I) preparing a primer precursor containing a vinyl polymer having a hydrolysable silyl group and an organic UV absorbing group bonded at side chains thereof and silica fine particles dispersed in an organic solvent; (II) adding water to the primer precursor obtained in (I) for hydrolysis; and (III) adding a dehydrating agent to the composition containing the hydrolyzate obtained in (II) to remove moisture from the composition; or the process [2] comprising (IV) hydrolyzing a vinyl polymer having a hydrolysable silyl group and an organic UV absorbing group bonded at side chains thereof by addition of water thereto; (V) adding silica fine particles dispersed in an organic solvent to the resulting hydrolyzate obtained in (IV); and (VI) adding a dehydrating agent to the composition obtained in (V) to remove moisturType: GrantFiled: September 4, 2009Date of Patent: November 26, 2013Assignees: Shin-Etsu Chemical Co., Ltd., Kabushiki Kaisha Toyota Jidoshokki, Toyota Jidosha Kabushiki KaishaInventor: Koichi Higuchi
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Patent number: 8586662Abstract: The invention relates to filled polyamide molding compounds which, in addition to a selected polymer mixture comprising two different polyamides, contain long glass fibers with a non-circular cross-sectional area. Furthermore, the invention relates to the use of such molding compounds for the production of molded articles and the molded articles themselves.Type: GrantFiled: November 12, 2008Date of Patent: November 19, 2013Assignee: EMS-Patent AGInventors: Philipp Harder, Jean-Jacques Linster, Georg Stoppelmann
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Patent number: 8580873Abstract: The present invention relates to an aqueous dispersion comprising (a) at least one (meth)acrylic polymer; (b) at least one vinyl acetate polymer selected from vinyl acetate homopolymer and vinyl acetate copolymers comprising in polymerized form vinyl acetate and ethylene; (c) water; and (d) optionally up to 50% by weight of an inorganic filler, based on the total weight of the aqueous dispersion, wherein the weight ratio of (meth)acrylic polymer(s) (a) to vinyl acetate polymer(s) (b) is from 70:30 to 30:70. The aqueous dispersion may be used as a joint compound or sealing compound.Type: GrantFiled: May 7, 2008Date of Patent: November 12, 2013Assignee: Dow Global Technologies LLCInventors: Larry N. Hyman, Kim Struble
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Patent number: 8575261Abstract: This invention relates to preparation of precipitated silica-containing EPDM based rubber compositions and their use as components of articles of manufacture such as, for example, tires and industrial products. Such preparation relies upon phase mixing of EPDM based rubber compositions which contain particulate reinforcement, such as for example precipitated silica, which may optionally include exfoliated clay reinforcement, to create an enhanced EPDM rubber composition. In one aspect, the invention relates to a pneumatic rubber tire with a visible outer sidewall rubber layer comprised of such rubber composition.Type: GrantFiled: August 31, 2009Date of Patent: November 5, 2013Assignee: The Goodyear Tire & Rubber CompanyInventors: Junling Zhao, Aaron Scott Puhala
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Patent number: 8568625Abstract: Flame retardant aqueous dispersions or suspensions comprising tris(tribromophenoxy)-s-triazine (TTBT) or tetrabromobisphenol A bis(2,3-dibromopropyl ether) (TBBPE) or a mixture thereof and one or more nonionic or anionic surface active agent(s) and/or wetting agent(s) used in textile are described. The flame retardants exhibit high compatibility with textile materials and are stable in aqueous solutions.Type: GrantFiled: April 7, 2005Date of Patent: October 29, 2013Assignee: Bromine Compounds Ltd.Inventors: Royi Mazor, Itzhak Shalev, Nirit Zer-Zion
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Patent number: 8557897Abstract: A process for producing a coating composition includes separately chemically grafting particles with compounds having reactive groups and compounds having hydrophilic polymer chains. The hydrophilic polymer chains dissolve in water at least one temperature between 0 and 100° C. The reactive groups may react with the substrate and or react with one another to form a cross-linked coating, comprising the particles. A process for forming a coating on a substrate is also provided.Type: GrantFiled: March 26, 2012Date of Patent: October 15, 2013Assignee: DSM IP Assets B.V.Inventors: Edwin Currie, Jens Thies, Paul Holmes
