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5605868 |
Oxidative stable ceramic composites
This invention is directed to the fabrication of SiC fiber reinforced, ceramic matrix composite articles exhibiting superior high temperature oxidative stability, those articles comprising: (a) a...
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5604037 |
Diamond/carbon/carbon composite useful as an integral dielectric heat sink
A diamond/carbon/carbon composite is provided comprising a carbon/carbon composite having a polycrystalline diamond film deposited thereon. The carbon/carbon composite comprises a preform of...
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5593776 |
Fluororesin composites
The fluororesin composite material with high mechanical strength characteristics and wear resistance comprising 99 to 40 parts by weight of a fluororesin, e.g. polytetrafluoroethylene, and 1 to 60...
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5591524 |
Device for the laying of yarn on a cross-wound bobbin
The invention relates to a yarn guidance rod and to a device for the laying of a yarn on a cross-wound bobbin in a textile machine. A plurality of winding stations installed next to each other is...
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5587241 |
Mineral fibers and whiskers exhibiting reduced mammalian cell toxicity, and method for their preparation
An abatement of the cytotoxicity to cells caused by mineral fibers/whiskers through the surface treatment of the fibers/whiskers with a material that changes the surface structure which eradicate...
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5582912 |
Crimped carbonaceous fibers
The present invention resides in ignition resistant non-linear carbonaceous fiber or fiber tow having a reversible deflection ratio of greater than 1:1 but equal to or less than 1.2:1. The fibers...
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5580642 |
Reinforcing member for civil and architectural structures
A reinforcing member for civil and architectural structures is made up of a mixture of reinforcing fibers and thermoplastic fibers which become thermoplastic at a temperature which is lower than a...
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5576104 |
Elastomers containing partially oriented reinforcing fibers, tires made using said elastomers, and a method therefor
Partially oriented yarns (POY), when processed into short fibers and used as a fiber reinforcement in an elastomer, have been found to demonstrate reduced crack propagation in the elastomer. POY...
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5573854 |
Composites made from multidimensional oligomers
Multidimensional oligomers of the present invention are surprisingly useful for advanced composites because each generally has a use temperature greatly in excess of its curing temperature. The...
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5571621 |
Infrared radiation-interactive article, and method of generating a transient infrared radiation response
An infrared radiation-interactive article comprising a supported or unsupported oxidizable metal film of an infrared radiation-interactive size and shape, with an oxidation-promoting salt in...
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5557846 |
Blank for the manufacturing of fiber reinforced coatings or metal components
A blank material for manufacturing fiber-reinforced coatings or metal components comprising fibers made of a high-strength material and metals or metal alloys, and a process for manufacturing the...
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5556697 |
Semiconductive power cable shield
Vulcanizable semiconductive shield compositions contain a linear, single-site catalyzed polymer formed by polymerizing ethylene with at least one comonomer selected from C 3 to C 20 ...
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5552220 |
Method of manufacturing a composite material having a pyrolytic carbon interphase of lamellar microtexture between reinforcing fibers and a matrix, and a material as obtained by the method
The pyrolytic carbon lamellar interphase is formed on the reinforcing fibers inside a chamber in which a plurality of successive cycles is performed, each cycle comprising: injecting a reaction gas...
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5545482 |
Two-phase stainless steel wire rope having high fatigue resistance and corrosion resistance
A two-phase stainless steel wire rope having a high fatigue resistance and a high corrosion resistance, containing two-phase stainless steel wires of 0.03 to 0.1% by weight of C, 0.33 to 1.0% by...
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5536574 |
Oxidation protection for carbon/carbon composites
The oxidation protection for a surface of a carbon/carbon composite substrate having a primary protective coating previously formed thereon is improved by applying to said surface a layer of a...
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5532054 |
Molding material
A molding material shaped like a plate and comprising a composite of continuous fibers and thermoplastic resin wherein each of the filaments which form the continuous fiber is coated around the...
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5526546 |
Surface treated applicators having bristles coated with an etched layer ions produced by an ion-producing gas plasma
An applicator with a surface having a first wetting angle and a first surface area, which surface area has grafted thereto a layer of ion-producing gas plasma having a second wetting angle and a...
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5521008 |
Manufacture of activated carbon fiber
Activated carbon fiber is made by pre-treating a carbonized fibrous material, preferably a carbonized cellulose fiber, with a solution of nitrogen-containing compound, comprising at least one of...
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5512351 |
Prepreg, process for preparation of prepreg, and products derived therefrom
A new prepreg material having good tack drape properties and feasible out-time and articles derived therefrom as well as processes for preparation these products are disclosed. The prepreg is...
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5512359 |
High flexural strength ceramic fiber reinforced silicon carboxide composite
An improved fiber reinforced glass composite includes a carbon-coated refractory fiber in a matrix of a black glass ceramic having the empirical formula SiCxOy where x ranges from about 0.5 to...
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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...
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5508109 |
Fiber blend for low cost, asbestos free friction material
A fiber blend for use in friction materials. The fiber contains a blend of a highly fibrillated fiber, such as a fibrillated polyacrylonitrile fiber and a fiber with a high carbon content, such as...
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5501907 |
Fibrous electrically conductive filler
A fibrous electrically-conductive filler herein provided comprises fibrous aluminum borate as a core material provided thereon with, in order, an optional titanium oxide intermediate layer and an...
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5498462 |
High thermal conductivity non-metallic honeycomb
Thermally conductive non-metallic honeycomb structures are provided as well as a novel co-corrugation process for their production. The thermal conductivity of the non-metallic honeycomb structures...
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5484655 |
Aluminum nitride-coated silicon carbide fiber
The invention provides a silicon carbide fiber carrying an aluminum nitride coating between about 1 and about 15 micrometers thick. The AlN coating serves as a debond layer which improves the...
