Filament-containing composite

Details Filament-containing composite Filament-containing composite

1988-07-08

1991-08-27

Lechert, Jr., Stephen J.

Compositions: ceramic

Ceramic compositions

Carbide or oxycarbide containing

501 92, 501 96, 501 99, 501154, 264 60, 428361, 428366, 428374, 428446, 428698, 428704, C04G 3552

Patent

active

050433032

ABSTRACT:
Boron nitride is coated on filaments of elemental carbon and/or silicon carbide, the coated filaments are contacted with an infiltration-promoting material containing elemental carbon to produce a preform wherein the filaments are substantially parallel and each filament is enveloped with infiltration-promoting material, and the preform is infiltrated with a molten solution of boron and silicon producing a composite containing boron nitride coated filaments.

REFERENCES:
patent: 4120731 (1978-10-01), Hillig et al.
patent: 4148894 (1979-04-01), Hillig et al.
patent: 4238433 (1980-12-01), Hillig et al.
patent: 4410635 (1983-10-01), Brennan et al.
patent: 4636480 (1987-01-01), Hillig
patent: 4657876 (1987-04-01), Hillig

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