Method of producing a surface modified sialon composite

Details Method of producing a surface modified sialon composite Method of producing a surface modified sialon composite

1998-03-13

1999-11-23

Group, Karl

Compositions: ceramic

Ceramic compositions

Refractory

501 982, 501 983, 264666, 264673, C04B 35599

Patent

active

059900261

ABSTRACT:
A sialon composite and fabrication method thereof in which the phase of a surface layer thereof is modified differently from that of the bulk. The surface layer is modified to .alpha.-sialon or .alpha.-.beta. sialon composite but the bulk is .beta.-sialon. Also, the surface layer is modified to .beta.-sialon or .alpha.-.beta. sialon composite but the bulk is .alpha.-sialon.

REFERENCES:
patent: 4880755 (1989-11-01), Mehrotra et al.
patent: 5081079 (1992-01-01), Ukyo et al.
patent: 5120682 (1992-06-01), Ukyo et al.
patent: 5275986 (1994-01-01), Yamamoto et al.
patent: 5316856 (1994-05-01), Suzuki et al.
patent: 5352395 (1994-10-01), Kallenbach et al.
patent: 5411923 (1995-05-01), Suzuki et al.

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