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5482773 |
Activated carbon-containing fibrids
Polymeric fibrids containing embedded activated carbon are useful as adsorbents.
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5464594 |
Ceramic fiber reinforced silicon carboxide composite
An improved fiber reinforced glass composite includes refractory fiber in a matrix of a black glass ceramic having the empirical formula SiCxOy where x ranges from about 0.5 to about 2.0,...
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5437927 |
Pitch carbon fiber spinning process
Use of a ribbon shaped flow configuration at the entrance to a round spinneret used for spinning carbon fibers from mesophase pitch promotes the formation of random microstructure and prevents...
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5430096 |
Aqueous size for fiber reinforced high temperature composites
Stable aqueous size of ammonia-and/or amine-neutralized poly(amide-acid) of certain aromatic dianhydrides with certain aromatic diamines.
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5429870 |
Boron carbide coated refractory fibers
A fiber is coated with boron carbide by contacting the fiber with a reaction mixture of a boron source and a carbon source at a temperature of at least about 1050° C. such that the boron source...
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5429997 |
Pest resistant MoSi.sub.2 materials and method of making
A pest resistant molybdenum disilicide composition is provided for use in high temperature structural applications. The composition includes molybdenum disilicide and silicon nitride and can be...
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5426000 |
Coated reinforcing fibers, composites and methods
Fiber-reinforced titanium alloy and intermetallic matrix composites having improved stability and tensile strength properties at elevated temperatures. The base reinforced fibers are pre-coated...
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5425640 |
Method and product for improved ceramic fiber reinforced and filled thermoplastic and thermosetting resin systems
A method and product for improved ceramic fiber reinforced and/or filled thermoplastic and/or thermosetting resin systems utilizes ceramic fiber material which is first etched and then silanated...
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5421896 |
Graphite heater for molecular beam source of carbon
A graphite filament for generating carbon molecular beam which is heated through application of a current thereto integrally comprises a plurality of portions of which current directions match the...
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5422319 |
Fiber reinforced ceramic matrix composites exhibiting improved high-temperature strength
Novel oxide coatings which can be conveniently applied to reinforcing fibers such as silicon carbide fibers, and which when introduced as a fiber coating into fiber reinforced ceramic matrix...
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5413847 |
Prepreg and composite
A prepreg and a composite prepared from the prepreg having high impact resistance, high interlayer toughness and high tensile strength are disclosed. The prepreg comprises the following elements...
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5414216 |
Electrostatographic reproducing machine resistive carbon fiber wire
An electrostatographic reproduction machine wherein at least a portion of the wiring is formed from partially carbonized polyacrylonitrile filaments having a resistivity of between 1×10 2 and...
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5413858 |
Acrylic fiber and process for production thereof
Acrylic fiber comprising an acrylonitrile-based copolymer comprising 96.0 to 98.5% by weight of acrylonitrile units, 1.0 to 3.5% by weight of acrylamide units and 0.5% by weight or more of...
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5407734 |
Fiber-containing composite
A composite is produced by depositing an organic slurry of ceramic matrix-forming material on a layer of fibrous material forming a tape therewith on drying, forming a layered structure of the...
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5403666 |
Composites containing amideimide sized fibers
The thermooxidative stability and thermomechanical properties of advanced composites which use high performance resin matrices such as polyimides and high strength carbon fibers may be improved by...
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5403660 |
Reinforcing carbon fiber and process for producing carbon-carbon composite
A specific sizing agent comprising as the main component an adduct of mono- or poly-cyclic phenol with alkylene oxide is applied in a specified amount to the surface of a high-strength and...
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5403653 |
Reinforced alloy laminates
The stiffness of materials formed from aluminum alloy sheets laminated with layers of long aligned fibers embedded in a matrix of resin material is enhanced by reinforcing the aluminum alloy...
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5399440 |
Composite material with a glass-ceramic or ceramic matrix obtained by the sol-gel process and reinforced by fibers based on silicon carbide, its manufacture and its applications
The invention concerns a composit material with a glass-ceramic or ceramic matrix obtained by the sol-gel process and reinforced by fibers, wherein said matrix is MLAS matrix and wherein said...
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5397608 |
Plastic article containing electrically conductive fibers
The present invention relates to articles, particularly plate or sheet-like articles made of plastic in which very low contents of fine electrically conductive fibers are uniformly dispersed so as...
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5391428 |
Monolithic ceramic/fiber reinforced ceramic composite
A shaped ceramic-ceramic composite article comprising a ceramic monolith, preferably in the shape of a hollow tube, having a ceramic fiber matrix thereover, coated with carbonaceous material and...
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5387447 |
Method for producing uniform cylindrical tubes of CVD diamond
The present invention provides a method for forming uniform CVD diamond coatings on a substrate wherein diamond is deposited on a plurality of substrates which are rotated in unison during the...
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5384193 |
Stabilized and carbonaceous expanded fibers
There is provided a non-flammable expanded fiber comprising carbonaceous polymeric substantially irreversibly heat set fiber having an LOI value of greater than 40, and the fibrous structures...
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5380580 |
Flexible nonwoven mat
The present invention relates to a flexible nonwoven mat comprising physically entangled shot-free ceramic oxide fibers. The flexible nonwoven mat is useful, for example, as filter material,...
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RE34825 |
Composite article and method of making same
A method of making a composite article and a composite article specifically adapted for use in high temperature, corrosive and errosive environments comprising a carbon fibrous substrate, including...
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RE34820 |
Amideimide sizing for carbon fiber
Sizing for carbon fibers with uncapped or capped linear polyamideimides. The uncapped linear polyamideimides useful as carbon fiber sizings generally contain repeating units having the general...
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