Artificial Fiber Or Filament Patents (Class 428/392)
-
Patent number: 8486527Abstract: Fiber reinforcement rods having a combination of reinforcing fiber members coated with a UV curable vinyl ester resin material and a polybutylene terephthalate/polyether glycol or ethylene acrylic acid topcoat layer. The reinforcing fiber members may be S-type fiber members, E-type glass fiber members, a combination thereof, or E-type glass fiber members and/or S-type glass fiber members with high strength synthetic strands of poly (p-phenylene 2,6 benzoisoxazole fiber members. The topcoat layer provides enhanced properties of specific adhesion, enhanced environmental protection, resistance to surface fiber breakage, and to some degree resistance from delamination.Type: GrantFiled: October 31, 2001Date of Patent: July 16, 2013Assignee: Neptco JV LLCInventors: Thomas P. Hager, Richard N. Lehman
-
Publication number: 20130178559Abstract: The resin-reinforcing fiber of the preset invention is a fiber surface-treated with an epoxidized polydiene resin. The fiber is preferably carbon fiber or glass fiber. The fiber-reinforced resin composite material of the present invention comprises the resin-reinforcing fiber and a matrix resin. The matrix resin is preferably an epoxy thermosetting resin. The resin-reinforcing fiber of the present invention can improve the absorbed energy up to the maximum load (elastic energy) of a fiber-reinforced resin composite material and the absorbed energy after the maximum load (propagation energy) thereof at the same time.Type: ApplicationFiled: September 14, 2011Publication date: July 11, 2013Applicant: DAICEL CORPORATIONInventors: Asami Nakai, Misao Mori
-
Patent number: 8455097Abstract: There is disclosed a glass-fiber coating liquid for forming a coating layer on a glass fiber cord, prepared in the form of an emulsion by dispersing a phenol resin, a vinylpyridine-stylene-butadiene copolymer (B) and a chlorosulfonated polyethylene (C) into water to form a coating layer on a glass fiber cord, wherein the phenol resin is a monohydroxybenzene-formaldehyde resin (A) obtained by reaction of monohydroxybenzene (D) and formaldehyde (E).Type: GrantFiled: September 27, 2005Date of Patent: June 4, 2013Assignee: Central Glass Company, LimitedInventors: Toshiya Monden, Hiroyuki Hyakutake, Katsuhiko Ogaki
-
Publication number: 20130111822Abstract: The invention relates to a structure based on glass strand coated with a resin composition which comprises the following constituents in the proportions indicated, expressed in percentage by weight of solid matter: 75 to 98% of a mixture of at least one novolac having a glass transition temperature lower than or equal to 60° C. and at least one novolac having a glass transition temperature above 60° C., 0.5 to 10% of at least one wax, 1 to 15% of at least one crosslinking agent chosen from imines and modified melamines of formula: in which R1, R2, R3, R4, R5 and R6, which are identical or different, represent a hydrogen atom or a —CH2OH, —CH2OCH3 or —CH2OCH2OCH3 radical, at least one of the radicals R1 to R6 being other than H, 0 to 10% of at least one plasticizing agent. The invention also relates to the resin composition suitable for producing the reinforcing structure and bonded abrasive articles incorporating such a structure, in particular abrasive grinding wheels.Type: ApplicationFiled: April 21, 2011Publication date: May 9, 2013Applicant: SAINT-GOBAIN ADFORSInventors: Nadege Ombe Wandji, Alix Arnaud, Philippe Espiard, Katarzyna Chuda
-
Patent number: 8426021Abstract: The invention relates to a Radiation Curable Secondary Coating composition for use on an Optical Fiber. The Radiation Curable Secondary Coating composition is a urethane-free Alpha Oligomer prepared by reaction of the following: (a) an acrylate compound selected from an alcohol-containing acrylate or alcohol-containing methacrylate compound, (b) an anhydride compound, (c) an epoxy-containing compound, (d) optionally an extender compound, and (e) optionally a catalyst. The invention also relates to a coated wire and to a coated optical fiber.Type: GrantFiled: September 15, 2011Date of Patent: April 23, 2013Assignee: DSM IP Assets B.V.Inventors: Wendell Wayne Cattron, Steven R. Schmid, Edward J. Murphy, John M. Zimmerman, Anthony Joseph Tortorello
-
Publication number: 20130089724Abstract: The invention relates to the use, particularly in an organic or inorganic material, of at least one pyrene derivative represented by the general formula (I), in which n represents an integer between 1 and 4, or one of the salts thereof, as an ultraviolet absorbing agent.Type: ApplicationFiled: January 11, 2011Publication date: April 11, 2013Applicant: COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVESInventors: Olivier Poncelet, Olivier Renard
