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发明名称
研磨用シリカ添加剤及びそれを用いた方法
摘要
【課題】表面粗さ、スクラッチ性を悪化させること無く、研磨速度に優れた研磨を達成することが出来る研磨用シリカ添加剤、及びそれを含有してなる研磨スラリーを提供する。【解決手段】粒子密度が2.0g/cm3以上、比表面積が20m2/g以上100m2/g以下、粒子径50nm以上の粒子の平均球形度が0.80以上であることを特徴とする研磨用シリカ添加剤。【選択図】なし
申请公布号
JP2017052858(A)
申请公布日期
2017.03.16
申请号
JP20150177226
申请日期
2015.09.09
申请人
デンカ株式会社
发明人
佐々木 修治;新田 純也;堤 厚志;古賀 竜士
分类号
C09K3/14;B24B37/00;H01L21/304
主分类号
C09K3/14
代理机构
代理人
主权项
地址
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