Copolymerization of butadiene and styrene initiated by lithiohexamethyleneimine

Zhang Chunqing（College of Chemical Engineering, Dalian University of Technology, Dalian 116012, China）　
Liu Shaoyu（College of Chemical Engineering, Dalian University of Technology, Dalian 116012, China）　
Liu Lian（College of Chemical Engineering, Dalian University of Technology, Dalian 116012, China）　
Liao Mingyi（College of Chemical Engineering, Dalian University of Technology, Dalian 116012, China）　
Wang Yurong（College of Chemical Engineering, Dalian University of Technology, Dalian 116012, China）　

六亚甲基亚氨基锂引发的丁二烯和苯乙烯的共聚合

张春庆　 刘少玉　 刘炼　 廖明义　 王玉荣　

摘　要：研究了以六亚甲基亚氨基锂为引发剂,N,N,N′,N′-四甲基乙二胺(TMEDA)为调节剂,环己烷为溶剂的丁二烯和苯乙烯的共聚合.结果表明,随着TMEDA用量的增加,聚合反应速率加快,丁二烯-苯乙烯共聚物的无规化程度提高.在相同的TMEDA用量下,聚合反应速率与用正丁基锂作引发剂时大致相等.
关键词：丁二烯;苯乙烯;溶液聚合;六亚甲基亚氨基锂

References：

［1］Morita K, Nakayama A, Ozawa Y,et al. Anionic polymerization of dienes using lithiumamide initiator prepared by in-situ preparation[J]. Polymer Preprints, 1996,37 ( 2 ) :700
［2］Wang Jun. Study on gel inhibiting system in solution styrene and butadiene copolymerization [ D ]. Dalian: Dalian University of Technology, 1999

Manuscript Received：2004年5月17日

Published：2004年9月15日