Method of manufacturing silicon nitride whiskers

Details Method of manufacturing silicon nitride whiskers Method of manufacturing silicon nitride whiskers

1992-01-23

1994-08-02

Group, Karl

Compositions: ceramic

Ceramic compositions

Refractory

501 97, 264 65, C04B 3502

Patent

active

053345657

ABSTRACT:
Disclosed is a method for producing long silicon nitride whiskers. The production method encompasses reacting diatomaceous earth on a carbon boat in a gas flow composed of a reducing agent and a nitriding agent at a temperature of 1,200.degree.-1,700.degree. C.

REFERENCES:
patent: 4101616 (1978-07-01), Buljan
patent: 5110773 (1992-05-01), Corral et al.

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