发明名称 POLISHING PAD, POLISHING DEVICE, AND POLISHING METHOD
摘要 <p>A polishing pad capable of easily removing polished matter from the surface thereof after polishing, reducing the consumption of polishing fluid used for the polishing, and lowering the production cost thereof, wherein a plurality of elongated holes (11) passing through a first polishing pad (1) in thickness direction are provided in the first polishing pad (1) for polishing the polished matter, the elongated holes (11) are desirably formed so that the lengths thereof in longitudinal direction are 20 mm or shorter and the pitches thereof in lateral direction are less than 100 mm, and small holes (unshown) may be provided in the first polishing pad (1) in addition to the elongated holes (11).</p>
申请公布号 WO2003067641(P1) 申请公布日期 2003.08.14
申请号 JP2003001305 申请日期 2003.02.07
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