Zirconia layered body

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United States of America Patent

PATENT NO 11964916
APP PUB NO 20230108386A1
SERIAL NO

18072172

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Abstract

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A layered body, which has a change in texture derived from zirconia, particularly a change in translucency and is suitable as a dental prosthetic member, a precursor thereof, or a method for producing these. The layered body has a structure in which two or more layers containing zirconia containing a stabilizer are layered, the layered body including at least: a first layer containing zirconia having a stabilizer content of higher than or equal to 4 mol %; and a second layer containing zirconia having a stabilizer content different from that of the zirconia contained in the first layer. At least one layer contains one or more elements capable of coloring zirconia.

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Patent Owner(s)

  • TOSOH CORPORATION

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Azechi, Sho Yamaguchi, JP 8 9
Fujisaki, Hiroyuki Yamaguchi, JP 21 140
Ito, Akiko Yamaguchi, JP 25 934
Ushio, Yuki Yamaguchi, JP 4 3

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