Patent ID: 9647293
Date: 2017-05-09
CPC Classifications: C08F,H01M,Y02E,Y02P,Y10T

Claim:
1. A gel polymer composite electrolyte comprising: a polymer membrane comprising a three-dimensional network of cross-linked acrylic emulsion, wherein the acrylic emulsion having a glass transition temperature ranging from about −30° C. to about 50° C. is cross-linked in the presence of water and ammonia water; an electrolyte absorbed in the polymer membrane, wherein the electrolyte comprises a lithium salt and an organic solvent; the organic solvent is selected from the group consisting of ethylene carbonate, propylene carbonate, diethyl carbonate, dimethyl carbonate, methyl ethyl carbonate, vinylene carbonate, or combinations thereof; and the concentration of the lithium salt ranges from about 0.8 mol/L to about 1.5 mol/L.