High temperature electrolytic capacitor

Details High temperature electrolytic capacitor High temperature electrolytic capacitor

1982-03-25

1983-08-16

Niebling, John F.

Electricity: electrical systems and devices

Miscellaneous

252 622, H01G 900

Patent

active

043994890

ABSTRACT:
An aluminum electrolytic capacitor for high temperature operation contains a wound aluminum foil capacitor section in contact with an electrolyte capable of operating as high as 150.degree. C., the electrolyte comprising a mixed solvent system of N-methylpyrrolidinone and up to 5 wt % ethylene glycol and a mixed solute system of dimethylammonium or diisopropylammonium boro-di-catecholate and diisopropylammonium pentaborate.

REFERENCES:
patent: 3182236 (1965-04-01), Stockel
patent: 3302071 (1967-01-01), Stahr
patent: 3403305 (1968-09-01), Santway et al.
patent: 3546119 (1970-12-01), Chesnot
patent: 3585459 (1971-06-01), Hills et al.
patent: 3646403 (1972-02-01), Dunkl
patent: 3676752 (1972-07-01), Burger et al.
patent: 3909682 (1975-09-01), Dunkl et al.

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