锂离子电池正极材料磷酸铁锂的研究现状  

Research status of LiFePO_4 cathode material for lithium-ion battery

作　　者：冯哲圣[1] 王焱[1] 杨邦朝[1] 向勇[1] 赖玲庆[1] 

机构地区：[1]电子科技大学电子薄膜与集成器件国家重点实验室,四川成都610054

出　　处：《功能材料》2011年第4期581-584,共4页Journal of Functional Materials

基　　金：总装备部国防预研基金资助项目(9140A12070210DZ02);成都市科技攻关计划资助项目(10GGYB255GX-023)

摘　　要：LiFePO4正极材料具有原料来源广泛、比容量高、工作电压适中、循环性能好和电化学性能稳定等优点,被认为是下一代锂离子电池首选正极材料。介绍了LiFePO4的橄榄石型晶体结构及主要合成工艺,讨论了针对其缺点的改性研究,并对LiFePO4未来发展方向作了展望。LiFePO4 is considered the first choice for the next generation cathode materials of lithium-ion battery because of its advantages,such as abundant resources,high capacity,medium voltage,excellent cycling performance and electrochemical properties stability.In this paper,olivine-type crystal structure and the synthesis process of LiFePO4 is to be introduced,modification of its shortcomings is discussed,and its developing trend is also prospected.

关 键 词：磷酸铁锂 正极材料 锂离子电池 

分 类 号：TB152[天文地球—天文学]