Patent ID: 6106801
Filing Date: 2000-08-22
Classification: C01B,F17C,Y02E

Abstract:
A process for the reversible storage of hydrogen, said process comprising:a) dehydrogenating a complex alkali metal aluminum hydride of the formula (1):M.sup.1.sub.p(1-x) M.sup.2.sub.px AlH.sub.3+p ( 1)whereinM.sup.1 is selected from the group consisting of Na and K;M.sup.2 is selected from the group consisting of Li and K;0.ltoreq.x.ltoreq.0.8; and1.ltoreq.p.ltoreq.3;to yield hydrogen gas and at least one other product; andb) hydrogenating said other product to yield said complex alkali metal aluminum hydride of the formula (1);wherein steps a) and b) are carried out in any order.