-
Publication number: 20130059101Abstract: Disclosed is a melt processible semicrystalline fluoropolymer comprising: (a) about 0.001 to about 25 weight percent of repeating units arising from a hydrocarbon monomer having a functional group and a polymerizable carbon-carbon double bond, wherein said functional group is at least one selected from the group consisting of amine, amide, hydroxyl, phosphonate, sulfonate, nitrile, boronate and epoxidehydrocarbon monomer; and (b) the remaining weight percent of repeating units arising from tetrafluoroethylene. This melt processible semicrystalline fluoropolymer is impermeable to fuels and is useful as a lining for petroleum fuel tubing, as well as chemical resistance coating for, or adhesive between, perfluoropolymer and other polymers, metals and inorganics.Type: ApplicationFiled: October 15, 2012Publication date: March 7, 2013Applicant: E I DU PONT DE NEMOURS AMD COMPANYInventors: Ralph Munson Aten, Sharon Ann Libert, Craig King Hennessey
-
Publication number: 20130040525Abstract: A method of producing stretchable conductive nanofibers includes: providing stretchable nanofibers; providing a metal precursor solution by dissolving metal precursors in a solvent that may swell the stretchable nanofibers; bringing the stretchable nanofibers into contact with the metal precursor solution or its vapor for a sufficient time for the metal precursors to penetrate into the stretchable nanofibers; and reduce the metal precursors inside the stretchable nanofibers to metal nanoparticles.Type: ApplicationFiled: August 9, 2012Publication date: February 14, 2013Applicants: Industry-Academic Cooperation Foundation, Yonsei University, SAMSUNG ELECTRONICS CO., LTD.Inventors: Jong-jin PARK, Jung-kyun IM, Sang-won KIM, Un-yong JEONG
-
Publication number: 20130037353Abstract: A traction member for use with driving pulleys, consisting of one or more load-bearing elements and a plastics part which is arranged between the load-bearing elements and a force-transmission surface of the traction member. The overall friction value results from the fact that the force-transmission surface, which comes into contact with the driving pulley, has at least two regions, and that these regions are formed from different materials A and B having different coefficients of friction. The regions are in the form of strips in the longitudinal direction of the traction member. The carrier material A is softer and has a higher coefficient of friction and the further materials B1, B2, B3 etc. are each harder and each have a lower coefficient of friction. Preferably, the materials A, B1, B2, B3 etc. are applied in one work step by extrusion.Type: ApplicationFiled: August 8, 2012Publication date: February 14, 2013Applicant: BRUGG DRAHTSEIL AGInventors: Richard PHILLIPS, Daniel SCHOEPKE, Tim SCHWARZER, Daniel SCHLESIER
-
Patent number: 8367204Abstract: A curable resin composition comprising an antioxidant, a UV absorber, and a (meth)acrylate oligomer comprising polyether units. Cured products made from the liquid curable resin composition of the present invention have excellent light stability. The resin composition is suitable as a coating material for optical fibers.Type: GrantFiled: October 23, 2001Date of Patent: February 5, 2013Assignees: DSM IP Assets B.V., JSR CorporationInventors: Hirofumi Uchida, Zen Komiya, Takashi Ukachi
-
Publication number: 20130014774Abstract: A filter material of a filter element configured for application in a smoking article may include a fibrous substrate material finished with a fiber finish composition. The fiber finish composition may be formulated to selectively interact with at least one target component of mainstream smoke drawn through the filter element during use of the smoking article to selectively filter the target component from the smoke. The filter element may include multiple filter segments. Each filter segment may include a filter material having a finish composition formulated to selectively interact with a different target component. The various filter segments may be combined and/or arranged to selectively filter the mainstream smoke to achieve desired characteristics. Each filter segment may be formed from the same fibrous substrate material.Type: ApplicationFiled: July 14, 2011Publication date: January 17, 2013Inventors: Andries D. Sebastian, Stephen Benson Sears, Anthony Richard Gerardi
-
