CATHODE CATALYST FOR RECHARGEABLE METAL-AIR BATTERY AND RECHARGEABLE METAL-AIR BATTERY
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United States of America Patent
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Issued Date -
Jun 6, 2013
app pub date -
May 28, 2010
filing date -
May 28, 2010
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Abandoned
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Abstract
The present invention is to provide a cathode catalyst capable of increasing the initial capacity, decreasing the charging voltage and improving the capacity retention of a rechargeable metal-air battery, and a rechargeable metal-air battery having high initial capacity, excellent charge-discharge efficiency, and excellent capacity retention. A cathode catalyst for a rechargeable metal-air battery comprising NiFe2O4, and a rechargeable metal-air battery comprising an air cathode containing at least NiFe2O4, an anode containing at least a negative-electrode active material and an electrolyte interposed between the air cathode and the anode.
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