Abstract: The present invention, in one aspect, provides a fiber glass strand comprising an electrically conductive structure comprising one or more glass fibers coated with a coating composition comprising an aqueous dispersion, the aqueous dispersion comprising carbon nanotubes and a polymeric carrier.

Abstract: CNT encapsulated carbon nanofibers (CNFs @ CNTs) having a one-dimensional structure are provided by selective assembling CNFs inside the channel of CNTs via impregnation of catalyst inside CNTs and subsequent chemical vapour deposition of hydrocarbon. The new structure is used as material for energy storage.

Abstract: The invention relates to powder comprising at least one element M, at least one element A and at least one element X, in the respective proportions (n+1±?1), 1±?2 and n±?3, in which: A is chosen from Cd, Al, Ga, In, Tl, Si, Ge, Sn, Pb, P, As and S; M is a transition metal; X is chosen from B, C and N; n is an integer equal to 1, 2 or 3; and ?1, ?2 and ?3 independently represent a number ranging from 0 to 0.2, said powder having a mean particle size of less than 500 nm.

Abstract: A method of preparing a reinforced silicone resin film, the method comprising the steps of impregnating a fiber reinforcement in a hydrosilylation-curable silicone composition comprising a silicone resin and a photoactivated hydrosilylation catalyst; and exposing the impregnated fiber reinforcement to radiation having a wavelength of from 150 to 800 nm at a dosage sufficient to cure the silicone resin; wherein the reinforced silicone resin film comprises from 10 to 99% (w/w) of the cured silicone resin and the film has a thickness of from 15 to 500 ?m; and a reinforced silicone resin film prepared according to the method.

Abstract: In the growth of carbon nanotubes, the aggregation of catalytic fine particles therefor is a problem. In order to realize the growth of carbon nanotubes into a high density, the carbon nanotube growing process includes a first plasma treatment step of treating a surface having catalytic fine particles with a plasma species generated from a gas which contains at least hydrogen or a rare gas without carbon element, a second plasma treatment step of forming a carbon layer on the surface of the catalytic fine particles by a plasma generated from a gas which contains at least a hydrocarbon after the first plasma treatment step, and a carbon nanotube growing step of growing carbon nanotubes by use of a plasma generated from a gas which contains at least a hydrocarbon after the second plasma treatment step.

Abstract: The invention relates to a method for the impregnation of continuous fibers, that comprises coating said fibers with a polymer matrix containing at least one thermoplastic semicrystalline polymer having a glass transition temperature (Tg) lower than or equal to 130° C., and nanotubes of at least one chemical element selected from the elements of the columns IIIa, IVa and Va of the periodic table. The invention also relates to the composite fibres that can be obtained by said method, and to the use thereof.

Abstract: A component of a disc drive has a coating of a predetermined length on its surface, the coating having at least two separate tapered regions applied in independent steps, the at least two separate tapered regions each having a length that is less than the predetermined length of the component surface. When the component is a shaft of a spindle motor, the ends of the shaft are masked before the tapered regions of coating are applied, and the thickness of the masks covering the shaft ends is varied to control a taper of tapered regions.

Abstract: Described is a pasty coating agent for textile sun protection articles which comprises finely divided polymeric particles, flame retardants, metal pigments and water with or without further additives. The paste serves to coat sun protection articles such as awnings, roller blinds, tents, shade-providing systems such as sunshades and the like. The sun protection articles thus endowed possess high reflectivity, excellent colour effects and low flammability.

Abstract: A composition includes a carbon nanotube (CNT)-infused carbon fiber material that includes a carbon fiber material of spoolable dimensions and carbon nanotubes (CNTs) infused to the carbon fiber material. The infused CNTs are uniform in length and uniform in distribution. The CNT infused carbon fiber material also includes a barrier coating conformally disposed about the carbon fiber material, while the CNTs are substantially free of the barrier coating. A continuous CNT infusion process includes: (a) functionalizing a carbon fiber material; (b) disposing a barrier coating on the functionalized carbon fiber material (c) disposing a carbon nanotube (CNT)-forming catalyst on the functionalized carbon fiber material; and (d) synthesizing carbon nanotubes, thereby forming a carbon nanotube-infused carbon fiber material.

