COMPOSITES OF ELECTRONICALLY CONDUCTIVE POLYANILINE WITH POLYACRYLATE-SILICA HYBRID SOL-GEL MATERIALS

被引:122
作者
WEI, Y [1 ]
YEH, JM [1 ]
JIN, DL [1 ]
JIA, XR [1 ]
WANG, JG [1 ]
JANG, GW [1 ]
CHEN, CC [1 ]
GUMBS, RW [1 ]
机构
[1] GUMBS ASSOCIATES INC,E BRUNSWICK,NJ 08816
关键词
D O I
10.1021/cm00053a024
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
A series of new composite materials that consist of electronically conducting polyaniline and polyacrylate-silica hybrid sol-gel network have been prepared via the sol-gel reactions of the precursor polymer, poly[methyl methacrylate-co-3-(trimethoxysilyl)propyl methacrylate], in the presence of camphorsulfonic acid-doped polyaniline in m-cresol solution. These materials as coatings can be tailored by varying the composition to have an excellent adhesion to inorganic substrates such as silica glass and indium-tin oxide and a reasonably high conductivity. The adhesion and durability of the new composites as the electroactive coatings on indium-tin oxide electrode are much superior to those of the conventional polyaniline system under repeated electric potential cycling conditions. The modulus of the composite films was also found to be relatively greater than that of the polyaniline films.
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页码:969 / 974
页数:6
相关论文
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