Publication number: 20120321891Abstract: A manufacturing method for a porous silica body including: a step of arranging a plurality of burners around an optical fiber core rod; and a deposition step of depositing a plurality of soot layers on an outer peripheral surface of the optical fiber core rod by the burners, wherein the deposition step comprises forming each of the plurality of soot layers by one of the burners, and depositing each soot layer to satisfy 0.2?x?0.5 and 0.1?y?4.0x2?3.8x+1.3 where x (g/cm3) is the average bulk density and y (mm) is the deposition thickness, and so that the maximum value of the bulk density of the soot layers becomes 0.6 g/cm3 or less.Type: ApplicationFiled: August 28, 2012Publication date: December 20, 2012Applicant: FUJIKURA LTD.Inventor: Tomohiro NUNOME
-
Publication number: 20120237752Abstract: Disclosed are photoluminescent fibers containing photoluminescent phosphorescent materials and photoluminescent fluorescent materials which emit electromagnetic energies to give an emission signature. Also disclosed are the use of the inventive fibers, fabrics made therefrom, and objects containing the fiber.Type: ApplicationFiled: May 24, 2012Publication date: September 20, 2012Applicant: Performance Indicator, LLCInventors: Timothy E. Bortz, Satish Agrawal, James G. Shelnut
-
Patent number: 8262742Abstract: The present invention relates to a method of applying dye and stainblocker to a substrate comprising cationically dyeable fibers which reduces or eliminates the need for subsequent reapplication of dye. The present invention solves the problem of cationic dye removal resulting from stainblocker application by providing a method wherein application of stainblocker precedes the application of dye to a substrate comprising cationically dyeable fibers. Surprisingly, the invention provides a method wherein the effectiveness of cationic dye application is improved when preceded by stainblocker application compared to stainblocker application preceded by cationic dye application. The substrate comprising cationically dyeable fibers preferably further comprises acid dyeable fibers wherein even more preferably, said cationically dyeable fibers and acid dyeable fibers are attached to a backing to form a carpet.Type: GrantFiled: November 6, 2007Date of Patent: September 11, 2012Assignee: E.I. du Pont de Nemours and CompanyInventor: Aaron Frank Self
-
Publication number: 20120196122Abstract: A radiation curable coating composition for an optical fiber comprising: at least one urethane(meth)acrylate oligomer, at least one reactive diluent monomer and at least one photo initiator is described and claimed. The composition is capable of undergoing photopolymerization when coated on an optical fiber and when irradiated by a light emitting diode (LED) light, having a wavelength from about 100 nm to about 900 nm, to provide a cured coating on the optical fiber, with the cured coating having a top surface, and the cured coating having a Percent Reacted Acrylate Unsaturation (% RAU) at the top surface of about 60% or greater. Also described and claimed are the process to coat an optical fiber with the LED curable coating for optical fiber and a coated optical fiber where the coating has been cured by application of LED light.Type: ApplicationFiled: December 16, 2010Publication date: August 2, 2012Inventors: Timothy Bishop, Keqi Gan
-
Patent number: 8227082Abstract: A crystalline article includes a single-crystal ceramic fiber, tape or ribbon. The fiber, tape or ribbon has at least one crystallographic facet along its length, which is generally at least one meter long. In the case of sapphire, the facets are R-plane, M-plane, C-plane or A-plane facets. Epitaxial articles, including superconducting articles, can be formed on the fiber, tape or ribbon.Type: GrantFiled: September 26, 2007Date of Patent: July 24, 2012Assignee: UT-Battelle, LLCInventor: Amit Goyal
-
Publication number: 20120183771Abstract: A cellulose and/or synthetic fibre-based support of which at least one surface is coated with a layer containing at least one water-soluble polymer comprising hydroxyl or primary-secondary amino functional groups, at least some of which have been functionalized beforehand with at least one organic compound comprising at least one epoxy functional group, and at least one R1 group wherein R1 is a vinyl functional group or at least one Si(R2)3 functional group and wherein R2=hydrogen atom, hydroxyl, alkoxy, alkyl, and combinations thereofType: ApplicationFiled: August 18, 2011Publication date: July 19, 2012Applicant: Ahlstrom CorporationInventor: Diego FANTINI
-
Publication number: 20120183718Abstract: A part includes a structure and at least one shape memory alloy element that is prestressed and embedded at least in part within said structure. The shape memory alloy is suitable for dissipating the mechanical energy of said structure when it vibrates in a given frequency band.Type: ApplicationFiled: September 3, 2010Publication date: July 19, 2012Applicant: SNECMAInventors: Adrien Fabre, Pierrick Jean, Jean-Pierre Lombard
