Matches 351 - 400 out of 516 < 1 2 3 4 5 6 7 8 9 10 11 >
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4599193 Highly electroconductive pyrolyzed product retaining its original shape and composition formed therefrom  
A highly electroconductive carbonaceous material is obtained by pyrolysis in an inert atmosphere a conjugated polymer represented by the general formula --R--CHCH) n wherein R is an...
4592961 Particle filled flexible coating composition of aromatic polyester and vinylidene chloride copolymer  
A coating composition having surprisingly superior physical properties, particularly when highly-filled with small particles and bonded to a flexible film of a polymeric substrate. The composition...
4585704 Electrically conductive Si.sub.3 N.sub.4 --C series amorphous material and a method of processing the same  
Electrically conductive Si 3 N 4 --C series amorphous material having excellent thermal and mechanical characteristics is produced in a massive size by chemical vapor deposition.
4582632 Non-permeable carbonaceous formed bodies and method for producing same  
Non-permeable carbonized formed bodies consisting of carbonaceous material containing 5-50 wt % of graphite and the balance of glassy carbon formed by bake-carbonization of a thermosetting resin,...
4578215 Electrical conductivity-enhancing and protecting material  
A material for enhancing the conductivity and protecting electrical contacts, the material having two basic components. The first basic component normally serves to limit corrosion between the...
4559164 Electrically conductive poly(butylene terephthalate) moldings and compositions therefor  
Poly(butylene terephthalate) injected molded articles which contain small uniformly distributed amounts of amorphous carbon or graphite powder, or graphitic carbon in the form of fibers, or any...
4548740 Method of producing conductive plastics  
Conductive plastic parts having defined electrical properties within a relatively narrow range are produced by controlling the dosage relationship between a given plastic and a conductive material,...
4547311 Electrically conductive coating composition  
An electrically conductive coating composition which comprises (a) a dispersion of carbon black or a mixture of carbon black and graphite in an organic solvent and (b) a solution of a polymer in an...
4545914 Conductive elastomers from electrically conductive fibers in silicone emulsion  
A composition which provides an electrically conductive product upon removal of the water at ambient conditions is described. The composition comprises a dispersed phase of elastomer and a...
4545926 Conductive polymer compositions and devices  
Conductive polymer compositions comprises a polymeric material having dispersed therein (a) conductive particles composed of a highly conductive material and (b) a particulate filler. The...
4534951 Manufacture of high quality graphite electrodes using calcined anthracite coal as raw material  
Calcined anthracite coal particles are substituted for petroleum coke in the manufacture of high quality graphite electrodes.
4534886 Non-woven heating element  
An electrically conductive non-woven web for a heating element is formed from a non-woven sheet comprising conductive fibers which is saturated with a dispersion comprising conductive particles....
4533604 Pressure-sensitive and conductive rubber  
This invention relates to a pressure-sensitive and conductive rubber, wherein an involatile or volatile liquid organic substance is impregnated with and swelled in a composite conductive rubber...
4528119 Metal borides, carbides, nitrides, silicides, oxide materials and their method of preparation  
Precursors, particularly of non-oxide ceramics, are prepared by special seeding, under carefully controlled conditions. Such procedures can lead to the preparation of unique powders, which may be...
4521328 Method of making carbon material  
A carbon material having oxygen impregnated therein, the oxygen being present in an amount of 10 to 100 ppm in the carbon material.
4515709 Ternary intercalation compound of a graphite with an alkali metal fluoride and fluorine, a process for producing the same, and an electrically conductive material comprising the ternary intercalation compound  
A novel ternary intercalation compound of a graphite with an alkali metal fluoride and fluorine, which is represented by the formula C x F(MF) y wherein M is an alkali metal is produced by...
4510078 Oiled, electrically conductive carbon black  
Electrically conductive compositions comprising an ethylene polymer, a mineral filler and carbon black having a surface area greater than about 500 m 2 /gram, these compositions being useful as...
