Patent ID: 6423454
Filing Date: 2002-07-23
Classification: C07F,H01G,H01M,Y02E

Abstract:
A lithium fluoroalkylphosphate of the general formula (I),Li+[PFx(CyF2y+1âˆ’zHz)6âˆ’x]âˆ’â€ƒâ€ƒ(I) where1&lE;x&lE;5 3&lE;y&lE;8 and 0&lE;z&lE;2y+1 and the ligands (CyF2y+1âˆ’zHz) can be identical or different, with the exception of compounds of the general formula (Iâ€²) Li+[PFa(CHbFc(CF3)d)e]âˆ’â€ƒâ€ƒ(Iâ€²) in which a is an integer from 2 to 5, b=0 or 1, c=0 or 1, d=2 and e is an integer from 1 to 4, with the provisos that b and c are not simultaneously 0 or 1, and the sum of a+e is 6 and the ligands (CHbFc(CF3)d) can be identical or different.