Carbon Particle Having Specified Dimension Patents (Class 524/496)
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Publication number: 20150087763Abstract: The present invention relates to a copolymer including a monomer unit (a) derived from isoprene and a monomer unit (b) derived from farnesene; a process for producing the copolymer including at least the step of copolymerizing isoprene with farnesene; a rubber composition including (A) the copolymer, (B) a rubber component and (C) carbon black; a rubber composition including (A) the copolymer, (B) a rubber component and (D) silica; a rubber composition including (A) the copolymer, (B) a rubber component, (C) carbon black and (D) silica; and a tire using the rubber composition at least as a part thereof.Type: ApplicationFiled: April 2, 2013Publication date: March 26, 2015Applicants: KURARAY CO., LTD., AMYRIS, INC.Inventors: Daisuke Koda, Kei Hirata
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Patent number: 8987366Abstract: Provided is a seal ring manufactured from a mixture containing a soft resin including at least one of a thermoplastic elastomer and a dynamic crosslinked resin, and a hard resin including a thermoplastic resin. With this seal ring, the adhesion to the inner peripheral surface of a housing can be maintained in a no-load state where a hydraulic pressure is not generated even after use as a one-piece type for an extended period of time and oil leakage can be effectively prevented. The mixture constituting the seal ring preferably has a compression permanent deformation of 95% or lower after immersion in an automatic transmission fluid at 150° C. for 100 hours.Type: GrantFiled: January 13, 2012Date of Patent: March 24, 2015Assignee: Kabushiki Kaisha RikenInventors: Hiroshi Ito, Akihiro Oowada
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Patent number: 8980992Abstract: An adhesive including an amorphous carbon dispersed in a cyanate ester resin, wherein the adhesive has static dissipative properties and low radio frequency loss properties.Type: GrantFiled: March 4, 2009Date of Patent: March 17, 2015Assignee: The Boeing CompanyInventors: Lynn Edward Long, Randall Jay Moss
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Patent number: 8980991Abstract: Exemplary embodiments provide intermediate transfer members that can be used in electrostatographic devices and methods for using them in forming an image. The disclosed intermediate transfer members can include a plurality of nanotubes with high electrical conductivity, high thermal conductivity, and/or low humidity sensitivity. The hydrophobicity of the nanotubes can be controlled by covalently grafting hydrophobic components onto one or more nanotubes; surface treating one or more nanotubes; and encapsulating one or more nanotubes with hydrophobic components. In an exemplary embodiment, the nanotubes can be dispersed in polymer matrices and/or formed on the surface of polymer matrices of the intermediate transfer members. The intermediate transfer members can take various forms of belts, sheets, webs, films, rolls, tubes or any shape that can provide a smooth surface and rotatable function.Type: GrantFiled: June 8, 2007Date of Patent: March 17, 2015Assignee: Xerox CorporationInventors: Liang-Bih Lin, Daniel Levy, Jin Wu
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Patent number: 8980136Abstract: A polymer composite composed of a polymerized mixture of functionalized carbon nanotubes and monomer which chemically reacts with the functionalized nanotubes. The carbon nanotubes are functionalized by reacting with oxidizing or other chemical media through chemical reactions or physical adsorption. The reacted surface carbons of the nanotubes are further functionalized with chemical moieties that react with the surface carbons and selected monomers. The functionalized nanotubes are first dispersed in an appropriate medium such as water, alcohol or a liquefied monomer and then the mixture is polymerized. The polymerization results in polymer chains of increasing weight bound to the surface carbons of the nanotubes. The composite may consists of some polymer chains imbedded in the composite without attachment to the nanotubes.Type: GrantFiled: August 20, 2007Date of Patent: March 17, 2015Assignee: Hyperion Catalysis International, Inc.Inventors: Chunming Niu, Lein Ngaw
