Electric double layer capacitor and separator therefor

Details Electric double layer capacitor and separator therefor Electric double layer capacitor and separator therefor

1998-11-02

2000-06-06

Kincaid, Kristine

Electricity: electrical systems and devices

Electrolytic systems or devices

Double layer electrolytic capacitor

H01G 9145

Patent

active

060726938

ABSTRACT:
An electric double layer capacitor having an electrolyte solution impregnated to an element including a positive electrode and a negative electrode facing each other with a separator interposed therebetween, wherein an electrode containing a carbon material having a specific surface area of at least 500 m.sup.2 /g is used as the positive electrode and/or the negative electrode, and the separator is made of a glass fiber sheet containing from 2 to 60 wt % of glass fibers having fiber diameters of at most 1 .mu.m.

REFERENCES:
patent: 4725926 (1988-02-01), Morimoto et al.
patent: 4862328 (1989-08-01), Morimoto et al.
patent: 5510211 (1996-04-01), Sundberg
patent: 5707756 (1998-01-01), Inuoe
patent: 5926361 (1999-07-01), Alford

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