| abstract |
An electrolytic capacitor having aluminum anode and cathode members separated by a paper insulating spacer impregnated with a solution of mostly a glycol, water, unsaturated aliphatic dicarboxylic acid, aliphatic diene monocarboxylic acid, monohydric aliphatic alcohol, dodecanedioic acid, phosphoric acid, nitro aromatic compound having a benzene ring-substituted nitro moiety and a dialkylamine in an amount sufficient to provide a pH of 7.0-8.5. |