| 摘要 |
PROBLEM TO BE SOLVED: To provide an electrode collector aluminum alloy foil having high strength after drying in manufacturing a battery, and a method for manufacturing the same.SOLUTION: The electrode collector aluminum alloy foil containing Mg of 0.05-0.50 mass% (hereafter, mass% is described only as %), Mn of 0.01-0.50%, Fe: of 0.10-0.70%, Cu of 0.01-0.30% and Al of the remainder and inevitable impurities has a tensile strength of 250 MPa or more even after an aluminum alloy foil after final rolling is subjected to any of the following heat treatments: for 24 hours at 100°C, for 3 hours at 150°C and for 15 minutes at 200°C, and a method for manufacturing the electrode collector aluminum alloy foil is provided. |
