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Non-aqueous electrolyte secondary cell

  • US 6,022,641 A
  • Filed: 12/22/1997
  • Issued: 02/08/2000
  • Est. Priority Date: 12/27/1996
  • Status: Expired due to Term
First Claim
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1. A non-aqueous electrolyte secondary cell comprising:

  • a cathode comprising an active cathode material comprising a manganese oxide or a lithium manganese composite oxide, and from about 0.5 to about 20% by weight, based on dry weight of the active cathode material, of sodium carbonate;

    an anode comprising lithium or lithium metal; and

    a non-aqueous electrolyte.

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