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Publication number: 20150065636Abstract: The present invention relates to a rubber composition including (A) at least one rubber component selected from the group consisting of a synthetic rubber and a natural rubber; (B) a polymer of farnesene; and (C) carbon black having an average particle size of from 5 to 100 nm, a content of the carbon black (C) in the rubber composition being from 20 to 100 parts by mass on the basis of 100 parts by mass of the rubber component (A).Type: ApplicationFiled: November 10, 2014Publication date: March 5, 2015Applicants: KURARAY CO., LTD., AMYRIS, Inc.Inventors: Shigenao KUWAHARA, Kei HIRATA, Daisuke KODA
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Patent number: 8969465Abstract: Disclosed are a thermoplastic resin composition including (A) a polycarbonate resin, (B) an aromatic vinyl-based copolymer, (C) a rubber modified vinyl-based graft copolymer, and (D) a glass fiber, wherein the glass fiber (D) includes (D-1) a first glass fiber having a length of about 1 ?m to about 200 ?m and (D-2) a second glass fiber having a length of about 2 mm to about 6 mm, and a molded article using the same.Type: GrantFiled: December 18, 2013Date of Patent: March 3, 2015Assignee: Cheil Industries Inc.Inventors: Jung-Eun Park, Kee-Hae Kwon, Jin-Young Huh, Chang-Min Hong
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Patent number: 8968845Abstract: A thermal transfer film and a method of manufacturing an OLED display, the thermal transfer film including a light to heat conversion layer, the light to heat conversion layer being formed of a composition including carbon black having an oil absorption number (OAN) of about 50 cc/100 gram to about 120 cc/100 gram and a mean particle size of about 40 nm to about 200 nm; and a binder.Type: GrantFiled: December 14, 2012Date of Patent: March 3, 2015Assignee: Cheil Industries, Inc.Inventors: Si Kyun Park, Se Hyun Park, Jung Hyo Lee, Hyoung Tae Lim, Seong Heun Cho, Kyoung Ku Kang
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Patent number: 8968459Abstract: A durable superhydrophobic coating, which coating has the ability to self-heal, similar to the regeneration function observed in biological systems. The coating composition comprises the reaction products of at least one fluorine-containing silane compound (A), at least one hydrolysable compound (B), at least one polysiloxane compound (C), at least one relatively large-sized ceramic particle (I), at least one nano-sized ceramic particle (II) and at least one solvent.Type: GrantFiled: December 11, 2013Date of Patent: March 3, 2015Assignee: NEI CorporationInventor: Jiong Liu
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Patent number: 8969466Abstract: Nanocomposite compositions based on expandable thermoplastic polymers which comprise: a) a polymeric matrix produced by the polymerization of a base comprising one or more polymerizable monomers; b) 1-10% by weight, calculated with respect to the polymer (a), of an expanding agent englobed in the polymeric matrix; c) 0.004-15% by weight, calculated with respect to the polymer (a), of an athermanous filler comprising nano-scaled graphene plates with a thickness (orthogonal to the graphene sheet) not greater than 150 nm, an average dimension (length, width, or diameter) not greater than 10 micrometers and a surface area>50 m2/g.Type: GrantFiled: October 6, 2010Date of Patent: March 3, 2015Assignee: versalis S.p.A.Inventors: Riccardo Felisari, Olga Valentino, Alessandro Casalini
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Publication number: 20150057401Abstract: A die release agent composition is provided that is used by being applied to a die used for the squeeze casting, low-pressure casting, or the like of a metal or a die used for die forging. The die release agent composition includes a mineral oil or a synthetic oil, a solid lubricant, a thermosetting resin, and a polymer compound. The die release agent composition is used by being applied to the inner surface of a die for casting or forging.Type: ApplicationFiled: January 21, 2013Publication date: February 26, 2015Inventors: Mikinori Suzuki, Yasunari Oshimoto, Tamotsu Matsuki, Shigeru Sakou, Masaaki Ishiguro, Masashi Mori, Naoto Uesaka, Kazumasa Yasuda, Masayoshi Morooka
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Publication number: 20150057403Abstract: The present invention relates to a copolymer including a monomer unit (a) derived from a conjugated diene having not more than 12 carbon atoms and a monomer unit (b) derived from farnesene; a process for producing the copolymer including at least the step of copolymerizing a conjugated diene having not more than 12 carbon atoms with farnesene; a rubber composition including (A) the copolymer, (B) a rubber component and (C) carbon black; a rubber composition including (A) the copolymer, (B) a rubber component and (D) silica; a rubber composition including (A) the copolymer, (B) a rubber component, (C) carbon black and (D) silica; and a tire using the rubber composition at least as a part thereof.Type: ApplicationFiled: April 2, 2013Publication date: February 26, 2015Applicants: KURARAY CO., LTD., AMYRIS, INC.Inventors: Daisuke Koda, Kei Hirata
