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    • 20. 发明申请
    • ADHESIVE FILM, PRODUCTION METHOD OF SHAPED BODY
    • 胶粘膜,成型体的生产方法
    • WO2009018253A1
    • 2009-02-05
    • PCT/US2008/071428
    • 2008-07-29
    • 3M INNOVATIVE PROPERTIES COMPANYTAKAMATSU, YorinobuWAKAMATSU, Hiroki
    • TAKAMATSU, YorinobuWAKAMATSU, Hiroki
    • C09J7/02
    • C09J5/06C09J7/385C09J2433/00Y10T428/2848Y10T428/2887
    • An adhesive film comprising a substrate and an adhesive layer on said substrate, said adhesive layer comprising: (A) a carboxyl group-containing (meth)acrylate polymer having a glass transition temperature (Tg) of 25 C or lower, said carboxyl group-containing (meth)acrylate polymer having a percent number of repeating units of 4.0 to 25% based on the total number of repeating units of the (meth)acrylate polymer; and (B) an amino group-containing (meth)acrylate polymer having a glass transition temperature (Tg) of 75 C or higher, said amino group-containing (meth)acrylate polymer having a percent number of amino group-containing repeating units of 3.5 to 15% based on the total number of repeating units of the (meth)acrylate polymer, wherein the ratio by weight of said component (A) to said component (B) is from 62:38 to 75:25.
    • 1.一种胶粘剂薄膜,其特征在于,在所述基材上具有基材和粘合剂层,所述粘合剂层包含:(A)玻璃化转变温度(Tg)为25℃以下的含羧基的(甲基)丙烯酸酯聚合物, (甲基)丙烯酸酯聚合物的重复单元的总重复数为4.0〜25重量%的含(甲基)丙烯酸酯聚合物; 和(B)具有玻璃化转变温度(Tg)为75℃以上的含氨基的(甲基)丙烯酸酯聚合物,所述含氨基的(甲基)丙烯酸酯聚合物的氨基重复单元的数量为 基于(甲基)丙烯酸酯聚合物的重复单元的总数的3.5至15%,其中所述组分(A)与所述组分(B)的重量比为62:38至75:25。