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RARE-EARTH OXIDE BASED MONOLITHIC CHAMBER MATERIAL 发明申请

2023-05-21 1770 1146K 0

专利信息

申请日期 2025-07-08 申请号 WOUS14065080
公开(公告)号 WO2015073458A1 公开(公告)日 2015-05-21
公开国别 WO 申请人省市代码 全国
申请人 APPLIED MATERIALS INC
简介 A solid sintered ceramic article may include a solid solution comprising Y2O3 at a concentration of approximately 30 molar % to approximately 60 molar %, Er2O3 at a concentration of approximately 20 molar % to approximately 60 molar %, and at least one of ZrO2, Gd2O3 or SiO2 at a concentration of approximately 0 molar % to approximately 30 molar %. Alternatively, the solid sintered ceramic article a solid solution comprising 40-100 mol% of Y2O3, 0-50 mol% of ZrO2, and 0-40 mol% of Al2O3.


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