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    • 4. 发明公开
    • Diene polymers and copolymers having an alkoxysilane group
    • Dienpolymere和Diencopolymere mit einer Alkoxysilangruppe
    • EP1199313A2
    • 2002-04-24
    • EP01130207.2
    • 1994-12-29
    • Bridgestone Corporation
    • Shimizu, Takashi
    • C08C19/44
    • C08L19/006C08C19/44C08F36/04C08F4/48C08F4/08
    • The present invention provides a process for preparing a conjugated diene/vinyl aromatic hydrocarbon random copolymer or intermediate random copolymer whose vinyl aromatic hydrocarbon units are between random and block distribution, characterized by the steps of:

      (a) (co)polymerizing a conjugated diene hydrocarbon monomer and a vinyl aromatic hydrocarbon with an organic lithium initiator without a nitrogen atom, obtaining a conjugated diene/vinyl aromatic hydrocarbon copolymer having a lithium active end; and
      (b) adding at least one silane compound selected from an alkoxysilane compound having an epoxy group, an aryloxysilane compound having an epoxy group, an aralkyloxysilane compound having an epoxy group, to the copolymer obtained in step (a).
    • 本发明提供一种制备共轭二烯/乙烯基芳族烃无规共聚物或中间无规共聚物的方法,其中乙烯基芳烃单元为无规和嵌段分布,其特征在于以下步骤:(a)(共)聚合共轭二烯烃 单体和乙烯基芳烃与无氮原子的有机锂引发剂,得到具有锂活性末端的共轭二烯/乙烯基芳族烃共聚物; 和(b)在步骤(a)中得到的共聚物中加入至少一种选自具有环氧基的烷氧基硅烷化合物,具有环氧基的芳氧基硅烷化合物,具有环氧基的芳烷氧基硅烷化合物的硅烷化合物。