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    • 84. 发明授权
    • Polymers suitable as binders
    • 聚合物适合作为粘合剂
    • US5389705A
    • 1995-02-14
    • US102756
    • 1993-08-06
    • Klaus HuemkeHelmut FobbeKonrad Knoll
    • Klaus HuemkeHelmut FobbeKonrad Knoll
    • C08G18/28C08G18/32C08G18/38C08G18/62C08G59/50C08G59/54C08L63/00C09D5/44C09D163/00C08J3/00C08K3/20
    • C09D163/00
    • Novel polymers which are suitable as binders are obtainable by reacting(A) a base resin which has an average molecular weight M.sub.w of from 200 to 5,000 and contains on average from 1 to 3 epoxy or isocyanato groups as the reactive groups per moleculewith(B) a mixture of(B1) 5 to 50% by weight of polyisobutylene which is terminated with primary amino groups and has an average molecular weight M.sub.w of from 500 to 5,000 and(B2) 5-95% by weight of an amidoamine which carries primary amino groups and is obtainable by condensation of diprimary diamines of 2 to 20 carbon atoms with aliphatic C.sub.2 -C.sub.44 -dicarboxylic acids,the amounts being such that from 1 to 5 equivalents of primary amino groups of (B) are present per equivalent of reactive groups of (A).
    • 适合作为粘合剂的新型聚合物可以通过使(A)平均分子量&Upbar&Mw为200〜5,000的基础树脂与平均1〜3个环氧基或异氰酸酯基作为每分子的反应性基团反应,得到( B)5〜50重量%的以伯氨基封端的聚异丁烯的混合物,其平均分子量> Mw为500〜5,000,(B2)为5-95重量%的酰氨基胺, 携带伯氨基,可通过将2至20个碳原子的二原子二胺与脂肪族C 2 -C 44二羧酸缩合获得,其量相当于每当量的(B)存在1至5当量的(B)伯氨基 (A)的反应性基团。