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发明名称
研磨用浆料
摘要
本发明之目的在于提供一种研磨用浆料,其可降低作为被研磨物之半导体晶圆之凹陷或磨蚀。该研磨用浆料含有氧化剂,且含有气相二氧化矽以及胶体二氧化矽作为两种以上之研磨砥粒,根据气相二氧化矽与胶体二氧化矽之混合比,可调整钨等金属膜之研磨率与SiO2等绝缘膜(氧化膜)之研磨率的比(选择比),且可降低凹陷或磨蚀。
申请公布号
TW200639242
申请公布日期
2006.11.16
申请号
TW095100562
申请日期
2006.01.05
申请人
霓塔哈斯股份有限公司
发明人
太田庆治;森冈善隆;田中利香;新田浩士
分类号
C09K3/14(2006.01);B24B37/00(2006.01);H01L21/304(2006.01)
主分类号
C09K3/14(2006.01)
代理机构
代理人
陈长文
主权项
地址
日本
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