Physical Dimension Patents (Class 428/401)
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Publication number: 20120282512Abstract: Provided are a manganese oxide nanowire, specifically, a manganese oxide nanowire having an aspect ratio of 20 or more, which can be widely used in various fields, including batteries, oxygen generators, and redox catalysts, a rechargeable battery including the manganese oxide nanowire, and a method of producing manganese oxide. Since the manganese oxide nanowire having a large aspect ratio has an increased specific surface area, it can be effectively used in various fields. In addition, various kinds of manganese oxide nanowires can be simply manufactured.Type: ApplicationFiled: April 12, 2012Publication date: November 8, 2012Inventor: Shin Jung CHOI
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Publication number: 20120282431Abstract: The present invention is directed to polyester yarns made from two or more different polyesters. The invention is also directed to finished articles made from two or more different polyesters, and especially to carpets.Type: ApplicationFiled: July 21, 2011Publication date: November 8, 2012Applicant: E.I. DU PONT DE NEMOURS AND COMPANYInventors: Jing-Chung Chang, Ray W. Miller
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Patent number: 8303924Abstract: A bulk AlN single crystal is grown on a monocrystalline AlN seed crystal having a central longitudinal mid-axis and disposed in a crystal growth region of a growing crucible. The bulk AlN single crystal grows in a growth direction oriented parallel to the longitudinal mid-axis by deposition on the AlN seed crystal. The crucible has a lateral crucible inner wall extending in the growth direction, a free space being provided between the AlN seed crystal and the growing bulk AlN single crystal on the one hand, and the lateral crucible inner wall on the other hand. Bulk AlN single crystals and monocrystalline AlN substrates produced therefrom are therefore obtained with only few dislocations, which furthermore are substantially distributed homogeneously. The growing crucible, inside which the crystal growth region is located, is an inner growing crucible which is arranged in an outer growing crucible.Type: GrantFiled: April 5, 2010Date of Patent: November 6, 2012Assignee: SiCrystal AGInventors: Ralph-Uwe Barz, Thomas Straubinger
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Publication number: 20120270046Abstract: Hydroxyl polymer-containing compositions, especially hydroxyl polymer-containing compositions that can be processed into polymeric structures, especially polymeric structures in the form of fibers are provided.Type: ApplicationFiled: July 3, 2012Publication date: October 25, 2012Inventors: Paul Arlen Forshey, Gregory Charles Gordon, Larry Neil Mackey, Mark Ryan Richards
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Publication number: 20120270039Abstract: Polypropylene composition comprising a polypropylene having a melt flow rate MFR2 (230° C.) of at least 450 g/10 min and a molecular weight distribution (MWD) of not more than 3.5, a polypropylene having a melt flow rate MFR2 (230° C.) of equal or below 20 g/10 min, wherein the composition has a melt flow rate MFR2 (230° C.) of at least 200 g/10 min.Type: ApplicationFiled: November 11, 2010Publication date: October 25, 2012Inventors: Antti Tynys, Joachim Fiebig, Pascal Perrillat-Collomb
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Patent number: 8293107Abstract: New fluid separation devices and absorption materials are disclosed. Hollow fibers with an axial capillary slit act as very high efficiency absorption materials, as well as high-surface-area fluid separation devices. The hollow fibers with an axial capillary slit are constructed to preferentially absorb or repel different fluids and arranged to maximize that action over a plurality of fibers to separate different fluids. These separation devices can also function as injection devices and very effective micro-reactors.Type: GrantFiled: January 11, 2010Date of Patent: October 23, 2012Assignee: The United States of America as represented by the Secretary of the Air ForceInventors: Alex Lobovsky, Wesley P. Hoffman, Phillip G. Wapner
