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发明名称
研磨液、貯蔵液及び研磨方法
摘要
【課題】サファイアを速い研磨速度で研磨することができる研磨液を提供すること。【解決手段】平均一次粒径が60〜150nmである少なくとも1種以上の大シリカ、平均一次粒径が40nm以下である少なくとも1種以上の小シリカ、水、及び研磨促進剤を含み、大シリカの含有量(L)を小シリカの含有量(S)で除した値(L/S)が1超であり、研磨促進剤がぬれ性向上剤を含み、pHが7.0〜10.4である、サファイアを含む基体を研磨するための研磨液。【選択図】なし
申请公布号
JP2017008197(A)
申请公布日期
2017.01.12
申请号
JP20150124673
申请日期
2015.06.22
申请人
日立化成株式会社
发明人
井上 恵介;郷 豊
分类号
C09K3/14;B24B37/00;C09G1/02;H01L21/304
主分类号
C09K3/14
代理机构
代理人
主权项
地址
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