Nanoscaled polyaniline fibers prepared by ferric chloride as an oxidant

被引:137
作者
Zhang, LJ
Wan, MX [1 ]
Wei, Y
机构
[1] Chinese Acad Sci, Inst Chem, Beijing 100080, Peoples R China
[2] Drexel Univ, Dept Chem, Ctr Adv Polymers & Mat Chem, Philadelphia, PA 19104 USA
关键词
ammonium persulfate; ferric hydrochloride; nanofibers; polyaniline; template-free method;
D O I
10.1002/marc.200500760
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
Nanoscaled polyaniline (PANT) fibers with 1730 nm in diameter were successfully prepared by oxidation polymerization using ferric hydrochloride (FeCl3 center dot 6H(2)O) as an oxidant in the presence of p-toluenesulfonic acid (p-TSA), beta-naphthalenesulfonic acid (beta-NSA), and camphorsulfonic acid (CSA) as the dopants. The resulting nanofibers show smaller diameter, higher crystallinity and conductivity (10(-1) S center dot cm(-1)) compared with the nanofibers oxidized by ammonium persulfate (APS), which may be due to the lower oxidation/reduction potential of FeCl3.
引用
收藏
页码:366 / 371
页数:6
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