-
Patent number: 8216673Abstract: Glass fiber-treating agent which includes: (A) 5-95% by weight of an acetylene glycol or an ethylene oxide and/or a propylene oxide adduct of an acetylene glycol; and (B) 5-95% by weight of a silicone surfactant which may be polyoxyalkylene-modified. The glass fiber-treating agent reduces dynamic and static surface tension and contact angle. The glass fiber-treating agent provides excellent wetting, penetration, and antifoaming properties when glass fibers are treated therewith.Type: GrantFiled: August 2, 2006Date of Patent: July 10, 2012Assignees: Nissin Chemical Industry Co., Ltd., Shin-Etsu Chemical Co., Ltd.Inventors: Toru Mizusaki, Shuichiro Shinohara, Akira Yamamoto, Masaki Tanaka
-
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
-
Patent number: 8207511Abstract: Disclosed are photoluminescent fibers containing photoluminescent phosphorescent materials and photoluminescent fluorescent materials whose emission signature lies partly or fully in the infrared region of the electromagnetic spectrum. Also disclosed are the use of the inventive fibers, fabrics made therefrom, and objects containing the fiber.Type: GrantFiled: June 5, 2009Date of Patent: June 26, 2012Assignee: Performance Indicator, LLCInventors: Timothy E. Bortz, Satish Agrawal, James G. Shelnut
-
Publication number: 20120121923Abstract: Fine-grained (average grain size 1 nm to 1,000 nm) metallic coatings optionally containing solid particulates dispersed therein. The fine-grained metallic materials are significantly harder and stronger than conventional coatings of the same chemical composition due to Hall-Petch strengthening and have low linear coefficients of thermal expansion (CTEs). The CTE of the fine-grained metallic coating is matched to the one of the substrate by adjusting the composition of the alloy and/or by varying the chemistry and volume fraction of particulates embedded in the coating. The fine-grained metallic coatings are particularly suited for strong and lightweight articles, precision molds, sporting goods, automotive parts and components exposed to thermal cycling. The low CTEs and the ability to match the CTEs of the fine-grained metallic coatings with the CTEs of the substrate minimize dimensional changes during thermal cycling and prevent premature failure.Type: ApplicationFiled: January 26, 2012Publication date: May 17, 2012Applicant: INTEGRAN TECHNOLOGIES INC.Inventors: Gino Palumbo, Jonathan McCrea, Klaus Tomantschger, Iain Brooks, Daehyun Jeong, Dave Limoges, Konstantinos Panagiotopoulos, Uwe Erb
-
Publication number: 20120114939Abstract: The subject invention pertains to a method for fabricating a ceramic component by encircling a core with an unsintered or partially-sintered ceramic sheath and sintering the sheath such that it shrinks towards or into contact with the core. In preferred embodiments the core may be electrically-conducting or heat conducting and surrounded by an insulating ceramic sheath. The subject invention also concerns a ceramic component.Type: ApplicationFiled: October 11, 2006Publication date: May 10, 2012Applicant: Environmental Monitoring and Control LimitedInventors: Matthew Paul Hills, Mark Anthony Steele Henson
-
Publication number: 20120088088Abstract: Methods of producing silicon carbide fibers. The method comprises reacting a continuous carbon fiber material and a silicon-containing gas in a reaction chamber at a temperature ranging from approximately 1500° C. to approximately 2000° C. A partial pressure of oxygen in the reaction chamber is maintained at less than approximately 1.01×102 Pascal to produce continuous alpha silicon carbide fibers. Continuous alpha silicon carbide fibers and articles formed from the continuous alpha silicon carbide fibers are also disclosed.Type: ApplicationFiled: October 8, 2010Publication date: April 12, 2012Applicant: BATTELLE ENERGY ALLIANCE, LLCInventors: John E. Garnier, George W. Griffith
-
Publication number: 20120077280Abstract: Nanofibers modified to alter their optical properties in the infrared part of the electromagnetic spectrum, which nanofibers can be used in applications ranging from identification technology to energy conversion devices (e.g., thermophotovoltaics) to stealth technology. The desired optical properties can be obtained by modifying the fibers with rare earth and other materials and then can be incorporated into garments or other composite structures or can be applied as coatings on solid surfaces, to be used in a number of applications that benefit from selective emission properties.Type: ApplicationFiled: August 31, 2011Publication date: March 29, 2012Inventors: George G. Chase, Edward A. Evans, Rex D. Ramsier, Darrell H. Reneker, Daniel J. Smith