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Publication number: 20150051332Abstract: The present invention relates to a rubber composition including a rubber component (A), a farnesene polymer (B) and silica (C).Type: ApplicationFiled: February 18, 2013Publication date: February 19, 2015Applicants: KURARAY CO., LTD., AMYRIS, INC.Inventors: Daisuke Koda, Kei Hirata
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Publication number: 20150037562Abstract: The invention relates to a gel-spun fiber comprising a polyolefin polymer forming a fiber body, wherein a stabilizer is present inside the fiber body, characterized in that the amount of said stabilizer is between 0.001 and 10 parts by weight based on 100 parts by weight of the amount of the polyolefin polymer forming said fiber body and wherein said stabilizer is carbon black.Type: ApplicationFiled: March 19, 2013Publication date: February 5, 2015Inventors: Martin Pieter Vlasblom, Pieter Gijsman, Evert Florentinus Florimondus De Danschutter, Roelof Marissen
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Patent number: 8945434Abstract: The present invention relates to an antistatic or electrically conductive, thermoset polyurethane obtained by reacting A) an organic polyisocyanate; B) a compound comprising NCO-reactive groups; and C) optionally a catalyst, a blowing agent, an auxiliary, an additive, or mixtures thereof; and wherein, the polyurethane comprises a carbon nanotube present in an amount of from 0.1 to 15% by weight based on the total weight of the polyurethane.Type: GrantFiled: August 12, 2009Date of Patent: February 3, 2015Assignee: Future Carbon GmbHInventors: Jens Krause, Bernd Breuer, Maren Heinemann, Ralf Jumel
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Patent number: 8940815Abstract: A resin composition comprising a polyolefin, carbon nanotubes and poly(hydroxy carboxylic acid). The invention also covers a process for preparing a resin composition comprising a polyolefin, carbon nanotubes and poly(hydroxy carboxylic acid) by (i) blending a poly(hydroxy carboxylic acid) with carbon nanotubes to form a composite (ii) blending the composite with a polyolefin. The use of poly(hydroxy carboxylic acids) as a compatibilizer to blend carbon nanotubes into polyolefins is also claimed.Type: GrantFiled: August 25, 2008Date of Patent: January 27, 2015Assignee: Total Research & Technology FeluyInventors: Guy Debras, Romain Luijkx
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Patent number: 8927078Abstract: The present invention relates to encapsulated activated carbon and a method of preparing the same to protect the structure of the activated carbon and preserve the odor absorbing capability of the activated carbon particles. Particularly, the present invention is directed to a polymer article having odor absorption capabilities comprising a film comprising a matrix polymer and activated carbon particles at least partially encapsulated with a non-water soluble amorphous polymer, wherein the non-water soluble amorphous polymer is incompatible with the matrix polymer. The polymer article can be a bag.Type: GrantFiled: February 14, 2012Date of Patent: January 6, 2015Assignee: Reynolds Consumer Products Inc.Inventors: Chieh-Chun Chau, William F. Patchen
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Patent number: 8927658Abstract: The present invention relates to a fluorescent hybrid material of dual functionality. The hybrid material may function as the fluorescence marker and as the attacking drug at the same time for biomedical applications.Type: GrantFiled: September 19, 2012Date of Patent: January 6, 2015Assignee: National Taiwan University of Science and TechnologyInventors: Toyoko Imae, Ampornphan Siriviriyanun
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Patent number: 8921473Abstract: The invention relates to an image support medium for creation of an aesthetic image that is a work or object for display. This support medium is made from a smart or intelligent material so that the medium provides or enables formation of an image having at least one aesthetic element that can be responsive, interactive, controlled, changed, programmed, and/or modulated. The support medium can further comprise stimuli, triggers or influences that cause the smart or intelligent material to respond to change shape, size, volume, density, light properties, color, appearance, and/or another physical property of the aesthetic element. In a preferred embodiment, the smart or intelligent material is reversibly responsive to the stimuli, triggers or influences.Type: GrantFiled: April 28, 2005Date of Patent: December 30, 2014Inventor: Sydney Hyman
