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CERAMIC PLATE AND ELECTRONIC APPARATUS 发明申请

2023-03-03 1450 67K 0

专利信息

申请日期 2025-07-11 申请号 JP2018076035
公开(公告)号 JP2018184337A 公开(公告)日 2018-11-22
公开国别 JP 申请人省市代码 全国
申请人 KYOCERA CORP
简介 PROBLEM TO BE SOLVED : To provide a ceramic plate and the like, which are effective in improvement of thermal conductivity and mechanical strength. SOLUTION : This invention relates to a ceramic plate 3 and the like, comprising : a silicon nitride crystal phase 1 including two or more silicon nitride crystals 11 and a grain boundary 12 between the silicon nitride crystals; and a silicate phase 2 located in the grain boundary 12 while including a magnesium silicate crystal 21 and a rare earth silicate crystal 22, each of which has a maximum grain size smaller than that of the silicon nitride crystal 11. SELECTED DRAWING : Figure 1 COPYRIGHT : (C)2019, JPO&INPIT


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