Patent ID: 7122277

Claim:
A battery comprising at least a positive electrode, a negative electrode and an electrolyte as composing elements, wherein at least one of the positive electrode or the negative electrode comprise an active material of a nitroxyl radical compound represented by the following general formula (3) as a starting material or a reaction product of at least a discharge reaction of electrode reactions: wherein the substituents R 1 to R 5 represent independently hydrogen atom, halogen atom, hydroxyl group, nitro group, nitroso group, cyano group, carboxyl group, substituted or unsubstituted alkyl group, substituted or unsubstituted alkenyl group, substituted or unsubstituted cycloalkyl group, substituted or unsubstituted aromatic hydrocarbon group, substituted or unsubstituted aromatic heterocyclic group, substituted or unsubstituted aralkyl group, substituted or unsubstituted amino group, substituted or unsubstituted alkoxy group, substituted or unsubstituted aryloxy group, substituted or unsubstituted alkoxycarbonyl group, substituted or unsubstituted aryloxycarbonyl group, or substituted or unsubstituted acyl group.