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Patent number: 8552071Abstract: The invention relates to hydrogels capable of absorbing aqueous fluids, which hydrogels are produced by polymerization of olefinically unsaturated carboxylic acids or their derivatives. The hydrogels are characterized in that before, during or after the polymerization reaction and before drying a silicic acid alkali salt of the general formula (I) M2O×nSiO2 is added to the polymerization reaction mixture. In said formula M is an alkali metal and n is a number between 0.5 and 4. The hydrogel obtained in this way is then dried at an elevated temperature. The invention also relates to a method for producing said hydrogels and to their use for absorbing aqueous fluids.Type: GrantFiled: November 18, 1999Date of Patent: October 8, 2013Assignee: BASF SEInventors: Thomas Daniel, Ulrich Riegel, Matthias Weismantel, Norbert Herfert, Friedrich Engelhardt
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Patent number: 8536261Abstract: The invention relates to rubber compositions containing a treated silica, particularly sulfur cured rubber compositions, and articles of manufacture having a component thereof such as, for example tires. The invention particularly relates to synthetic amorphous silica, particularly a precipitated silica, treated with a combination of allylsilane and dialkylsilane.Type: GrantFiled: December 6, 2012Date of Patent: September 17, 2013Assignee: The Goodyear Tire & Rubber CompanyInventors: Bruce Raymond Hahn, Byoung Jo Lee
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Patent number: 8536254Abstract: In order to provide a curable casting compound for producing plastic molded parts, comprising a binder component based on polymerizable monomers selected from methyl acrylate or methyl methacrylate and a proportion of about 40 to about 85% by weight of one or more inorganic fillers, which compound can be used for producing plastic molded parts having an increased impact strength, it is proposed that the casting compound comprise 0.1 to 0.5% by weight of keratin fibers.Type: GrantFiled: December 5, 2011Date of Patent: September 17, 2013Assignee: BLANCO GmbH + Co KGInventors: Andreas Hajek, Thomas Marz
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Patent number: 8522847Abstract: The invention relates to a tire having a tread of a cured rubber composition which contains dual silica moieties in a sense of containing both hydrophilic precipitated silica and in situ hydrophobated precipitated silica.Type: GrantFiled: December 17, 2007Date of Patent: September 3, 2013Assignee: The Goodyear Tire & Rubber CompanyInventors: Paul Harry Sandstrom, Kuo-Chih Hua, Shingo Futamura, Kenneth Allen Bates
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Publication number: 20130217822Abstract: Glass batch compositions for the formation of high-modulus, and high-strength glass fibers as well as fibers suitable for use as textile and reinforcements are disclosed. Fibers formed of the composition are especially suitable for use in high-strength, low-weight applications such as windmill blades and high strength and modulus applications where strength and stiffness are required in the composite. The glass composition is up to about 70.5 weight % SiO2, about 24.5 weight % Al2O3, about 22 weight % alkaline earth oxides and may include small amounts of alkali metal oxides and ZrO2. Additionally, glass fibers formed from the inventive composition are non-corrosive or substantially non-corrosive in nature. Due to the non-corrosive nature of the glass fibers, glass fibers made with the inventive composition may be used in applications where the glass fibers or a composite formed from the glass fibers are in contact with a corrosive substance.Type: ApplicationFiled: January 30, 2007Publication date: August 22, 2013Inventors: Douglas A. Hofmann, Peter B. Mc Ginnis
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Patent number: 8512834Abstract: A polyurethane that is a reaction product of reaction components, the reaction components comprising (a) a polyol; (b) a polyisocyanate selected from an aromatic, alicyclic or aliphatic polyisocyanate or combinations thereof; (c) a mixture of chain extenders that includes (i) a chain extender having a sulfur bridge in an amount of between 1 and 30 weight percent of the total mixture of claim extenders and (ii) a main chain extender, wherein the chain extender having a sulfur bridge. The chain extender having a sulfur bridge may be characterized as R1-A-Sx—B—R2 wherein R1 and R2 are selected from an OH, an NH2 or combinations thereof, A and B are selected from a divalent aliphatic, alicyclic or aromatic organic group or combinations thereof, A and B may be the same or different and x is an integer of between 2 and 10.Type: GrantFiled: December 20, 2007Date of Patent: August 20, 2013Assignees: Compagnie Generale des Etablissements Michelin, Michelin Recherche et Technique S. A.Inventor: Michael E. Dotson
