Patent ID: 6146790
Filing Date: 2000-11-14
Classification: H01M,Y02E,Y02P

Abstract:
A non-aqueous electrolyte secondary cell comprising:a negative electrode that is capable of doping/dedoping lithium,a positive electrode anda non-aqueous electrolyte dissolved in a non-aqueous solvent, wherein a monomethoxy benzene or a monomethoxy benzene class compound is added to said non-aqueous electrolyte at a concentration ranging from 0.005 M to 0.5 M, said monomethoxy benzene class compound is selected from the group of a compound represented by Chemical Formula 1, 2 and 3: ##STR9## Where, X.sup.1 is a halogen element, ##STR10## Where, X.sup.2 and X.sup.3 are halogen elements, ##STR11## Where, X.sup.4, X.sup.5, X.sup.6 and X.sup.7 are halogen elements.