锂离子二次电池LiMn_2O_4正极材料的研究进展

Study progress of lithium ion battery LiMn_2O_4 positive pole material

锂离子二次电池锂锰氧化物正极材料因其价格低廉、性能优良而成为研究的热点。本文综述了近年来锂离子二次电池LiMn2 O4正极材料的研究进展 ,并对该材料的结构、性能、合成方法以及存在的问题进行了重点阐述。LiMn2 O4材料具有尖晶石结构 ,目前制备主要用固相烧结和液相合成方法。

The lithium ion battery is a hot research project due to its low price and good property. In this paper, the research development, structure, property, preparation method and the existing problems of LiMn 2O 4 pole material are made an introduction in detail. At present, the preparation method is synthetic of solid sintering and liquid as its spinel structure. As to LiMn 2O 4, its cycling property has been improved by adding over lithium atom and heteroatom.