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Patent number: 8288021Abstract: A flat metal particle-containing composition including flat metal particles containing silver and a metal nobler than the silver, wherein the metal nobler than the silver is located near surfaces of the flat metal particles and wherein an amount of the metal nobler than the silver is 10?3 atomic % to 5 atomic % relative to the silver contained in the flat metal particles.Type: GrantFiled: March 31, 2011Date of Patent: October 16, 2012Assignee: FUJIFILM CorporationInventor: Takeshi Funakubo
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Publication number: 20120244333Abstract: Fibers described herein comprise a composition including a polymer and graphene sheets. The fibers can be further formed into yarns, cords, and fabrics. The fibers can be in the form of polyamide, polyester, acrylic, acetate, modacrylic, spandex, lyocell fibers, and the like. Such fibers can take on a variety of forms, including, staple fibers, spun fibers, monofilaments, multifilaments, and the like.Type: ApplicationFiled: September 16, 2011Publication date: September 27, 2012Applicants: KORDSA GLOBAL ENDUSTRIYEL IPLIK VE KORD BEZI SANAYI VE TICARET A.S., VORBECK MATERIALS CORP.Inventors: Ilhan A. Aksay, Suat H. Bekircan, John M. Crain, Sezen Gurdag, Emine Guven, Nurcin Javaherian, John S. Lettow, Kate Redmond, Ozlem Tekmek, Ali Vatansever, Ibrahim O. Yildirim
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Publication number: 20120235094Abstract: A silica nanofiber/metal oxide nanocrystal composite is produced by a method including associating a polymer having a linear polyethyleneimine skeleton in a water-based medium in the presence of ice, adding alkoxysilane to the water-based medium obtained in the above step to form a composite nanofiber including the associate and silica that covers the associate, while the fiber spontaneously forms a disc-shaped network structure, a step of depositing a metal oxide on a surface of the fiber by mixing the disc-shaped structure obtained in the above step with a hydrolyzable metal compound, and a step of calcining the disc-shaped. structure obtained in the step above to form a silica nanofiber through removal of the polymer in the fiber, to convert the metal oxide into a nanocrystal, and to bond the nanocrystal to the fiber. When zinc oxide is used as the metal oxide, the composite functions as a luminous body.Type: ApplicationFiled: November 29, 2010Publication date: September 20, 2012Applicants: DIC Corporation, Kawamura Institute of Chemical ResearchInventors: Pei-Xin Zhu, Ren-Hua Jin
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Publication number: 20120238173Abstract: The present invention discloses environmentally degradable multicomponent fibers. The configuration of the multicomponent fibers may be side-by-side, sheath-core, segmented pie, islands-in-the-sea, or any combination of configurations. Each component of the fiber will comprise destructurized starch and/or a biodegradable thermoplastic polymer. The present invention is also directed to nonwoven webs and disposable articles comprising the environmentally degradable multicomponent fibers. The nonwoven webs may also contain other synthetic or natural fibers blended with the multicomponent fibers of the present invention.Type: ApplicationFiled: June 4, 2012Publication date: September 20, 2012Inventors: Eric Bryan Bond, Jean-Philippe Marie Autran, Larry Neil MacKey, Isao Noda, Hugh Joseph O'Donnell
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Publication number: 20120231273Abstract: A yarn for air bags including polyamide multifilament with a total fineness of 200 to 700 dtex, a single fiber fineness of 1 to 2 dtex, strength of 7 to 10 cN/dtex, and elongation of 20 to 30%.Type: ApplicationFiled: May 22, 2012Publication date: September 13, 2012Applicant: Toray Industries, Inc.Inventors: Hirotaka Horiguchi, Hiroaki Ozawa, Daisuke Yokoi
