Stabilised metallic oxides

Details Stabilised metallic oxides Stabilised metallic oxides

1987-12-17

1989-04-11

Swisher, Nancy A. B.

Stock material or miscellaneous articles

Composite

Of inorganic material

428325, 428328, 428404, 428701, B32B 1304

Patent

active

048205931

ABSTRACT:
Zirconia has been used in the manufacture of ceramics for many years. The desirability of stabilizing the crystal form has been recognized and one or more stabilizing agents have been used.
The present invention produced a stabilized zirconia carrying a coating of at least one hydrous oxide of yttrium, calcium, magnesium, strontium, barium or cerium. Preferably also a hydrous oxide of zirconium is also present either as a separate inner layer or mixed with the other hydrous oxide.

REFERENCES:
patent: 3066391 (1962-12-01), Vordahl
patent: 3926567 (1975-12-01), Fletcher et al.
patent: 3989872 (1976-11-01), Ball
English Abstract of Japanese Patent No. 57191234, 11-25-82.
English Abstract of Japanese Patent No. 58176127, 10-15-83.
Toyo Soda Manufacturing Co., TSK Ceramics Technical Bulletin.

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