Ceramic material

Details Ceramic material Ceramic material

1997-04-29

1998-11-10

Group, Karl

Compositions: ceramic

Ceramic compositions

Refractory

501 981, 501 983, 423325, C04B 35597, C04B 35599

Patent

active

058343890

ABSTRACT:
The invention is directed to a silicon oxynitride ceramic material characterised by the following relative intensities and d spacings for the most intense X-ray powder diffraction peaks:

REFERENCES:
patent: 4506021 (1985-03-01), Kenneth et al.
patent: 4913408 (1990-04-01), Hoggard et al.
patent: 4935389 (1990-06-01), Umebayashi et al.
Barris, G., et al, "O'-Sialon-Silicon Carbide Refractories for use in the Aluminium Industry", Proceedings IPENZ Annual Conference, 1996 2 319-324.
Barris, G., et al, "Ceramic Production Process", Patent NZ 287952, AU 26846/95, CA 21+1771, EU 9592201.2, JP 8-500708, KR 96-706901, PE 9503274, SA 95/9197, US 08/750272, Jun. 6, 1994.
International Centre for Diffraction Data (ICDD) X-ray diffraction data file number 46-382; no date.
Lindquist, et al, entitled "Structural Changes in O'-Sialons, Si.sub.2-x Al.sub.x N.sub.2-x O.sub.1-x, 0.04.ltoreq.x.ltoreq.0.04", Acta Cryst. (1991) B47, 672-678; no month.
Yamagishi, C., Tokyo Institute of Technology, Ph.D. Dissertation 1994, pp. 200-207; no date no month.
Yamagishi, C., et al, Preparation of Sialon Powder by Carbothermal Reduction and Nitridation (2)-Preparation of Z.dbd.O Z.dbd.5-1.0 Sialon, Funtai oyobi Funmatsu Yakin, 1993 40 (12), pp. 1218-1222; no date no month.
Yamagishi, C., et al, "Synthesis of .beta.-SiAlON Powder by Carbothermal Reduction and Nitridation (3)-Reaction Process of .beta.-SiALON (Z.dbd.3)", Funtai oyobi Funmatsu Yakin 1994 41 (2), pp. 188-192. no date no month.

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