申请人:Zeon Corporation
公开号:EP3026069A1
公开(公告)日:2016-06-01
The invention provides a polymerization initiator for producing a conjugated diene polymer by living radical polymerization comprising a halogenocyclopentadienyl triorganophosphine η2-olefin ruthenium complex represented by formula (6)
wherein
R11, R12, R13 and R14 each represent a hydrogen atom, a cyano group, a carbonyl group represented by formula (7), an amide group represented by formula (9), a nitro group, or a halogen atom, with the proviso that at least two of R11, R12, R13 and R14 are not a hydrogen atom;
R15 represents a chlorine atom, a bromine atom or an iodine atom;
R16, R17 and R18 each represent an optionally substituted organic group having 1 to 10 carbon atoms; R16, R17 and R18 may be the same as or different from each other; and
L represents an optionally substituted cyclopentadienyl ring;
wherein Y4 represents a hydrogen atom or an optionally substituted hydrocarbon group having 1 to 10 carbon atoms;
wherein Y6 and Y7 each represent a hydrogen atom or an optionally substituted hydrocarbon group having 1 to 10 carbon atoms.
本发明提供了一种通过活自由基聚合生产共轭二烯聚合物的聚合引发剂,该引发剂由卤素环戊二烯三有机膦η2-烯烃钌络合物组成,其钌络合物由式(6)表示
其中
R11、R12、R13 和 R14 各自代表氢原子、氰基、式 (7) 所代表的羰基、式 (9) 所代表的酰胺基、硝基或卤素原子,但 R11、R12、R13 和 R14 中至少有两个不是氢原子;
R15 代表氯原子、溴原子或碘原子;
R16、R17 和 R18 分别代表具有 1 至 10 个碳原子的任选取代的有机基团;R16、R17 和 R18 可以彼此相同或不同;以及
L 代表任选取代的环戊二烯环;
其中 Y4 代表氢原子或具有 1 至 10 个碳原子的任选取代的烃基;
其中 Y6 和 Y7 分别代表氢原子或具有 1 至 10 个碳原子的任选取代的烃基。