Patent ID: 6013393
Filing Date: 2000-01-11
Classification: H01M,Y02E

Abstract:
An ionic conductive polymer gel for secondary battery comprising:an electrolyte salt component which comprises a sulfonated derivative with formula (A):LiX(SO.sub.2 R.sup.1).sub.n (A)wherein X is N, C, B, O or --C(R.sup.2).sub.m -- in which R.sup.2 is a hydrogen atom, an alkyl group having 1 to 12 carbon atoms, and m is an integer of 1 to 2; R.sup.1 is a halogenated alkyl group having 1 to 12 carbon atoms; and n is an integer of 1 to 3;a non-aqueous solvent; anda polymer matrix prepared by polymerizing a polymerizable material comprising at least one acrylate monomer with a molecular weight of 1000 or less, in the presence of said electrolyte salt component and said non-aqueous solvent.