锂离子电池层状正极材料LiMO_2的改性研究  

Research on the modification of the layered cathode materialsLiMO_2 for lithium-ion battery

作　　者：卢雷[1] 吕东生[1] 周豪杰[1] 林志勇 李伟善[1] 

机构地区：[1]华南师范大学化学系,广东广州510631 [2]南昌钢铁有限责任公司,江西南昌330012

出　　处：《电池工业》2006年第1期58-63,共6页Chinese Battery Industry

基　　金：广东省自然科学基金项目(031533);广东重点教师资助项目(Q02088)

摘　　要：综述了锂离子电池层状正极材料LiMO2M(=Co、Ni、Mn)的结构、性能及目前存在的问题,介绍了近几年来LiM O2M(=Co、Ni、Mn)的改性研究进展,并着重探讨了元素掺杂和表面包覆改性对上述材料的结构和电化学性能的影响,对掺杂离子的特点、作用进行了小结。The structure, characteristics and the existent problems of the layered cathode materials Li-CoO2, LiNiO2, LiMnO2 for lithium-ion secondary battery were summarized. The modification of LiCoO2, LiNiO2 and LiMnO2 was reviewed. The influence on structure and electrochemical performance of these materials improved by doping and coating was discussed. And the effect and peculiarity of the doping-ions was summarized.

关 键 词：锂离子电池 层状正极材料 掺杂 包覆 

分 类 号：TM912.9[电气工程—电力电子与电力传动]