Abstract: The invention relates to a nanostructured material. The material is a nanostructured carbonaceous material composed of agglomerates of small needles of Li1+?V3O8 and of ?-LixV2O5 (0.1???0.25 and 0.03?x?0.667) surrounded by a noncontinuous layer of spherical carbon particles. It is obtained by a process consisting in preparing a carbonaceous precursor gel by bringing carbon, ?-V2O5 and a Li precursor into contact in amounts such that the ratio of the [V2O5]/[Li] concentrations is between 1.15 and 1.5 and that the (carbon)/(carbon+V2O5+Li precursor) ratio by weight is from 10 to 15 and in subjecting the gel to a heat treatment comprising a 1st stage at 80° C.-150° C. for 3-12 h and a 2nd stage between 300° C. and 350° C. for 10 min to 1 hour, under an nitrogen or argon atmosphere. Applications: positive electrode active material.

Abstract: A composition includes a carbon nanotube (CNT)-infused metal fiber material which includes a metal fiber material of spoolable dimensions, a barrier coating conformally disposed about the metal fiber material, and carbon nanotubes (CNTs) infused to the metal fiber material. A continuous CNT infusion process includes: (a) disposing a barrier coating and a carbon nanotube (CNT)-forming catalyst on a surface of a metal fiber material of spoolable dimensions; and (b) synthesizing carbon nanotubes on the metal fiber material, thereby forming a carbon nanotube-infused metal fiber material.

Abstract: A method of manufacturing a composite material, the method comprising: providing a first layer (14) of CNTs reinforcement elements (13) with liquid matrix material in interstitial gaps between the reinforcement elements; dipping a second layer of reinforcement elements into the liquid matrix material in the interstitial gaps such that the reinforcement elements in the second layer become partially embedded in the first layer of reinforcement elements and partially protrude from the first layer of reinforcement elements, impregnating the protruding parts of the reinforcement elements in the second layer with liquid matrix material; and curing the liquid matrix material.

Abstract: The present invention relates to a polyester matrix powder comprising a polybutylene terephthalate, a homogeneously dispersed carbon nanotube powder, a dispersant and a chain extender; to a conductive masterbatch with homogeneous and smooth surface; to a process for the preparation of the conductive masterbatch; to a conductive monofilament prepared from the conductive masterbatch; to a process for the preparation of the conductive monofilament; and to a fabric article prepared from the monofilament. The present invention is characterized in the preparation of carbon nanotube-containing fiber materials with higher conductivity and the improvement of the spinning property of the conductive masterbatches to avoid blocking and yarn breakage during the spinning process.

Abstract: The present invention relates to nanocarbon with the compound of 1:1 atomic number ratio of hydrogen and halogen among chemical compounds of carbon, hydrogen, and halogen and a preparation method thereof. The present invention relates to a new preparation method of carbons in various forms such as nanodiamond, fullerene, nanographite, carbon onion, carbon nanotube, carbon nanofiber with the compound of 1:1 atomic number ratio of hydrogen and halogen among chemical compounds of carbon, hydrogen, and halogen by dehydrohalogenation.

Abstract: Provided are a multi-functional hybrid fiber, a composite material with the same, and a method of manufacturing the same. The multi-functional hybrid fiber includes a carbon fiber having a bundle of a plurality of continuous fibers, the continuous fiber having an external diameter of 5 ?m to 10 ?m, a nano particle attached to an outer surface of the carbon fiber by an electrophoretic deposition method, and a metal attached to the outer surface of the carbon fiber by an electroplating method. The nano particle and metal are mixed and attached to the outer surface of the carbon fiber by the simultaneous electrophoretic deposition and electroplating methods.

Abstract: The invention relates to coated optical fibers comprising soft primary coatings and to such primary coatings for protecting glass optical fibers having a sufficient high resistance against cavitation. In particular, the primary coatings have a cavitation strength at which a tenth cavitation appears (?10cav) of at least about 1.0 MPa as measured at a deformation rate of 0.20% min?1 and of at least about 1.4 times their storage modulus at 23° C. The coating preferably shows strain hardening in a relative Mooney plot, preferably has a strain energy release rate Go of about 20 J/m2 or more, and preferably has a low volumetric thermal expansion coefficient. The invention furthermore provides a method and apparatus for measuring the cavitation strength of a primary coating.

