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Catalytic air cathode for air-metal batteries

  • US 6,127,061 A
  • Filed: 01/26/1999
  • Issued: 10/03/2000
  • Est. Priority Date: 01/26/1999
  • Status: Expired due to Fees
First Claim
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1. A cathode for use in an electrochemical cell comprising:

  • an air permeable and water-impermeable portion;

    a catalytic portion comprising a mixture of carbon particles, particulate material having a high surface area, a metal hydroxide, and hydrophobic particles; and

    an electrically conductive structure located between said air permeable and water impermeable portion and said catalytic portion, said electrically conductive structure defining sufficient passages to allow air to flow therethrough.

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