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    • 43. 发明授权
    • Dicing tape-integrated film for semiconductor back surface
    • 用于半导体背面的切割胶带一体化膜
    • US08703584B2
    • 2014-04-22
    • US12789878
    • 2010-05-28
    • Sadahito MisumiNaohide Takamoto
    • Sadahito MisumiNaohide Takamoto
    • H01L21/00
    • H01L21/67132H01L2224/16225H01L2924/00011H01L2924/00014Y10T428/2848H01L2224/0401
    • The present invention provides a dicing tape-integrated film for semiconductor back surface, which includes: a dicing tape including a base material and a pressure-sensitive adhesive layer provided on the base material; and a film for flip chip type semiconductor back surface provided on the pressure-sensitive adhesive layer, in which the film for flip chip type semiconductor back surface has a multilayered structure including a wafer adhesion layer and a laser mark layer, the wafer adhesion layer is formed of a resin composition containing a thermosetting resin component and, as an optional component, a thermoplastic resin component in an amount of less than 30% by weight relative to the whole amount of resin components, and the laser mark layer is formed of a resin composition containing a thermoplastic resin component in an amount of 30% by weight or more relative to the whole amount of resin components and, as an optional component, a thermosetting resin component.
    • 本发明提供一种半导体背面用切割带一体膜,其特征在于,包括:基材的切割带和设置在基材上的粘合剂层; 以及设置在压敏粘合剂层上的倒装芯片型半导体背表面的薄膜,其中倒装芯片型半导体背表面膜具有包括晶片粘合层和激光标记层的多层结构,晶片粘附层为 由含有热固性树脂组分的树脂组合物和相对于树脂组分的总量小于30重量%的热塑性树脂组分作为任选组分形成,激光标记层由树脂形成 含有相对于树脂成分的总量为30重量%以上的热塑性树脂成分的组合物,作为任意成分的热硬化性树脂成分。