POLYMERIZATION OF METHYL-METHACRYLATE USING ISATIN AND BENZOYL PEROXIDE COMBINATION AS PHOTOINITIATOR

被引:7
|
作者
SOM, PK [1 ]
BANERJEE, AN [1 ]
机构
[1] UNIV CALCUTTA,DEPT PLAST & RUBBER TECHNOL,92 APC RD,CALCUTTA 700009,W BENGAL,INDIA
关键词
D O I
10.1016/0014-3057(93)90344-F
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
Photopolymerization of methyl methacrylate in visible light was studied at 40-degrees under N2 using isatin-(benzoyl peroxide) combination as the initiator The photopolymerization by a free radical mechanism and radicals are generated by an initial complexation between the initiator components and the monomer. Kinetic data indicate a low order dependence of R(p) on initiator concentration (initiator exponent <0.5) Initiator-dependent chain termination was significant, with bimolecular termination.
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页码:889 / 892
页数:4
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