Patent ID: 11945923
Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC C  H | IPC C  H

Claim 12:
13. An electrolytic capacitor comprising:
an anode foil that includes a dielectric layer;
a cathode foil; and
a separator that is interposed between the anode foil and the cathode foil,
wherein the separator contains a fiber structure and a conductive polymer component that is attached to the fiber structure,
the fiber structure contains 40 mass % or more of a cellulose fiber and a paper strengthening agent, and
the fiber structure has a density of 0.2 g/cm3 or more and less than 0.45 g/cm3,
wherein a mass of the conductive polymer component per unit area of the separator is 0.02 mg/cm2 or more.