Process for production of silicon nitride

Details Process for production of silicon nitride Process for production of silicon nitride

C - Chemistry, Metallurgy

01

B

23/195

C01B 21/068 (2006.01) C04B 35/589 (2006.01) C30B 25/00 (2006.01)

Patent

CA 1247326

- 8 - ABSTRACT OF THE DISCLOSURE A process for the production of a whisker of silicon nitride comprising the step of: firing polycarbosilane in the form of powder or spun fibers at 1300° or above in an ammonia gas atmosphere or in a stream of nitrogen and ammonia gases within a firing furnace.

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