Abstract: Composite particles that super-aggregates of coated aggregates having low structure carbon black cores and metal/metalloid oxide mantles are described. Coatings containing filler-polymer compositions which have the composite particles as filler, such as curable coatings and cured coatings or films formed therefrom containing the filler-polymer compositions, with combinations of high resistivity, good optical density properties, good thermal stability, high dielectric constant, and good processability, along with their use in black matrices, black column spacers, light shielding elements in LCDs and other display devices, also are described. Inks containing the composite particle are described. Devices having these compositions, components and/or elements, and methods of preparing and making these various materials and products are described.

Abstract: The present disclosure relates to a heat transfer tube having rare-earth oxide deposited on a surface thereof and a method for manufacturing the same, in which the rare-earth oxide can be deposited on the surface of the heat transfer tube to implement a superhydrophobic surface even under the high temperature environment and a plurality of assembled heat transfer tubes can be coated by coating a complex shape by depositing rare-earth oxide using a method for dipping a surface of the heat transfer tube and coating the same, thereby reducing or preventing the heat transfer tubes from being damaged during the assembling of the heat transfer tubes after the coating.

Abstract: The present invention relates to an aluminum powder coated with a fluorine-based hydrocarbon polymer layer, and a preparation method therefor. According to the present invention, the aluminum powder coated with a fluorine-based hydrocarbon polymer layer and a preparation method therefor enable the preparation of an aluminum powder coated with a fluorine-based hydrocarbon polymer layer, in which an additional oxidation reaction of the aluminum powder is achieved and fuel performance as a solid fuel is improved, by coating the fluorine-based hydrocarbon polymer layer on the surface of the powder.

Abstract: A non-linear surfactant, and particularly a non-linear surfactant comprising bi-functionalized molecules or particles having both hydrophobic and hydrophilic groups. The non-linear surfactant includes a nanoparticle template of a rigid molecular structure, wherein the nanoparticle comprises a molecule or a particle that is bi-functionalized with both hydrophilic and hydrophobic groups to obtain an amphiphilic nanoparticle. The template nanoparticle can be used as a surfactant, wetting agent, emulsifier, detergent or other surface active agents or for the preparation of nanoemulsions or dispersions. The non-linear surfactant can provide smaller particle sizes for emulsion suspensions and foams.

Abstract: The general inventive concepts relate to unbonded loose-fill fiberglass compositions useful for insulation. The compositions demonstrate high hydrolytic stability. In certain instances, this is accomplished by application of a surface modifier. In certain embodiments, the modifying agent is prepared by dilution and hydrolysis of a silane at a high solid content (i.e., hydrolysis at 25% to 60% solid).

Abstract: Degradable sulfur-containing hyperbranched epoxy resin and a preparation method thereof. The preparation method comprises initiating a reaction of a mercaptocyclotriazine compound and a binary olefin by ultraviolet light to prepare a mercapto hyperbranched polymer; then reacting with glycidyl methacrylate to obtain a degradable sulfur-containing hyperbranched epoxy resin of which the molecular weight is about 3,000-35,400 g/mol. After the degradable sulfur-containing hyperbranched epoxy resin is cured, a cyclotriazine structure can be completely degraded within 1.5 h in a phosphoric acid solution at the temperature of 80 DEG C, thus realizing the recycle of the epoxy resin.

Abstract: An enhanced elastomeric stator assembly and method of making the same is disclosed. The elastomeric stator may be structurally, thermally, and/or chemically enhanced through the incorporation of graphene particles, cross-linkable polymers, coupling agents that extend cross-links, and by the reduction of filler material. The graphene particles can be incorporated in functionalized or non-functionalized form or in a combination thereof, the functionalized graphene increasing the number of cross-links in the overall structure, thereby enhancing the structural robustness of the elastomeric stator. The compound can be formulated to have a relatively low viscosity and other characteristics that allow the material to flow through a mould cavity.

Abstract: The present invention provides a corrosion-resistant structure for a high-temperature water system comprising: a structural material 1; and a corrosion-resistant film 3 formed from a substance containing at least one of La and Y deposited on a surface in a side that comes in contact with a cooling water 4, of the structural material 1 which constitutes the high-temperature water system that passes a cooling water 4 of high temperature therein. Due to above construction, there can be provided the corrosion-resistant structure and a corrosion-preventing method capable of operating a plant without conducting a water chemistry control of cooling water by injecting chemicals.

