Electric double layer capacitor and electrolytic cell
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United States of America Patent
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Jul 24, 2007
Grant Date -
Jan 18, 2007
app pub date -
May 27, 2004
filing date -
May 30, 2003
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An electric double layer capacitor includes: a cell which includes a pair of polarizable electrodes impregnated with an electrolytic solution and disposed in opposed relation with a separator interposed therebetween; collector electrodes respectively attached to the polarizable electrodes; and a sealing member of a synthetic resin which seals a periphery of the cell. The collector electrodes extend outward of the sealing member through the sealing member in contact with the sealing member. The collector electrodes each have a rough surface portion which extends through the sealing member.
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