Secondary battery and capacitor utilizing indole compounds
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United States of America Patent
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Jun 6, 2006
Grant Date -
Oct 21, 2004
app pub date -
Apr 29, 2004
filing date -
Sep 18, 2000
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The present invention provides a secondary battery and a capacitor which may provide an excellent high rate and cycle characteristic as well as sufficient electromotive force and capacity. The secondary battery and a capacitor have an active material of an electrode comprising a trimer compound comprising three units of indole or indole derivatives in condensed ring form, wherein the second position and the third position of each unit form a six-membered ring, and a proton which can be utilized as a charge carrier of the trimer compound.
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