Process for making an improved ceramic material

Details Process for making an improved ceramic material Process for making an improved ceramic material

1988-05-05

1989-09-12

Dixon, Jr., William R.

Compositions: ceramic

Ceramic compositions

Refractory

501 96, 501 98, 501105, 501106, 264 65, 264 66, C04B 3558

Patent

active

048660132

ABSTRACT:
A ceramic material which comprises a composite of zirconia and O'-sialon or silicon oxynitride.
The ceramic material may comprise a dispersion of zirconia in an O'-sialon matrix and such a dispersion is obtained when the amount of zirconia is from 5 to 30 volume percent, preferably 15 to 25 volume percent, based on the total volume of the composition.

REFERENCES:
patent: 4069058 (1978-01-01), Washburn
patent: 4069059 (1978-01-01), McDonough et al.
patent: 4243621 (1981-01-01), Mori et al.
patent: 4499193 (1985-02-01), Phelps et al.
patent: 4640902 (1987-02-01), Lange
patent: 4716028 (1987-12-01), Kasai et al.
patent: 4769350 (1988-07-01), Nishioka et al.
patent: 4770830 (1988-07-01), Arakawa et al.
patent: 4804644 (1989-02-01), Anseau et al.

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