Electric double layer capacitor

Details Electric double layer capacitor Electric double layer capacitor

1996-02-23

1998-05-19

Picard, Leo P.

Electricity: electrical systems and devices

Electrolytic systems or devices

Liquid electrolytic capacitor

361502, 361504, H01G 902

Patent

active

057543933

ABSTRACT:
An electric double layer capacitor which includes a polarization electrode and an electrolyte capable of forming an electric double layer on the surface of the polarization electrode, wherein the solvent in the electrolyte is an organic type mixed solvent containing sulfolane or a sulfolane derivative, and a chain carbonic acid ester represented by the general formula R.sup.1 O(CO)OR.sup.2 (wherein R.sup.1 and R.sup.2, which may be the same or different, are monovalent organic groups).

REFERENCES:
patent: 4725926 (1988-02-01), Morimoto et al.
patent: 4725927 (1988-02-01), Morimoto et al.
patent: 4762644 (1988-08-01), Kobayashi et al.
patent: 5068060 (1991-11-01), Jen et al.
patent: 5462820 (1995-10-01), Tanaka

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