Silicon nitride ceramics containing a metal silicide phase

Details Silicon nitride ceramics containing a metal silicide phase Silicon nitride ceramics containing a metal silicide phase

1989-04-11

1991-06-11

Dixon, Jr., William R.

Compositions: ceramic

Ceramic compositions

Refractory

501 96, 501 98, C04B 3558

Patent

active

050232142

ABSTRACT:
Disclosed is a sintered ceramic product comprising (a) 20-98 percent by weight silicon nitride, (b) 1-80 percent by weight of a silicide of iron, cobalt or nickel and (c) 0.02-20 parts by weight of at least one oxide, nitride, or silicate of an element of IUPAC groups 2, 3, 4, 13 or the lanthanide series. A method for making such a product is also disclosed.

REFERENCES:
patent: 3409417 (1968-11-01), Yates
patent: 4332909 (1982-06-01), Nishida et al.
patent: 4487971 (1983-10-01), Komatsu et al.

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