| 简介 |
PROBLEM TO BE SOLVED : To provide an alkaline storage battery using an anode of an alkaline storage battery wherein Mg-Ni-rare earth system hydrogen storage alloy is used, in which the hydrogen storing alloy is inhibited from being oxidized by an alkaline electrolyte solution and the alkaline storage battery excellent in charge/discharge cycle characteristics can be obtained.
SOLUTION : The anode for the alkaline storage battery, using hydrogen storing alloy as shown in a general formula Ln1-xMgxNiy-a-bAlaMb (wherein Ln is at least one kind of an element selectred from a rare earth element containing Y, Zr and Ti, M is at least one kind of an element selected from V, Nb, Ta, Cr, Mo, Mn, Fe, Co, Ga, Zn, Sn, In, Cu Si, P, and B, and conditions of 0.05≤x≤0.30, 0.05≤a≤0.30, 0≤b≤0.50, and 2.8≤y≤3.9 are satisfied), is arranged to contain tetrafluoroethylene-perfluorovinyl ether copolymer.
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