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Patent number: 8509669Abstract: The present teachings disclose a surface coating. The surface coating includes a fluoroplastic having dispersed therein aerogel particles wherein the aerogel particles comprise from about 0.1 weight percent to about 25 weight percent of the surface coating. The surface coating is useful as an out layer for fuser members.Type: GrantFiled: March 22, 2011Date of Patent: August 13, 2013Assignee: Xerox CorporationInventors: Carolyn P. Moorlag, Yu Qi, Nicoleta D. Mihai, Gordon Sisler, Sandra J. Gardner, Qi Zhang, Nan-Xing Hu
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Patent number: 8507587Abstract: Herein are disclosed wall repair compounds comprising at least one or more polymeric binder latex emulsions, one or more inorganic fillers, and comprising an amount of organic polymeric thickener that is less than about 0.1 percent by weight based on the total weight of the wall repair compound. In certain embodiments, the wall repair compound comprises an inorganic filler system selected such that such that synthetic inorganic fillers comprise essentially 100 percent of the inorganic filler used. In certain embodiments, the wall repair compound comprises one or more organic ether smoothing agents.Type: GrantFiled: June 1, 2009Date of Patent: August 13, 2013Assignee: 3M Innovative Properties CompanyInventors: John E. Gozum, Richard A. Mallo
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Patent number: 8501857Abstract: A silicone coating composition is provided comprising (A) a hydrolytic condensate obtained by (co)hydrolytic condensation of an alkoxysilane, (B) colloidal silica, (C) a urethane-modified vinyl polymer, (D) a curing catalyst, and (E) a solvent, the solid content of component (C) being 1 to 30% by weight based on the total solid content of components (A) and (B). The silicone coating composition can be coated and cured to an organic resin substrate without a need for primer, and the cured coating is abrasion resistant and transparent to visible light.Type: GrantFiled: August 5, 2010Date of Patent: August 6, 2013Assignee: Shin-Etsu Chemical Co., Ltd.Inventor: Koichi Higuchi
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Patent number: 8501856Abstract: The invention relates to curable, storage-stable silicon-containing compositions reinforced with functionalized silica useful as one and two-part sealant and adhesive systems. The cured compositions provide silicon-containing rubber having excellent translucency, physical properties and primerless adhesion.Type: GrantFiled: July 13, 2007Date of Patent: August 6, 2013Assignee: Momentive Performance Materials Inc.Inventors: Reuben Correia, Abirami Srikanth, Indumathi Ramakrishnan, Shayne Landon, Vikram Kumar
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Patent number: 8487034Abstract: The invention relates to a hot melt dispensable polymeric composite and process for making and using the composite. Particulates of adequate particle size are mixed with a polymer that exhibits low viscosities at temperatures typically provided by hot-melt glue guns to form rods that vary significantly in density from the base polymer. Novel articles can be manufactured by dispensing the composite from a glue gun into molds or by placement of the melt molding compound into preformed cavities within an end article.Type: GrantFiled: January 16, 2009Date of Patent: July 16, 2013Assignee: Tundra Composites, LLCInventors: Kurt Emil Heikkila, John S. Kroll, Rodney K. Williams
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Patent number: 8487042Abstract: A resin composition including the following components (A) to (C): (A) polyarylene sulfide resin: 20 wt %<component (A)?60 wt %; (B) hexagonal boron nitride: 8 wt %?component (B)?55 wt %; and (C) flat glass fiber: 15 wt % ?component (C)?55 wt % wherein the amount ratio of each component is a weight percentage relative to the total amount of the components (A) to (C).Type: GrantFiled: May 2, 2008Date of Patent: July 16, 2013Assignee: Idemitsu Kosan Co., Ltd.Inventors: Naoto Okubo, Wataru Kosaka, Eiji Tamura
