Metal particles, exhaust gas purifying catalyst comprising metal particles, and methods for producing them
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United States of America Patent
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Aug 25, 2015
Grant Date -
Apr 24, 2014
app pub date -
Sep 8, 2011
filing date -
Mar 4, 2011
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Abstract
Provided are metal particles comprising an at least partial solid solution of rhodium and gold. Also provided is a method for producing metal particles comprising adding a boron-based reducing agent to a mixed solution containing a rhodium salt and a gold salt to produce the metal particles comprising an at least partial solid solution of rhodium and gold. Furthermore, provided are an exhaust gas purifying catalyst comprising the metal particles supported on a catalyst support and a method for producing the same.
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