|
Match
|
Document |
Document Title |
|
|
5582811 |
Stable blister free flexible graphite and method
A stable blister free flexible graphite is formed in accordance with the present invention by performing two chemical reactions including a first step of high temperature heat treatment which...
|
|
|
5580538 |
Process for producing a negative electrode for a storage battery with a non-aqueous electrolyte
A process of making a negative electrode for a storage battery including a positive electrode capable of being reversibly charged and discharged, a nonaqueous electrolyte containing lithium salt,...
|
|
|
5575985 |
Preparation of stable graphite
In the preparation of a graphite body suitable for use as a cathode in an electrolytic process, comprising the steps of a) contacting a graphite body with a solution in at least one polyhydric...
|
|
|
5560892 |
Apparatus system for beneficiation of kish graphite
A apparatus system is disclosed for time beneficiation of kish to produce coarse high purity graphite wherein a concentrate containing at least about 90% carbon is formed, treated with a dilute...
|
|
|
5556702 |
Metal plated carbon material and method of producing thereof
A metal plated carbon material containing at least one metal chloride compound disposed between graphite layers to form a graphite intercalation compound, and a metal plated layer being formed on a...
|
|
|
5549973 |
Metal, alloy, or metal carbide nanoparticles and a process for forming same
A metal or alloy nanoparticle is provided which exhibits hysteresis at room temperature having a carbon coating. The nanoparticle has a diameter in the range of approximately 0.5 to 50 nm, and may...
|
|
|
5547654 |
Self-adhesive carbonaceous grains and high density carbon artifacts derived therefrom
Self-adhesive carbonaceous grains for use in the production of high density carbon artifacts and high performance carbon-carbon composites are made by processes such as oxidation and heat treatment...
|
|
|
5525276 |
Method for manufacturing high strength isotropic graphite piston components
A method for manufacturing a high strength isotropic graphite including a kneading step to mix an aggregate consisting of carbonaceous fine powder with a pitch binder a molding step to mold the raw...
|
|
|
5520900 |
Method of manufacturing a fine monodisperse oxide powder, a fine monodisperse oxide powder, a ceramic composition and their use of same
Fine, monodisperse oxide powders can be manufactured by means of a method which does not require expensive production facilities, in which method a graphite intercalation compound is...
|
|
|
5510185 |
Carbon fiber chopped strands and coating dispersion used for producing same
The invention is directed to chopped strands of carbon fibers in which 0.3-5% by weight of carbonaceous spherules are present between filaments of carbon fibers. The chopped strands of carbon...
|
|
|
5505929 |
Method for manufacturing high purity graphite material and manufacturing apparatus for use thereof
A method for manufacturing a high purity graphite material comprises a baking process of a carbon material, a graphitizing process of the material and a highly purifying process of the material in...
|
|
|
5493094 |
Preparation of fullerenes and apparatus therefor
Fullerene-containing soot, is prepared by evaporating an electrically conductive carbon rod in an electric arc plasma sustained in a tubular evaporator between coaxially aligned carbon rods in a...
|
|
|
5478442 |
Treatment of petroleum cokes with a puffing inhibitor in a rotary calciner
A rotary hearth calciner for treating petroleum cokes with a puffing inhibitor has a horizontal or inwardly sloping hearth floor rotatable around a vertical axis for receiving particles of coke to...
|
|
|
5456986 |
Magnetic metal or metal carbide nanoparticles and a process for forming same
A magnetic metal or metal carbide nanoparticle is provided having a carbon coating. The nanoparticle has a diameter in the range of approximately 5 to 60 nm, and may be crystalline or amorphous....
|
|
|
5449507 |
Processes for producing graphite blocks from graphitizable organic polymers and process for carbonizing graphitizable polymer films
A process for producing a graphite block from a plurality of graphitizable polymer films or a plurality of carbonaceous films separately obtained from graphitizable polymer films is described. The...
|
|
|
5397643 |
Lightweight shaped articles containing expandable graphite, their production and their use
Sandwich-like lightweight shaped articles consist of a core material containing expandable graphite expanded according to the mould and if appropriate a binder, and at least one covering layer of...
