Solid-state protonation and electrical conductivity of polyaniline

被引:143
作者
Stejskal, J [1 ]
Sapurina, I
Trchova, M
Prokes, J
Krivka, I
Tobolkova, E
机构
[1] Acad Sci Czech Republ, Inst Macromol Chem, CR-16206 Prague 6, Czech Republic
[2] Charles Univ, Fac Math & Phys, CR-18000 Prague, Czech Republic
[3] Charles Univ, Fac Math & Phys, CR-12116 Prague 2, Czech Republic
关键词
D O I
10.1021/ma970823h
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
Polyaniline base was protonated by blending with camphorsulfonic and picric acids in the solid state. The electrical conductivity of the equimolar mixture was more than 10(7) times higher compared with the conductivity of components used for blending. The electrical conductivity still increased several times after heating of mixtures to 85 degrees C. The protonation is reflected by the changes in the infrared spectra. The dependences of the electrical conductivity on the composition of blends differ for the partly protonated polyaniline and mixtures of protonated polyaniline with an excess acid.
引用
收藏
页码:2218 / 2222
页数:5
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