3,4-乙撑二氧噻吩及其二聚体的电化学聚合性能研究

The Research on Electrochemical Polymerization of 3,4-Ethylenedioxythiophene and Its Dimer

聚3,4-乙撑二氧噻吩(PEDOT)具有能隙低、电化学掺杂电位低、响应时间短、颜色变化对比度高、稳定性好等优点,是目前国际上有机电致变色材料的研究热点。本文设计合成了3,4-乙撑二氧噻吩二聚体(Bis EDOT),并分别研究了Bis EDOT、3,4-乙撑二氧噻吩(EDOT)的电化学聚合性能,对二者性能进行了系统分析。实验结果表明所得聚合物PEDOT和Pbis EDOT均具有良好的电化学活性和稳定性。

In t his paper, 3,4-ethylenedioxythiophene dimer（Bis EDOT） was synthesized, and the electrochemical polymerization properties of Bis EDOT and 3,4-ethylenedioxythiophene（EDOT） were studied and analyzed systematically.The experimental results show that the obtained polymers PEDOT and Pbis EDOT have good electrochemical activity and stability.