聚合物锂二次电池由于具有高能量密度、可加工成任意形状以及较为安全可靠等优点而可望成为最有希望的新一代电源之一。PEO基聚合物电解质因其可能替代传统锂离子电池中的液体电解质,成为全固态聚合物锂二次电池中的电解质材料而长期受到广泛关注。但是,在其实现商品化生产之前,尚有许多实际问题需要解决。首先,PEO基聚合物电解质的室温电导率较低,不能满足实际需要,因此提高其室温电导率是当前应该解决的首要问题;其次,金属锂作为负极材料,它与聚合物电解质的界面相容性严重影响着电池的循环性能和安全性。 为此,本文主要针对上述问题进行了研究,并取得以下成果: 1.通过FTIR光谱技术研究了P(EO)n-LiX(X...The rechargeable lithium polymer batteries are considered as one of the best candidates for next generation power sources due to their high energy density, good cyclability, reliability and safety. PEO-based polymer electrolytes have received extensive attentions for their potential capability to be used as alternative candidate materials for the traditional liquid electrolytes in all solid-state ...学位:理学博士院系专业:化学化工学院化学系_物理化学(含化学物理)学号:B20032503