Zirconia-alumina ceramic article

Details Zirconia-alumina ceramic article Zirconia-alumina ceramic article

1997-03-06

1998-03-10

Green, Anthony

Compositions: ceramic

Ceramic compositions

Refractory

501105, 501119, 501122, 501128, 501152, 501154, C04B 35106, C04B 3516

Patent

active

057261105

ABSTRACT:
The present invention is a ceramic article of magnesium-X silicate, wherein X represents lithium, sodium, potassium or other monovalent ion from about 0.1 to 2 weight percent, and yttria stabilized zirconia and alumina composite from about 99.9 to 98 weight percent wherein the yttria stabilized zirconia has a molar ratio of yttria to zirconia of from 0.5:99.5 to 5:95 and the alumina comprises from 0.1 to 50 percent of the yttria stabilized zirconia and alumina composite.

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patent: 4626518 (1986-12-01), Watanabe et al.
patent: 4820667 (1989-04-01), Tsunekawa et al.
patent: 4880757 (1989-11-01), Henslee et al.
patent: 5183610 (1993-02-01), Brog et al.
Laponite Product Bulletin, Laponite RDS, by Laponite Industries, Ltd. of United Kingdom through its U.S. subsidiary, Southern Clay Products, Inc., Gonzales, Texas.

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