IONIC TRANSPORT IN POLY(ETHYLENE OXIDE) (PEO)-LIX POLYMERIC SOLID ELECTROLYTE

被引:50
作者
MUNSHI, MZA
OWENS, BB
机构
[1] Univ of Minnesota, United States
关键词
Electrolytes; Solid - Lithium Compounds - Organometallics--Ionic Conduction - Salts;
D O I
10.1295/polymj.20.577
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
The ionic conductivity behavior of poly(ethylene oxide) complexed with lithium salts was investigated using an a.c. impedance technique. The composition range of the salt was from 0.01 to 0.5 mole fraction. The result showed that anions strongly influence the conductivity behavior of the polymer electrolyte. A simple model is proposed whereby the conductivity decrease at higher salt concentration is due to ion-pair formation. This results in an increase in the activation energy with increasing salt concentration and a reduction in the ionic mobility of Li+ ions.
引用
收藏
页码:577 / 586
页数:10
相关论文
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