-
Publication number: 20120064788Abstract: The present invention relates to fiber glass strands, yarns, fabrics, composites, prepregs, laminates, fiber-metal laminates, and other products incorporating glass fibers formed from glass compositions. The glass fibers, in some embodiments, are incorporated into composites that can be used in reinforcement applications. Glass fibers formed from some embodiments of the glass compositions can have certain desirable properties that can include, for example, desirable electrical properties (e.g. low Dk) or desirable mechanical properties (e.g., specific strength).Type: ApplicationFiled: September 14, 2011Publication date: March 15, 2012Inventors: James Carl Peters, Juan Camilo Serrano, Hong Li, Cheryl A. Richards, Steven Joel Parks
-
Publication number: 20120058698Abstract: Embodiments of the present invention relate to sizing compositions, glass fibers, and fabrics. For example, some embodiments provide a composition that includes: (a) a cooked starch comprising fluid-swollen starch particles and (b) a film forming polymer. The film forming polymer, in some embodiments, has a glass transition temperature from about ?50° C. to about 150° C. The fluid-swollen starch particles, in some embodiments, exhibit a granular swelling power (GSP) from about 1 to about 20.Type: ApplicationFiled: August 19, 2011Publication date: March 8, 2012Applicant: AGY HOLDING CORP.Inventors: Tingdong Lin, Donald Bruce Ogilvie, Sudhendra Venkatesh Hublikar
-
Publication number: 20120037306Abstract: A polymer-carbon nanotube composite film is provided for use as a sensor for detecting chemical vapors. The composite film is formed by coating perpendicularly-aligned carbon nanotubes with a polymer selected from poly(vinyl acetate), poly(isoprene), or blends thereof. The sensor may be formed by attaching at least two electrodes to the polymer-carbon nanotube composite film. The sensor may be used in any applications where the sensor is capable of detecting a change in conductivity in the composite.Type: ApplicationFiled: September 11, 2006Publication date: February 16, 2012Applicant: University of DaytonInventors: Liming Dai, Wei Chen
-
Publication number: 20120040184Abstract: A method of manufacturing an optical fiber preform includes preparing from a first deposition tube a first rod that includes a central core and preparing from a second deposition tube a second rod that includes a buried trench. The method further includes fitting the second rod as a sleeve over the first rod. This disclosed method facilitates the manufacture of large-capacity fiber preforms using deposition benches having small and/or medium deposition capacity.Type: ApplicationFiled: August 10, 2011Publication date: February 16, 2012Applicant: DRAKA COMTEQ B.V.Inventors: Louis-Anne de Montmorillon, Frans Gooijer, Pierre Sillard
-
Patent number: 8105690Abstract: The present invention provides a glass fiber product having particles adhered to at least one fiber of the product, where the size and amount of particles is effective to reduce the tackiness of the glass fiber product and optionally effective to reduce interfilament bonding, and composition, and method for forming the same.Type: GrantFiled: February 11, 2004Date of Patent: January 31, 2012Assignee: PPG Industries Ohio, IncInventors: Ernest L. Lawton, Robert B. Rau, Garry D. Puckett
-
Publication number: 20120015188Abstract: The invention relates to a method for producing a fibrous composite material using at least one epoxy resin and at least one initiator comprising one or more cationic metal olefin complexes. The invention further relates to a fiber-containing agent and to a fiber-containing composite material as such.Type: ApplicationFiled: September 23, 2011Publication date: January 19, 2012Applicant: Henkel AG & Co. KGaAInventors: Felipe Wolff Fabris, Andreas Ferencz, Katja Klophaus, Volker Altstadt
-
Publication number: 20120003474Abstract: The invention relates to a Radiation Curable Secondary Coating composition for use on an Optical Fiber. The Radiation Curable Secondary Coating composition is a urethane-free Alpha Oligomer prepared by reaction of the following: (a) an acrylate compound selected from an alcohol-containing acrylate or alcohol-containing methacrylate compound, (b) an anhydride compound, (c) an epoxy-containing compound, (d) optionally an extender compound, and (e) optionally a catalyst. The invention also relates to a coated wire and to a coated optical fiber.Type: ApplicationFiled: September 15, 2011Publication date: January 5, 2012Inventors: Wendell Wayne Cattron, Steven R. Schmid, Edward J. Murphy, John M. Zimmerman, Anthony Joseph Tortorello
