| 简介 |
PURPOSE : To produce a hydrogen storage alloy for a battery capable of satisfying large current discharging properties in addition to three characteristics of high electrode capacity, long service life characteristics and good rising characteristics, to provide a method for producing the same and to produce a nickel hydrogen battery. CONSTITUTION : This hydrogen storage alloy for a battery is constituted of an allay having a compsn. expressed by the general formula A Nia Mnb Alc Cod Me (where A denotes at least one kind of element selected from rare earth elements including Y (yttrium), M denotes at least one kind selected from W, Ta, Mo, Nb, In, Ga, Sn, Zn, Cr, V, Ti, Zr and Hf and 3.5<=a<=5, 0.1<=b<=1, 0<=c<=1, 0.1<=d<=1, 0
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