全固态薄膜锂电池研究进展和产业化展望  

Research Advances and Industrialization Prospects of All-Solid-State Thin-Film Lithium Battery

作　　者：陈牧[1] 颜悦[1] 刘伟明[1] 周辰[1] 郭志强[1] 张晓锋[1] 望咏林[1] 厉蕾[1] 张官理[1] 

机构地区：[1]北京航空材料研究院,北京100095

出　　处：《航空材料学报》2014年第6期1-20,共20页Journal of Aeronautical Materials

摘　　要：全固态薄膜锂电池利用固态电解质替代传统电解液,采用多层薄膜堆垛的平面结构,属于新一代的锂离子电池,在军民两用的可穿戴设备、便携式移动电源、汽车和航空动力电池等领域应用前景广阔。该类电池因高安全性、长循环寿命、高比容量和高能量密度等优势性能受到业界广泛关注。本文概述薄膜锂电池的分类和充放电原理,总结正负极、电解质薄膜材料的发展历程和薄膜制备手段的改进,对比各类电池材料的电化学性能,引入该方向最新的研究进展:三维薄膜锂电池,可变形的柔性电池,高电压、大容量电池组。汇总国外商用电池产品、关键优势技术、电池制备设备,提出薄膜锂电池亟待解决的科学问题和国内潜在的产业化方向。As a new generation of Li-ion battery,rechargeable all-solid-state thin-film lithium batteries （TFLBs） employ solid electrolyte to replace traditional liquid electrolyte and are fabricated on plane substrates using layered thin films.Potential applications include dual-use flexible wearable devices,portable electronic devices,vehicle and aircraft power batteries,etc.In academic society and industry community,it is widely accepted that the ultra-safe batteries own long cycle life,high specific capacity and high energy density.This article reviews basic operation principles and classifications of TFLBs,summarizes the development history of cathode/electrolyte/anode materials,their preparation process and electrochemical performance.Three representative directions in recent research advances are discussed：three-dimensional TFLBs,flexible batteries,high-voltage and large-capacity battery packs.Foreign commercial battery products,key technology and battery fabrication equipment are shown in details.Possible directions of domestic R＆D and industrialization are pointed out.

关 键 词：薄膜锂电池 磁控溅射 正极薄膜 安全性 LIPON 

分 类 号：TM911[电气工程—电力电子与电力传动] TQ152[化学工程—电化学工业]