Pt/Rh/Fe alloy catalyst for fuel cells and a process for producing the same
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United States of America Patent
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Dec 26, 2000
Grant Date -
N/A
app pub date -
Oct 14, 1999
filing date -
Oct 17, 1998
priority date (Note) -
Expired
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Abstract
A platinum alloy catalyst on an electrically conductive carbon support which contains an alloy of 40 to 60 atom-% of platinum, 10 to 20 atom-% of rhodium and 20 to 50 atom-% of iron in the form of finely divided alloy particles. The catalyst is characterised in that the average particle size of the alloy particles is less than 10 nm.
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