4510079 Electrically-conductive resin composition  
An electrically-conductive polyolefin resin composition having excellent resin flow properties which comprises (a) a polyolefin resin, (b) sulfur, (c) a plate adhesion promoter, (d) an...
4510077 Semiconductive glass fibers and method  
A semiconductive material which is formed by impregnating glass fibers or glass fabric with an organic material which is pyrolyzed in the substantial absence of oxygen and at a temperature which is...
4505847 Electrically-conductive materials  
Electrically-conductive materials comprising silicone rubber in combination with carbon particles in graphitic form incorporate a vegetable oil additive to provide enhanced physical and electrical...
4497728 Conductive pyrolytic product and composition using same  
A conductive pyrolytic product obtained by thermally treating specific types of heat-resistant polymers including polyamide-imide, an aromatic polymer having a heterocyclic ring of a specific type...
4483840 Synthetic carbonaceous granules having high mechanical characteristics  
The invention relates to synthetic carbonaceous granules having high mechanical characteristics and, more particularly, the granules produced from anthracite fines. The invention also relates to a...
4482476 Fluoroelastomer-containing non-tacky electrically conductive coating composition  
A fluoroelastomer-containing non-tacky electrically conductive coating composition which comprises (a) a fluoroelastomer, (b) a fluororesin, (c) a coupling agent, (d) an electrically conducting...
4471042 Image-forming member for electrophotography comprising hydrogenated amorphous matrix of silicon and/or germanium  
An image-forming member for electrophotography has a photoconductive layer comprising a hydrogenated amorphous semiconductor composed of silicon and/or germanium as a matrix and at least one...
4469801 Titanium-containing silicon nitride film bodies and a method of producing the same  
Titanium-containing silicon nitride film bodies include a film body having an essentially amorphous structure and containing particle-like titanium nitride, a film body consisting mainly of α-type...
4459453 Method of electrical-discharge-machining a conductive workpiece with a carbonaceous electrode  
An EDM method utilizing an improved tool electrode made of a sintered carbonaceous body consisting essentially of 50 to 90% graphitized carbon and the balance nongraphitized carbon uniformly...
4443495 Heat curable conductive ink  
This invention relates to a heat curing process and to a solventless screen printable, heat curable conductive ink composition comprising (1) an ethylenically unsaturated member of the group...
4439491 Oxidation retardant for graphite  
Carbon or graphite is protected against oxidation by application of a solution comprising monoammonium phosphate, zinc orthophosphate, phosphoric acid, boric acid, cupric oxide, wetting agent in...
4435375 Method for producing a carbon filament and derivatives thereof  
A novel type of carbon filaments grow from a purified graphite material when the purified graphite material is heated in a plasma. The carbon filaments thus obtained can be converted into softer...
4431575 Foamable polyolefin resin composition  
Electroconductive olefin polymer foams which are suitable for use as packaging/cushioning materials for sensitive electronic parts are prepared from olefin polymer compositions which comprise a...
4424145 Calcium intercalated boronated carbon fiber  
A mesophase pitch derived carbon fiber which has been boronated and intercalated with calcium possesses a low resistivity and excellent mechanical properties.
4383942 Apparatus and method for enhancing electrical conductivity of conductive composites and products thereof  
Apparatus and method for enhancing the electrical conductivity of conductive composite materials and the product of the process are disclosed. An electric current is caused to flow in the composite...
4369171 Production of pitch and coke from raw petroleum coke  
Raw petroleum coke is treated with a solvent to extract the soluble matter. The extracted matter is useful as coker feedstock, fuel, pitch binder, pitch precursor, impregnant and carbon black...
4369170 Intercalation compound of a graphite with a thiazyl salt, a process for producing the same, and an electrically conductive material comprising the intercalation compound of a graphite with a thiazyl salt  
A novel intercalation compound of a graphite with a thiazyl salt represented by the formula Z.S 4 N 4 .2SbCl 5 wherein Z stands for C 24 , pyrolytic carbon or pyrolytic graphite is prepared by...