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Publication number: 20120231274Abstract: A biodegradable ceramic fiber composition for a high-temperature thermal insulator is provided. The composition includes: 58 to 67% by weight SiO2, 26 to 34% by weight CaO, 2 to 8% by weight MgO, 0 to 1% by weight Al2O3, 0 to 5% by weight B2O3, 0 to 3% by weight Na2O+K2O, and 1% by weight or less impurities selected from TiO2 and Fe2O3. The composition has a linear thermal contraction coefficient of 3% or less (when maintained at 1100° C. for 24 hours) and a dissolution rate constant of 700 ng/cm2·hr or more in a synthetic body fluid. When compared to known biodegradable ceramic fibers, the ceramic fiber composition also has a significantly improved solubility in a synthetic body fluid so that it can easily be dissolved and removed even when inhaled into the human lungs, thereby reducing harmfulness to the human body.Type: ApplicationFiled: November 17, 2010Publication date: September 13, 2012Applicant: KCC CORPORATIONInventors: Jin Heuk Lee, Si Moo Lee, Hong Kyeom Kim, Won Sik Jung
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Publication number: 20120219784Abstract: The invention relates to the use of a regenerated cellulose fiber, in which carboxymethylcellulose is incorporated, in a flame-retardant product.Type: ApplicationFiled: July 9, 2010Publication date: August 30, 2012Applicant: Kelheim Fibres GmbHInventor: Ingo Bernt
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Publication number: 20120214374Abstract: A PMC fabric yarn, for use in a PMC fabric, has a composition which is a mixture of between 75% to 99% PET, 1% to 20% polymeric siloxane, and with a remainder of the composition being between 0.1% to 5% compatibilizer.Type: ApplicationFiled: February 21, 2011Publication date: August 23, 2012Inventors: Chaitra Mahesha, Juergen Abraham, Brian Good
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Publication number: 20120213999Abstract: According to one embodiment, there is provided a graphite nano-carbon fiber provided by using an apparatus having a reactor capable of keeping a reducing atmosphere inside thereof, a metal substrate arranged as a catalyst in the reactor, a heater heating the metal substrate, a hydrocarbon source supplying hydrocarbon to the reactor, a scraper scraping carbon fibers produced on the metal substrate, a recovery container recovering the scraped carbon fibers, and an exhaust pump discharging exhaust gas from the reactor. The carbon fibers are linear carbon fibers with a diameter of 80 to 470 nm formed with layers of graphenes stacked in a longitudinal direction.Type: ApplicationFiled: August 5, 2011Publication date: August 23, 2012Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Katsuki IDE, Tsuyoshi NOMA, Kazutaka KOJO, Tetsuya MINE, Masao KON, Jun YOSHIKAWA
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Patent number: 8247070Abstract: The present invention comprises nano obelisks and nanostructures and methods and processes for same. The nano obelisks of the present invention are advantageous structures for use as electron source emitters. For example, the ultra sharp obelisks can be used as an emitter source to generate highly coherent and high energy electrons with high current.Type: GrantFiled: October 30, 2007Date of Patent: August 21, 2012Inventors: Barry Chin Li Cheung, Joseph Reese Brewer, Nirmalendu Deo
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Publication number: 20120208010Abstract: The present invention relates to a fiber having starch and a high polymer, and a web employing such a fiber.Type: ApplicationFiled: March 23, 2012Publication date: August 16, 2012Applicant: The Procter & Gamble CompanyInventors: Valerie Ann Bailey, Larry Neil Mackey, Paul Dennis Trokhan
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Patent number: 8241748Abstract: Opaque color shifting strands are disclosed that have an optically variable color with a change in angle of incident light. The strands have an organic substrate and an optical interference structure on one or both sides of the organic substrate. The optical interference design can be a Fabry-Perot structure or can be optically variable ink. Plural strands can be combined to form a textile for example such as a garment label.Type: GrantFiled: September 10, 2009Date of Patent: August 14, 2012Inventor: Alberto Argoitia
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Publication number: 20120196078Abstract: Described are conjugated polymer fibers and nanofibers, methods of making, and methods of use thereof. The conjugated polymer fibers and nanofibers can be prepared by an electrostatic spinning process followed by crosslinking.Type: ApplicationFiled: April 11, 2012Publication date: August 2, 2012Inventors: Gregory A. Sotzing, Patrick T. Mather