-
Patent number: 8083771Abstract: The present disclosure relates to compositions comprising a copolymer that includes a first monomer and a second monomer that is different from the first monomer, wherein both the first and second monomer are selected from the group consisting of 3-sulfopropyl acrylate potassium salt, sodium acrylate, N-(tris(hydroxyl methyl)methyl)acrylamide, and 2-acrylamideo-2-methyl-1-propane sulfonic acid. The present disclosure further relates to methods for preparing the copolymer compositions and shaped articles comprising the copolymers.Type: GrantFiled: March 23, 2011Date of Patent: December 27, 2011Assignee: Tyco Healthcare Group LPInventors: Ahmad R. Hadba, Brian Cuevas, Frank R. Schiretz, Joshua B. Stopek
-
Publication number: 20110300367Abstract: Disclosed is a composition that includes a photo-curable base composition that contains one or more acrylate-containing compounds; a photoinitiator that activates polymerization of the photo-curable base composition upon exposure to light of a suitable wavelength; and a photo-acid generating compound that liberates an acid group following exposure to the light of the suitable wavelength. Optical fibers that include the cured product of this composition demonstrate enhanced fatigue resistance, extending lifetime in transient, very small bend applications. Optical fiber ribbons that contain these optical fibers are also disclosed.Type: ApplicationFiled: June 2, 2011Publication date: December 8, 2011Inventor: Ching-Kee Chien
-
Publication number: 20110294943Abstract: Fibers sized with a coating of amorphous polyetherketoneketone are useful in the preparation of reinforced polymers having improved properties, wherein the amorphous polyetherketoneketone can improve the compatibility of the fibers with the polymeric matrix.Type: ApplicationFiled: February 4, 2010Publication date: December 1, 2011Applicant: Arkema Inc.Inventors: Christopher A. Bertelo, Gregory S. O'Brien
-
Patent number: 8062746Abstract: A fiber strand comprising at least one fiber at least partially coated with a composition formed from at least one rosin, at least one cationic lubricant, at least one film forming material, at least one organosilane coupling agent, and at least one dispersion of polymeric particles. A fiber strand comprising at least one fiber at least partially coated with a composition formed from components comprising at least one rosin, at least one polymeric lubricant, at least one film forming material, at least one organosilane coupling agent, and at least one dispersion of polymeric particles. A fiber strand comprising at least one fiber at least partially coated with a starch-free composition comprising at least one rosin, at least one cationic lubricant, at least one film forming material, and at least one organosilane coupling agent.Type: GrantFiled: March 10, 2003Date of Patent: November 22, 2011Assignee: PPG Industries, Inc.Inventors: Ernest L. Lawton, Robert Rau
-
Publication number: 20110244154Abstract: In a known method for producing a dimensionally stable semi-finished product for use in producing fibers from synthetic quartz glass, an SiO2 soot layer is applied to the outer wall of a quartz glass inner cylinder and is subjected to a sintering treatment, wherein a sintering zone moves through the SiO2 soot layer from the outside to the inside. In order to achieve dimensionally accurate and low-deformation production as well as high cost efficiency based on said known method, it is proposed that the sintering treatment be interrupted before the sintering zone reaches the outer wall of the inner cylinder so that an intermediate layer made of synthetic quartz glass containing pores remains at the inner cylinder outer wall. The semi-finished product obtained in such a way is elongated into the optical component, wherein the intermediate layer sinters completely into transparent quartz glass.Type: ApplicationFiled: October 29, 2009Publication date: October 6, 2011Applicant: Heraeus Quarzglas GmbH & Co KGInventors: Thomas Krause, Martin Trommer
-
Publication number: 20110236684Abstract: A thermally resistant fiber glass includes at least SiO2, Al2O3, and TiO2.Type: ApplicationFiled: July 29, 2008Publication date: September 29, 2011Applicant: S.D.R. BIOTEC VERFAHRENSTECHNIK GMBHInventors: Roman Teschner, Kati Richter, Hans-Peter Richter
-
