Stoichiometric lithium cobalt oxide and method for preparation of the same

Stoichiometric lithium cobalt oxide and method for preparation of the same

  • CN 102,306,768 A
  • Filed: 03/16/2007
  • Published: 01/04/2012
  • Est. Priority Date: 03/20/2006
  • Status: Active Application
First Claim
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1. one kind prepares and contains LiCoO 2The method of powder comprises that provides a LiCoO 2With the step of the homogeneous mixture of lithium padded coaming, and the said mixture of heating to be to reach the step of lithium chemical potential balance, and wherein said lithium padded coaming is that a kind of chemical formula is Li zM0 2---0.95<

  • z<

    1.1 wherein;

    M=Ni 1-x-yMn xCo y, 0<

    y<

    0.5, and the ratio x/ of Mn and Ni (1-x-y) is in 0.4 to 1.1 scope---material, and said heat treated temperature is lower than LiCoO 2Generate the temperature of noval chemical compound with said lithium padded coaming reaction.

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