发明名称 Method for cutting a wafer using a protection sheet
摘要 The method for dicing a wafer comprising the steps of: reducing a thickness of a wafer to at least 0.1 mm or less; forming a protection sheet tightly on one side of the wafer, the protection sheet having a Vickers hardness of 2 or more; and dicing the wafer by a grindstone, the wafer having the protection sheet thereon.
申请公布号 US2006189100(A1) 申请公布日期 2006.08.24
申请号 US20050271740 申请日期 2005.11.14
申请人 TDK CORPORATION 发明人 ISHIZUKA MASAHARU
分类号 H01L21/78 主分类号 H01L21/78
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