|
|
|
5376450 |
Low surface acid intercalated graphite and method
Particles of intercalated graphite are formed by treating graphite particles with an intercalant and contacting the graphite particles with an organic molecule having C 8 -C 30 carbon atoms and a...
|
|
|
5356574 |
Process for producing pitch based activated carbon fibers and carbon fibers
A process for providing activated carbon fibers consisting of optically anisotropic components and optically isotropic components by spinning a pitch into fibers, and infusibilizing the resulting...
|
|
|
5352430 |
Method of manufacturing intercalation compounds
A method of manufacturing an intercalation compound, such as a graphite intercalation compound, in a fluidized bed reactor. The intercalation compound comprises a host material, like graphite, and...
|
|
|
5346650 |
Graphite interlaminar compound and method for producing the same
Graphite intercalation compound interposing at least PbCl 2 interlaminarly among graphite, synthesized by mixing a raw material graphite, PbCl 2 , and a metal halide other than PbCl 2 and heating...
|
|
|
5336520 |
High density-high purity graphite prepared by hot isostatic pressing in refractory metal containers
Porous graphite in solid form is hot isostatically pressed in a refractory metal container to produce a solid graphite monolith with a bulk density greater than or equal to 2.10 g/cc. The...
|
|
|
5336443 |
Anisotropically electroconductive adhesive composition
An improvement is proposed in an anisotropically electroconductive adhesive composition comprising an insulating adhesive resin as a matrix and electroconductive carbon particles dispersed in the...
|
|
|
5330680 |
Foliated fine graphite particles and method for preparing same
This invention relates to a method for preparing fine graphite particles which can be used as a highly functional graphite material in wide applications. According to this method, foliated fine...
|
|
|
5326658 |
Lithium secondary battery using a non-aqueous solvent
The invention provides for a lithium secondary battery using a non-aqueous solvent wherein the anode material is prepared by the pyrolysis of organic compound starting materials obtained by...
|
|
|
5308598 |
Plexifilamentary fibers from pitch
A process is provided for flash-spinning plexifilamentary fiber from pitch. The fibers can be stabilized and graphitized. The flash-spinning requires polyethylene amounting to 0.3 to 3.5% of the...
|
|
|
5288429 |
Process for the production of mouldings
In an advantageous process for the production of mouldings from expandable graphite, a liquid is first added to the expandable graphite and the resulting moist preparation form of the expandable...
|
|
|
5288438 |
Carborane catalyzed graphitization of polyarylacetylene (PAA)
Carborane is used to catalyze the graphitization of polyarylacetylene (PAA) in order to form a uniform matrix microstructure both in bulk and as a composite matrix.
|
|
|
5286471 |
Graphite flouride from iodine intercalated graphitized carbon
Graphite fluoride is produced from graphitized carbon. A bromine iodine mixture reacts with graphitized carbon to produce iodine intercalated graphitized carbon that is then exposed to fluorine.
|
|
|
5283219 |
Active composite and its use as reaction medium
An active composite consists of a compressed support and an agent which reacts with a gas. According to the invention, the compressed support comprises recompressed expanded graphite having a...
|
|
|
5269953 |
Synthetic carbon allotropes: graphite intercalated with buckminsterfullerenes
Carbon-containing compositions comprising graphite sheets which contain various buckminsterfullerene species hosted in their interstices are provided, as well as methods for preparation of said...
|
|
|
5269984 |
Process of making graphite fiber
A graphite fiber having an elastic modulus E of 340-680 GPa, a microvoid radius of not larger than 20 Å and a crystal size L c (Å) satisfying the following formula: L c 3 ≤0.918×10 3 ...
|
|
|
5266294 |
Continuous, ultrahigh modulus carbon fiber
High modulus, pitch-based, continuous carbon fiber having a density above about 2.18 g/cc and an electrical resistivity below about 1.6 micro-ohm-meter, and a method for making.
|
|
|
5248705 |
Method of forming a porous carbonaceous preform from water-based slurry
A method for forming a porous carbonaceous preform comprises, forming a mixture comprised of up to about 50 volume percent of furfuryl alcohol or tetrahydrofurfuryl alcohol, about 1 to 10 volume...