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Publication number: 20120196123Abstract: Provided is a composition for preparing plant fiber composite has, by weight based on the whole composition: a plant fiber raw material in an amount ranging from 60% to 80%; a starch auxiliary in an amount ranging from 10% to 30%; and a biological polymer additive in amount ranging from 10% to 20%, wherein the biological polymer additive includes a plant hormone, an enzyme, a vinegar and an ester of lactic acid. Plant fiber composite prepared from the composition is also provided. The plant fiber composite is derived from recycled material for extrusion and modeling, as a non-toxic and harmless raw material with high utilizing rate of recycled material and substitutes for plastic materials. The plant fiber composite is applied to food container, packing materials for electronic device and agricultural products, seedling trays, or substitutes for timber in the field of building, decoration and furniture.Type: ApplicationFiled: February 1, 2011Publication date: August 2, 2012Inventor: Hsien-Cheng LIU
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Publication number: 20120196124Abstract: Polysaccharides and/or hydroxyl polymers, more particularly, structures, especially fibers, comprising a polysaccharide and/or hydroxyl polymer and an association agent, fibrous structures comprising such structures and processes for making such structures and/or fibrous structures are provided.Type: ApplicationFiled: March 12, 2012Publication date: August 2, 2012Applicant: The Procter & Gamble CompanyInventors: Larry Neil Mackey, Gregory Charles Gordon, Stephen Wayne Heinzman
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Publication number: 20120189833Abstract: Materials and associated processes for making the materials. For example the material may include alpha alumina crystalline whiskers. The process may include conducting the process as hydrothermal, and producing the whiskers to have a length to diameter aspect ratio of at least two.Type: ApplicationFiled: February 11, 2009Publication date: July 26, 2012Applicant: Sawyer Technical Materials LLCInventors: Wojciech L. Suchanek, Juan M. Garces
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Publication number: 20120183772Abstract: A modified kraft pulp fiber with unique properties is provided. The modified fiber can be a modified bleached kraft fiber that is almost indistinguishable from its conventional counterpart, except that it has a low degree of polymerization (DP). Methods for making the modified fiber and products made from it are also provided. The method can be a one step acidic, iron catalyzed peroxide treatment process that can be incorporated into a single stage of a multi-stage bleaching process. The products can be chemical cellulose feedstocks, microcrystalline cellulose feedstocks, fluff pulps and products made from them.Type: ApplicationFiled: December 8, 2011Publication date: July 19, 2012Applicant: GP Cellulose GMbHInventors: Arthur J. Nonni, Charles E. Courchene, Christopher Michael Slone, Peter R. Abitz
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Patent number: 8221881Abstract: A production method, comprising a step of synthesizing silicon particle-containing silicon oxide particles by performing a gas phase reaction of monosilane gas and oxidizing gas for oxidizing the monosilane gas and a step of removing the silicon oxide with hydrofluoric acid after holding the silicon oxide particle powder in an inert atmosphere at 800-1400° C., provides high-purity silicon nanoparticles which are highly practical as material powder for high-performance light-emitting elements and electronic parts in an industrial scale.Type: GrantFiled: June 25, 2010Date of Patent: July 17, 2012Assignee: Denki Kagaku Kogyo Kabushiki KaishaInventors: Seiichi Sato, Keisaku Kimura, Takashi Kawasaki, Takuya Okada
