Patent ID: 7282303
Filing Date: 2007-10-16
Classification: H01M,Y02E

Abstract:
1. A non-aqueous secondary battery comprising a positive electrode, a negative electrode, a non-aqueous electrolyte solution, and a separator, wherein the non-aqueous electrolyte solution contains a compound A in which a halogen group is bonded to a benzene ring, a compound B oxidized at a potential lower than that of the compound A, and a compound having a —OSO the compound B is at least one selected from an aromatic compound and a heterocyclic compound the positive electrode contains a positive mixture, the positive mixture contains a carbon material as a conductive auxiliary agent, and a content of the carbon material with respect to the total positive mixture is not more than 5% by mass, and when the compound B is the heterocyclic compound, the heterocyclic compound is at least one selected from the group consisting of methylpyrrole and furan.