以聚丙烯酸为载体通过溶胶凝胶法合成纳米级尖晶石结构的锂离子电池正极材料LixMn2O4(1<x<1.12).讨论锂锰摩尔比、烧结温度对产物结构的影响.此外,改进了传统烧结方法,对烧结产物进行回火处理.实验结果表明,烧结温度为550℃时晶化完全,结构完整;当锂锰比为1.08:2时性能较佳,初始容量为125mAh/g;回火可改善LixMn2O4材料的性能.
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