Abstract: The present invention provides: a carbon fiber sizing agent that can obtain a carbon fiber bundle having a superior effect of improving mechanical properties when composited using a resin; an aqueous dispersion thereof; a carbon fiber bundle; a sheet-shaped article having a carbon fiber bundle; and a composite material. The carbon fiber sizing agent contains: a compound (A) that is an ester of an unsaturated monobasic acid and an epoxy compound having a plurality of epoxy groups in the molecule, and that has at least one epoxy group in the molecule; a urethane acrylate oligomer (B) that is bifunctional and that has a tensile elongation rate of the cured product of at least 40%; and a polyurethane resin (C) having a tensile elongation rate of a dried coating film of 350-900% inclusive. The amounts of A-C contained satisfy the conditions described in the description. The aqueous dispersion disperses the sizing agent. The carbon fiber bundle contains 0.6-3.0 mass % inclusive of the sizing agent.

Abstract: A fixation device comprises a biodegradable inner core extending along a longitudinal axis from a distal tip to a proximal end in combination with a sleeve surrounding the core along a portion of a length thereof and comprising a thermoplastic polymer formed of a material which softens and expands into surrounding bone tissue when activated by an energy source.

Abstract: An object of the present invention is to provide a golf ball showing a great flight distance on driver shots. The present invention provides a golf ball comprising a spherical core and at least one cover layer covering the spherical core, wherein the spherical core is formed from a rubber composition containing (a) base rubber, (b) an ?,?-unsaturated carboxylic acid having 3 to 8 carbon atoms and/or a metal salt thereof as a co-crosslinking agent, (c) a crosslinking initiator and (d) a branched carboxylic acid and/or a salt thereof, provided that the rubber composition further contains (e) a metal compound in case of containing only (b) the ?,?-unsaturated carboxylic acid having 3 to 8 carbon atoms as the co-crosslinking agent.

Abstract: An elastomeric nanocomposite contains: (a) at least one elastomer comprising units derived from isoolefins having from 4 to 7 carbon atoms; (b) at least 10 phr of a carbon black; and (c) at least 1 phr of a nanoclay; wherein when the nanocomposite is used in an article, the article has a gas permeation coefficient of 80.0 cc*mm/[m2-day] at 40° C. The carbon black may be graphitized to reduce interactions between the carbon black and the nanoclays. The elastomeric nanocomposite may, with or without the use of the graphitized carbon black, may calendared or extruded in such a manner as to orient the nanoclay platelets within the composition such that the oriented nanoclay elastomer nanocomposite has an orientation parameter of greater than 0.15.

Abstract: Provided are a rubber composition for a tire which can achieve good handling stability, good fuel economy, good elongation at break, and good steering response in a balanced manner while maintaining good extrusion processability; and a pneumatic tire produced using the rubber composition. The rubber composition includes: 100 parts by mass of a rubber component; 0.5 to 20 parts by mass of an alkylphenol resin; and 0.04 to 10 parts by mass of a methylene donor, wherein the alkylphenol resin is produced from formaldehyde and at least two compounds selected from the group consisting of a 2-alkylphenol, a 3-alkylphenol, and a 4-alkylphenol, and a total amount of the free 2-alkylphenol, 3-alkylphenol, and 4-alkylphenol in the alkylphenol resin is not more than 3% by mass.

Abstract: The present invention relates to Microsphere comprising a core and a shell, in which the core comprises a polymer and at least two laser light absorber. The particle size of the microsphere is for example between 50 nm and 50 micron and preferably between 100 nm and 10 micron. The core comprises a thermoplastic polymer, the shell comprises a compatibilizer. The laser light absorbers are chosen from oxides, hydroxides, sulphides, sulphates and phosphates of metals such as copper, bismuth, tin, aluminum, zinc, silver, titanium, antimony, manganese, iron, nickel, barium, gallium, germanium, arsenic and chromium and combinations of two or more of these metals, laser light absorbing (in)organic dyes or metaloxide coated flakes. The invention further relates to the use of the microsphere as a laser marking additive and to a process for the production of the microsphere by reactive extrusion.

Abstract: Phase separated self-healing polymer coatings having a “biphasic” thermoset/thermoplastic morphology to achieve self-healing. The biphasic structure has: (i) a major “load-bearing” thermoset phase that has superior strength and performs major mechanical and structural functions, and (ii) a “self-healing” phase of a thermoplastic healing agent to repair the material and restore its mechanical and structural integrity after being damaged. The phase-separated morphology is achieved through phase separation via a reaction process.

