锂离子电池电极材料SEI膜的研究概况  

Research survey on SEI film for electrode material of lithium ion batteries

作　　者：王坤[1] 赵洪[1] 刘大凡[1] 安峰[1] 张玥[1] 张晓行[1] 

机构地区：[1]中海油天津化工研究设计院,天津300131

出　　处：《无机盐工业》2013年第10期56-59,共4页Inorganic Chemicals Industry

基　　金：天津市自然科学基金资助项目(11JCYBJC08000)

摘　　要：综述了锂离子电池电极材料表面的"固体电解质界面膜"(SEI膜)的成膜机理及研究概况,并分析了电解液、温度和电流密度对SEI膜形成过程的影响;在此基础上,对SEI膜的改性(主要包括电极材料的改性和添加电解液添加剂)进行了分析,认为SEI膜的研究将对电极材料和电解液添加剂的改进研究产生重要影响。The research survey and formation principle of solid electrolyte interface （SEI） fihn applied on the surface of elec- trode material of lithium ion batteries were summarized.The effects of electrolyte, temperature, and current density on the es- tablishment process of SEI film were analyzed.On the basis of that the modification （mainly including the modification of electrode material and adding electrolyte additive） of SEI were also discussed.It＇s believed that the research of SEI film will have an important influence on the improvement research of electrode materials and electrolyte additive.

关 键 词：锂离子电池 电极材料 SEI膜 

分 类 号：TQ131.11[化学工程—无机化工]