Boron carbide/silicon carbide ceramics

Details Boron carbide/silicon carbide ceramics Boron carbide/silicon carbide ceramics

1998-12-30

2000-05-30

Group, Karl

Compositions: ceramic

Ceramic compositions

Carbide or oxycarbide containing

501 93, C04B 35563, C04B 35573

Patent

active

060691018

ABSTRACT:
Ceramic composites of silicon carbide (SiC) grains and boron carbide (B.s4 C) grains which are uniformly coated with SiC are produced by reacting stoichiometric mixtures of silicon boride (SiB.sub.4, SiB.sub.6) and carbon (graphite or carbon black) in situ.

REFERENCES:
patent: 4320204 (1982-03-01), Weaver
patent: 4518702 (1985-05-01), Yoshida et al.
patent: 4524138 (1985-06-01), Schwetz et al.
patent: 4684480 (1987-08-01), Lipp et al.
patent: 5120681 (1992-06-01), Cameron
patent: 5164345 (1992-11-01), Rice et al.
patent: 5418196 (1995-05-01), Niihara

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