Abstract: The present invention aims to provide a sizing agent for a reinforcement fiber used for reinforcing thermoplastic matrix resins. The sizing agent uniformly spreads on reinforcement fiber surface and imparts, to a reinforcement fiber, both excellent splittability and bonding performance to thermoplastic matrix resins. The sizing agent for a reinforcement fiber of the present invention comprises essentially an ester compound (A) having a vinyl ester group, acrylate group or methacrylate group bonded to at least one of the chain ends of the main chain of the ester compound (A), and of a polyoxyalkylene alkyl ether (B) which is an adduct between an alkylene oxide and a C4-14 monohydric alcohol. When water is added to the sizing agent thereby producing a mixture with a nonvolatile content of 1 weight %, the mixture exhibits a dynamic surface tension ranging from 40 to 55 mN/m determined by the maximum bubble pressure method when bubbles are blown into the mixture at the rate of one bubble per 100 milliseconds.

Abstract: A carbon fiber tubule rod reinforced concrete. Carbon fiber tubule rods may have an outer surface, an interior wall, an interior housing, a first end and a second end. An opening may be exposed on the first end and the second end of the carbon fiber tubule rod. At least one side hole may be exposed along the outer surface. The carbon fiber tubule rod may be made from braided carbon fiber tow, printed on a 3D carbon fiber printer, or the like. The carbon fiber tubule rod may have a corrugated shape. A resin coating may cover the carbon fiber tubule rod. A plurality of carbon fiber tubule rods may be mixed with concrete, so that while mixing in a high speed, shear-type mixer, it may enter the carbon fiber tubule rods and surround the carbon fiber tubule rods inside and out.

Abstract: A carbon fiber-reinforced resin composition including (A) a polyolefin resin, (B) an acid-modified polyolefin resin and (C) modified carbon fibers of which the adhesion amount of an amino group-containing modified polylolefin resin is 0.2 to 5.0 mass %, wherein the mass ratio of (A):(B) is 0 to 99.5:100 to 0.5 and the mass ratio [(A)+(B)]:(C) is 40 to 97:60 to 3.

Abstract: Embodiments of the present invention include composite compositions extrusion compounded together comprising a polymer, an amount of nanotubes, and an amount of finely milled carbon fiber having an aspect ratio greater than 1 and less than about 5. The resulting composite materials allow for high carbon loading levels with improved tribological properties including coefficient of friction and wear rates, provides uniform surface resistance with minimal processing sensitivity, retains rheological properties similar to the base resin, and provides isotropic shrink and a reduced coefficient of thermal expansion leading to minimal warp. In general, various articles can be formed that take advantage of the properties of the composite materials incorporating a polymer, carbon nanotubes and finely milled carbon fiber.

Abstract: The present invention provides methods to functionalize and solubilize WCNT with a phenolic polymer such as a lignin or a PF resin followed by in-situ integration of this functionalized CNT in the presence of formaldehyde and phenol and/or lignin to generate either CNT-reinforced phenol-formaldehyde polymer or CNT-reinforced lignin-phenol-formaldehyde polymer in either liquid or powder form suitable as an adhesive in the manufacture of a lignocellulosic composite material such as OSB and plywood.

Abstract: A resin composite material including fine graphite particles including plate-like graphite particles, an aromatic vinyl copolymer which is adsorbed on the plate-like graphite particles and which has a vinyl aromatic monomer unit represented by the following formula: —(CH2—CHX)— (X represents a phenyl group, a naphthyl group, an anthracenyl group, or a pyrenyl group, provided that these groups may have substituents); a fibrous inorganic filler; and a resin matrix.

Abstract: The present invention relates to thermoplastic molding compositions and moldings with improved wear resistance comprising at least one thermoplastic matrix M, at least one carbon reinforcing fiber F, at least one carbon component K; at least one silicate component S, where the at least one silicate component S comprises particles which have, in any particle dimension, a length/thickness ratio greater than or equal to 3, and at least one titanium dioxide T.

Abstract: In a fibrous planar structure in which fibers are embedded in a matrix, an increase in mechanical resistance is achieved by improving the adhesion between the fiber and the matrix.

Abstract: The present invention relates to a black matrix formed by applying a curable coating composition onto a substrate to form a curable coating, curing the curable coating imagewise to form a coating, and developing and drying the coating. The curable coating composition comprises a vehicle, a curable resin, and at least one modified pigment comprising a pigment having attached at least one organic group having the formula -X-I or -X-NI, wherein X, which is directly attached to the pigment, represents an arylene or heteroarylene group, an alkylene group, an aralkylene group, or an alkarylene group, I represents a non-polymeric group comprising at least one ionic group or at least one ionizable group, and NI represents a non-polymeric group comprising at least one nonionic group. The curable coating composition, curable coating, and cured coating are also described. Also disclosed is a method of controlling the resistivity of a coating.

