SINTERED BODY AND METHOD FOR MANUFACTURING SAME, AND ORTHODONTIC BRACKET

    公开(公告)号:EP4349800A1

    公开(公告)日:2024-04-10

    申请号:EP22811347.8

    申请日:2022-05-25

    申请人: Tosoh Corporation

    摘要: There are provided a sintered body having both excellent mechanical strength and translucency, a method for producing the same and an orthodontic bracket.
    A sintered body, comprising a crystal grain having a cubic domain and a tetragonal domain, a stabilizer and lanthanum being dissolved in zirconia to form a solid solution as a matrix, and the amount of stabilizer contained being 1% or more by mole and 6% or less by mole, in which an average torque strength is 1.00 kgf·cm or more, and an in-line transmittance is 35% or more for visible light having a wavelength of 600 nm at a sample thickness of 1 mm.