A porous polymer electrolyte based on P(VDF-HFP) prepared by a simple phase separation process

G. C. Li, P. Zhang, H. P. Zhang, L. C. Yang, Y. P. Wu

科研成果: 期刊稿件文章同行评审

73 引用 (Scopus)

摘要

A polymer electrolyte with interconnected pores based on poly(vinylidene difluoride-co-hexafluoropropylene) [P(VDF-HFP)] copolymer was prepared by a simple phase separation process using water as both non-solvent and pore inducer. The prepared porous membrane was characterized by SEM, XRD and DSC. With a narrow pore size distribution and low crystallinity, the resulting polymer electrolyte shows a high ionic conductivity up to 1.76 × 10-3 S cm-1 at room temperature and exhibits low apparent activation energy of 10.35 kJ mol-1 for the transportation of ions. Its low cost and environmentally friendliness provide great promise for the practical application in polymer lithium-ion batteries.

源语言英语
页(从-至)1883-1885
页数3
期刊Electrochemistry Communications
10
12
DOI
出版状态已出版 - 12月 2008
已对外发布

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