以化学氧化法合成了聚(3,4-乙烯二氧噻吩)(PEDOT)水分散体,通过气相色谱法测定了EDOT聚合转化率,研究了聚合温度、模板及掺杂剂、氧化剂、催化剂等因素对EDOT聚合动力学的影响.结果表明:温度越高,聚合速率越快,但导电性能变差.在以过硫酸铵为氧化剂、硫酸铁为催化剂时,两者用量越多,EDOT聚合速率越快,硫酸铁合适的用量为2‰.模板用量越多,EDOT聚合速率越慢；EDOT在以乙烯基苯磺酸钠与丙烯酸酯共聚物为模板中的聚合速率大于以聚苯乙烯磺酸钠(PSS)为模板中的聚合速率.以共聚物为模板所制得的PEDOT水分散体,其成膜性能得到明显提高.
参考文献
| [1] | Kirchmeyer S;Reuter K .Scientific importance, properties and growing applications of poly( 3,4-ethylenedioxythiophene)[J].Journal of Materials Chemistry: An Interdisciplinary Journal dealing with Synthesis, Structures, Properties and Applications of Materials, Particulary Those Associated with Advanced Technology,2005(21):2077-2088. |
| [2] | Wu, C.-H.;Don, T.-M.;Chiu, W.-Y. .Characterization and conversion determination of stable PEDOT latex nanoparticles synthesized by emulsion polymerization[J].Polymer: The International Journal for the Science and Technology of Polymers,2011(6):1375-1384. |
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