| abstract |
The present invention relates to an electrolytic capacitor (1) comprising an anode foil (2) and a cathode foil (3), wherein an operating electrolyte (5) is arranged between the anode foil (2) and the cathode foil (3), wherein a polymer layer (8 ) is arranged on the anode foil (2) and wherein an intermediate electrolyte (10) between the polymer layer (8) and the operating electrolyte (5) is arranged. According to another aspect, the present invention relates to an electrolytic capacitor, an anode foil (2) and a cathode foil (3), wherein an operating electrolyte (5) is arranged between the anode foil (2) and the cathode foil (3), wherein a polymer layer (8) is arranged on the anode foil (2) and wherein the operating electrolyte (5) comprises ethylene glycol and / or diethylene glycol and / or propylene glycol. |