Abstract: Prepregs, laminates, printed wiring board structures and processes for constructing materials and printed wiring boards that enable the construction of printed wiring boards with improved thermal properties. In one embodiment, the prepregs include substrates impregnated with electrically and thermally conductive resins. In other embodiments, the prepregs have substrate materials that include carbon. In other embodiments, the prepregs include substrates impregnated with thermally conductive resins. In other embodiments, the printed wiring board structures include electrically and thermally conductive laminates that can act as ground and/or power planes.

Abstract: The present invention relates to structures that contain one or more fiber and/or nanofiber structures where such structures can be formed on a wide variety of structures or surfaces (e.g., asperities, flat surfaces, angled surface, hierarchical structures, etc.). In one embodiment, the present invention relates to a process for forming one or more fibers, nanofibers or structures made therefrom on a wide variety of structures or surfaces (e.g., asperities, flat surfaces, angled surface, hierarchical structures, etc.). In another embodiment, the present invention relates to a process for forming one or more fibers, nanofibers or structures made therefrom on a wide variety of structures or surfaces (e.g., asperities, flat surfaces, angled surface, hierarchical structures, etc.) where such fibers and/or structures are designed to sequester, carry and/or encapsulate one or more substances.

Abstract: One-dimensional nanostructures having uniform diameters of less than approximately 200 nm. These inventive nanostructures, which we refer to as “nanowires”, include single-crystalline homostructures as well as heterostructures of at least two single-crystalline materials having different chemical compositions. Because single-crystalline materials are used to form the heterostructure, the resultant heterostructure will be single-crystalline as well. The nanowire heterostructures are generally based on a semiconducting wire wherein the doping and composition are controlled in either the longitudinal or radial directions, or in both directions, to yield a wire that comprises different materials. Examples of resulting nanowire heterostructures include a longitudinal heterostructure nanowire (LOHN) and a coaxial heterostructure nanowire (COHN).

Abstract: Prepregs, laminates, printed wiring board structures and processes for constructing materials and printed wiring boards that enable the construction of printed wiring boards with improved thermal properties. In one embodiment, the prepregs include substrates impregnated with electrically and thermally conductive resins. In other embodiments, the prepregs have substrate materials that include carbon. In other embodiments, the prepregs include substrates impregnated with thermally conductive resins. In other embodiments, the printed wiring board structures include electrically and thermally conductive laminates that can act as ground and/or power planes.

Abstract: This invention relates generally to forming an array of fullerene nanotubes. In one embodiment, a macroscopic molecular array is provided comprising at least about 106 fullerene nanotubes in generally parallel orientation and having substantially similar lengths in the range of from about 5 to about 500 nanometers.

Abstract: In one aspect of the present system and method, an electrophotographic media includes a porous base media and a bi-modal pigmented composition disposed on the porous media that provides an increased resistance to blistering during pigment fusing. The bi-modal pigment may include a first pigment and a second pigment, the first pigment including particles having acicular morphology, and the second pigment including substantially spherical particles.

Abstract: A Hybrid Scavengeless Development electrophotographic printing system is provided wherein the electrode wires contain carbon nanotube yarn. The use of carbon nanotube yarn alleviates the problem of fundamental strobing image defects, because the electrodes made from the carbon nanotube yarn can be put at a higher tension to density set point, and thereby achieve fundamental resonance frequencies larger than that obtainable from steel. Additionally the yarn's strength is sufficient to withstand the typical forces it is subjected to in a Hybrid Scavengeless Development environment.

Abstract: Disclosed herein is a cellulose carbide material having a graphite nanosized surface layer directly carbonized from a cellulose fiber, and a method of synthesizing a cellulose carbide material having a graphite nanolayer on a surface thereof, including: i) heating a cellulose fiber in a reactor; ii) forming a primary carbide while maintaining temperature of the reactor; iii) cooling the formed primary carbide; iv) heating the cooled primary carbide; v) forming a secondary carbide while maintaining temperature of the reactor; vi) cooling the formed secondary carbide.

