Electric double layer capacitor
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United States of America Patent
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Feb 5, 2013
Grant Date -
Mar 24, 2011
app pub date -
Dec 30, 2009
filing date -
Sep 18, 2009
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An electric double layer capacitor (EDLC) includes an electric double layer cell and first and second external electrodes. The electric double layer cell includes a separator and at least one first polarizable electrode and at least one second polarizable electrode. The first and second external electrodes are formed at first and second side surfaces of the electric double layer cell facing each other, respectively. The first polarizable electrode includes a first current collection layer and a first active material layer formed on either surface of the first current collection layer facing the separator and the second polarizable electrode includes a second current collection layer and a second active material layer formed on either surface of the second current collection layer facing the separator.
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