以钴酸锂( LiCoO2)为正极活性材料的锂离子二次电池是军事装备的重要能源.介绍了国内外锂离子二次电池的生产现状,列举了正极材料 LiCoO2高温合成的原料和工艺步骤,比较了各厂家产品的性能差别.通过总结近年文献,探讨了原料的种类、混匀程度、反应温度、热处理时间以及冷却速度等工艺因素对 LiCoO2的结晶度和颗粒形态的影响,进而对 LiCoO2的充放电性能和热稳定性的影响.介绍了近期为提高 LiCoO2的性能而研制 LiCoO2合成工艺的新成果及发展动态,提出了 LiCoO2性能优化的必要性和可能的主要途径.
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