Electric double layer capacitor

Electricity: electrical systems and devices – Electrolytic systems or devices – Double layer electrolytic capacitor

Reexamination Certificate

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C361S503000, C252S062200

Reexamination Certificate

active

11242903

ABSTRACT:
A phosphazene compound and an ionic liquid are added to a non-aqueous electrolyte to provide a less flammable electric double layer capacitor in which decline in storage characteristics under a high temperature and deterioration under a high charging voltage are suppressed.

REFERENCES:
patent: 6469888 (2002-10-01), Otsuki et al.
patent: 2003/0108801 (2003-06-01), Otsuki et al.
patent: 1176617 (2002-01-01), None
patent: 1380569 (2004-01-01), None
patent: 2001-217155 (2001-08-01), None
patent: 2001-217156 (2001-08-01), None
patent: 2001-217157 (2001-08-01), None
patent: 2003-0063112 (2003-07-01), None

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