发明名称 表面保護部材及びウエーハの加工方法
摘要 PROBLEM TO BE SOLVED: To provide a surface protective member which is easy to remove from the surface of a wafer and eliminates or reduces a remaining paste or adhesive on the surface of a device, and a method for manufacturing a wafer by using the surface protective member.SOLUTION: A surface protective member which protects a surface of a wafer having a device area having a plurality of devices formed on the surface, and a circumference excessive area surrounding the device area, comprises a disk-like base having a recess larger than the device area of the wafer and smaller than a diameter of the wafer on a surface thereof and having a diameter equal to or larger than the diameter of the wafer, and an uneven absorption member disposed in the recess. A plurality of through holes from a bottom of the recess to a rear surface are formed in the disk-like base.
申请公布号 JP6061731(B2) 申请公布日期 2017.01.18
申请号 JP20130040893 申请日期 2013.03.01
申请人 株式会社ディスコ 发明人 樋田 美玲;原 利男
分类号 H01L21/304 主分类号 H01L21/304
代理机构 代理人
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