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Publication number: 20140378599Abstract: Provided is a process for manufacturing a resin composite material having high mechanical strength. The process comprises the steps of: preparing a resin composition comprising a carbon material having a graphene structure, a solvent, and a thermoplastic resin; applying a shearing force to a solid of the resin composition so that the total shearing strain, which is a product of shear rate (s?1) and shear time (s), is 80000 or more either at a temperature lower than the melting point of the thermoplastic resin when the thermoplastic resin is crystalline or at a temperature in the vicinity of Tg of the thermoplastic resin when the thermoplastic resin is amorphous; and kneading the resin composition at a temperature equal to or higher than the boiling point of the solvent to obtain the resin composite material.Type: ApplicationFiled: March 29, 2013Publication date: December 25, 2014Inventors: Kazuhiro Sawa, Kensuke Tsumura, Mitsuru Naruta, Nobuhiko Inui, Katsunori Takahashi
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Patent number: 8916651Abstract: Nanocomposite materials and methods of making composite materials reinforced with carbon nanotubes are disclosed. The composite material includes an array of functionalized and aligned carbon nanotubes having a degree of functionalization of about 1% to about 10%; and a polymeric matrix material bonded to the array of functionalized and aligned carbon nanotubes.Type: GrantFiled: April 20, 2011Date of Patent: December 23, 2014Assignee: Florida State University Research Foundation, Inc.Inventors: Qunfeng Cheng, Richard Liang, Ben Wang, Chuck Zhang
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Publication number: 20140371374Abstract: Provided is a molding material which is well-balanced and superior in strength, toughness, and elastic modulus and has high molding characteristics. The molding material includes: a phenolic resin; a carbon fiber; and one or more elastomers selected from the group consisting of polyvinyl butyral, vinyl acetate, and acrylonitrile butadiene rubber.Type: ApplicationFiled: September 6, 2012Publication date: December 18, 2014Applicant: SUMITOMO BAKELITE CO., LTD.Inventor: Masaaki Nishimura
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Patent number: 8912269Abstract: The present invention relates to a rubber composition including (A) at least one rubber component selected from the group consisting of a synthetic rubber and a natural rubber; (B) a polymer of farnesene; and (C) carbon black having an average particle size of from 5 to 100 nm, a content of the carbon black (C) in the rubber composition being from 20 to 100 parts by mass on the basis of 100 parts by mass of the rubber component (A).Type: GrantFiled: September 21, 2012Date of Patent: December 16, 2014Assignees: Kuraray Co., Ltd., Amyris, Inc.Inventors: Shigenao Kuwahara, Kei Hirata, Daisuke Koda
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Patent number: 8904626Abstract: Methods for preparing an electrode comprise: providing a mixture of carbon particles and a solvent and shearing the mixture to form a dispersion of the carbon particles in the solvent; adding non-fibrillated POLY(TETRAFLUOROETHYLENE) to the dispersion to provide a resultant mixture and shearing the resultant mixture until at least a portion of the poly(tetrafluoroethylene) has been fibrillated; processing the resultant mixture into a sheet; and attaching the sheet onto a current collector. Methods for preparing sheet for the electrode and composition for the sheet are also provided.Type: GrantFiled: August 10, 2009Date of Patent: December 9, 2014Assignee: General Electric CompanyInventors: Jianyun Liu, Wei Cai, Hai Yang, Liping Zheng, Rihua Xiong
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Publication number: 20140356544Abstract: The present invention relates to a resin molded body for electrostatic coating, which contains resin and carbon fiber that have an average fiber diameter of from 1 nm to 150 nm (inclusive), and which has a surface resistivity of from 1.0×103?/? to 9.9×1013?/? (inclusive) and a volume resistivity of from 1.0×103 ?·cm to 9.9×105 ?·cm (inclusive). This resin molded body for electrostatic coating exhibits excellent coating efficiency by means of electrostatic coating, while having excellent mechanical properties.Type: ApplicationFiled: December 20, 2012Publication date: December 4, 2014Applicant: SHOWA DENKO K.K.Inventors: Tatsuro Fukui, Daisuke Miyamoto
