Electrolytic capacitor for at least 150 V service

Details Electrolytic capacitor for at least 150 V service Electrolytic capacitor for at least 150 V service

1984-02-21

1985-04-02

Griffin, Donald A.

Electricity: electrical systems and devices

Electrostatic capacitors

Fixed capacitor

252 622, 252567, H01G 422

Patent

active

045090947

ABSTRACT:
An aluminum electrolytic capacitor capable of operation at 150 VDC or higher and 105.degree. C. contains as its electrolyte a diisopropylamine or a triethylamine mono salt of azelaic acid dissolved in a solvent mixture of ethylene glycol, ethylene glycol and N-methylpyrrolidinone, ethylene glycol N-methylpyrrolidinone and dimethylformamide, butyrolactone, or butyrolactone and N-methylpyrrolidinone, all containing small amounts of water.

REFERENCES:
patent: 3487270 (1969-12-01), Alwitt
patent: 3812039 (1974-05-01), Niwa

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