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RARE-EARTH OXIDE BASED EROSION RESISTANT COATINGS FOR SEMICONDUCTOR APPLICATION 发明申请

2023-08-04 1590 1993K 0

专利信息

申请日期 2025-07-11 申请号 WOUS14038858
公开(公告)号 WO2014197203A1 公开(公告)日 2014-12-11
公开国别 WO 申请人省市代码 全国
申请人 APPLIED MATERIALS INC
简介 An article includes a body that is coated with a ceramic coating. The ceramic coating may include Y2O3 in a range between about 45 mol% to about 99 mol%, ZrO2 in a range between about 0 mol% to about 55 mol%, and Al2O3 in a range between about 0 mol% to about 10 mol%. The ceramic coating may alternatively include Y2O3 in a range between about 30 mol% to about 60 mol%, ZrO2 in a range between about 0 mol% to about 20 mol%, and Al2O3 in a range between about 30 mol% to about 60 mol%.


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