Abstract: A monomer for binding nano-metal, which is useful for the preparation of a conductor having increased conductivity with ensuring flexibility and transparency. Polymerization of the monomer for binding nano-metal provides a conductive polymer composite including a nano-metal rod. A method of preparing the conductive polymer composite is also provided.

Abstract: 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 consisting essentially of a monohydroxybenzene-formaldehyde resin (A) obtained by reaction of monohydroxybenzene (D) and formaldehyde (E), a vinylpyridine-styrene-butadiene copolymer (B) having a vinylpyridine monomer content of 17 to 35% by mass, a styrene monomer content of 20 to 40% by mass and a butadiene monomer content of 35 to 60% by mass, a chlorosulfonated polyethylene (C), an acrylonitrile-butadiene rubber (P); at least one of an antioxidant, a pH adjuster and a stabilizer; and water.

Abstract: A composite core for an electrical cable, the composite core defining a longitudinal axis that defines a center of the composite core, the core comprising a plurality of longitudinally extending reinforcing fibers embedded in a resin matrix, the fibers oriented substantially parallel to the longitudinal axis and a non-conductive insulating layer surrounding the plurality of longitudinally oriented fibers. The insulating layer may further comprise a plurality of glass fibers. The insulating layer may also comprise a type of resin, including for example, thermosetting resin or thermoplastic resin.

Abstract: The present invention provides an ethylene/tetrafluoroethylene copolymer showing good heat resistance and good crack resistance even in a high temperature environment. The present invention is an ethylene/tetrafluoroethylene copolymer, comprising: copolymerization units derived from ethylene; tetrafluoroethylene; and a fluorine-containing vinyl monomer represented by general formula: CH2?CH—Rf in the formula, Rf representing a perfluoroalkyl group containing four or more carbon atoms, a fluorine-containing vinyl monomer content being 0.8 to 2.5 mol % to a total amount of all monomers, an ethylene/tetrafluoroethylene molar ratio being 33.0/67.0 to 44.0/56.0, a CH index being 1.40 or less, a melting point being 230° C. or higher, and a melt flow rate being 40 (g/10 minutes) or less.

Abstract: A fiber structure for propagating one or more zero group-velocity modes is provided. The fiber structure includes a cladding arrangement comprising a photonic crystal having a complete bandgap at a specified index. A core is formed in a selective region of the cladding arrangement. The core allows the propagation of the one or more group-velocity modes.

Abstract: Exemplary embodiments provide composite materials, methods for making and processing these materials, and systems for using the composite materials. The disclosed composite material (or composite member) can include fiber-like and/or particulate materials incorporated within a binder polymer. For example, the composite member can include fibril-shaped, semi-conductive elements that are contained in a suitable binder polymer to achieve a particular resistance value, wherein the fibrils can be integrated and interlinked in a manner as to create an array of resistive elements that precisely define and control current flows through the related device. The composite member can therefore have resistive characteristics and, none or neglectablely low amount of capacitive or inductive characteristics. The composite member can be used in electric test market, e.g., as high performance, dynamic probes/sensors for very frequency and/or complex mixed-frequency signals.

Abstract: The present invention relates to a sizing composition in the form of a physical gel for glass strands which contains 0.1 to 5% by weight of at least one texturing agent chosen from xanthans, guars and succinoglycans, 2 to 8% by weight of at least one film-forming agent, 0.1 to 8% by weight of at least one compound chosen from plasticizing agents, surface-active agents and dispersing agents, 0.1 to 4% by weight of at least one coupling agent, and 0 to 6% by weight of at least one additive. Another subject-matter of the present invention is glass strands coated with the abovementioned sizing composition and the composite materials containing an organic or inorganic material reinforced with the said glass strands.

Abstract: A insulated wire includes a conductor, and an insulating coating on a periphery of the conductor. The insulating coating includes an insulating film formed by applying and baking a polyester imide resin insulating coating material, and the insulating film has a relative permittivity of less than 3.5 both in a dried state and in a moisture-absorbed state. The insulating film is formed by applying and baking a polyester imide resin insulating coating material including an imide dicarboxylic acid and an alcohol component, the imide dicarboxylic acid being obtained by synthesizing a diamine component including aromatic diamine having not less than three aromatic rings and an acid component including aromatic tricarboxylic acid anhydride.

