Ceramic translucent material, method of manufacturing such a mat

Details Ceramic translucent material, method of manufacturing such a mat Ceramic translucent material, method of manufacturing such a mat

1988-04-06

1989-08-29

Bell, Mark L.

Compositions: ceramic

Ceramic compositions

Yttrium, lanthanide, actinide, or transactinide containing

501103, 423263, 423600, C04B 3550, C04B 3510, C04B 3548

Patent

active

048617377

ABSTRACT:
Ceramic translucent material mainly comprising densely sintered polycrystalline yttrium aluminum garnet in which between 20 and 1500 ppm by weight of ZrO.sub.2 is added to the yttrium aluminum garnet. When manufacturing an article of such a ceramic translucent material, a thermal treatment is carried out at a temperature of more than 1400.degree. C. in an oxidizing atmosphere after sintering.

REFERENCES:
patent: 3767745 (1973-10-01), Gazza et al.
patent: 4331627 (1982-05-01), Yamamato et al.
patent: 4699774 (1987-10-01), Prud'Homme van Reine

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