Production of SiC from rice hulls and silica

Details Production of SiC from rice hulls and silica Production of SiC from rice hulls and silica

1980-01-28

1981-02-03

Hearn, Brian E.

Chemistry of inorganic compounds

Silicon or compound thereof

Binary compound

C01B 3136

Patent

active

042488443

ABSTRACT:
SiC whiskers are made by separating a quantity of rice hulls into two portions, carbonizing one portion in a non-oxidizing atmosphere, ashing the other portion in air, combining the carbonized residue and amorphous SiO.sub.2 obtained, and heating in a noble gas atmosphere.

REFERENCES:
patent: 3754076 (1973-08-01), Cutler
Lee et al., "Formation of Silicon Carbide from Rice Hulls", American Ceramic Society Bulletin, vol. 54, No. 2, (1975) pp. 195-198.
Chemical Abstracts, vol. 90, No. 89,552K.
Chemical Abstracts, vol. 82, No. 61,183B.

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