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Patent number: 8222166Abstract: Membranes suitable for microfiltration, ultrafiltration (UF) and nanofiltration (NF) filters are provided. Such membranes may include a nanofibrous scaffold, optionally in combination with a non-woven substrate and/or a coating of a polymer and a functionalized nanofiller. Suitable membranes may also include a coating of a polymer and a functionalized nanofiller on a substrate, which can include a non-woven membrane, a nanofibrous scaffold, or both.Type: GrantFiled: October 5, 2005Date of Patent: July 17, 2012Assignee: The Research Foundation of State University of New YorkInventors: Benjamin Chu, Benjamin S. Hsiao, Dufei Fang, Kwang-Sok Kim
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Publication number: 20120178332Abstract: The present invention relates to a fiber comprising a heat curable polyamide resin composition containing both a) a phenolic hydroxy group-containing polyamide and b) an epoxy resin having two or more epoxy groups in one molecule, a nanofiber comprising said resin composition obtained by electrospinning method, a nonwoven fabric obtained by applying heat treatment to a laminate of said nanofiber, a method for producing said nanofiber by electrospinning method and a heat curable polyamide resin composition for fiber. A nonwoven fabric can be obtained only by subjecting a deposit of the nanofiber obtained by electrospinning method to heat treatment, nanofibers in the obtained nonwoven fabric are bonded to each other by heat-curing, and the nonwoven fabric has such characteristics that its mechanical strength, heat resistance and chemical resistance are excellent and that it has a high strength.Type: ApplicationFiled: October 22, 2010Publication date: July 12, 2012Applicant: NIPPON KAYAKU KABUSHIKI KAISHAInventors: Makoto Uchida, Yasumasa Akatsuka, Kazunori Ishikawa, Shigeru Moteki
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Publication number: 20120178856Abstract: The present invention relates to cellulose fibers with an enhanced metering capability, a process for the production of these and the use of these for the reinforcement of compound materials, in particular thermoplastic polymers.Type: ApplicationFiled: July 27, 2010Publication date: July 12, 2012Applicant: Lenzing AGInventors: Markus Gobl, Josef Innerlohinger, Friedrich Suchomel
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Publication number: 20120171488Abstract: Disclosed herein is a method for producing a sheet including a silica aerogel, the method including (S1) gelling a water glass solution in a mixture of an alcohol and water to prepare a wet gel, (S2) hydrophobically modifying the surface of the wet gel with a non-polar organic solvent, an organosilane compound and an alcohol, (S3) dissolving the hydrophobically modified silica gel and a polymer in an aprotic organic solvent to prepare an electrospinning solution, and (S4) electrospinning the electrospinning solution to produce a fiber web including a silica aerogel, and a sheet in which a polymer and a silica aerogel coexist in the form of a fiber.Type: ApplicationFiled: October 4, 2011Publication date: July 5, 2012Applicant: KOREA INSTITUTE OF ENERGY RESEARCHInventors: Jeong-Gu Yeo, Eunju Lee, Churl-Hee Cho, Hyun-seol Park, Nam-jo Jeong, Chang-Kook Hong, Dong-kook Kim
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Publication number: 20120168665Abstract: An inorganic fiber having the following composition: 71 wt % to 80 wt % of SiO2, 18 wt % to 27 wt % of CaO, 0 to 3 wt % of MgO, and 1.1 wt % to 3.4 wt % of Al2O3, wherein the amount of each of ZrO2 and R2O3 (R is selected from Sc, La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, Y or mixtures thereof) is 0.1 wt % or less, the amount of each alkaline metal oxide is 0.2 wt % or less and the total amount of SiO2, CaO, MgO and Al2O3 is 99 wt % or more.Type: ApplicationFiled: March 22, 2011Publication date: July 5, 2012Applicant: Nichias CorporationInventors: Hideki Kitahara, Takahito Mochida, Takashi Nakajima
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Publication number: 20120171499Abstract: A method of making silver ribbons is disclosed. A silver salt solution and a reducing agent solution are added to an aqueous dispersing polymer solution to precipitate silver ribbons.Type: ApplicationFiled: September 27, 2010Publication date: July 5, 2012Applicant: FERRO CORPORATIONInventor: Jason H. Rouse