Publication number: 20110230615Abstract: The present invention provides aqueous sizing compositions for application to glass fibers as well as fiber glass strands and polymeric resins reinforced with glass fibers at least partially coated with the aqueous sizing compositions. In some embodiments, sizing compositions of the present invention demonstrate advantageous properties resulting from the presence of an acid-amine component therein.Type: ApplicationFiled: March 30, 2011Publication date: September 22, 2011Inventors: Jacobus Hendricus Antonius Van Der Woude, Jacob Cornelis Dijt, John Theo Penning, Ronald Boelman, Johannes Leonardus Tabak, Creig Dean Bowland
-
Publication number: 20110230596Abstract: A glass fiber and a method of manufacturing a glass fiber for reinforcing a transparent composite matrix are disclosed. The glass fiber includes a first glass material having a first set of mechanical properties including a first modulus and a first coefficient of thermal expansion (CTE) and a second glass material having a second set of mechanical properties including a second modulus and a second CTE. The second glass material forms a substantially uniform coating on the first glass material. The second CTE is less than the first CTE. The glass fiber is formed by reducing the cross-section of a glass fiber preform of the first glass material coated with the second glass material by hot working. Because of the selected difference in the CTE's, the first glass material imparts a compressive force upon the second glass material, which improves the strength of the glass fiber.Type: ApplicationFiled: June 2, 2011Publication date: September 22, 2011Applicant: THE BOEING COMPANYInventors: Mark S. WILENSKI, Adam J. LANG, Alan M. MARKUS, Larry A. GODBY
-
Patent number: 8012576Abstract: A roof covering includes a roofing mat formed from fibers of a fiber material. The fibers are coated with a sizing. The roof covering also includes a coating material that coats the mat. The coating material is based on an organic material. The sizing includes a sulfur-containing material that bonds to the fiber material. The sulfur-containing material has sulfur groups that form cross-links with the organic material. In another embodiment, the coating material contains sulfur added to the organic material. The sizing includes a bonding material that bonds to the fiber material and that bonds to the sulfur. The sulfur forms cross-links with the organic material.Type: GrantFiled: April 16, 2004Date of Patent: September 6, 2011Assignee: Owens Corning Intellectual Capital, LLCInventors: Jerry H C Lee, Gregory S. Helwig, David R. Jones, IV, David C. Trumbore
-
Publication number: 20110184657Abstract: A hydrogen sensor includes a substrate, a hydrogen absorbing member, a power source, an ammeter, and a processing unit. The hydrogen absorbing member is positioned on the substrate, and includes a carbon nanotube yarn and a hydrogen absorbing film coated on the carbon nanotube yarn. The ammeter measures an electric current. The hydrogen absorbing member and the ammeter are connected in series to the power source. The processing unit is electrically coupled to the ammeter to obtain a hydrogen concentration according to the electric current.Type: ApplicationFiled: December 30, 2008Publication date: July 28, 2011Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventor: TAI-HSU CHOU
-
Patent number: 7978946Abstract: An optical fiber includes a glass fiber having a glass core and a cladding which contains voids spaced apart from the core. The voids act as trapping sites for ingressing molecules from the surrounding environment, thereby reducing the effect of such molecules on the fiber's light-transmission properties.Type: GrantFiled: July 16, 2004Date of Patent: July 12, 2011Assignee: Verrillon, Inc.Inventors: Imtiaz Majid, Abdel Soufiane, Kanxian Wei, Gary Drenzek, Chih-Hao Wang
-
Publication number: 20110143138Abstract: There is provided a primer composition having a curative, a solvent, and an epoxide resin; wherein the curative is capable of reacting the epoxide resin; and further wherein; (a) the curative is capable of curing a perfluoroelastomer compound having at least one cure site and a crosslinking agent or catalyst; or (b) when the curative is not capable of curing the perfluoroelastomer compound, the perfluoroelastomer comprises a crosslinking agent or catalyst capable of curing the epoxide resin. The primer composition according to the present disclosure are used to bond perfluoroelastomer compounds to substrates. Methods of bonding a perfluoroelastomer compound to a substrate and multilayered articles comprising a perfluoroelastomer, a primer layer, and a substrate are also provided.Type: ApplicationFiled: December 10, 2009Publication date: June 16, 2011Inventors: Robert E. Eggers, Naiyong Jing, Jason L. Krengel, Werner M.A. Grootaert
-
