发明名称 METHOD FOR POLISHING SILICON WAFER AND POLISHING LIQUID THEREFOR
摘要 <p>AbstractDisclosed is a method for polishing a silicon wafer, wherein a surface to be polished of a silicon wafer is rough polished, while supplying a polishing liquid, which is obtained by adding a water-soluble polymer to an aqueous alkaline solution that contains no free abrasive grains, to a polishing cloth. Consequently, the surface to be polished can be polished at high polishing rate and the flatness of the edge portion including roll-off and roll-up can be controlled.</p>
申请公布号 SG185085(A1) 申请公布日期 2012.12.28
申请号 SG20120079943 申请日期 2011.03.23
申请人 SUMCO CORPORATION 发明人 OGATA SHINICHI;TANIMOTO RYUICHI;YAMASAKI ICHIRO;MIKURIYA SHUNSUKE
分类号 B24B37/04;B24B37/08;B24B37/24;B24B37/28 主分类号 B24B37/04
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