CPC H01M 4/134 (2013.01) [C22C 1/023 (2013.01); C22C 19/03 (2013.01); C22C 2202/04 (2013.01); H01M 2004/027 (2013.01)] | 19 Claims |
1. An AB5-based hydrogen storage alloy, characterized in that: its chemical composition is represented by the following general formula:
La(3.0˜3.2)xCexZrySm(1-(4.0˜4.2)x-y)Ni2CouMnvAlw,
where x, y, w are molar ratios, and 0.14≤x≤0.17, 0.02≤y≤0.03, 4.60≤z+u+v+w≤5.33, 0.10≤u≤0.20, 0.25≤v≤0.30, and 0.30≤w≤0.40.
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