Ceramic article containing a core comprising tetragonal zirconia

Compositions: ceramic – Ceramic compositions – Refractory

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501 98, 501103, 501105, 252520, 428660, 428661, 428651, 428656, C04B 3548, C04B 3558

Patent

active

056796110

ABSTRACT:
A ceramic article containing a core comprising zirconia and ZrB.sub.2 composite wherein zirconia is preferably doped with yttria, and a shell comprising zirconium nitride.

REFERENCES:
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patent: 5045512 (1991-09-01), Lange et al.
patent: 5177037 (1993-01-01), Schuldies
patent: 5290332 (1994-03-01), Chatterjee et al.
patent: 5336282 (1994-08-01), Ghosh et al.
patent: 5358913 (1994-10-01), Chatterjee et al.
patent: 5411690 (1995-05-01), Ghosh et al.

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