| abstract |
An aluminum foil for an electrolytic capacitor electrode for producing a capacitor capable of exhibiting a higher capacitance is provided. An aluminum foil for an electrolytic capacitor electrode, Al: 99.9% by mass or more, Si: 2 to 100 ppm, Fe: 2 to 100 ppm, Cu: 15 to 150 ppm, B: 0.1 to 5 ppm, Pb : 0.1-3 ppm, at least one of Nb and Ta: 10-100 ppm, the balance: an aluminum foil for electrolytic capacitor electrodes, characterized by comprising inevitable impurities. [Selection figure] None |