复合固态电解质中填料的研究进展  

Research progress on fillers in composite solid electrolytes

作　　者：何雯 HE Wen(Sinopec(Beijing)Research Institute of Chemical Industry Co.,Ltd.,Beijing 100013,China)

机构地区：[1]中石化(北京)化工研究院有限公司,北京100013

出　　处：《石油化工》2025年第2期288-296,共9页Petrochemical Technology

摘　　要：全固态锂离子电池由于良好的安全性能和潜在的高能量密度被认为是下一代锂离子电池的有效候选体系。复合固态电解质由于稳定的物理和化学特性以及超越各个单体的综合性能而备受瞩目。介绍了复合电解质中锂离子的传输机制,从复合电解质面临的主要问题出发,系统分析了填料对于离子电导率、锂离子迁移数、电化学稳定窗口的影响。综述了当前研究取得的进展及存在的问题,并对未来的发展方向进行了展望,以期望更高效、更具象地进行高性能固态复合电解质的研究。All-solid-state lithium-ion batteries are considered effective alternatives for the next generation of lithium-ion batteries due to their good safety performance and potential high energy density.Composite solid electrolytes have garnered significant attention for their stable physical and chemical properties as well as their superior overall performance compared to individual monomers.The transport mechanism of lithium ions in composite electrolytes was introduced.Based on the primary challenges encountered by the composite electrolyte,a systematic analysis was conducted on the impact of fillers on ionic conductivity,lithium ion migration number,and electrochemical stability window.The current research advancements and existing challenges were reviewed.The future development directions were outlined to facilitate more efficient and focused investigations on highperformance solid-state composite electrolytes.

关 键 词：复合固态电解质 锂离子电池 离子电导率 电化学稳定窗口 

分 类 号：TQ314[化学工程—高聚物工业]