Indexed by:期刊论文
Date of Publication:1999-03-30
Journal:弹性体
Issue:01
Page Number:14-16
ISSN No.:1005-3174
Key Words:丁二烯－苯乙烯共聚合;负离子共聚合;二乙二醇二甲醚;四氯化锡;己二酸二乙酯;偶联反应
Abstract:以ｎＢｕＬｉ为引发剂，二乙二醇二甲醚（２Ｇ）作为结构调节剂，在丁二烯－苯乙烯负离子共聚体系中加入ＳｎＣｌ４或己二酸二乙酯（ＤＥＡＰ）进行偶联反应，研究了２Ｇ用量、不同聚合反应温度、偶联反应温度、偶联反应时间及共聚物不同链末端结构对偶联反应的影响。结果表明，随着２Ｇ添加量的增加、聚合反应温度及偶联反应温度的提高，存在偶联反应效率下降的趋势。在相同条件下ＳｎＣｌ４的偶联效率高于ＤＥＡＰ，且体系共聚物末端结构对偶联效率无明显影响
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
Contact Information:Tel：+86-411-84986101
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