Method for making silicon nitride powder

Details Method for making silicon nitride powder Method for making silicon nitride powder

1988-03-17

1991-01-22

Doll, John

Chemistry of inorganic compounds

Silicon or compound thereof

Binary compound

C01B 21063, C01B 3306

Patent

active

049869728

ABSTRACT:
A mixture of silica powder and carbon powder is heated in a mixture of NH.sub.3 gas and C.sub.m H.sub.n gas. Only silica powder may be heated in a mixture of NH.sub.3 gas and C.sub.m H.sub.n gas.

REFERENCES:
patent: 4280989 (1981-07-01), Seimiya et al.
patent: 4414190 (1983-11-01), Seimiya et al.
patent: 4613490 (1986-09-01), Suzuki et al.
College Chemistry, Nebergall et al, D. C. Heath and Company, Boston, pp. 79, 87.

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