Title:
OXIDE CERAMIC PARTIALLY SINTERED BODY FOR DENTAL USE WHICH HAS FAVORABLE POLISHING PROPERTIES, AND METHOD FOR PRODUCING SAME
Document Type and Number:
WIPO Patent Application WO/2023/127561
Kind Code:
A1
Abstract:
The present invention provides: a partially sintered body comprising an oxide ceramic which has excellent polishing properties and has a favorable aesthetic appearance, since the polished surface of the partially sintered body and the surface of the sintered body thereof following sintering are very smooth; and a method for producing the same. The present invention pertains to an oxide ceramic partially sintered body for dental use which contains oxide ceramic particles having an average roundness of the primary particles thereof of 0.81 or higher, and has a relative density of 43-63%.
Inventors:
NAKANO KIRIHIRO (JP)
SAKAMOTO HIROYUKI (JP)
KASHIKI NOBUSUKE (JP)
KATO SHINICHIRO (JP)
ISHINO HIROSHIGE (JP)
SAKAMOTO HIROYUKI (JP)
KASHIKI NOBUSUKE (JP)
KATO SHINICHIRO (JP)
ISHINO HIROSHIGE (JP)
Application Number:
PCT/JP2022/046481
Publication Date:
July 06, 2023
Filing Date:
December 16, 2022
Export Citation:
Assignee:
KURARAY NORITAKE DENTAL INC (JP)
International Classes:
A61K6/802; A61C5/77; A61C13/083; A61K6/818; C04B35/111; C04B35/486
Domestic Patent References:
| WO2021100876A1 | 2021-05-27 | |||
| WO2018056331A1 | 2018-03-29 |
Foreign References:
| JP2010220779A | 2010-10-07 | |||
| JP2020142983A | 2020-09-10 | |||
| JP2013119485A | 2013-06-17 |
Attorney, Agent or Firm:
KAMADA Koichi et al. (JP)
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