锂离子电池三元正极材料LiNi0.8Co0.15Al0.05O2研究 进展

付 微婷, 陈 绍敏, 苟 敏涛, 张 小洪, 石 斌
贵州梅岭电源有限公司 , 特种化学电源国家重点实验室

摘要

LiNi0.8Co0.15Al0.05O2（NCA）由于其较优的结构稳定性、高容量、对环境友好和低成本等优势而成为非
常有商业前景的锂离子电池三元正极材料。但是也存在一些问题:如阳离子混排、倍率性能和高温循环性不佳等，进而影响了锂离子电池性能。本文综述了NCA材料的结构与特性、材料的制备方法，重点阐述了NCA材料存在的问题及改性方法，并展望该材料的应用研究前景。

关键词

锂离子电池；LiNi0.8Co0.15Al0.05O2；制备方法；改性

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