Hydrogen storage alloy and preparation method thereof as well as cathode and battery using the alloy

Hydrogen storage alloy and preparation method thereof as well as cathode and battery using the alloy

  • CN 101,355,155 A
  • Filed: 07/27/2007
  • Published: 01/28/2009
  • Est. Priority Date: 07/27/2007
  • Status: Active Application
First Claim
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1. , a kind of hydrogen-storage alloy is characterized in that, this alloy has formula La (1-x)Y xNi aCo bMn cB dThe composition of expression, in the formula, B is one or more in aluminium, iron, copper, tin, titanium, chromium and the vanadium, x, a, b, c, d are respectively the molar fraction of Y, Ni, Co, Mn and B, 0.05≤

  • x≤

    0.5,2.5≤

    a≤

    3.5,0≤

    b≤

    0.5,0.05≤

    c≤

    1.0,0≤

    d≤

    1.0,3.0≤

    a+b+c+d≤

    4.0.

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