Title:
ZIRCONIA SINTERED BODY AND USE THEREOF
Document Type and Number:
WIPO Patent Application WO/2016/208668
Kind Code:
A1
Abstract:
Provided is a zirconia sintered body which has two or more different color tones, has an aesthetic quality providing a sense of richness, and has sufficient strength to be used as a member. This zirconia sintered body includes a first zirconia sintered body and a second zirconia sintered body. The zirconia sintered body is characterized in that: the first zirconia sintered body includes any one or more lanthanoids of the group consisting of Ce, Pr, Nd, Eu, Tb, Ho, Er, Yb, and Gd; the second zirconia sintered body includes at least aluminum oxide; the first zirconia sintered body and the second zirconia sintered body form a grain boundary, and the grain boundary does not have gaps or color bleeding.
Inventors:
NAGAYAMA HITOSHI (JP)
ITO TAKESHI (JP)
SHINOZAKI NAOKI (JP)
YAMAUCHI SHOICHI (JP)
ITO TAKESHI (JP)
SHINOZAKI NAOKI (JP)
YAMAUCHI SHOICHI (JP)
Application Number:
PCT/JP2016/068648
Publication Date:
December 29, 2016
Filing Date:
June 23, 2016
Export Citation:
Assignee:
TOSOH CORP (JP)
International Classes:
C04B35/48; B28B1/24; B29C45/16; C04B37/00
Domestic Patent References:
| WO2015099048A1 | 2015-07-02 |
Foreign References:
| JP2014218389A | 2014-11-20 | |||
| JP2014012615A | 2014-01-23 | |||
| JPH0833650A | 1996-02-06 | |||
| JP2011020872A | 2011-02-03 | |||
| JP2006208898A | 2006-08-10 |
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