Longer life electrolytic capacitors and electrolyte therefor

Details Longer life electrolytic capacitors and electrolyte therefor Longer life electrolytic capacitors and electrolyte therefor

1995-06-07

1997-11-11

Ledynh, Bot L.

Electricity: electrical systems and devices

Electrolytic systems or devices

Liquid electrolytic capacitor

361504, H01G 902

Patent

active

056870574

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.

REFERENCES:
patent: 3719602 (1973-03-01), Anderson
patent: 4652968 (1987-03-01), Shimamoto
patent: 4774011 (1988-09-01), Mori
patent: 5111365 (1992-05-01), Dapo

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