Stock material or miscellaneous articles – Self-sustaining carbon mass or layer with impregnant or...
Patent
1991-01-15
1992-12-22
Nelson, Peter A.
Stock material or miscellaneous articles
Self-sustaining carbon mass or layer with impregnant or...
428446, 428608, 524424, 524439, 524592, 10628723, B32B 900, C06K 328
Patent
active
051733676
ABSTRACT:
Fiber-reinforced ceramic composites are obtained by the use of a prepreg comprising sized carbon fibers bonded together with a matrix composition which comprises about 25-60% by weight of a polysilazane and about 75-40% by weight of at least two ceramic powders selected from silicon metal, silicon carbide and silicon boride powders.
REFERENCES:
patent: 4973526 (1990-11-01), Haluska
patent: 5041337 (1991-08-01), Niebylski
Langlois, Jr. Conrad J.
Liimatta Eric W.
Moehle William E.
Ethyl Corporation
Hogan Patricia J.
Nelson Peter A.
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