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Patent number: 8901257Abstract: Flexible members for use in imaging devices comprise a polyphenylsulfone and a polyetherimide; and optionally, a polysiloxane surfactant.Type: GrantFiled: February 12, 2011Date of Patent: December 2, 2014Assignee: Xerox CorporationInventor: Jin Wu
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Patent number: 8895651Abstract: The invention relates to a composition for printing a seed layer for electrodeposition or electroless deposition of a metal for the production of full-area or structured metallic surfaces on a substrate, comprising 0.1 to 6% by weight of electrolessly and/or electrolytically coatable particles, 40 to 98.8% by weight of at least one solvent, 0 to 15% by weight of a crosslinker, 0.1 to 6% by weight of at least one dispersing additive, 0 to 5% by weight of at least one further additive and 1 to 20% by weight of at least one polymer, said at least one polymer being in the form of a dispersion. The invention further relates to a process for producing full-area or structured metallic surfaces on a substrate, and to a use of the process.Type: GrantFiled: February 15, 2011Date of Patent: November 25, 2014Assignee: BASF SEInventors: Stephan Hermes, Sorin Ivanovici
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Patent number: 8895644Abstract: Disclosed is a resin composition including a thermoplastic resin (A), carbon fibers (B), graphite particles (C), an absorbent (D) selected from the group consisting of calcium hydroxide, zeolite, and hydrotalcite, and an antioxidant (E) or a combination of an antioxidant (E) and a compound (F) selected from a compound group consisting of compounds represented by CnHn+2 (OH)n wherein n represents an integer of 4 or greater, alkoxy forms derived from compounds represented by the following formula (2), trehalose, sucrose, lactose, maltose, melicitose, stachyose, curdlan, glycogen, glucose, and fructose. A lighting fixture component made of this resin composition is also disclosed.Type: GrantFiled: March 8, 2012Date of Patent: November 25, 2014Assignee: Sumitomo Chemical Company, LimitedInventors: Kenji Atarashi, Hisakatsu Hama
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Publication number: 20140329092Abstract: Heat-transfer fluids and lubricating fluids comprising deaggregated diamond nanoparticles are described herein. Also described are composites comprising deaggregated diamond nanoparticles, and methods of making such composites. Method of using deaggregated diamond nanoparticles, for example, to improve the properties of materials such as thermal conductivity and lubricity are also disclosed.Type: ApplicationFiled: April 8, 2014Publication date: November 6, 2014Applicant: Vanderbilt UniversityInventors: Blake T. Branson, Charles M. Lukehart, Jim L. Davidson
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Publication number: 20140329949Abstract: A carbon nanotube-ultra-high molecular weight polyethylene composite includes about 99 parts by weight to about 99.8 parts by weight of ultra-high molecular weight polyethylene, about 0.2 parts by weight to about 1 part by weight of carbon nanotubes, and about 0.1 parts by weight to about 0.5 parts by weight of a light stabilizer.Type: ApplicationFiled: October 17, 2013Publication date: November 6, 2014Applicant: Samsung Display Co., Ltd.Inventor: Jinwoo BAE
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Patent number: 8871339Abstract: A modified clay is provided, which includes a layered clay material intercalated with a modifier having a conjugated double bond and capable of producing free radicals when heated. A clay-polymer composite is also provided, which includes a polymer material and the modified clay, wherein the modified clay is dispersed in the polymer material and at least partially exfoliated. The modifier is capable of producing free radicals when heated to scavenge free radicals generated from thermal cracking or burning of the polymer material to prevent further thermal cracking of the polymer material.Type: GrantFiled: February 27, 2009Date of Patent: October 28, 2014Assignees: Chung Yuan Christian University, China Glaze Co., Ltd.Inventors: Tsung-Yen Tsai, Shau-Tai Lu, Chia-Hsiang Liu, Chun-Chieh Huang, Hsien-Chung Tsai, Jen-Chun Lin
