Patents Assigned to NIPPON YITRIUM CO., LTD.
  • Sintered body
    Patent number: 9969652
    Abstract: A sintered body of the present invention contains yttrium oxyfluoride. The yttrium oxyfluoride is preferably YOF and/or Y5O4F7. The sintered body of the present invention preferably contains 50% by mass or more of yttrium oxyfluoride. The sintered body of the present invention has a relative density of preferably 70% or more and an open porosity of preferably 10% or less. Furthermore, the sintered body of the present invention has a three-point bending strength of preferably 10 MPa or more and 300 MPa or less.
    Type: Grant
    Filed: November 18, 2015
    Date of Patent: May 15, 2018
    Assignee: NIPPON YITRIUM CO., LTD.
    Inventors: Toyohiko Yano, Katsumi Yoshida, Toru Tsunoura, Yuji Shigeyoshi