Title:
SINTERED BODY AND METHOD FOR MANUFACTURING SAME, AND ORTHODONTIC BRACKET
Document Type and Number:
WIPO Patent Application WO/2022/250077
Kind Code:
A1
Abstract:
Provided is a sintered body having excellent mechanical strength and translucency, a method for manufacturing same, and an orthodontic bracket. This sintered body is characterized by comprising, as a matrix, zirconia that includes crystal particles having a cubic domain and a tetragonal domain and that is a solid solution of a stabilizing element and lanthanum, wherein the content of the stabilizing element is 1-6 mol%, the average torque strength is 1.00 kgf·cm or more, and the linear transmittance to visible light having a wavelength of 600 nm is 35% or more at a sample thickness of 1 mm.
Inventors:
SHIMOYAMA TOMOTAKA (JP)
KURAMOTO YASUNORI (JP)
KURAMOTO YASUNORI (JP)
Application Number:
PCT/JP2022/021371
Publication Date:
December 01, 2022
Filing Date:
May 25, 2022
Export Citation:
Assignee:
TOSOH CORP (JP)
International Classes:
C04B35/486; A61C7/14; C04B35/645
Foreign References:
| JP2018002495A | 2018-01-11 | |||
| JP2017214266A | 2017-12-07 | |||
| JP2017105689A | 2017-06-15 | |||
| JP2020001988A | 2020-01-09 | |||
| JP2011051881A | 2011-03-17 | |||
| JP2000095564A | 2000-04-04 | |||
| JP2013515671A | 2013-05-09 | |||
| JP2008050247A | 2008-03-06 | |||
| JP2009269812A | 2009-11-19 | |||
| JP2017105689A | 2017-06-15 | |||
| JP2020001988A | 2020-01-09 | |||
| JP2021089267A | 2021-06-10 |
Attorney, Agent or Firm:
TAKAOKA Ryoichi et al. (JP)
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