C - Chemistry – Metallurgy – 04 – B
Patent
C - Chemistry, Metallurgy
04
B
261/1, 57/16
C04B 35/58 (2006.01) C01B 21/06 (2006.01) C01B 21/072 (2006.01) C01B 21/082 (2006.01) C04B 35/581 (2006.01) C09K 3/14 (2006.01)
Patent
CA 1272221
ABSTRACT OF DISCLOSURE A multiphase, microcrystalline, nearly fully dense ceramic composite has grains comprising 0 to 95 volume percent aluminum nitride, 0 to 95 volume percent polytypes of aluminum nitricle, 0 to 95 volume percent gamma-aluminum oxynitride, and 5 to 50 volume percent of at least one of titanium nitride, zirconium nitride and hafnium nitride. The composite is useful to prepare a ceramic abrasive grit or article.
549050
Mathers James P.
Wood William P.
Minnesota Mining And Manufacturing Company
Smart & Biggar
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