Electrolytic capacitor

  • US 6,349,028 B1
  • Filed: 04/05/2000
  • Issued: 02/19/2002
  • Est. Priority Date: 12/03/1998
  • Status: Expired due to Term
First Claim
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1. An electrolytic capacitor comprising a capacitor element formed from an anode foil, a cathode foil opposed to the anode foil and a release paper sandwiched between the anode foil and the cathode foil, and an electrolytic solution, said release paper having not more than 500 ppm of at least one cation, said electrolytic solution containing a solvent consisting of 20 to 80% by weight of an organic solvent and 80 to 20% by weight of water, and at least one electrolyte selected from the group consisting of a carboxylic acid or a salt thereof and an inorganic acid or a salt thereof.

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