Patent ID: 8551661

Claim:
A non-aqueous electrolyte comprising: an alkali metal salt that is LiClO 4 , LiBF 4 , LiAsF 6 , LiPF 6 , LiCF 3 SO 3 , Li(CF 3 SO 2 ) 2 N, Li(CF 3 SO 2 ) 3 C, LiN(SO 2 C 2 F 5 ) 2 , lithium alkyl fluorophosphates, or a mixture of any two or more thereof; a polar aprotic solvent; a first additive that is a substituted or unsubstituted organoamine selected from the group consisting of pyridazine, vinyl pyridazine, quinoline, vinyl quinoline, pyridine, vinyl pyridine, indole, vinyl indole, triethanolamine, imidazole, vinyl imidazole, piperidine, vinyl piperidine, pyrimidine, vinyl pyrimidine, pyrazine, vinyl pyrazine, isoquinoline, vinyl isoquinoline, quinoxaline, vinyl quinoxaline, N-methylpyrrole, and a mixture of any two or more thereof; and Li(C 2 O 4 )BF 2 .