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Electrical conductivity and thermal properties of poly(m-aminophenyl acetic acid) and its copolymers with aniline

机译:聚(间氨基苯乙酸)及其与苯胺的共聚物的电导率和热性能

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Poly(m-aminophenyl acetic acid) was synthesized under different conditions from the respective monomer, using ammonium persulfate as oxidizing agent in both the presence and the absence of CuCl2 in HCl(aq). Moreover, the copolymers between aniline and m-aminophenyl acetic acid were prepared at several feed mol ratios (f(1)) of aniline. Copper was introduced by the Batch method in the homo- and copolymers of different compositions. The polymers were characterized by FTIR and UV-vis spectroscopy, elemental analysis, thermal analysis, and electrical conductivity. The thermal stability and the content of copper increased as the content of aniline was increased in the copolymers. Moreover, the copolymers showed a high thermal stability; at 400degreesC a weight loss < 10% was observed. The electrical conductivity was increased with a higher content of aniline in the copolymers, achieving semiconduction values. (C) 2003 Wiley Periodicals, Inc. [References: 27]
机译:在存在和不存在HCl(水溶液)的情况下,使用过硫酸铵作为氧化剂,在不同条件下与相应的单体合成聚(间氨基苯基乙酸)。而且,以苯胺的几种进料摩尔比(f(1))制备苯胺和间氨基苯乙酸之间的共聚物。通过间歇法将铜引入不同组成的均聚物和共聚物中。通过FTIR和UV-可见光谱,元素分析,热分析和电导率来表征聚合物。随着共聚物中苯胺含量的增加,热稳定性和铜含量也随之增加。而且,该共聚物显示出高的热稳定性。在400℃下观察到重量损失<10%。随着共聚物中苯胺含量的增加,电导率增加,达到半导体值。 (C)2003 Wiley Periodicals,Inc. [参考:27]

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