CHOPPED CARBON FIBER PREFORM PROCESSING METHOD USING COAL TAR PITCH BINDER

A procedure for forming a chopped fiber preform using a coal tar pitch binde r and the product thereof by providing removable inside and outside sleeves (1 6, 18) on a mold pan (12), and distributing chopped carbon fibers (20) througho ut the mold pan (12) and sleeves (16, 18) to a specified depth....

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Bibliographische Detailangaben
Hauptverfasser:	SNYDER, DAVID R, GOLUBIC, THOMAS A, WOMBLES, ROBERT H
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING ARTIFICIAL STONE BLASTING BRAKES CEMENTS CERAMICS CHEMISTRY CLUTCHES COMPOSITIONS BASED THEREON COMPOSITIONS OF MACROMOLECULAR COMPOUNDS COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS CONCRETE COUPLINGS FOR TRANSMITTING ROTATION ENGINEERING ELEMENTS AND UNITS FUELS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LIGHTING LIME, MAGNESIA LUBRICANTS MECHANICAL ENGINEERING METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS PEAT PERFORMING OPERATIONS PETROLEUM, GAS OR COKE INDUSTRIES PYROLIGNEOUS ACID REFRACTORIES SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR SHAPING OR JOINING OF PLASTICS SLAG TECHNICAL GASES CONTAINING CARBON MONOXIDE THEIR PREPARATION OR CHEMICAL WORKING-UP THERMAL INSULATION IN GENERAL TRANSPORTING TREATMENT OF NATURAL STONE WEAPONS WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL WORKING-UP PITCH, ASPHALT, BITUMEN, TAR
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Beschreibung
Zusammenfassung:	A procedure for forming a chopped fiber preform using a coal tar pitch binde r and the product thereof by providing removable inside and outside sleeves (1 6, 18) on a mold pan (12), and distributing chopped carbon fibers (20) througho ut the mold pan (12) and sleeves (16, 18) to a specified depth. The fibers (20) are pressed and a vacuum is pulled prior to introducing the coal tar pitch binder, and additional pressure is provided to form the desired product.