SYNTHESIS AND CHARACTERIZATION OF FLUORINATED AZO INITIATORS - APPLICATION TO ANALYSIS OF CHAIN AND REACTION IN RADICAL POLYMERIZATION OF STYRENE

被引:13
作者
BESSIERE, JM [1 ]
BOUTEVIN, B [1 ]
LOUBET, O [1 ]
机构
[1] ECOLE NATL SUPER CHIM MONTPELLIER,CHIM APPL LAB,CNRS,URA 1193,8 RUE ECOLE NORMALE,F-34053 MONTPELLIER 01,FRANCE
关键词
D O I
10.1016/0014-3057(94)00212-6
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
A method for the determination of the recombination disproportionation rate during the polymerization of styrene is described. In this method an ''azo'' initiator used to prepare a perfluorinated polystyrene was first synthesized and characterized (determination of decomposition rate constant and efficiency of initiation). Then, the recombination/disproportionation rate was calculated by comparing the number-average molecular weight (DP(n)) by SEC and the fluorine content in weight of this resulting polystyrene.
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页码:573 / 580
页数:8
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