Abstract: The present invention relates to glass strands coated with a sizing composition capable of conducting an electric current, which comprises at least one film-forming agent, at least one compound chosen from plasticizers, surfactants and dispersants, at least one coupling agent for coupling to the glass, and electrically conductive particles. The glass strands according to the invention are more particularly intended for the production of electrically conductive parts by compression molding, said glass strands being employed in SMC or BMC form.

Abstract: The components of and a proton conducting membrane (PCM) produced from a host polymer and an attached or physically blended in hydrogen cyano fullerene proton-source agent, with the physical blending of the host polymer and hydrogen cyano fullerene further promoted by a poly(ethylene oxide) attached fullerene mixing agent.

Abstract: The invention concerns a doctor blade of a fiber web machine, where the doctor blade is of a composite structure comprising a fiber material as reinforcement, and a binder. The reinforcement in the composite structure is essentially composed of a fiber material which is free from carbon fiber and the composite structure comprises particulate carbon in order to improve the thermal conductivity of the doctor blade.

Abstract: The invention relates to an RFL film or adhesive dip coating comprising carbon nanotubes. It also relates to a yarn coated or impregnated with a coating according to the invention. It also relates to the use of the yarn thus treated for reinforcing an article based on a rubber material, said article possibly being a belt, a tube, a hose, a pipe or a tire and generally any object subjected to shear stresses.

Abstract: Small ceramic particles (e.g., of TiC) are incorporated into fibers. The ceramic particles enhance the friction and/or wear properties of a carbon-carbon composite article made with the impregnated or coated fibers. The impregnated fibers can be, e.g., polyacrylonitrile (PAN) fibers, pitch fibers, and other such fibers as are commonly employed in the manufacture of C—C friction materials. The impregnated fibers can be used to make woven, nonwoven, or random fiber preforms or in other known preform types. Preferred products are brake discs and other components of braking systems. The particles may be included in the fibers by mixing them with the resin employed to make the fibers and/or by applying them to the surfaces of the fibers in a binder.

Abstract: An erosion resistant surface using a dense array of elastic whiskers to slow the velocity of erosive particles before impacting with the surface. A carbon nanotube forest is grown on the surface to provide the erosion resistance. In the alternative, a carbon nanotube forest is grown on a flexible substrate that is bonded to the surface.

Abstract: Nanosilver porous material particles and method for manufacturing the same are disclosed. The nanosilver porous material particles include nanosilver particles distributed on the surface thereof. First, a nanosilver precursor is dissolved in water and a proper quantity of a fixation agent is added to form a solution. Next, a proper quantity of the porous material particles is added into the solution and that is mixed well to form a suspension. Next, the suspension is allowed to stand for a predetermined period of time, and then the suspension is filtered to separate the porous material particles from the solution. Finally, the resulting porous material particles are baked and dried.

Abstract: A polymer coated nanoparticle containing a metallic core and a polymer shell encapsulating said metallic core is useful, for example, in magnetic tapes and supercapacitors.

Abstract: A compact hydrogen generator is coupled to or integrated with a fuel cell for portable power applications. In the process of producing hydrogen for the generator via thermocatalytic decomposition (cracking, pyrolysis) of hydrocarbon fuels in an oxidant-free environment, novel carbon products are produced with filamentary surfaces, “octopus”-like carbon filaments, single carbon nanotube fibers and the like. Two novel processes are disclosed for the production of carbon filaments and a novel filamentous carbon product useful in the clean-up of oil spills on the surface of water. The apparatus can utilize a variety of hydrocarbon fuels, including natural gas, propane, gasoline, and sulfurous fuels. The hydrogen-rich gas produced is free of carbon oxides or other reactive impurities, so it can be directly fed to any type of a fuel cell. The hydrogen generator can be conveniently integrated with high temperature fuel cells to produce an efficient and self-contained source of electrical power.

