甲基丙烯酸甲酯原子转移自由基聚合  

Polymerization of Methyl Methacrylate with Atom Transfer Radical

作　　者：王国祥[1] 徐晓佩[1] 罗北平[1] 

机构地区：[1]湖南理工学院化学化工学院,湖南省岳阳市414006

出　　处：《石化技术》2012年第1期1-3,共3页Petrochemical Industry Technology

摘　　要：采用原子转移自由基聚合的方法 ,以CCl4为引发剂,FeCl3/丁二酸为催化剂,维生素C为还原剂,N,N-二甲基甲酰胺为溶剂,制备了聚甲基丙烯酸甲酯。研究了反应时间、反应温度、引发剂加入量、催化剂加入量和还原剂加入量对聚合的影响。该聚合的最佳反应条件为:引发剂加入量为0.105 mL,还原剂加入量为0.033 g,催化剂FeCl3加入量为0.004 1 g,丁二酸加入量为0.002 2 g。The polymethylmethacrylate was prepared with method of atom transfer radical,carbon tetrachloride as initiator,ferric trichloride(FeCl3)/succinic acid as catalyst system,L-ascorbic acid as reducing agent and N,N-dimethylformamide as solvent.It was investigated that the influence of time,temperature,amount of initiator,catalyst and reducing agent to the polymerization.The optimal reaction conditions for the polymerization was following the initiator of 0.105 mL,reducing agent of 0.033 g,FeCl3 of 0.004 1 g,succinic acid of 0.002 2 g.

关 键 词：原子转移自由基聚合 四氯化碳 聚甲基丙烯酸甲酯 

分 类 号：TQ316.322[化学工程—高聚物工业]