Production of silicon nitride and the product thereby obtained

Details Production of silicon nitride and the product thereby obtained Production of silicon nitride and the product thereby obtained

C - Chemistry, Metallurgy

01

B

23/195

C01B 21/068 (2006.01) C04B 35/584 (2006.01)

Patent

CA 2003811

A process for the production of silicon nitride by the reaction of silicon and nitrogen, wherein, in the reaction step, silicon powder is reacted with nitrogen with continuous rolling round at a temperature of from 1000 to 1800°C. and at a pressure of from 1.01 to 1.8 bar up to a nitrogen content of 1 to 39.5% by weight, and a silicon nitride which is produced by such process which is of porous form and has the following properties: a) grain size of 0.1 to 20 mm., b) nitrogen content of 1 to 39.5% by weight, c) oxygen content of <1%, d) ratio of .alpha.:.beta.-phase of 1:9 to 9:1.

Affiliated with

Also associated with

Rating

Production of silicon nitride and the product thereby obtained does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Production of silicon nitride and the product thereby obtained, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Production of silicon nitride and the product thereby obtained will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFCA-PAI-O-1844772