Zirconia sintered body and manufacturing method of the same

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United States of America Patent

PATENT NO 11807579
APP PUB NO 20210061717A1
SERIAL NO

17010486

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Abstract

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A zirconia sintered body that includes a transparent zirconia portion and an opaque zirconia portion has a biaxial bending strength of 300 MPa or more. In addition, the opaque zirconia portion is configured by an opaque zirconia sintered body that is any one of a dark-colored zirconia sintered body, a medium-light-colored zirconia sintered body, and a light-colored zirconia sintered body.

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Patent Owner(s)

  • TOSOH CORPORATION

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ito, Takeshi Kanagawa, JP 436 5136
Matsumura, Yuji Kanagawa, JP 7 121
Yamashita, Isao Kanagawa, JP 24 205

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