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Thin-film lithium battery and process

  • US 5,895,731 A
  • Filed: 05/15/1997
  • Issued: 04/20/1999
  • Est. Priority Date: 05/15/1997
  • Status: Expired due to Fees
First Claim
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1. A thin film lithium battery comprising:

  • a lithium anode assembly;

    a cathode assembly;

    a metal film supporting said cathode assembly;

    said lithium anode and said metal film supporting said cathode assembly being disposed in alternate layers;

    a composite electrolyte in gel form contacting the alternate layers of said lithium anode assembly and said metal film supporting said cathode assembly;

    said electrolyte including a quantity of lithium and N-methyl-2-pyrrollidone contained within a polyimide matrix; and

    a sealed polyimide casing containing the alternate layers of said lithium anode assembly and said metal film supporting said cathode assembly.

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