Abstract: Carbon nanostructures free of an adhered growth substrate can include a plurality of carbon nanotubes that are branched, crosslinked, and share common walls with one another. Under applied shear, crosslinks between the carbon nanotubes in carbon nanostructures can break to form fractured carbon nanotubes that are branched and share common walls. Methods for making polymer composites from carbon nanostructures can include combining a polymer matrix and a plurality of carbon nanostructures that are free of an adhered growth substrate, and dispersing the carbon nanostructures in the polymer matrix under applied shear. The applied shear breaks crosslinks between the carbon nanotubes to form a plurality of fractured carbon nanotubes that are dispersed as individuals in the polymer matrix. Polymer composites can include a polymer matrix and a plurality of fractured carbon nanotubes dispersed as individuals in the polymer matrix.

Abstract: A polymerizable composition which contains a cycloolefin monomer, metathesis polymerization catalyst, cross-linking agent, and carbon fiber which is brought into contact in advance with a sizing agent which includes a compound having an unsaturated terminal group and a polar group, a cross-linkable shaped article obtained by polymerizing the polymerizable composition, a cross-linked shaped article obtained by cross-linking the cross-linkable shaped article, and a cross-linked shaped article composite which contains the cross-linked shaped article and other members.

Abstract: Phase separated self-healing polymeric wood coatings having a “biphasic” thermoset/thermoplastic morphology to achieve self-healing. The biphasic structure has: (i) a major “load-bearing” thermoset phase that has superior strength and performs major mechanical and structural functions, and (ii) a “self-healing” phase of a thermoplastic healing agent to repair the material and restore its mechanical and structural integrity after being damaged. The phase-separated morphology is achieved through phase separation via a reaction process. Methodologies for achieving the above mentioned “biphasic” structure in solvent borne thermally cured resin, waterborne resin, and solvent borne UV-curable resin are described.

Abstract: A method includes: (a) mixing in a first step a first polymer and a filler, (b) mixing in a second step a second polymer and a polyhydroxy compound, and (c) mixing in a third mixing step the mixtures resulting from steps (a) and (b) and optionally additional filler, wherein said first polymer and second polymer may be the same polymer or different polymers, and wherein steps (a) and (b) can occur simultaneously or consecutively.

Abstract: The reinforced thermoplastic resin composition of the present invention includes: 50 to 90% by weight of a polycarbonate resin (A); 10 to 50% by weight of a graft copolymer mixture (B) (provided that a total amount of the component (A) and the component (B) accounts for 100% by weight) which is obtained by graft-polymerizing an aromatic alkenyl compound monomer unit (a) and a vinyl cyanide compound monomer unit (b) onto a rubber polymer (B1); and 6 to 22 parts by weight of an inorganic filler (D) which has been surface-treated with a water-soluble polyamide, relative to the total of 100 parts by weight of the polycarbonate resin (A) and the graft copolymer mixture (B). There is provided a reinforced thermoplastic resin composition exhibiting excellent moldability, generates a minimal amount of gas during molding, and also being capable of improving the rigidity of the resulting molded article and the impact resistance when dropping the product.

Abstract: The reinforced thermoplastic resin composition of the present invention includes: 50 to 90% by weight of a polycarbonate resin (A); 10 to 50% by weight of a graft copolymer mixture (B) (provided that a total amount of the component (A) and the component (B) accounts for 100% by weight) which is obtained by graft-polymerizing an aromatic alkenyl compound monomer unit (a) and a vinyl cyanide compound monomer unit (b) onto a rubber polymer (B1); and 6 to 22 parts by weight of an inorganic filler (D) which has been surface-treated with a water-soluble polyamide, relative to the total of 100 parts by weight of the polycarbonate resin (A) and the graft copolymer mixture (B). There is provided a reinforced thermoplastic resin composition exhibiting excellent moldability, generates a minimal amount of gas during molding, and also being capable of improving the rigidity of the resulting molded article and the impact resistance when dropping the product.

Abstract: A surface-modified nanodiamond includes a base nanodiamond, and at least one polyglycerol-chain-containing group present on at least a surface portion of the base nanodiamond, in which the polyglycerol-chain-containing group is represented by following Formula (1): —X—R ??(1) wherein X represents single bond, —NH—, —O—, —COO—, —PH(?O)O—, or —S—; and R represents a polyglyceryl group. X may be single bond or —NH—. The surface-modified nanodiamond is highly soluble or dispersible satisfactorily stably in water and/or polar organic solvents.

