Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
November 25, 2008
Patent Application Number
11517352
Date Filed
September 8, 2006
Patent Primary Examiner
Patent abstract
An electric double layer capacitor suppresses gas generation by decomposition of the electrolyte solution in the capacitor and has a superior performance maintaining ratio. In the electric double layer capacitor including activated carbon polarized electrodes and nonaqueous electrolyte solution, an antacid agent consisting of alkali metal salt of an organic acid is contained in the capacitor.
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