Hydrogen-occlusion alloy for the electrodes of a sealed-type sto

Details Hydrogen-occlusion alloy for the electrodes of a sealed-type sto Hydrogen-occlusion alloy for the electrodes of a sealed-type sto

1994-03-21

1995-01-24

Maples, John S.

Chemistry: electrical current producing apparatus, product, and

Sealed cell having gas prevention or elimation means

Prevention or elimination means is one of the cell...

429223, 420416, 420900, C22C 2800, H01M 1034, H01M 438

Patent

active

053842103

ABSTRACT:
A hydrogen-occlusion alloy for an electrode of a sealed-type storage battery, said alloy comprising SLmNi.sub.a Co.sub.b Al.sub.c M.sub.d wherein SLm is a mixture of at least 70 wt. % lanthanum, 20 wt. % or less of neodymium and at least one other rare earth element, M is silicon or germanium, and a, b, c and d are as follows: 3.0.ltoreq.a.ltoreq.3.8, 0.6.ltoreq.b<1.4, 0.3.ltoreq.c.ltoreq.0.7 and d is 0.01.ltoreq.d.ltoreq.0.05 when M is silicon and d is 0.01.ltoreq.d.ltoreq.0.3 when M is germanium.

REFERENCES:
patent: 4935318 (1990-06-01), Ikoma et al.
patent: 5242766 (1993-09-01), Furukawa
patent: 5258975 (1993-11-01), Takeda et al.
patent: 5284619 (1994-02-01), Hazama

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