Patent ID: 8026007
Filing Date: 2011-09-27
Classification: C08G,C08L,H01B,H01M,Y02E

Abstract:
1. A polymer electrolyte composition comprising: (1) a crosslinked material of a polyether binary copolymer which has a main chain consisting of repeating units of the formula (i) and crosslinking units of the formula (ii) and which has a weight-average molecular weight of 10 wherein R (2) an electrolyte solution comprising an aprotic organic solvent, (3) an additive, as an optical ingredient, which comprises an ether compound having an ethylene oxide unit, and (4) an electrolyte salt compound comprising a lithium salt compound, wherein the amount of the electrolyte solution is within the range of 100 to 10,000 parts by weight, based on 100 parts by weight of the polyether binary copolymer.