Patent ID: 7097940
Filing Date: 2006-08-29
Classification: C08F,H01G,H01M,Y02E

Abstract:
1. A gel electrolyte comprising a gel composition comprising an electrolyte salt, a solvent for the electrolyte salt, and a polymer matrix, wherein the polymer matrix comprises a crosslinked polymer prepared by polymerizing a bifunctional (meth)acrylate represented by the following formula (I): wherein R represents a divalent organic group selected from: (a) an alkylene group, (b) a divalent group represented by the following general formula (II): wherein R 2 represents an alkyl group, and R 3 and R 4 each independently represents an alkylene group, (c) a xylylene group, and (d) a divalent group represented by the following general formula (III): R 1 represents a hydrogen atom or a methyl group.