发明名称 CHEMICAL MECHANICAL POLISHING APPARATUS AND METHODS
摘要 Embodiments of the invention provide a non-uniform substrate polishing apparatus that includes a polishing pad with two or more zones, each zone adapted to apply a different slurry chemistry to a different area on a substrate to create a film thickness profile on the substrate having at least two different film thicknesses. Polishing methods and systems adapted to polish substrates are also provided, as are numerous other aspects.
申请公布号 WO2016014870(A1) 申请公布日期 2016.01.28
申请号 WO2015US41856 申请日期 2015.07.23
申请人 APPLIED MATERIALS, INC 发明人 OSTERHELD, THOMAS H.;BAJAJ, RAJEEV
分类号 H01L21/304 主分类号 H01L21/304
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