发明名称 Systems, methods and solutions for chemical polishing of GaAs wafers
摘要 Chemical polishing solutions and methods are disclosed for the chemical polishing of GaAs wafers. An exemplary chemical polishing solution consistent with the innovations herein may comprise dichloroisocyanurate, sulfonate, acid pyrophosphate, bicarbonate and carbonate. An exemplary chemical polishing method may comprise polishing a wafer in a chemical polishing apparatus in the presence of such a chemical polishing solution. Chemical polishing solutions and methods herein make it possible, for example, to improve wafer quality, decrease costs, and/or reduce environmental pollution.
申请公布号 US8318042(B2) 申请公布日期 2012.11.27
申请号 US20090569870 申请日期 2009.09.29
申请人 KAIXIE TAN;YAN GU;YUANLI WANG;AXT INC. 发明人 KAIXIE TAN;YAN GU;YUANLI WANG
分类号 C09K13/00;H01L21/302;H01L21/306;H01L21/461 主分类号 C09K13/00
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