Abstract: The present invention discloses ultra-fine fibrous carbon and preparation of the same. Specifically, the present ultra-fine fibrous carbon is characterized by the graphite-like structure with the sp2 hybrid carbon content of more than 95% per total content; the (002) plane interlayer spacing (d002, d-spacing of C(002) profiles determined by X-ray diffraction method) of 0.3370-0.3700 nm; the (002) plane stacking of more than 4 layers, namely the stacking height (Lc002) of more than 1.5 nm; fibrous carbon length per fibrous carbon width of diameter (aspect ratio) of more than 20; the average diameter of 5˜50 nm.

Abstract: Nano-composite membranes and methods for making them are described. The nano-composite membranes a made from a layer of oriented carbon nanotubes fixed in a polymeric matrix. Methods for efficient, facile, and inexpensive fabrication of the nano-composite membranes using a filtration method are also described. The carbon nanotubes may also be modified with chemical functional groups to promote their orientation in the carbon nanotube layer or to confer to them other properties.

Abstract: A silicon carbide-silicon carbide fiber composite consists of silicon carbide particles and silicon carbide fibers. The composite has excellent oxidation resistance and finds a wide range of application as heat resistant material. The silicon carbide conversion method is simple and consistent enough to ensure production of silicon carbide-silicon carbide fiber composites with minimized variation in quality.

Abstract: A method for fabricating a semi-continuous vapor grown carbon fiber, comprising: (a) providing a substrate which has a catalyst on its surface; (b) placing said substrate in a furnace; (c) loading said furnace with hydrogen, ammonia, or combinations thereof; (d) adjusting a temperature of said furnace to 400° C. to 900° C. to proceed heat treatment for 10 minutes to 2 hours; (e) adding a carbon-containing compound into said furnace; (f) adjusting the ratio of said carbon-containing compound and said hydrogen, ammonia, or combinations thereof; (g) adjusting the temperature of said furnace to 500° C. to 1200° C. to crack said carbon-containing compound, and thereby form a carbon fiber.

Abstract: A ceramic matrix composite material is disclosed having non-oxide ceramic fibers, which are formed in a complex fiber architecture by conventional textile processes; a thin mechanically weak interphase material, which is coated on the fibers; and a non-oxide or oxide ceramic matrix, which is formed within the interstices of the interphase-coated fiber architecture. During composite fabrication or post treatment, the interphase is allowed to debond from the matrix while still adhering to the fibers, thereby providing enhanced oxidative durability and damage tolerance to the fibers and the composite material.

Abstract: The invention is directed to a multi-component electrically conductive fiber (FIG. 1) and the method of making the same (FIG. 2). The fiber contains two polyester components which has a 10° C. melt temperature difference between the first and second polyesters.

Abstract: Chemical vapor deposited silicon carbide articles and the methods of making them are disclosed. The chemical vapor deposited silicon carbide articles are composed of multiple parts which are joined together by sintered ceramics joints. The joints strengthen and maintain tolerances at the joints of the articles. The articles may be used in semi-conductor processing.

Abstract: The invention relates to glass strands and glass strand structures coated with an electrically conducting coating composition which comprises (as % by weight of solid matter): 6 to 50% of a film-forming agent, preferably 6 to 45%, 5 to 40% of at least one compound chosen from plasticizing agents, surface-active agents and/or dispersing agents, 20 to 75% of electrically conducting particles, 0 to 10% of a doping agent, 0 to 10% of a thickening agent, 0 to 15% of additives. The invention also relates to the electrically conducting coating composition used to coat the said strands and strand structures, to their process of manufacture and to the composite materials including these strands or strand structures. Application to the preparation of structures and composite materials which can be heated by the Joule effect or which can be used for electromagnetic shielding.

Abstract: A graphite coated tow of fibers having exfoliated and pulverized graphite platelets coated on an outer surface of the fibers are provided. A process is provided for surface coating of the graphite platelets onto the fibers. The graphite coated tow of fibers are used to produce a reinforced composite material. Reinforced composite materials incorporating the graphite coated fibers can be electrostatically painted without using a conductive primer on a surface to be painted.