Abstract: An organic siloxane composite material containing polyaniline/carbon black and a preparation method thereof are disclosed. The organic siloxane composite material containing polyaniline/carbon black consists of a plurality of polyaniline/carbon black composites distributed in organic siloxane precursor while the organic siloxane composite material containing polyaniline/carbon black includes from 10 to 30 weight percent of polyaniline/carbon black composites. The preparation method of organic siloxane composite material containing polyaniline/carbon black includes the steps of: distributing a plurality of polyaniline/carbon black composites in organic siloxane precursor to produce a first solution; and adding a cross-linking agent into the first solution, after reaction with each other, an organic siloxane composite material containing polyaniline/carbon black is produced.

Abstract: The present invention is drawn to pigment suspensions, methods of forming pigment suspensions, and ink sets. The pigment suspension can comprise an aqueous liquid vehicle and a polymer-encapsulated pigment suspended in the liquid vehicle. The polymer-encapsulated pigment can include a pigment core, a passivation layer formed from a passivation component including an amphiphilic polymer and deposited on a surface of the pigment core, and a polymer-encapsulation layer attached to or deposited on the passivation layer.

Abstract: A method of treating carbon fibers includes introducing a functional group to a carbon fiber surface, and reacting the functional group with a silane to incorporate a silanol moiety to the carbon fiber surface. The functional group is chosen from amine groups, carboxyl groups, hydroxyl groups, and/or carbonyl groups. Also disclosed herein are a fiber-reinforced resin and a method of making the same.

Abstract: The present invention provides a thermoplastic resin composition comprising (A) a thermoplastic resin, and (B) a carbon nanofiber-metal composite including a plurality of laminated truncated, conic graphenes continuously coated with a metal. The thermoplastic resin composition according to the present invention can have excellent EMI shielding properties.

Abstract: Disclosed herein are methods of making a negative pattern of carbon nanotubes or a polymerized carbon nanotube composite having an interpenetrating polymer network (IPN) by modifying the surfaces of the carbon nanotubes with polymerizable functional groups such as oxirane and anhydride groups and subjecting the surface-modified carbon nanotubes either to a photolithography process or to a heatcuring process. By virtue of the present invention, desired patterns of carbon nanotubes can be easily made on the surfaces of various substrates, and polymerized carbon nanotube composites improved in hardening properties can be made without additional polymers.

Abstract: The present disclosure provides polyolefin blends and nanocomposites and methods for their production. In embodiments, a blend or nanocomposite of the present disclosure may include at least one polyolefin and at least one ionic liquid and/or one modified carbon nanofiller. In embodiments, the at least one modified carbon nanotube may be treated with at least one ionic compound.

Abstract: The present invention deals with a methodology of incorporating carbon nanotubes (CNTs) into an epoxy matrix and thereby producing epoxy-based CNT nanocomposites. Both the pristine and ozonized CNTs are almost homogeneously dispersed into the resin by this approach. Compared with the pristine CNTs (p-MWCNTs), the ozonized ones (f-MWCNTs) offer considerable improvements on mechanical properties within the epoxy resin.

Abstract: In some embodiments, polymer thermal interface materials are presented. In this regard, a thermal interface material is introduced comprising a polymer matrix, a matrix additive, wherein the matrix additive comprises a fluxing agent, and a spherical filler material, wherein the spherical filler material comprises a metallic core with an organic solderability preservative coating. Other embodiments are also disclosed and claimed.

Abstract: A process for preparing an encapsulated carbon black pigment comprising cross-linking a dispersant with a cross-linking agent in the presence of a carbon black pigment and a liquid medium, thereby encapsulating the carbon black pigment within the cross-linked dispersant, wherein: d) the dispersant has one or more cross-linkable groups selected from amine, hydroxy and carboxylic acid groups or salts thereof; e) the cross-linking agent is polyglycerol polyglycidyl ether; f) the carbon black pigment has an average primary particle size of from 16 to 22 nm and a surface area of from 140 to 220 m2/g.

Abstract: A composition of matter including at least one graphitic-carbon-nanofiber/polymer brush. A method of making the graphitic-carbon-nanofiber/polymer brush includes covalently bonding a polymer to a surface of a graphitic-carbon-nanofiber by atom-transfer-radical-polymerization. An apparatus includes an analyte sensor including at least one graphitic-carbon-nanofiber/polymer brush. A method includes detecting an analyte including exposing at least one graphitic-carbon-nanofiber/polymer brush to the analyte.