Abstract: Lightweight sewer cable that may include an elongate central resilient non-metallic core member, an elongate metallic helical coil spring surrounding the core member, and an elongate non-metallic spacer between the core member and the coil spring are disclosed.

Abstract: A coating liquid for coating glass fiber cords, containing: a chlorophenol-formaldehyde condensate (A) obtained by condensing a chlorophenol (D) and formaldehyde (E) in water; an emulsion of a vinylpyridine-styrene-butadiene copolymer (B); and an emulsion of a chlorosulfonated polyethylene (C).

Abstract: 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.

Abstract: The present invention provides a twisted pair of insulated wires that comprises a first wire that has a first insulation. The first insulation includes at least one foamed section and at least one unfoamed section. A second wire has a second insulation. The second insulation includes at least one foamed section and at least one unfoamed section. The at least one foamed section of the first insulation is spaced from and not adjacent to the at least one foamed section of the second insulation.

Abstract: A partial-discharge-resistant insulating varnish has a polyamide-imide enamel varnish and an organo-silica sol that are dispersed in a solvent. The solvent has 50 to 100% by weight of ?-butyrolactone. An insulated wire has a conductor, and a partial-discharge-resistant insulation coating film formed on the surface of the conductor. The partial-discharge-resistant insulation coating film is made of the partial-discharge-resistant insulating varnish.

Abstract: Provided is a wire rod contains, in mass %: C: 0.6 to 1.1%; Si: 0.1 to 0.5%; Mn: 0.2 to 0.6%; S: 0.004 to 0.015%; and, Cr: 0.02 to less than 0.05%; with a balance including Fe and inevitable impurities in which P is limited to 0.02% by mass or lower and Al is limited to 0.003% by mass or lower; the wire rod has a pearlite in a surface thereof; and, the wire rod has, in a peripheral portion in a cross section thereof, a {110} crystal plane of ferrite in the pearlite, an accumulation degree of the crystal plane being 1.2 or more.

Abstract: Organic-inorganic hybrid fibers and methods for the preparation of such fibers are disclosed.

Abstract: Carbon fibers and carbon fiber yarn consisting of carbon fibers, the fibers having been pretreated by electrochemical oxidation, characterized in that they have a finish consisting of epoxy resin(s), a vinyl component, and a plasticizer in an amount of 0.3 to 5 wt. % relative to the carbon fibers, which are to be provided with the finish.

Abstract: A variable stiffness tow cable comprising a plurality of strands. Most of the strands comprise a polymer with interstitial spaces filled with a ferrofluid comprising nanoparticles. And, least one of the strands is a nanoparticle control field source. The stiffness is varied for a number of control objectives such to dampen motion. In another application, strum is controlled by electrical input rather than by changing the length of tow cable let out.

Abstract: An electrically-insulative coating for minimizing an electrical conductivity of a metal substrate includes a polymer component formed from a monomer precursor, and a powder component substantially dispersed in the polymer component. The powder component is present in the electrically-insulative coating in an amount of from about 5 parts to about 80 parts by weight based on 100 parts by weight of the electrically-insulative coating. The electrically-insulative coating does not substantially degrade when exposed to from about 100 V to about 330 V at a temperature of from about ?50 ° C. to about 500 ° C., and has a dielectric strength of at least about 2,000 VAC/mil. An electrically-insulative coating system and a method of forming an electrically-insulative coating on a metal substrate are also disclosed.

Abstract: A powder coated roving material for making structural parts is provided. The powder coated roving includes a bundle of fibers at least substantially coated with a powder coating material. The bundle is formed of a plurality of inner fibers and a plurality of outer fibers surrounding the inner fibers. The size composition maintains the fibers in a bundled orientation during processing and releases the fibers during molding. The size composition includes an epoxy resin emulsion containing at least one surfactant and a solid epoxy resin having an epoxy equivalent weight from about 450 to about 950, at least one epoxy silane coupling agent, at least one non-ionic lubricant, at least one cationic lubricant, and at least one organic acid. In addition, the size composition may have an acetone solubility from about 30% to about 75%. A method of making a composite roving is also provided.

Abstract: A wound friction coating and a method for the production thereof.