Hydroen absorbing Ni-based alloy and rechargeable alkaline battery
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United States of America Patent
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Jan 8, 1991
Grant Date -
N/A
app pub date -
May 17, 1989
filing date -
May 17, 1988
priority date (Note) -
Expired
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Abstract
A hydrogen absorbing Ni-based alloy comprising 5 to 25% by weight of titanium (Ti), 10 to 37% by weight of zirconium (Zr), 4 to 20% by weight of manganese (Mn), 0.1 to 12% by weight of vanadium (V), 0.01 to 5% by weight of iron (Fe), 0.01 to 4.5% by weight of aluminum (Al), and balance nickel (Ni) and unavoidable impurities, and a sealed Ni-hydrogen rechargeable battery comprising a negative electrode provided with such a hydrogen absorbing alloy as an active material, an Ni positive electrode, a separator and an alkaline electrolyte solution.
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