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Thin layer electrochemical cell with self-formed separator

  • US 7,335,441 B2
  • Filed: 03/23/2004
  • Issued: 02/26/2008
  • Est. Priority Date: 08/20/2001
  • Status: Expired due to Fees
First Claim
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1. A method of forming an electrochemical cell, the method comprising(a) printing a layer of positive pole powder onto a first substrate;

  • (b) printing a first layer of electrolyte on said positive pole layer, wherein said first electrolyte layer comprises a first self-forming separator layer ingredient;

    (c) printing a layer of negative pole powder onto a second substrate;

    (d) printing a second layer of electrolyte on said negative pole layer, wherein said second electrolyte layer comprises a second self-forming separator layer ingredient; and

    (e) contacting said first substrate and said second substrate readily facilitating interaction between said self-forming separator layer ingredients in said positive pole layer and said negative pole layer to self form an interfacial separator layer between said negative pole layer and said positive pole layer.

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