发明名称 PAD WINDOW INSERT
摘要 A polishing pad includes a polishing layer having a polishing surface, an adhesive layer on a side of the polishing layer opposite the polishing layer, and a solid light-transmitting window extending through and molded to the polishing layer. The solid light-transmitting window has an upper portion with a first lateral dimension and a lower portion with a second lateral dimension that is smaller than the first lateral dimension. A top surface of the solid light-transmitting window coplanar with the polishing surface and a bottom surface of the solid light-transmitting window coplanar with a lower surface of the adhesive layer.
申请公布号 KR20130103674(A) 申请公布日期 2013.09.24
申请号 KR20127032411 申请日期 2011.04.27
申请人 APPLIED MATERIALS, INC. 发明人 SWEDEK BOGUSLAW A.;BENVEGNU DOMINIC J.
分类号 H01L21/304 主分类号 H01L21/304
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