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发明名称
研磨垫及研磨装置
摘要
本发明提供一种研磨垫及研磨装置,可谋求研磨垫之长寿命化以及面内均匀性之提升,且可防止被研磨物贴附到研磨垫。一种研磨垫,其特征在于:具备:板状之垫本体21,以一面为研磨面22、以另一面为支持面23;以及复数之孔部30,系由将该垫本体21自研磨面22贯通至支持面23、且沿着研磨面22之面方向的相异复数方向延设之长孔31复数组合所形成者。
申请公布号
TW200730300
申请公布日期
2007.08.16
申请号
TW095132441
申请日期
2006.09.01
申请人
东芝股份有限公司
发明人
中田政臣
分类号
B24B37/04(2006.01);B24D13/14(2006.01);H01L21/304(2006.01)
主分类号
B24B37/04(2006.01)
代理机构
代理人
陈长文
主权项
地址
日本
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