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Publication number: 20120171486Abstract: An inorganic fiber having the following composition: 71 wt % to 80 wt % of SiO2, 18 wt % to 27 wt % of CaO, 0 to 3 wt % of MgO, and 1.1 wt % to 3.4 wt % of Al2O3, with the proviso that each amount of ZrO2, alkali metal oxides, La2O3, TiO2, ZnO, B2O3 and P2O5 is 0.1 wt % or less, and the total amount of SiO2, CaO, MgO and Al2O3 is 99 wt % or more.Type: ApplicationFiled: December 29, 2010Publication date: July 5, 2012Applicant: Nichias CorporationInventors: Hideki Kitahara, Takahito Mochida, Takashi Nakajima
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Publication number: 20120171487Abstract: Nanotube filaments comprising carbon, boron and nitrogen of the general formula BxCyNz, having high-aspect ratio and high-crystallinity produced by a pressurized vapor/condenser method and a process of production. The process comprises thermally exciting a boron-containing target in a chamber containing a carbon source and nitrogen at a pressure which is elevated above atmospheric pressure.Type: ApplicationFiled: September 22, 2011Publication date: July 5, 2012Inventors: Kevin Jordan, R. Roy Whitney, Michael W. Smith, Jae-Woo Kim, Cheol Park
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Patent number: 8211341Abstract: The present disclosure is directed generally to synthetic organic fiber pellets, methods for making such pellets, and methods of using such pellets for making fiber reinforced polypropylene composite resins. The synthetic organic fiber pellets include at least 80 wt % of a synthetic organic fiber chosen from polyalkylene terephthalates, polyalkylene naphthalates, polyamides, polyolefins, polyacrylonitrile, and combinations thereof, and from 2 to 20 wt % of one or more waxes. The synthetic organic fiber pellets are produced using a pelleting press process.Type: GrantFiled: November 14, 2008Date of Patent: July 3, 2012Assignee: ExxonMobil Research and Engineering CompanyInventor: Arnold Lustiger
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Publication number: 20120164903Abstract: Nanostructure reinforced articles and related systems and methods are generally described.Type: ApplicationFiled: December 1, 2011Publication date: June 28, 2012Applicant: Massachusetts Institute of TechnologyInventors: Brian L. Wardle, Roberto Guzman de Villoria
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Publication number: 20120164449Abstract: Fibers and fabrics with improved anti-microbial activity in after laundering, and a method of producing the same, are described. One embodiment includes a method for generating a synthetic fiber, the method comprising creating a mixture, the mixture comprising a polymer, an anti-microbial agent, and a dispersion liquid, and extruding the mixture to form a synthetic fiber.Type: ApplicationFiled: December 22, 2011Publication date: June 28, 2012Inventor: Stephen Woodrow Foss
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Patent number: 8206678Abstract: The invention relates to a vapor grown carbon fiber having a mean fiber diameter of 80 to 500 nm, an aspect ratio of 100 to 200 and preferably a bulk density of 0.02 g/cm3 or less, wherein filaments having a diameter within ±20% of the mean fiber diameter occupies 65% (on a number basis) or more of the total. The production method involves thermal decomposition of a carbon source at 800 to 1,300° C. in the presence of, as a catalyst, a transition metal compound having a vapor pressure of 0.13 kPa (1 mmHg) or more at 150° C. and spraying of the carbon source and the transition metal compound in gas form toward the reactor inner wall to allow reaction to proceed. The vapor grown carbon fiber having a larger aspect ratio has excellent dispersibility, and when added in a resin, a smaller amount contributes to enhancement in electroconductivity and thermal conductivity, as compared with a case using conventional one.Type: GrantFiled: June 7, 2005Date of Patent: June 26, 2012Assignee: Showa Denko K.K.Inventors: Kotaro Yano, Ryuji Yamamoto, Toshio Morita