|
|
|
5225379 |
Composites of flexible graphite particles and amorphous carbon
Composites of flexible graphite particles and an amorphous carbon phase useful for applications such as valve packing end rings.
|
|
|
5217657 |
Method of making carbon-carbon composites
A process for making 2D and 3D carbon-carbon composites having a combined high crystallinity, high strength, high modulus and high thermal and electrical conductivity. High-modulus/high-strength...
|
|
|
5210116 |
Resin composite material containing graphite fiber
Provided herein is a resin composite material containing graphite fiber which has good electrical conductivity and changes only a little in electrical resistance after processing. These desired...
|
|
|
5205888 |
Process for producing carbon fiber reinforced carbon materials
A process for making carbon fiber reinforced materials which not only have desirable qualities which include high strength, high heat resistance, chemical resistance, wear resistance and...
|
|
|
5204891 |
Focal track structures for X-ray anodes and method of preparation thereof
An improved high performance x-ray tube having a rotating graphite anode therein and method of preparation thereof. The surface of a graphite anode body is oxidized in air for removing the surface...
|
|
|
5190696 |
Process for preparation of carbonaceous molded body having excellent compressive elasticity
Disclosed is a process for the preparation of a carbonaceous molded body, which comprises mixing elastic graphite particles with a binder and molding the mixture. A carbonaceous molded article...
|
|
|
5186919 |
Method for producing thin graphite flakes with large aspect ratios
A method for making graphite flakes of high aspect ratio by the steps of providing a strong concentrated acid and heating the graphite in the presence of the acid for a time and at a temperature...
|
|
|
5180459 |
Process for producing sealing components from all-carbon composite material
Process for producing carbon composite components having an edge and a central part with at least one layer of carbon/carbon composite and at least one layer of recompressed expanded graphite to...
|
|
|
5178804 |
Method of manufacturing acoustic diaphragm
A method of manufacturing a dome- or cone-like acoustic diaphragm by a process including the step of heating a polymeric film comprising an aromatic polyimide, a polyoxadiazole or an aromatic...
|
|
|
5169616 |
High thermal conductivity carbon fibers
High thermal conductivity mesophase pitch based carbon fibers are made using a spinneret which has a sharply angled tapered region at the inlet to the spinneret capillary.
|
|
|
5167945 |
Method for producing graphite fiber
A method for producing graphite fiber comprising graphitizing carbon fiber having a strength of 500 kgf/mm 2 or more and a modulus of elasticity of from 27,000 to 33,000 kgf/mm 2 , and having at...
|
|
|
5158578 |
Process for preparing carbon electrode
A process for preparing a carbon electrode comprising the steps of subjecting a hydrocarbon to pyrolysis in vapor phase to form a pyrolytic carbon having a specific half-width in X-ray...
|
|
|
5152938 |
Process for preparation of a wholly carbonaceous diaphragm for acoustic equipment use
A process for preparing a wholly carbonaceous diaphragm includes blending a powder of graphite with a chlorine-containing resin and a monomer or a primary condensate of a thermosetting resin...
|
|
|
5151261 |
Method of producing bromine-treated graphite fibers
The method of producing bromine-processed graphite fibers comprises preparing gas phase grown carbon fibers by bringing a substrate carrying thereon ultrafine particles of metal catalyst into...
|
|
|
5149470 |
Method of making a diaphragm of carbonaceous material
The invention relates to a method for manufacturing a full carbonaceous diaphragm for acoustic equipment, which bridging agent which accelerates bridging by reacting, when heated, with a...
|
|
|
5149518 |
Ultra-thin pure flexible graphite calendered sheet and method of manufacture
A process for forming pinhole free ultra-thin flexible sheet material from natural graphite comprising treating low ash natural graphite particles with an oxidizing agent to intercalate the...
|
|
|
5147588 |
Method of making carbon/carbon composite
A hybrid carbon/carbon composite and a method of manufacturing a hybrid carbon/carbon composite, wherein a raw material containing carbon fibers with two or more different lengths and meso-phase...
|