Chunqing ZHANG
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间甲基苯酚钾为调节剂的丁二烯负离子聚合反应
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Indexed by:期刊论文

Date of Publication:2004-03-25

Journal:合成橡胶工业

Included Journals:PKU、ISTIC、CSCD

Volume:27

Issue:2

Page Number:105-105

ISSN No.:1000-1255

Key Words:间甲基苯酚钾;丁二烯;负离子聚合;链转移反应;微观结构

Abstract:在正丁基锂(n-BuLi)/间甲基苯酚钾(m-ROK)/二乙二醇二甲醚/丁二烯/二甲苯的负离子聚合体系中,研究了m-ROK用量对链转移反应、聚丁二烯相对分子质量及微观结构的影响.结果表明,当m-ROK/n-BuLi(摩尔比)小于0.5时,聚丁二烯的特性黏数和相对分子质量迅速下降,链转移次数增加;当m-ROK/n-BuLi(摩尔比)大于0.5时,则不遵循此变化规律.m-ROK的加入明显加宽了聚丁二烯的相对分子质量分布.增加m-ROK用量时,聚丁二烯的微观结构中1,2-结构质量分数下降,顺式-1,4-结构和反式-1,4-结构质量分数增加.

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Associate Professor
Supervisor of Doctorate Candidates
Supervisor of Master's Candidates

Gender:Male

Alma Mater:Dalian University of Technology

Degree:Doctoral Degree

School/Department:Dept. of Polymer Materials

Discipline:Polymer Materials. Polymer Chemistry and Physics. Chemistry and Chemical Engineering of Functional

Business Address:Chemical Experiment Building A303, West Campus

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