动力锂离子电池正极材料磷酸铁锂的研究进展

摘要

LiFePO4 has the advantages of low price, environmental protection and good thermal stability. It is one of the ideal cathode materials for lithium ion power battery, which therefore attracted extensive concern of the industry. In this paper, the structure and performance characteristics of LiFePO4 are elaborated and the preparation methods and research progress of lithium iron phosphate are introduced. Finally, the existing problems are discussed based on the present study.%磷酸铁锂具有价廉、环保、热稳定性好等优点，是理想的锂离子动力电池正极材料之一，因此受到行业的广泛关注。本文阐述了磷酸铁锂的结构和性能特点，介绍了磷酸铁锂的制备斱法和研究新迚展，基于目前研究现状讨论了存在的问题。