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Patent number: 8871840Abstract: The present application provides a polymer composite comprising at least one polymer and a reclaimed pyrolyzed carbon black (pCB), wherein the pCB comprises less than about 10 ?g/g of polycyclic aromatic hydrocarbons (PAH). Also provided are polymer composite and consumer-ready formulations of the low PAH pCB and methods of manufacturing such composites and formulations.Type: GrantFiled: February 23, 2013Date of Patent: October 28, 2014Assignees: Donosti Investments Inc., Kenn HarperInventors: Vincent W. Y. Wong, Rui Resendes, Timothy James Clark
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Patent number: 8871847Abstract: A composition which comprises a conjugated polymer, a fullerene derivative, a first solvent, and a second solvent. When the sum of the weight of the first solvent and the weight of the second solvent is taken as 100, the weight of the first solvent is 70-97. The first solvent at 25° C. has a surface tension exceeding 25 mN/m, and the second solvent at 25° C. has a surface tension of 15-25 mN/m.Type: GrantFiled: March 24, 2009Date of Patent: October 28, 2014Assignee: Sumitomo Chemical Company, LimitedInventor: Takahiro Seike
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Patent number: 8859670Abstract: A polyolefin composition having an increased modulus of elasticity as well as increased heat resistance, wherein the polymer composition has high melt viscosity, and wherein the composition contains a carbon material as a filler, wherein the filler is present in the form of a carbon nanofiber.Type: GrantFiled: May 20, 2010Date of Patent: October 14, 2014Assignee: Georg Fischer Rohrleitungssysteme AGInventors: Stephan Schuessler, Michaela Lendl, Bernd Kretzschmar
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Publication number: 20140303306Abstract: A fiber-reinforced composite material which comprises carbon fibers and a resin, wherein the carbon fibers have crimps and have been entangled and the fiber volume content is 30 to 80%. The fiber-reinforced composite material combines quasi-isotropy with a high fiber volume content and has little unevenness in mechanical property.Type: ApplicationFiled: November 14, 2012Publication date: October 9, 2014Inventors: Kentaro Kajiwara, Satoru Shimoyama, Tomoyuki Horiguchi
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Patent number: 8852733Abstract: The present disclosure relates to a fibrous veil and methods of making the same. The fibrous veil includes a base having a plurality of fibers, each of the plurality of fibers having an average diameter ranging from about 7,000 nm to about 9,000 nm. Graphite nano-platelets are attached to at least some of the plurality of fibers without a polymeric binder.Type: GrantFiled: June 16, 2011Date of Patent: October 7, 2014Assignee: GM Global Technology Operations LLCInventors: Choongyong Kwag, Chen-Shih Wang
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Patent number: 8846800Abstract: The present invention relates to reinforced polyamide molding materials which can be prepared from a polyamide blend and, for example, by compounding with cut fibers or continuous filaments on twin-screw extruders and have mechanical properties which are usually not compatible with one another, namely a combination of exceptionally high rigidity and strength and at the same time good toughness. Furthermore, a high heat distortion temperature (HDT) is achieved according to the invention. The thermoplastic polyamide molding materials according to the invention are suitable for the production of moldings or other semifinished products or finished articles, which can be produced, for example, by extrusion, injection molding, direct methods or direct compounding, in which the compounded polyamide molding material is processed directly by injection molding, or other deformation techniques.Type: GrantFiled: November 8, 2006Date of Patent: September 30, 2014Assignee: EMS-Chemie AGInventors: Ornulf Rexin, Jean-Jacques Linster, Manfred Hewel
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Patent number: 8846801Abstract: Thermoplastic elastomers containing carbon nanotubes that is an autonomous, intrinsic, and reversible self healing polymer that requires no intervention to induce self healing, that requires no sequestered healing agents are added to the matrix, and is capable of multiple healing events.Type: GrantFiled: February 17, 2011Date of Patent: September 30, 2014Assignee: University of South FloridaInventors: Julie P. Harmon, Roger Bass