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Patent number: 8487032Abstract: Provided is a rubber composition that comprises a rubber component of at least one of natural rubber and synthetic rubber and a resin composition containing a novolak-type resorcin resin and a resol-type phenolic resin in which the content of the dimethylene ether group is within a specific range. Not using hexamethylenetetramine or hexamethoxymethylmelamine as a curing agent, the curability and the thermal stability of the resin composition have been enhanced; and the rubber composition has characteristics of high elasticity, large elongation at breakage and low heat generation. Also provided is a tire which comprises the rubber composition in the tire bead part thereof and, therefore, has improved durability in use thereof while concerning for the environmental safety.Type: GrantFiled: March 30, 2010Date of Patent: July 16, 2013Assignee: Bridgestone CorporationInventors: Kumi Fujiki, Kazuhiro Maekawa
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Patent number: 8481616Abstract: A two step method for preparing a filler composition, the filler composition useful to prepare a nanocomposite polymer and an epoxy nanocomposite coating. First, disperse a water dispersible filler material in a liquid comprising water, but without any added intercalation agent, to form a dispersion. Second, replace at least a portion of the water of the liquid with an organic solvent so that the water concentration of the liquid is less than six percent by weight to form the filler composition, the average size of at least one dimension of the filler material being less than two hundred nanometers upon examination by transmission electron microscopy of a representative freeze dried sample of the dispersion of the first step. A nanocomposite polymer can be prepared by mixing the filler composition with one or more polymer, polymer component, monomer or prepolymer to produce a polymer containing the filler composition.Type: GrantFiled: January 16, 2012Date of Patent: July 9, 2013Assignees: Dow Global Technologies LLC, The Texas A & M UniversityInventors: Luyi Sun, Jae Woong Boo, Hung-jue Sue, Maurice J. Marks, Richard F. Fibiger, Michael S. Paquette
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Patent number: 8481633Abstract: The invention relates to a rubber mixture, in particular for pneumatic vehicle tires, bands, and belts. The rubber mixture is characterized by the following composition: at least one diene rubber and—at least one precipitated silicic acid having a CTAB surface area greater than or equal to 150 m2/g and a BET surface area greater than or equal to 150 m2/g and a DBP number between 180 and 350 g/100 g and a full width at half maximum, which is standardized to the location of the reflection, of the reflection of less than or equal to 0.95 and a homogeneity ratio d 25% to d 75% of 1.00 to 1.80 and a relative width Ypressed in the compressed state of less than or equal to 2.8 (g nm)/ml and a fineness index F.V.pressed in the compressed state between 100 and 140, and further additives.Type: GrantFiled: October 6, 2010Date of Patent: July 9, 2013Assignee: Continental Reifen Deutschland GmbHInventors: Carmen Schmidt, Carla Recker, Thomas Fey
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Patent number: 8476374Abstract: The present invention relates to an activated silane compound obtained by reacting a hydrocarbyloxysilane compound with an organic metal compound in an organic solvent, and enhancing interaction of silica with carbon black and improving the fracture characteristic, the abrasion resistance and the low heating property provide an activated silane compound which can be reduced in a blending amount, a rubber composition prepared by blending it as a silane coupling agent and a pneumatic tire prepared by using the above rubber composition, which is excellent in a durability, a low heating property and the like.Type: GrantFiled: April 4, 2007Date of Patent: July 2, 2013Assignee: Bridgestone CorporationInventors: Tetsuya Omura, Kouichi Morita, Uchu Mukai
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Patent number: 8475932Abstract: Disclosed is a composition comprising, or produced from, an organic acid-modified ionomer and silica filler having oil absorption greater than 100 g oil/100 g silica. Also disclosed are articles produced from the composition such as golf balls.Type: GrantFiled: October 12, 2010Date of Patent: July 2, 2013Assignee: E I du Pont de Nemours and CompanyInventor: Peter A. Morken
