二氟磷酸锂制备研究进展  

Research Progress on Preparation of Lithium Difluorophosphate

作　　者：张勇耀[1] 陈明炎[1] 吴海锋 赵卫娟[1] 项文勤[1] 沈方烈[1] ZHANG Yong-yao;CHEN Ming-yan;WU Hai-feng;ZHAO Wei-juan;XIANG Wen-qin;SHEN Fang-lie(Zhejiang Research Institute of Chemical Industry Co.,Ltd.,Hangzhou,Zhejiang 310023,China)

机构地区：[1]浙江省化工研究院有限公司,浙江杭州310023

出　　处：《浙江化工》2020年第9期11-15,共5页Zhejiang Chemical Industry

摘　　要：二氟磷酸锂是一种在锂离子电池电解液中具有优异性能表现的功能添加剂,可以在锂离子电池的正负极表面形成低阻抗的界面膜,抑制电极与电解液之间的副反应,提高电池的循环寿命。对近年来二氟磷酸锂的合成工艺研究进展进行了回顾,并对各技术方案的特点进行总结。Lithium difluorophosphate is a functional additive with excellent performance in the electrolyte of lithium ion battery.It can form a low-impedance interface film on the surface of the positive and negative electrodes of lithium ion battery,which suppresses the side reaction between the electrode and the electrolyte,and improves the cycle life of the battery.The synthesis research progress of lithium difluorophosphate was reviewed and the characteristics of each technical solution were summarized.

关 键 词：二氟磷酸锂 六氟磷酸锂 电解液 制备 

分 类 号：TQ131.11[化学工程—无机化工] TM912[电气工程—电力电子与电力传动]