Abstract: Composites comprising at least one graphite-carbon nanofiber (GCNF) and a polymer phase covalently linked to a surface thereof.

Abstract: The invention discloses a polyaniline/c-MWNT nanocomposite and a method for fabricating the same. The method comprises the following steps: carboxylating at least one carbon nanotube to form at least one carboxylic carbon nanotube; mixing the at least one carboxylic carbon nanotube with a solvent to form a first carbon nanotube solution; mixing at least one aniline monomer with the first carbon nanotube solution to form a second carbon nanotube solution; mixing an ammonium persulfate solution with the second carbon nanotube solution to form a third carbon nanotube solution; air-extracting and filtering the third carbon nanotube solution to obtain the polyaniline/c-MWNT nanocomposite; cleaning and baking the polyaniline/c-MWNT nanocomposite. The polyaniline/c-MWNT nanocomposite fabricated by the method could be used for electromagnetic shielding or anti-static shielding.

Abstract: The present invention describes polymer compositions containing boron nitride particles that are encapsulated in layers of turbostratic carbon. The polymers so prepared exhibit enhanced thermal conductivity.

Abstract: A composite comprising at least one diamond/polymer brush and a method of making the composite comprising covalently bonding at least one polymer to said diamond surface.

Abstract: A pre-processed polymer composite is disclosed comprising a heat-sensitive polymer resin particle; particles of colorant or functional additive in association with the heat-sensitive polymer resin particle; and a thermoplastic encapsulant to form a film around the associated polymer and colorant or functional additive particles. The method of making the polymer composite avoids a melting of the heat-sensitive polymer resin particles, which avoids contributing to heat history of the polymer prior to extrusion or molding into the form of the final plastic article.

Abstract: An organic siloxane composite material containing polyaniline/carbon black and a preparation method thereof are disclosed. The organic siloxane composite material containing polyaniline/carbon black consists of a plurality of polyaniline/carbon black composites distributed in organic siloxane precursor while the organic siloxane composite material containing polyaniline/carbon black includes from 10 to 30 weight percent of polyaniline/carbon black composites. The preparation method of organic siloxane composite material containing polyaniline/carbon black includes the steps of: distributing a plurality of polyaniline/carbon black composites in organic siloxane precursor to produce a first solution; and adding a cross-linking agent into the first solution, after reaction with each other, an organic siloxane composite material containing polyaniline/carbon black is produced.

Abstract: The present invention provides polymer nanocomposites with dispersed nanotubes and methods of making same. The polymer may be a polyether. For example, the present invention provides an effective method to successfully disperse single walled nanotubes (SWNTs) into both Polyethylenoxide (PEO) and its low molecular weight analog polyethylene glycol (PEG) with hydrodynamic percolation at about 0.09 wt % and an electrical percolation at about 0.03 wt % SWNTs at room temperature, and the resulting nanocomposites. The method may include providing a surfactant. Most notably the present inventors achieved a decrease in the melting point of the polymer and a retardation of polymer crystallization due to the presence of the nanotubes.

Abstract: A catalyst for producing a carbon nanofiber is obtained by dissolving or dispersing [I] a compound containing Fe element; [II] a compound containing Co element; [III] a compound containing at least one element selected from the group consisting of Ti, V, Cr, and Mn; and [IV] a compound containing at least one element selected from the group consisting of W and Mo in a solvent to obtain a solution or the fluid dispersion, and then impregnating a particulate carrier with the solution or the fluid dispersion. A carbon nanofiber is obtained by bringing a carbon element-containing compound into contact with the catalyst in a vapor phase at a temperature of 300 degrees C. to 500 degrees C.

Abstract: Polymer nanocomposites, nanoparticle-containing organogels utilized in forming the polymer nanocomposites, and methods for forming the polymer nanocomposites and nanoparticle-containing organogels are disclosed. Relatively simple and versatile methods are utilized to form the polymer nanocomposites. The process is based on the format of a three-dimensional network of well-individualized nanoparticles, such nanofibers through gelation thereof with an appropriate non-polymeric solvent. The nanoparticle-containing organogel is subsequently filled with a solution of a desired matrix polymer, the composite is dried and compacted to create the polymer nanocomposite. Polymer nanocomposites can be prepared which exhibit dramatic changes in mechanical properties, such as increased shear modulus, when compared to the neat polymer.