锂离子电池的研究进展_孙春文.pdf

锂离子电池的研究进展 孙春文 ( 天津大学应用化学系, 300072) , , , - RD of Li ion secondary battery S un Chunw e n ( , , 300072) Department of Applied Chemistry T ianjin University AbstractThe fundamental prin iple of ele tro hemi al rea tion of Li-ion battery, its general properties and , . t he progress of resear hes on mat erials for athode anode and ele trolyt e are int rodu ed in this paper At the same time its ex isting problems and prospe ts are also outlined. Key wordsLi-ion battery, resear h progress, prospe t 1859 Gaston Plante , LiCoO + 6C Li CoO + Li C 2 1- x 2 x 6 1990 [ 2] [ 1] : , ( 1) ; ( 2) , 4. 2 V; ( 3) ; ( 4) 60 2 , 2 2 4 ; ( 5) LiCoO LiNiO LiM n O LiAsF6+ PC( ) LiAsF6 + PC+ EC( 2 ) LiPF6 + EC+ DMC ( ) PP PE , , 2. 1 , ,