聚噻吩因其良好的溶解性、高电导率和环境稳定性成为导电高分子研究的热门领域之一.综述了聚噻吩及其衍生物基复合材料的研究进展及其制备方法(原位聚合法、电化学法、插层法、界面聚合法、乳液法和共混法等),介绍了聚噻吩类复合材料在电容器、电致变色和电磁方面的应用前景及现状,指出了聚噻吩及其衍生物基复合材料研究中普遍存在的易脱掺杂、电导率不高和性能不稳定等问题.%Polythiophene have become a hot research field of conductive polymer for its good dissoluble, high conductivity and environmental stability. The preparation methods such as in-situ polymerization, electrochemical polymerization, intercalation polymerization, interfacial polymerization, emulsion polymerization and blending method, as well as research progress of polythiophene and its derivatives composite, are summarized. The future prospects and current situation of application of polythiophene and its derivatives composite in supercapacitor, electrochromism and electromagnetics are introduced. The problems of easy dedoping, low conductivity and stability of performance in the research of polythiophene and its derivatives composite are pointed out.
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