Patent ID: 7108757
Filing Date: 2006-09-19
Classification: C01B,C22C,Y02E,Y10S

Abstract:
1. A hydrogen storage alloy comprising; a first phase and a secondary phase dispersed throughout said first phase; said first phase comprising 10 to 40 atomic percent titanium, 0.5 to 80 atomic percent vanadium, 10 to 60 atomic percent chromium and greater than 0 to 15 atomic percent manganese; said secondary phase comprising one or more oxides, nitrides, carbides, oxycarbides, oxynitrides, carbonitrides, or oxycarbonitrides, wherein said one or more oxides, nitrides, carbides, oxycarbides, oxynitrides, carbonitrides, or oxycarbonitrides each include at least one metal selected from magnesium or calcium; said hydrogen storage alloy, at temperatures of 40° C. or less, reversibly storing at least 1.75 weight percent hydrogen and desorbing at least 60% of the maximum hydrogen storage capacity.