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    • 1. 发明申请
    • COPOLYMER OF OLEFIN AND CONJUGATED DIENE, AND PROCESS FOR PRODUCING THE SAME
    • 烯烃和偶联二烯的共聚物及其生产方法
    • US20120059135A1
    • 2012-03-08
    • US13260237
    • 2010-03-30
    • Kenji MichiueSei-ichi IshiiMakoto MitaniTakeshi Karino
    • Kenji MichiueSei-ichi IshiiMakoto MitaniTakeshi Karino
    • C08F4/76C08F236/06
    • C08F210/02C08F4/65908C08F4/65912C08F10/00C08F36/04C08F2420/02C08F4/6592C08F236/06C08F2500/03C08F2500/20C08F4/65904C08F4/65927C08F4/64113
    • An object of the invention is to provide copolymers which have a double bond in a side chain and are substantially free of unsaturated bonds in the main chain, copolymers which have a cyclic structure and are substantially free of unsaturated bonds in the main chain, and processes for economically synthesizing these copolymers.A copolymer of the invention is obtained by copolymerizing at least ethylene and a conjugated diene. In the copolymer, structural units derived from the conjugated diene represent 1 to 90 mol %. Structural units resulting from 1,2-addition of the conjugated diene and having a side-chain double bond represent 0 to 90 mol %, structural units resulting from 1,4-addition of the conjugated diene represent 0 to 3 mol %, structural units resulting from 1,3-addition of the conjugated diene represent 0 to 3 mol %, and the total of structural units resulting from 1,2-addition of the conjugated diene and having a 1,2-cyclopropane skeleton and structural units resulting from 1,2-addition of the conjugated diene and having a 1,2-cyclopentane skeleton represent 4 to 100 mol %.
    • 本发明的目的是提供在侧链中具有双键并且在主链中基本上不含不饱和键的共聚物,具有环状结构且在主链中基本上不含不饱和键的共聚物,和 用于经济地合成这些共聚物。 至少乙烯和共轭二烯共聚得到本发明的共聚物。 在共聚物中,衍生自共轭二烯的结构单元表示1〜90摩尔%。 由共轭二烯的1,2-加成而具有侧链双键的结构单元表示0〜90摩尔%,由共轭二烯的1,4-加成得到的结构单元为0〜3摩尔%,结构单元 由共轭二烯的1,3-加成得到的共轭二烯的含量为0〜3摩尔%,1,2-共轭二烯的1,2-加成结构单元和1,2-环丙烷骨架的结构单元总和由1 共轭二烯的2-加成1,2-环戊烷骨架为4〜100摩尔%。