Ion conductivity of novel polyelectrolyte gels for secondary lithium-ion polymer batteries

被引:53
作者
Travas-Sejdic, J [1 ]
Steiner, R [1 ]
Desilvestro, J [1 ]
Pickering, P [1 ]
机构
[1] Pacific Lithium Ltd, Auckland, New Zealand
关键词
single-ion conductor; polyelectrolyte; ionic conductivity; lithium polymer battery;
D O I
10.1016/S0013-4686(00)00740-4
中图分类号
O646 [电化学、电解、磁化学];
学科分类号
081704 ;
摘要
A novel polyelectrolyte gel system, promising for application in secondary polymer lithium batteries, is presented. The gel is a copolymer of N,N-dimethylacryl amide and lithium 2-acrylamido-2-methyl-1-propane sulphonate: chemically cross-linked to form a three-dimensional network. The gel was polymerised in a solvent mixture of N,N-dimethylacetamide and ethylene carbonate. The electrochemical stability of the system was examined. The effects of the monomer composition, polyelectrolyte concentration and temperature on the ionic conductivity were studied and are discussed. (C) 2001 Elsevier Science Ltd. All rights reserved.
引用
收藏
页码:1461 / 1466
页数:6
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