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聚氧化乙烯-蒙脱土复合聚合物电解质室温电导率的研究
引用本文:李冰,王继库,林海云.聚氧化乙烯-蒙脱土复合聚合物电解质室温电导率的研究[J].辽宁化工,2006,35(7):379-381,403.
作者姓名:李冰  王继库  林海云
作者单位:沈阳化工学院材料学院,辽宁,沈阳,110142
摘    要:采用溶液浇铸法对蒙脱土与聚氧乙烯、LiClO4进行复合制备了聚合物电解质膜。用X射线衍射对蒙脱土及电解质膜进行了结构表征。采用交流阻抗法对复合型电解质膜的离子电导率进行了测试。结果表明:一定量的蒙脱土可以使(PEO)16LiClO4的离子电导率提高几倍。蒙脱土对基体离子电导率提高程度的不同取决于蒙脱土的含量。

关 键 词:聚合物电解质  嵌入型材料  PEO
文章编号:1004-0935(2006)07-0379-04
收稿时间:2006-02-26
修稿时间:2006-02-26

Study on the Room Temperature Conductivity of PEO- montmorillonite Composite Polymer Electrolyte
LI Bing,WANG Ji-ku,LIN Hai-yun.Study on the Room Temperature Conductivity of PEO- montmorillonite Composite Polymer Electrolyte[J].Liaoning Chemical Industry,2006,35(7):379-381,403.
Authors:LI Bing  WANG Ji-ku  LIN Hai-yun
Affiliation:School of Material Science, Shenyang Institute of Chemical Technology, Shenyang 110142, China
Abstract:Composite polymer electrolytes were prepared with solvent casting technique to form complex montmorillonite with LiClO_4 and PEO(polyethylene oxide). The structure of montmorillonite and electrolyte films was characterized by X-ray diffraction.The ionic conductivities were measured by AC impedance analysis.The results indicate that the addition of a certain amount of montmorillonite enhances the ionic conductivity of(PEO)_(16)LiClO_4 electrolyte by several times. The difference in enhancement of conductivity can be attributed to the difference in amount of montmorillonite in the samples.
Keywords:Polymer electrolyte  Intercalation material  PEO
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