Method for synthesizing aluminum nitride whiskers

Details Method for synthesizing aluminum nitride whiskers Method for synthesizing aluminum nitride whiskers

1995-10-19

1997-12-02

Langel, Wayne

Chemistry of inorganic compounds

Nitrogen or compound thereof

Binary compound

C01B 2172

Patent

active

056933053

ABSTRACT:
A method for making aluminum nitride whiskers comprising reacting a reactant bed of aluminum, alumina, ammonium chloride, with a metal-containing carbon catalyst in the presence of a nitrogen gas flow, such that a direct nitridation reaction, a carbothermal reaction and a transport species reaction occur concurrently.

REFERENCES:
patent: 5153057 (1992-10-01), Corbett et al.
patent: 5192720 (1993-03-01), Hida et al.
patent: 5214005 (1993-05-01), Yamakawa et al.
patent: 5335712 (1994-08-01), Corbett et al.
Portnoi et al., "Mechanism of Growth and Etching of Whisker Crystals of Aluminum Nitride," Sov. Phys. Crystallogr., 18(3):376-378 (1973).
International Publication No. WO 91/19027 published 12 Dec. 1991.

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