锂离子电池富硫聚合物正极材料的研究进展

Research progress in sulfur-rich polymers cathode materials for Li-ion batteries

综述了锂离子电池富硫聚合物正极材料的研究进展。侧重介绍了利用单质硫对聚合物进行加热硫化,制备具有电化学活性的导电高分子锂离子电池正极材料的方法。所制备的材料具有较高的比容量(超过600 mAh/g),且循环性能优良。聚合物硫化是制备低成本锂离子电池有机正极材料的有效方法。

Research progress in sulfur-rich polymer cathode materials for Li-ion batteries was summarized. Especially, the method which synthesized electrochemical active conducting polymers by pyrogenation salfurization of polymers with sulfur element was introduced. The prepared material showed high specific capacity （over 600 mAh/g） and high cyclic stability. The salfurization of polymer was an effective way to prepare organic cathode materials with low cost for Li-ion batteries.