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Patent number: 8841367Abstract: Disclosed herein is a flame retardant composition comprising a polycarbonate; 5 to 10 weight percent of a polysiloxane-polycarbonate copolymer; where the polysiloxane-polycarbonate copolymer comprises an amount of greater than 10 weigh percent of the polysiloxane and where the molecular weight of the polysiloxane-polycarbonate copolymer is greater than or equal to 25,000 grams per mole; 5 to 20 weight percent of a branched polycarbonate; 5 to 60 weight percent of a reinforcing filler; and 1 to 15 weight percent of a flame retarding compound.Type: GrantFiled: May 24, 2013Date of Patent: September 23, 2014Assignee: SABIC Innovative Plastics IP B.V.Inventors: Yun Zheng, Yunan Cheng, Shijie Song
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Patent number: 8835545Abstract: A rubber composition for use in tire treads including 100 parts by mass of a diene rubber and from 70 to 100 parts by mass of silica, wherein the diene rubber includes from 50 to 90 mass % of a terminal-modified styrene-butadiene rubber having a hydroxy group on an end of the molecule, and from 10 to 25 mass % of a butadiene rubber; the silica has a BET specific surface area of from 45 to 550 m2/g, a CTAB specific surface area of from 40 to 525 m2/g, a particle size distribution width Ld((d84?d16)/d50) of at least 0.91, and wherein V(d5-d50)/V(5-d100) is at least 0.66; and a durometer hardness of the rubber composition when measured at 20° C. is from 70 to 80.Type: GrantFiled: August 6, 2010Date of Patent: September 16, 2014Assignee: The Yokohama Rubber Co., Ltd.Inventors: Masaki Sato, Takeshi Kiyohara
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Patent number: 8829102Abstract: A masterbatch for pressure pipe applications is disclosed. The masterbatch includes carbon black in a concentration that is in excess of 40 weight percent (wt %) of the masterbatch, and a high-density polyethylene (HDPE) carrier resin in a concentration that is in the range of 40 to 60 wt % of the masterbatch and has a melt flow index above 100 g/10 min at 2.16 kg/190° C. and a weight average molecular weight (Mw) that is less than 100000. The masterbatch may further include one or more additives (e.g., lubricant and/or an anti-oxidant). In some embodiments, microdispersion of carbon black in the masterbatch is rated less than 3 (according to ISO 18553). In one specific case, 98% or more of observed carbon black agglomerates are less than 30 microns. The masterbatch may be included, for example, in a pressure pipe compound where it is diluted with a base polymer.Type: GrantFiled: October 27, 2010Date of Patent: September 9, 2014Assignee: Cabot CorporationInventors: Santiague Pierre, Alain Thielen, Davide Cammarata
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Patent number: 8809441Abstract: A rubber composition having a reinforcing filler of activated carbon having a pore volume of 0.15 cc/g or more, a weight average particle size of less than 140 microns, and a differential characteristic curve of pore volume versus adsorption potential by the GAED or equivalent method having a peak value at less than 5 cal/cc. The rubber composition may have activated carbon as the primary reinforcing filler at a loading of from 25 to 250 phr. Also described is a method including the steps of selecting a charcoal material, grinding the charcoal material, activating the charcoal material, and mixing the activated carbon into a rubber composition as the primary reinforcing filler.Type: GrantFiled: August 3, 2010Date of Patent: August 19, 2014Assignee: The Gates CorporationInventors: James H. Sealey, Douglas R. Sedlacek
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Publication number: 20140228502Abstract: The present invention provides carbon black, the standard deviation ? of aggregate size distribution of which is obtained by alight scattering method using an ultraviolet ray, the standard deviation ? satisfying the expression (1): ?<?48.7×(24M4DBP/Dst)+161.8 (1). In the expression (1), 24M4DBP represents the dibutyl phthalate absorption number (cm3/100 g) of compressed sample, and Dst (nm) is a Stokes' equivalent diameter providing the mode in aggregate size distribution obtained by a centrifugal sedimentation method. The carbon black can improve both the abrasion resistance and the low rolling resistance of a tire. The present invention also provides a rubber composition mixed with this carbon black, and a pneumatic tire including a tread part formed by using this rubber composition.Type: ApplicationFiled: July 26, 2012Publication date: August 14, 2014Applicant: BRIDGESTONE CORPORATIONInventor: Masaki Yanagioka
