| abstract |
PROBLEM TO BE SOLVED: To provide a method for manufacturing an aluminum foil for a solid electrolytic capacitor which can increase the capacity of the solid electrolytic capacitor, have a stable quality, and improve the productivity. SOLUTION: A method of manufacturing an aluminum foil for a solid electrolytic capacitor, comprising a step of cutting an aluminum foil into a shape of a capacitor element, etching a cut portion generated by the cutting, and performing a chemical conversion treatment, and a solid electrolytic capacitor obtained by the method Aluminum foil for use, a solid electrolytic capacitor using the aluminum foil, and a method for manufacturing the solid electrolytic capacitor. |