Study and fabrication of lithium ion batteries using tris (methoxypolyethyleneglycol) aluminate esters as plasticizer for polymer electrolyte

Feng Cai, Xiang Zuo, Long Wang, Wei Zhai, Xiao Ming Liu, Hui Yang, Yu Jun Shi

科研成果: 期刊稿件文章同行评审

摘要

A novel comb-like copolymer electrolyte was designed by co-polymerizing of two macro-monomers: methoxy-poly (ethylene glycol) methacrylate (MPEGM) and hexadecal-poly (ethylene glycol) methacrylate (HPEGM), tris (methoxypolyethyleneglycol) aluminate ester (MPEG-Al ester), Li-salt (LiClO4). Performances of the polymer electrolytes were studied by FT-IR, DSC and alternating current (AC) impedance and so on. The results showed that P (MPEGM-HPEGM) had been formed and the motion of PEO chains had been improved. The polymer electrolytes possessed excellent thermal stability and electrochemical stability. And when the weight ratio of MPEGM to HPEGM to MPEG7-Al ester was 4:1:5, the maximum ionic conductivity value reached 0.43 × 10-3S/cm with n (Li+): n (EO) =1:20 at 30°C.

源语言英语
页(从-至)2844-2848
页数5
期刊Gongneng Cailiao/Journal of Functional Materials
44
19
DOI
出版状态已出版 - 2013

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