Silicon nitride powder

Details Silicon nitride powder Silicon nitride powder

1995-05-31

1996-12-17

Group, Karl

Chemistry of inorganic compounds

Silicon or compound thereof

Binary compound

423409, 501 97, C04B 35584

Patent

active

055850847

ABSTRACT:
A silicon nitride powder containing .beta.-phase and .alpha.-phase at a ratio by weight (.beta./.alpha.) of from 0.018 to 0.032, and composed of crystallites 0.2 .mu.m or less in diameter.

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patent: 5248490 (1993-09-01), Krause
patent: 5394015 (1995-02-01), Tsuzuki et al.
patent: 5453407 (1995-09-01), Chung et al.
patent: 5456896 (1995-10-01), Fukuoka et al.
T. Yamada et al., Yogyo-Kyokai-Shi, vol. 93, No. 7, 1985, pp. 394-397 no month.
K. Watanabe et al., "Measurement of Surface Oxygen Content in Silicon Nitride Powders", Journal of the Ceramic Society of Japan, vol. 101, No. 12, 1993, pp. 1419-1422 no month.
F. Izumi et al., "Rietveld refinements for calcium and yttrium containing .alpha.-sialons" Journal of Materials Science, vol. 19, 1984, pp. 3115-3120 no month.

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