橡胶技术网

合成橡胶工业
CHINA SYNTHETIC RUBBER INDUSTRY
2003 Vol.26 No.3 P.173

橡胶技术网

Synthesis and characterization of dilithium oligomer of isoprene

Han BingyongKey Laboratory of Science and Technology of Controllable Chemical Reactions, Ministry of Education, Beijing University of Chemical Technology, Beijing 100029, China) 
Zhang XingyingKey Laboratory of Science and Technology of Controllable Chemical Reactions, Ministry of Education, Beijing University of Chemical Technology, Beijing 100029, China) 

异戊二烯齐聚短链双官能度负离子引发剂的合成及表征

韩丙勇  张兴英 

摘 要:采用异戊二烯与金属锂在环己烷和四氢呋喃中直接反应制备了负离子聚合用双官能度有机锂引发剂,它是异戊二烯的齐聚物.该齐聚物相对分子质量分布窄,聚合度可控.引发剂浓度能够在0.2~1.2 mol/L调节.四氢呋喃与活性种摩尔比为4~6.
关键词:异戊二烯;金属锂;负离子聚合;齐聚物;双官能度引发剂
CLC Number:TQ33 Document ID:A

Author Resume:Han Bingyong, associate professor, doctor.
Author Unit:韩丙勇(北京化工大学,可控化学反应科学与技术基础教育部重点实验室,北京,100029) 
     张兴英(北京化工大学,可控化学反应科学与技术基础教育部重点实验室,北京,100029) 

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[4]Li Chuanqing, Ren Xiaolan, Lu Song, et al. China Synthetic Rubber Industry, 1999, 22 (4): 240
[5]Han Bingyong, Zhang Xingying, Jin Guantai. ZL 01 136 233.2


Manuscript Received:2003年1月6日

Published:2003年5月15日