Patent ID: 8522906
Filing Date: 2013-09-03
Classification: C01B,Y02E

Abstract:
1. A hydrogen storage material, comprising: a first storage material body which stores hydrogen, and comprises a first metal hydride being at least one selected from the group consisting of aluminium hydride, a hydrogen absorbing alloy containing magnesium, and a hydrogen absorbing alloy containing titanium; and a second storage material body which stores hydrogen, coats a surface of the first storage material body, and comprises a second metal hydride being at least one selected from the group consisting of a hydride of aluminium and an alkaline metal, a hydride of aluminium and an alkaline earth metal, a hydride of boron and an alkaline metal, and a hydride of boron and an alkaline earth metal, wherein a hydrogen equilibrium pressure of the second storage material body is lower than that of the first storage material body at a hydrogen generation temperature of the first storage material body.