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Publication number: 20120152336Abstract: Aggregate particles comprising titanium dioxide (TiO2) nanotubes, methods for making the aggregate particles, photoelectrodes for solar cells including aggregate particles of nanomaterials, methods for making the photoelectrodes, and solar cells that include the photoelectrodes.Type: ApplicationFiled: December 15, 2011Publication date: June 21, 2012Applicants: PACIFIC NORTHWEST NATIONAL LABORATORY, UNIVERSITY OF WASHINGTONInventors: Guozhong Cao, Xiaoyuan Zhou, Jun Liu, Zimin Nie, Qifeng Zhang
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Patent number: 8201724Abstract: An inorganic nanowire having an organic scaffold substantially removed from the inorganic nanowire, the inorganic nanowire consisting essentially of fused inorganic nanoparticles substantially free of the organic scaffold, and methods of making same. For example, a virus-based scaffold for the synthesis of single crystal ZnS, CdS and free-standing L10 CoPt and FePt nanowires can be used, with the means of modifying substrate specificity through standard biological methods. Peptides can be selected through an evolutionary screening process that exhibit control of composition, size, and phase during nanoparticle nucleation have been expressed on the highly ordered filamentous capsid of the M13 bacteriophage. The incorporation of specific, nucleating peptides into the generic scaffold of the M13 coat structure can provide a viable template for the directed synthesis of a variety of materials including semiconducting and magnetic materials.Type: GrantFiled: March 4, 2011Date of Patent: June 19, 2012Assignees: Board of Regents, The University of Texas System, Massachusetts Institute of TechnologyInventors: Angela M. Belcher, Chuanbin Mao, Daniel J. Solis
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Publication number: 20120148442Abstract: Nanomaterial preparation methods, compositions, and articles are disclosed and claimed. Such methods can provide nanomaterials with improved morphologies and reduced nitric oxide co-production relative to previous methods. Such materials are useful in electronic applications.Type: ApplicationFiled: November 4, 2011Publication date: June 14, 2012Inventors: David R. Whitcomb, William D. Ramsden
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Publication number: 20120148443Abstract: Nanomaterial preparation methods, compositions, and articles are disclosed and claimed. Such methods can provide nanomaterials with improved morphologies relative to previous methods. Such materials are useful in electronic applications.Type: ApplicationFiled: November 7, 2011Publication date: June 14, 2012Inventor: David R. Whitcomb
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Publication number: 20120149824Abstract: The invention relates to a method for producing carbon nanotubes in the agglomerated form and thus obtained novel carbon nanotube agglomerates.Type: ApplicationFiled: August 7, 2010Publication date: June 14, 2012Applicant: BAYER MATERIALSCIENCE AGInventors: Heiko Hocke, Ralph Weber, Elmar Bramer-Weger
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Publication number: 20120148844Abstract: Nanomaterial preparation methods, compositions, and articles are disclosed and claimed. Such methods can provide nanomaterials with improved morphologies relative to previous methods. Such materials are useful in electronic applications.Type: ApplicationFiled: November 8, 2011Publication date: June 14, 2012Inventor: David R. Whitcomb
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Publication number: 20120138247Abstract: Hydroxyl polymer-containing compositions, especially hydroxyl polymer-containing compositions that can be processed into polymeric structures, especially polymeric structures in the form of fibers are provided.Type: ApplicationFiled: February 13, 2012Publication date: June 7, 2012Inventors: Paul Arlen Forshey, Gregory Charles Gordon, Larry Neil Mackey, Mark Ryan Richards
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Publication number: 20120135234Abstract: A fibrous product is described that comprises biodegradable fibers on a substrate. The fibers originate from a deposition solution that comprises a protein-based component and a carrier polymer component, each configured so that the resulting deposition solution can be deposited using electro-deposition techniques. In one embodiment, the proteins in the deposition solution are denatured in a manner that modifies the viscosity of the resulting deposition solution so that the deposition solution is compatible with electro-spinning.Type: ApplicationFiled: May 18, 2010Publication date: May 31, 2012Inventors: Anil N. Netravali, Yong Lak Joo, Daehwan Cho, Olivia Nnadi
