Synthesis and characterization of thiophene-substituted N-phenyl maleimide polymers by photoinduced radical polymerization

被引:24
作者
Cianga, L [1 ]
Yagci, Y [1 ]
机构
[1] Istanbul Tech Univ, Dept Chem, TR-80626 Istanbul, Turkey
关键词
photopolymerization; thiophene functional maleimide monomer; electron donor-acceptor complex (EDA);
D O I
10.1002/pola.10182
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
Two types of novel functionalized N-[4-(4'-hydroxyphenyloxycarbonyl)phenyl]maleimide and N-(4-{[2-(3-thienyl)acetyl]oxyphenyl}oxycarbonylphenyl)maleimide (MIThi) were synthesized starting from 4-maleimido benzoic acid. Photoinduced radical homopolymerization of MIThi and its copolymerization with styrene were performed at room temperature to give linear polymers containing pendant thienyl moieties using omega,omega-dimethoxy-omega-phenylacetophenone as an initiator. Copolymers' compositions and the equilibrium constant (K) for electron donor-acceptor complex formation suggest an alternating nature of the copolymerization, The monomer reactivity ratios and Alfrey-Price Q,e values were also determined. The thermal behavior of the new synthesized monomers and polymers was investigated by differential scanning calorimetry and thermogravimetric analysis. (C) 2002 Wiley Periodicals, Inc.
引用
收藏
页码:995 / 1004
页数:10
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