Lithium ion conduction in plasticized PMMA-PVdF polymer blend electrolytes

被引:70
作者
Rajendran, S [1 ]
Mahendran, O
Kannan, R
机构
[1] Alagappa Univ, Dept Phys, Karaikkudi 630003, Tamil Nadu, India
[2] Saraswathi Narayanan Coll, Madurai 22, Tamil Nadu, India
关键词
polymer electrolytes; XRD; FT-IR; impedance studies;
D O I
10.1016/S0254-0584(01)00400-X
中图分类号
T [工业技术];
学科分类号
08 [工学];
摘要
Polymer electrolyte membranes comprising poly(vinylidene fluoride) (PVdF), poly(methylmethacrylate) (PMMA), LiClO4 and DMP were prepared. Structural characterization was carried out on the polymer electrolyte thin film using XRD. The complex formation of polymer and salt has been confirmed by XRD and FT-IR spectral studies. The ac conductivity studies were performed to evaluate the ambient temperature conductivity of the polymer electrolyte membranes. The influence of blend compositions on the ionic conductivity was discussed. The maximum conductivity for PMMA (7.5)-PVdF (17.5)-LiClO4 (8)-DMP (67) system is found to be 4.2 x 10(-3) S cm(-1) at 303 K. (C) 2002 Elsevier Science B.V All rights reserved.
引用
收藏
页码:52 / 57
页数:6
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