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发明名称
研磨用组成物及研磨方法
摘要
本发明为提供一种研磨用组成物及使用此研磨用组成物之研磨方法,其可降低使用研磨用组成物进行研磨后之研磨对象物表面之65nm以上大小之LPD数。本发明之研磨用组成物,其特征系研磨用组成物中之钠离子及醋酸离子中任一者之浓度为10ppb以下。或研磨用组成物中之钠离子及醋酸离子之浓度各自为10ppb以下。研磨用组成物以含有羟乙基纤维素般之水溶性高分子、氨般之硷、及胶体二氧化矽般之砥粒为佳。
申请公布号
TW200813206
申请公布日期
2008.03.16
申请号
TW096128008
申请日期
2007.07.31
申请人
福吉米股份有限公司
发明人
野口直人;树神和利;庭野裕
分类号
C09K3/14(2006.01);H01L21/304(2006.01)
主分类号
C09K3/14(2006.01)
代理机构
代理人
林志刚
主权项
地址
日本
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