Patent ID: 8101121
Filing Date: 2012-01-24
Classification: H01M,Y02E

Abstract:
1. A hydrogen absorbing alloy represented by the formula Ln 1−x Mg x Ni y-a-b Al a M b (where Ln is at least one element selected from rare earth elements, M is at least one element selected from V, Nb, Ta, Cr, Mo, Mn, Fe, Co, Ga, Zn, Sn, In, Cu, Si, P and B, 0.05≦x<0.20, 2.8≦y≦3.9, 0.10≦a≦0.25 and 0≦b), wherein, when said at least one element selected from rare earth elements includes La, a mole ratio of La in said at least one element selected from rare earth elements is not greater than 0.5.