Patent number: 7951317Abstract: A method of producing a composite part formed of a thermoplastic matrix reinforced with long glass fibers is provided. The method includes supplying a thermoplastic resin and high density glass granules to an injection or injection-compression device containing a single screw. The high density glass granules include long chopped strands formed of glass filaments sized with a sizing composition. The chopped glass strands may have a length from 6 to 30 mm. In addition, the glass granules may have a glass density between 90 and 99.5% and may have a length to diameter ratio (L/D) ratio of less than L, which is expressed in mm. A composite part obtained using the disclosed method is also provided.Type: GrantFiled: May 2, 2006Date of Patent: May 31, 2011Assignee: OCV Intellectual Capital, LLCInventors: Yohann Barnaud, Jean-Philippe Gasca, Ludovic Chichignoud
-
Publication number: 20110111227Abstract: A method is provided for producing germanium nanowires encapsulated within multi-walled carbon nanotubes. The method includes the steps of performing chemical vapor deposition using a combined germanium and carbon source having a general formula of GeR(4-x)Lx, where x=0, 1, 2, or 3; R is selected from a group consisting of alkyl, cycloalkyl or aryl and L=hydrogen, halide or alkoxide and growing germanium nanowires encapsulated within multi-walled carbon nanotubes on a substrate. A reaction product of that method or process is also provided.Type: ApplicationFiled: November 9, 2010Publication date: May 12, 2011Inventors: Mark Crocker, Rodney Andrews, A. Pandurangan, Dali Qian
-
Patent number: 7939578Abstract: Polymeric fibers and methods of making the polymeric fibers are described. The polymeric fibers are crosslinked hydrogels or dried hydrogels that are prepared from a precursor composition that contains polymerizable material having an average number of ethylenically unsaturated groups per monomer molecule greater than 1.0. The polymeric fibers can contain an optional active agent.Type: GrantFiled: August 30, 2007Date of Patent: May 10, 2011Assignee: 3M Innovative Properties CompanyInventors: Robin E. Wright, Mahfuza B. Ali, Jessica M. Buchholz, Louis C. Haddad, Linda K. M. Olson, Matthew T. Scholz, Narina Y. Stepanova, Michael J. Svarovsky, Richard L. Walter, Caroline M. Ylitalo, Diane R. Wolk, Yifan Zhang
-
Publication number: 20110091510Abstract: The subject invention concerns nanorods, compositions and substrates comprising nanorods, and methods of making and using nanorods and nanorod compositions and substrates. In one embodiment, the nanorod is composed of Zinc oxide (ZnO). In a further embodiment, a nanorod of the invention further comprises SiO2 or TiO2. In a specific embodiment, a nanorod of the invention is composed of ZnO coated with SiO2. Nanorods of the present invention are useful as an adhesion-resistant biomaterial capable of reducing viability in anchorage-dependent cells.Type: ApplicationFiled: April 30, 2009Publication date: April 21, 2011Inventors: Tanmay P. Lele, Fan Ren, Benjamin George Keselowsky, Jiyeon Lee, Anand Gupte, Byung-Hwan Chu, Karl Zawoy
-
Patent number: 7928023Abstract: A composite sheet material, useful as a component of roofing shingles, and a process of making same, which includes a glass fiber web bound with a thermosetting resin which includes a fatty acid amide having the structural formula RCOONH2, where R is a C8-C25 alkyl.Type: GrantFiled: July 1, 2005Date of Patent: April 19, 2011Assignee: Building Materials Investment CorporationInventors: V. Robert Canfield, Robson F. Storey, Betty C. Roberts
-
Patent number: 7914897Abstract: A composition for coating comprising at least one compound of formula (I): R<a>Si(R<1>)n(X<1>)3-n, and optionally at least one compound of formula (II): R<b>Si(R<2>)m(X<2>)3-m, wherein R<a> is a straight-chain or branched C(1-24) alkyl group, R<b> is an aromatic group, such as an optionally substituted carbocyclic and heterocyclic group comprising five-, six- or ten-membered ring systems, which is linked by a single covalent bond or a spacer unit, such as a straight-chain or branched alkyl residue having 1 to 8 carbon atoms, to the Si- atom, R<1> and R<2> are, independently of each other a lower alkyl group, such as a straight chain and branched hydrocarbon radical having 1 to 6 carbon atoms, X<1> and X<2> are independently of each other a hydrolysable group, such as a halogen or an alkoxy group and n, m are independently of each other 0 or 1, with the proviso that if n and m are independently of each other 0 or 1, X may represent the samType: GrantFiled: June 23, 2004Date of Patent: March 29, 2011Assignee: University of ZurichInventors: Jan Zimmermann, Stefan Seeger, Georg Artus, Stefan Jung