4358513 Electrochemical cell and negative electrode therefor  
A secondary electrochemical cell with the positive and negative electrodes separated by a molten salt electrolyte with the negative electrode comprising a particulate mixture of lithium-aluminum...
4351745 Electrically conductive polyetherester elastomers  
Conductive elastomeric compositions consisting essentially of a blend of a copolyetherester having 45-85 weight percent of long chains and 15-55 weight percent of short chains and melting at at...
4351746 Compound dispersions and films  
A dielectric composition is disclosed having three separate phases, one electrically conductive, combined to yield a compound dispersion with high dielectric constant and low dissipation factor....
4339328 Process for the production of high grade carbonaceous binders  
A process is described for the production of high grade carbonaceous binders, wherein an aromatic high grade carbonaceous material is produced from 5-40% by weight of reduced or low ash coal or...
4306172 Shadow mask of braun tube for color TV and process for manufacturing the same  
A shadow mask of a Braun tube for a color TV made of a steel alloy having the following compositions in weight percent: C≤0.12, 0.2≤Mn≤1.5, 0.3≤Si≤1.5, 1.0≤2Si+Mn, 0.005≤Al≤0.030,...
4301356 Heating unit and method for production thereof  
Heating unit capable of generating heat upon the passing of an electric current, which comprises a matrix of a hardened hydraulic material and electrically conductive fibers dispersed therein in an...
4298789 Oven having a cavity heated by at least one monolithic integrated heat source  
A cavity, such as an oven cavity, is heated by at least one monolithic integrated heat source, each fabricated by depositing a layer of resistive material on a substrate of non-conducting, or...
4279880 Acetylene black with high electrical conductivity and high absorptive power  
Carbon blacks having a carbon content greater than 99%, a mean particle diameter of 250 to 300 A, an electrical resistivity, measured under a pressure of 6.3 bars, of 0.270 to 0.350 ohm.cm and a...
4277293 Growth of synthetic diamonds having altered electrical conductivity  
A method of growing a diamond crystal which comprises bombarding the diamond with a flux of carbon ions of sufficient energy to penetrate the diamond crystal and cause crystal growth which is at...
4251346 Process for coal liquefaction  
The invention provides a process for the liquefaction of coal. The comminuted coal is slurried in a solvent or pasting oil and digested, normally under hydrogen pressure, e.g. of 50 to 250...
4191735 Growth of synthetic diamonds  
A method of growing a diamond crystal which comprises bombarding the diamond with a flux of carbon ions of sufficient energy to penetrate the diamond crystal and cause crystal growth which is at...
4188279 Shaped carbon articles  
This invention provides novel electrode formulations which consist of solid carbonaceous filler, binder pitch, and an additive selected from phosphorus-containing and boron-containing compounds...
4188235 Electrode binder composition  
This invention provides a novel asphalt composition suitable for use as a binder for carbon electrodes which consists essentially of a homogeneous blend of three organic materials comprising (1) a...
4188276 Voltage stable positive temperature coefficient of resistance crosslinked compositions  
The voltage stability of crosslinked compositions of fluorocarbon polymers and conductive carbon black that exhibit a positive temperature coefficient of resistance can be improved by incorporating...
4177316 Impregnated carbon brush for electrical machinery  
An impregnated carbon brush for electrical machinery with improved running properties and increased wear-resistance, in which the carbon brush has an impregnating medium containing non-melting...
4169120 Sulfur electrode for sodium-sulfur batteries  
A sulfur electrode for a sodium-sulfur secondary battery comprises a carbonized chopped graphite fiber-resin composite structure impregnated with sulfur.
Matches 351 - 400 out of 516 < 1 2 3 4 5 6 7 8 9 10 11 >