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Patent number: 8476349Abstract: A rubber composition for a tire is blended with diene-based rubber containing 50 wt % or more of SBR, and 0.2 to 5 parts by weight of cyclic polysulfide represented by the below formula (I), 1 to 30 parts by weight of aromatic denatured terpene resin, 20 to 80 parts by weight of silica, and 40 to 100 parts by weight of carbon black relative to 100 parts by weight of the diene-based rubber. Further, a total blending amount of the silica and the carbon black is 70 to 130 parts by weight. In the formula, R represents a substituted or unsubstituted alkylene group having 2 to 18 carbon atoms, a substituted or unsubstituted oxyalkylene group having 2 to 18 carbon atoms, or an alkylene group including an aromatic ring, x represents an average number of 2 to 6, and n represents an integer of 1 to 15.Type: GrantFiled: June 3, 2011Date of Patent: July 2, 2013Assignee: The Yokohama Rubber Company, LimitedInventor: Naoki Kushida
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Patent number: 8476353Abstract: Provided are an amorphous polyamide resin composition having high transparency, and is excellent in heat resistance and stiffness, and a molded product thereof. The glass filler contains, expressed in terms of oxides by mass %, 68 to 74% of silicon dioxide (SiO2), 2 to 5% of aluminum oxide (Al2O3), 2 to 5% of boron oxide (B2O3), 2 to 10% of calcium oxide (CaO), 0 to 5% of zinc oxide (ZnO), 0 to 5% of strontium oxide (SrO), 0 to 1% of barium oxide (BaO), 1 to 5% of magnesium oxide (MgO), 0 to 5% of lithium oxide (Li2O), 5 to 12% of sodium oxide (Na2O), and 0 to 10% of potassium oxide (K2O), where a total amount of lithium oxide (Li2O), sodium oxide (Na2O), and potassium oxide (K2O) is 8 to 12%.Type: GrantFiled: September 25, 2008Date of Patent: July 2, 2013Assignee: Asahi Fiber Glass Company, LimitedInventors: Hideyuki Higashiyama, Keiji Sekine
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Publication number: 20130158149Abstract: An active-energy-ray-curable hot-melt urethane resin composition contains a hot-melt urethane and an active energy ray polymerization initiator, the hot-melt urethane being obtained by converting more than 50% and 100% or less of the total number of isocyanate groups in an isocyanate group-terminated urethane prepolymer into terminal (meth)acryloyl groups by a reaction with hydroxyl groups in a reactive functional group-containing (meth)acrylic compound, the isocyanate group-terminated urethane prepolymer being obtained by reacting a polyisocyanate component with a polyol component that contains an aromatic polyester polyol containing a 2,2-dimethyl-1,3-propylene structure in its molecule in an amount of 90% by mole or more of a glycol component and a polyol other than the aromatic polyester polyol.Type: ApplicationFiled: August 3, 2011Publication date: June 20, 2013Applicant: DIC CORPORATIONInventors: Yoshinori Kanagawa, Daichi Higuchi, Tamotsu Sakamoto
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Patent number: 8459319Abstract: This invention relates to a pneumatic tire with an outer, running surface containing, circumferential tread comprised of a styrene/butadiene (SBR) rich rubber composition containing two SBR's with spaced apart glass transition temperatures (Tg's), one of which is a functionalized SBR with a functional group reactive with hydroxyl groups on a precipitated silica, together with a combination of at least three resins with spaced apart softening points. The filler reinforcement is a combination of precipitated silica and specialized rubber reinforcing carbon black.Type: GrantFiled: August 31, 2009Date of Patent: June 11, 2013Assignee: The Goodyear Tire & Rubber CompanyInventors: Jennifer Lyn Ryba, Paul Harry Sandstrom, Steven Wayne Cronin, Bret Herbert Marts
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Patent number: 8455582Abstract: It is an object of the present invention to provide a tire rubber composition excellent in performances such as silica dispersibility and processability. The present invention relates to a tire rubber composition, comprising: a rubber component; silica; and a silane coupling agent, wherein the silica has a CTAB specific surface area of 180 m2/g or more and a BET specific surface area of 185 m2/g or more, and the silane coupling agent is a copolymer comprising units A represented by formula (1) and units B represented by formula (2), and the proportion of the units B is 1 to 70 mol % of the total molar amount of the units A and the units B.Type: GrantFiled: December 8, 2010Date of Patent: June 4, 2013Assignee: Sumitomo Rubber Industries, Ltd.Inventors: Takayuki Hattori, Ai Matsuura, Michio Hirayama, Kenichi Uesaka
