发明名称 Method of cleaning semiconductor wafers
摘要 A method of cleaning semiconductor wafers using an acid cleaner followed by an alkaline cleaner to clean contaminants from the materials is provided. The acid cleaner removes substantially all of the metal contaminants while the alkaline cleaner removes substantially all of the non-metal contaminants, such as organics and particulate material.
申请公布号 EP2209134(A3) 申请公布日期 2011.11.02
申请号 EP20100150643 申请日期 2010.01.13
申请人 ROHM AND HAAS ELECTRONIC MATERIALS LLC 发明人 BARR, ROBERT K.;CHAN, RAYMOND;MOYNIHAN, MATTHEW L.
分类号 H01L21/02;H01L31/18 主分类号 H01L21/02
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