Rechargeable hybrid battery/supercapacitor system

  • US 6,252,762 B1
  • Filed: 04/21/1999
  • Issued: 06/26/2001
  • Est. Priority Date: 04/21/1999
  • Status: Active Grant
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First Claim
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1. A rechargeable electrical energy storage system comprising in contiguity a positive electrode member, a negative electrode member, and a separator member interposed therebetween containing a fluid electrolyte comprising a cation and an anion of an ion species of a dissociable salt whereina) said negative electrode member comprises a first material capable of reversibly intercalating said cation of said ion species in response to the application of an electrical charge of a first polarity, and b) said positive electrode member comprises a second material capable of reversibly adsorbing said anion of said ion species in response to the application of a contemporaneous electrical charge of opposite polarity.

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