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    • 9. 发明公开
    • COMPOSITION, LAMINATED STRUCTURE, AND LAMINATED STRUCTURE PRODUCTION METHOD
    • ZUSAMMENSETZUNG,LAMINATSTRUKTUR UND LAMINATSTRUKTURHERSTELLUNGSVERFAHREN
    • EP2592113A1
    • 2013-05-15
    • EP11803416.4
    • 2011-06-10
    • Sumitomo Chemical Company, Limited
    • NAGANO, MasashiHIGO, Mutsuko
    • C08L23/14B32B27/32C08L23/16C09D123/14C09J123/14
    • C09J123/26C08L23/16C08L51/06C08L2203/16C09J123/14C09J123/20Y10T428/2883
    • A composition can be provided with superior adhesiveness toward adherends, for example, made of plastic (in particular, polypropylene, and the like). The composition includes the following (A) and (B). (A): Polymer (A-1) having structural units derived from propylene and structural units derived from 1-butene, wherein the content of the structural units derived from propylene is 70-99 mol% based on all the structural units of Polymer (A-1), the content of the structural units derived from 1-butene is 1-30 mol% based on all the structural units of Polymer (A-1), and a melting peak is substantially not observed, or, Polymer (A-2) obtained by modification of Polymer (A-1) with an α,β-unsaturated carboxylic acid, (B): Polymer (B-1) having structural units derived from ethylene and structural units derived from propylene, wherein the content of the structural units derived from ethylene is 5-20 mol% based on all the structural units of Polymer (B-1), the content of the structural units derived from propylene is 80-95 mol% based on all the structural units of Polymer (B-1), and a melting peak is observed, or, Polymer (B-2) obtained by modification of Polymer (B-1) with an α,β-unsaturated carboxylic acid.
    • 可以提供组合物对被粘物的优异粘附性,例如由塑料(特别是聚丙烯等)制成。 组合物包括以下(A)和(B)。 (A):具有衍生自丙烯的结构单元的聚合物(A-1)和来自1-丁烯的结构单元,其中衍生自丙烯的结构单元的含量基于聚合物的所有结构单元为70-99mol% A-1)中,基于聚合物(A-1)的全部结构单元,来自1-丁烯的结构单元的含量为1〜30摩尔%,基本上未观察到熔融峰,或者聚合物(A -2)通过用±,β-不饱和羧酸改性聚合物(A-1)获得,(B):具有衍生自乙烯的结构单元的聚合物(B-1)和衍生自丙烯的结构单元,其中 衍生自乙烯的结构单元基于聚合物(B-1)的所有结构单元为5-20mol%,衍生自丙烯的结构单元的含量基于聚合物的所有结构单元为80-95mol% B-1),观察到熔融峰,或通过改性聚合物(B-1)得到的具有±,2-不饱和度的聚合物(B-2) 羧酸。