Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Takeshi Kawasato0
Katsuji Ikeda0
Kazuya Hiratsuka0
Naoki Yoshida0
Date of Patent
February 6, 2007
0Patent Application Number
113323750
Date Filed
January 17, 2006
0Patent Primary Examiner
Patent abstract
To provide an electric double layer capacitor having a low resistance, a high withstanding voltage and an excellent low-temperature characteristic. This object is achieved by employing, for an electric double layer capacitor having a pair of polarized electrodes and an electrolytic solution capable of forming an electric double layer at the interface with the polarized electrodes, an electrolytic solution containing as an electrolyte a salt represented by the formula 1, and as solvents at least (1) a chain carbonate having at most 5 carbon atoms, (2) sulfolane or its derivative and (3) a fluorobenzene:
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