Abstract: Strings configured for use in sports racquets and musical instruments are fabricated as a plastic core wrapped with one or more filaments of plastic. The strings are coated with a material composite that includes rigid nanoparticles, and lubricated nylon. The rigid nanoparticles may include clay or carbon nanotubes. The strings are coated with the material composite using various processes that result in a coating thickness of between 0.1 and 200 ?m. The material composite may further include impact modifiers. The strings experience extended life due to reduced frictional wear and improved mechanical properties.

Abstract: A platinum-based nano catalyst supported carbon nano tube electrode and a manufacturing method thereof, more particularly to a manufacturing method of a carbon nano tube electrode and a carbon nano tube electrode supported with the platinum-based catalyst by growing the carbon nano tube on the surface of the carbon paper and using a CVD method on the surface of the carbon nano tube. By growing the carbon nano tube directly, the broad surface area and excellent electric conductivity of the carbon nano tube can be utilized maximally, and especially, the nano catalyst particles with minute sizes on the surface of the carbon nano tube by using the CVD method as a supporting method of the platinum-based catalyst on the surface of the carbon nano tube, the amount of the platinum can be minimized and still shows an efficient catalyst effect and by improving the catalyst activity by increasing the distribution, so academic and industrial application in the future is highly expected.

Abstract: Disclosed are a process for preparing single wall carbon nanotubes with surfactant-coated surface which comprises coating a surface of the carbon nanotubes with a surfactant by adding water to a mixture of the carbon nanotubes and the surfactant, ultrasonically treating the mixture, treating the ultrasonically treated mixture with a initiator, and applying a surfactant to the surface of the resultant carbon nanotubes and, in addition, the carbon nanotubes with surfactant-coated surface prepared by the above process. The formed carbon nanotubes of the present invention can maintain a stable dispersion condition regardless of change of an external environment and be stably dispersed in water even when putting the carbon nanotubes into the water after completely drying the same, so that the carbon nanotubes can be widely used in developing and manufacturing various products.

Abstract: A fiberglass material contains glass fibers having graphite evenly distributed thereon. The graphite provides a coating that makes the fiberglass material substantially free of static electricity. Suitable graphite content of the fiberglass material is about 0.25 wt % to about 0.50 wt %, or about 0.25 wt % to about 1.0 wt %, or about 0.8 wt % of dry weight of the glass fibers. The graphite used may be synthetic material or natural material substantially free of silica. Other components of the fiberglass material may include de-dusting oil.

Abstract: A composition comprising polymer-bound fiber tows containing carbon fibers, the polymer-bound fiber tows having an average length of 3 mm to 50 mm measured in the fiber direction, and an average bundle thickness of 0.1 mm to 10 mm measured perpendicular to the fiber direction, and in which at least 75% of all polymer-bound fiber tows have a length that is at least 90% and not greater than 110% of the average length combined with a carbon-ceramic material.

Abstract: By coating the outer surface of carbon nanotubes with various polymers of different properties, such properties as insulation property, reactivity, optical visibility, solvent dispersion property and so on are given to the outer surface of the carbon nanotubes.

Abstract: A transition metal substituted, amorphous mesoporous silica framework with a high degree of structural order and a narrow pore diameter distribution (±0.15 nm FWHM) was synthesized and used for the templated growth of single walled carbon nanotubes (SWNT). The physical properties of the SWNT (diameter, diameter distribution, electronic characteristic) can be controlled by the template pore size and the pore wall chemistry. The SWNT can find applications, for example, in chemical sensors and nanoscale electronic devices, such as transistors and crossbar switches.

Abstract: A carbon nanotube composite material contains a carbon nanotube and a continuous layer of a metal covering the inner surface of the carbon nanotube. It is produced by forming a metallic matrix layer and treating the metallic matrix layer to form plural nanoholes in the metallic matrix layer to thereby form a nanohole structure, the nanoholes extending in a direction substantially perpendicular to the plane of the metallic matrix layer; forming carbon nanotubes inside the nanoholes; and covering inner surfaces of the carbon nanotubes with a continuous layer of a metal. It has a well controlled small size, has excellent and uniform physical properties, is resistant to oxidation of the metal with time, is highly chemically stable, has good durability enabling repetitive use, has good coatability, high wettability and dispersibility with other materials, is easily chemically modified, is easily handled and is useful in various fields.