Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
MGAL2O4 SINTERED BODY, SPUTTERING TARGET USING SINTERED BODY, AND METHOD FOR PRODUCING MGAL2O4 SINTERED BODY
Document Type and Number:
WIPO Patent Application WO/2019/187324
Kind Code:
A1
Abstract:
An MgAl2O4 sintered body characterized by exhibiting a relative density of 90% or higher, and exhibiting an L* value of 90% or higher in the L*a*b* color system. A method for producing an MgAl2O4 sintered body which is characterized by hot-pressing an MgAl2O4 powder at 1,150-1,300°C, and thereafter, sintering at 1,350°C or higher in an air atmosphere. The present invention addresses the problem of providing an MgAl2O4 sintered body which is white in color and has a high density, a sputtering target which uses the sintered body, and a method for producing the MgAl2O4 sintered body.

More Like This:
JP2017149632REFLECTOR
Inventors:
NARITA Satoyasu (187-4 Usuba, Hanakawa-cho, Kitaibaraki-sh, Ibaraki 35, 〒3191535, JP)
Application Number:
JP2018/042748
Publication Date:
October 03, 2019
Filing Date:
November 20, 2018
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
JX NIPPON MINING & METALS CORPORATION (1-2 Otemachi 1-chome, Chiyoda-ku Tokyo, 64, 〒1008164, JP)
International Classes:
C04B35/443; C23C14/34
Domestic Patent References:
WO2018096992A12018-05-31
Foreign References:
JPH0218354A1990-01-22
JP2006290688A2006-10-26
JP2002154870A2002-05-28
JPS5527837A1980-02-28
Attorney, Agent or Firm:
OGOSHI Kazuteru et al. (OGOSHI International Patent Office, Katayama Bldg. 6F 23-10, Shimbashi 5-chome, Minato-k, Tokyo 04, 〒1050004, JP)
Download PDF: