Patent ID: 8105715
Filing Date: 2012-01-31
Classification: C01B,C22C,H01M,Y02E

Abstract:
1. A hydrogen-absorbing alloy represented by the general formula Ln 1-x Mg x Ni y A z , wherein: Ln is Sm and, optionally, at least one element selected from the group consisting of Ca, Zr, Ti, and rare-earth elements other than Sm including Y; A is at least one element selected from the group consisting of Co, Mn, V, Cr, Nb, Al, Ga, Zn, Sn, Cu, Si, P, and B; x, y, and z satisfy the following conditions 0.05≦x≦0.25, 0<z≦1.5, and 2.8≦y+z≦4.0, and wherein Ln contains 20 mole % or more of Sm.