SELF-STOP POLISHING COMPOSITIONS AND METHODS

A chemical mechanical polishing composition for polishing a substrate having a silica material, comprising, consisting of, or consisting essentially of: a liquid carrier; cubic ceria abrasive particles dispersed in the liquid carrier; a self-stopping agent; and a cationic polymer. 用于抛光具有硅氧材料的基板的化学机械...

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Bibliographische Detailangaben
Hauptverfasser: CHANG JU-YEON, BROSNAN SARAH, WANG JEFF, JOHNSON BRIAN, HAINS ALEXANDER W
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:A chemical mechanical polishing composition for polishing a substrate having a silica material, comprising, consisting of, or consisting essentially of: a liquid carrier; cubic ceria abrasive particles dispersed in the liquid carrier; a self-stopping agent; and a cationic polymer. 用于抛光具有硅氧材料的基板的化学机械抛光组合物,其包含以下、由以下组成或基本上由以下组成:液体载剂;立方形铈土研磨剂颗粒,其分散于该液体载剂中;自停止剂;及阳离子聚合物。