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Publication number: 20120125547Abstract: An object of the invention is to provide cellulose fibers which can give a cellulose composite that renders high transparency, a reduction in linear expansion coefficient, and a high modulus of elasticity possible. The invention relates to: a process for producing modified cellulose fibers which includes a modification reaction step of reacting cellulose with an aromatic compound in an organic acid to thereby modify the cellulose with an aromatic-ring-containing substituent; cellulose fibers modified with aromatic-ring-containing substituent; a dispersion of the cellulose fibers; and a cellulose fiber composite obtained from the same.Type: ApplicationFiled: December 12, 2011Publication date: May 24, 2012Applicant: MITSUBISHI CHEMICAL CORPORATIONInventor: Hideko AKAI
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Publication number: 20120121843Abstract: The invention relates to the use of polyphosphonates, copoly(phosphonate ester)s, copoly(phosphonate carbonate)s, and their respective oligomers, as flame retardant additives for polyester fibers to impart fire resistance while maintaining or improving processing characteristics for melt spinning fibers.Type: ApplicationFiled: November 16, 2011Publication date: May 17, 2012Applicant: FRX POLYMERS, INC.Inventors: Marc-Andre LEBEL, Lawino Kagumba, Pin Go
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Publication number: 20120121975Abstract: Compositions including glass fibers with a high surface atomic percentage of oxygen bonded to silicon wherein the fibers form at least part of a battery separator or other battery component.Type: ApplicationFiled: November 23, 2011Publication date: May 17, 2012Applicant: HOLLINGSWORTH & VOSE COMPANYInventors: Mohan Rajaram, George C. Zguris
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Patent number: 8178199Abstract: A water non-dispersible polymer microfiber is provided comprising at least one water non-dispersible polymer wherein the water non-dispersible polymer microfiber has an equivalent diameter of less than 5 microns and length of less than 25 millimeters. A process for producing water non-dispersible polymer microfibers is also provided, the process comprising: a) cutting a multicomponent fiber into cut multicomponent fibers; b) contacting a fiber-containing feedstock with water to produce a fiber mix slurry; wherein the fiber-containing feedstock comprises cut multicomponent fibers; c) heating the fiber mix slurry to produce a heated fiber mix slurry; d) optionally, mixing the fiber mix slurry in a shearing zone; e) removing at least a portion of the sulfopolyester from the multicomponent fiber to produce a slurry mixture comprising a sulfopolyester dispersion and water non-dispersible polymer microfibers; and f) separating the water non-dispersible polymer microfibers from the slurry mixture.Type: GrantFiled: March 22, 2011Date of Patent: May 15, 2012Assignee: Eastman Chemical CompanyInventors: Rakesh Kumar Gupta, Melvin Glenn Mitchell, Daniel William Klosiewicz
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Publication number: 20120114943Abstract: Crosslinking systems suitable for use in a polymer melt composition wherein the polymer melt composition comprises a hydroxyl polymer; polymeric structures made from such polymer melt compositions; and processes/methods related thereto are provided.Type: ApplicationFiled: January 10, 2012Publication date: May 10, 2012Inventors: Stephen Wayne Heinzman, Linda Evers Smith, Gregory Charles Gordon, Larry Neil Mackey, John Gerhard Michael, Mark Ryan Richards
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Publication number: 20120108750Abstract: Organic-inorganic hybrid fibers and methods for the preparation of such fibers are disclosed.Type: ApplicationFiled: December 29, 2011Publication date: May 3, 2012Applicant: PPG INDUSTRIES OHIO, INC.Inventors: Stuart D. Hellring, Kaliappa G. Ragunathan, Kenneth J. Balog, Hong Li, Robert A. Montague