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Publication number: 20130137565Abstract: A glass fibre of quaternary composition including SiO2, AI2O3, CaO, and MgO, each present in an amount of at least 5 wt. %, and having less than 3.3 wt. % B2O3, and less than 2.0 wt. % fluorine, characterized by: 22.0<MgO+CaO?35.0 wt %, and 27.0<MgO+AI2O3?44.0 wt %. all amounts being expressed in weight % with respect to the total weight of the composition. Also disclosed is a method of making composite materials reinforced with such fibres, and their use in applications such as windmill blades, pressure vessels, components in the automotive, machinery, aerospace applications and such products produced therewith.Type: ApplicationFiled: February 4, 2011Publication date: May 30, 2013Applicant: 3B FIBREGLASS SPRLInventors: Hendrik Druart, Yves Houet, Dimitri Laurent, Oleg Prokhorenko
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Patent number: 8450408Abstract: A pneumatic tire obtained by using a rubber composition containing 100 parts by mass of a rubber component comprising at least one of natural rubber and diene base synthetic rubber, 20 to 150 parts by mass of precipitated silica as a filler in which a cetyltrimethylammonium bromide-adsorbing specific surface area (CTAB) (m2/g) and the mode Aac in diameters (nm) of primary aggregates determined by acoustic measurement of particle size distribution satisfy equation (A) shown below and in which a difference between an ignition loss (mass reduction % when heated at 750° C. for 3 hours) and a heating loss (mass reduction % when heated at 105° C. for 2 hours) satisfies equation (B) shown below and 1 to 25 parts by mass of at least one specific sulfur-containing silane compound as a silane coupling agent: Aac??0.76×(CTAB)+274??(A) (ignition loss)?(heating loss)?3??(B).Type: GrantFiled: April 28, 2010Date of Patent: May 28, 2013Assignee: Bridgestone CorporationInventor: Naohiro Sasaka
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Patent number: 8448697Abstract: A coating composition according to the present invention includes silica microparticles and fluorine resin particles. The coating film formed on a surface of an article includes a silica film composed of the silica microparticles, in which the fluorine resin particles are dotted so as to partially expose from a surface of the silica film, an exposed area of the silica film is larger than an exposed area of the fluorine resin particles, and amount of natrium contained in the coating composition is made equal to or less than 0.5% in a ratio by weight to contained amount of the silica microparticles.Type: GrantFiled: February 6, 2009Date of Patent: May 28, 2013Assignee: Mitsubishi Electric CorporationInventors: Reiji Morioka, Toshiaki Yoshikawa, Yasuhiro Yoshida, Yoshinori Yamamoto, Teruhiko Kumada
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Patent number: 8450389Abstract: The invention includes a system for solidification of liquid medical waste for use in connection with a vessel configured to receive an aqueous liquid to be solidified. The system includes an absorbent composition including a plurality of surface cross-linked superabsorbent particles and a plurality of second particles. Additionally, a soluble packet may be included so that the absorbent composition is released upon dissolution of the packet. The invention also includes a liquid solidification system for reducing gel block and a method of solidifying liquid medical waste.Type: GrantFiled: April 1, 2010Date of Patent: May 28, 2013Assignee: Zappa-Tec LLCInventor: Quint Barefoot
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Patent number: 8445587Abstract: Improved mechanical properties of either clay or carbon nanotube (CNT)-reinforced polymer matrix nanocomposites are obtained by pre-treating nanoparticles and polymer pellets prior to a melt compounding process. The clay or CNTs are coated onto the surfaces of the polymer pellets by a milling process. The introduction of moisture into the mixture of the nanoparticles and the polymer pellets results in the nanoparticles more easily, firmly, and thoroughly coating onto the surfaces of the polymer pellets.Type: GrantFiled: July 18, 2010Date of Patent: May 21, 2013Assignee: Applied Nanotech Holdings, Inc.Inventors: Dongsheng Mao, Zvi Yaniv
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Patent number: 8440273Abstract: A coating composition for forming a glossy, inkjet-receptive coating on a substrate includes (a) a cationic polymer, and (b) colloidal silica having an average particle size in the nanometer range.Type: GrantFiled: August 8, 2005Date of Patent: May 14, 2013Assignee: IP Investments Inc.Inventor: David K. Hood