高性能锂离子电池隔膜的研究进展  

Research Progress on High Performance Separator for Lithium-ion Batteries

作　　者：郑怡磊[1] 吴于松[1] 许远远[1] 刘一凡[1] 朱伟伟[1] 方敏[1] Zheng Yilei;Wu Yusong;Xu Yuanyuan;Liu Yifan;Zhu Weiwei;Fang Min(Sinochem Lantian Co.,Ltd.,Zhejiang Research Institute of Chemical Industry Co.,Ltd.,Hangzhou 310023,China)

机构地区：[1]中化蓝天集团有限公司,浙江省化工研究院有限公司,浙江杭州310023

出　　处：《有机氟工业》2018年第4期21-26,57,共7页Organo-Fluorine Industry

基　　金：浙江省属科研院所扶持专项(2018F10049)

摘　　要：隔膜作为锂离子电池的四大关键材料之一,其选择和使用显著影响着锂电池的电化学性能和安全性能。综述了锂离子电池隔膜的结构与性能、传统聚烯烃隔膜存在的缺陷以及高性能隔膜的改性方法,详细介绍了涂覆改性复合隔膜最新的研究进展,重点指出了聚偏氟乙烯及其共聚物在隔膜涂层改性技术中的应用。最后,对锂离子电池隔膜未来的发展方向作了展望。As an indispensable material for making lithium-ion batteries,the choice and usage of separator have a significant impact on the electrochemical performance and safety of lithium-ion batteries.The structure and properties of separator,the defects of traditional polyolefin separator and the modification methods of high performance separator were reviewed in this paper.The latest research on coating modified separator was introduced in detail,and the application of poly(vinylidene fluoride)and its copolymers in the coating modification of separator was emphasized.Finally,the development trend and prospect of separator were brought out.

关 键 词：锂离子电池 隔膜 改性 涂覆 聚合物 陶瓷 聚偏氟乙烯 

分 类 号：TM912[电气工程—电力电子与电力传动]