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Publication number: 20140213715Abstract: The present invention relates to a rubber composition including (A) at least one rubber component selected from the group consisting of a synthetic rubber and a natural rubber; (B) a polymer of farnesene; and (C) carbon black having an average particle size of from 5 to 100 nm, a content of the carbon black (C) in the rubber composition being from 20 to 100 parts by mass on the basis of 100 parts by mass of the rubber component (A).Type: ApplicationFiled: September 21, 2012Publication date: July 31, 2014Applicants: AMYRIS, INC., KURARAY CO., LTD.Inventors: Shigenao Kuwahara, Kei Hirata, Daisuke Koda
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Patent number: 8791222Abstract: This invention concerns a polymer coating composition for use as non-focal optical power limiting dye containing polymeric materials. This composition contains: (1) one or more Modified Polymers comprising a Polymer, such as a hyperbranched polymer family, especially HB-PCS, HB-PU, HB-PUSOX or PC with one or more of: a) reverse saturable dye (RSA), b) multi-photon absorption dye (MPA), c) an azo dye, or d) absorption dye, which dye is chemically bonded to the pendant groups of the Polymer (along its chain and/or termini) or which forms a part of the backbone of the Polymer; (2) carbon nanotubes (CNT) as optical power limiters (OPL); and (3) a self-focusing component.Type: GrantFiled: September 22, 2010Date of Patent: July 29, 2014Assignee: Oxazogen, Inc.Inventors: Abhijit Sarkar, Petar R. Dvornic, James P. Godschalx
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Publication number: 20140206806Abstract: Disclosed are a polyolefin-based resin composition having excellent scratch resistance and low glossiness, a preparation method thereof, and automobile interior and exterior materials fabricated therefrom. The polyolefin-based resin composition comprises about 56 to 97% by weight of a polypropylene block copolymer resin, about 1 to 9% by weight of a thermoplastic elastomer rubber, about 1 to 30% by weight of an inorganic filler, and about 1 to 5% by weight of a fluoroacrylamide-based copolymer based on a total weight of the composition.Type: ApplicationFiled: June 21, 2013Publication date: July 24, 2014Inventors: Hak-Soo Kim, Kyeong-Hoon Jang, Dae-Sik Kim, Jung-Gyun Noh, Han-Ki Lee, Sung-Min Cho, Kyung-Hoon Kim, Byung-Kook Nam
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Patent number: 8785542Abstract: The present invention relates to a rubber composition including (A) at least one rubber component selected from the group consisting of a synthetic rubber and a natural rubber; (B) a polymer of farnesene having a weight-average molecular weight of not less than 2,000 and less than 25,000; and (C) carbon black.Type: GrantFiled: September 21, 2012Date of Patent: July 22, 2014Assignees: Kuraray Co., Ltd., Amyris, Inc.Inventors: Shigenao Kuwahara, Kei Hirata, Daisuke Koda
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Patent number: 8785541Abstract: The present invention can provide a rubber composition, in which all of strength at break, low heat-build up property, run-flat durability and low fuel consumption can be improved since the rubber composition comprises 5 to 120 parts by weight of flake-like graphite having an average aspect ratio of 3 to 80 and an average particle diameter of 2 to 80 ?m on the basis of 100 parts by weight of a diene rubber component, and a run-flat tire using the rubber composition.Type: GrantFiled: March 27, 2007Date of Patent: July 22, 2014Assignee: Sumitomo Rubber Industries, Ltd.Inventor: Kazuo Hochi
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Patent number: 8785538Abstract: Disclosed herein are an electromagnetic wave shielding thermoplastic resin composition and a plastic article including the same. The electromagnetic wave shielding thermoplastic resin composition comprises about 100 parts by weight of a thermoplastic resin comprising a polycarbonate resin, a polyester resin, or a combination thereof, about 1 to about 30 parts by weight of stainless steel fiber, and about 0.01 to about 10 parts by weight of carbon nanotubes.Type: GrantFiled: June 22, 2009Date of Patent: July 22, 2014Assignee: Cheil Industries Inc.Inventors: Sang Wan Kim, Young Sil Lee
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Patent number: 8772406Abstract: The invention is directed a synthetic wood composite comprising biomimetic macromolecules and methods for the preparation thereof.Type: GrantFiled: August 3, 2010Date of Patent: July 8, 2014Inventors: Robert J. Linhardt, Jonathan S. Dordick, Trevor J. Simmons, Minoru Miyauchi, Sang-Hyun Lee