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    • 5. 发明授权
    • Grafting reaction product and method for producing the same
    • 接枝反应产物及其制备方法
    • US5656681A
    • 1997-08-12
    • US471493
    • 1995-06-06
    • Toshiyuki ShimizuShinya HigashiuraMinoru WadaHideki TanakaMasakatsu Ohguchi
    • Toshiyuki ShimizuShinya HigashiuraMinoru WadaHideki TanakaMasakatsu Ohguchi
    • C08F283/00C08F283/01C08F283/02C09D155/00
    • C08F283/006C08F283/01C08F283/02
    • The grafting reaction product of the present invention includes a main chain having a polymer selected from one of a polyester and a polyester polyurethane consisting mainly of the polyester, the polyester containing 60 mole % or more of an aromatic dicarboxylic acid for the amount of the total carboxylic acids. The grafting reaction product further includes a plurality of side chains which are polymers of radical polymerizable monomers, said radical polymerizable monomers having at least 30% by weight of the combination of at least one electron accepting monomers (A) having an e value of 0.9 or more and at least one electron donative monomers (B) having an e value of -0.6 or less for the amount of the total radical polymerizable monomers, and at least 10% by weight of an aromatic radical polymerizable monomer for the amount of the total radical polymerizable monomers. According to the present invention, the plurality of side chains are grafted into the main chain to form the grafting reaction product.
    • 本发明的接枝反应产物包括主链,其具有选自聚酯和主要由聚酯组成的聚酯聚氨酯中的一种的聚合物,所述聚酯含有60mol%或更多的芳族二羧酸的总量 羧酸。 接枝反应产物还包括多个侧链,其是可自由基聚合的单体的聚合物,所述可自由基聚合的单体具有至少一种电子接受单体(A)的组合的至少30重量%,其e值为0.9或 更多和至少一种电子供体单体(B)对于总自由基可聚合单体的量具有-0.6或更小的e值,以及至少10重量%的芳族自由基可聚合单体用于总自由基的量 可聚合单体。 根据本发明,多个侧链被接枝到主链中以形成接枝反应产物。