Electric double layer capacitor, and carbon material and electro

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

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361505, H01G 900

Patent

active

06038123&

ABSTRACT:
An electric double layer capacitor including an electrode containing carbon material as the main component, as a positive electrode and/or a negative electrode, and an electrolyte capable of forming an electric double layer at the interface with the electrode, wherein the carbon material is characterized in that in its Raman spectrum, the ratio of the peak intensity of G-band of an amorphous carbon component to the peak intensity of G-band of a graphite component is at least 0.7, and the ratio of the peak intensity of D-band of the graphite component to the peak intensity of G-band of the graphite component is at least 1.0.

REFERENCES:
patent: 4862328 (1989-08-01), Morimoto et al.
patent: 5507930 (1996-04-01), Yamashita et al.
patent: 5567512 (1996-10-01), Chen et al.

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