Catalyst and method of preparation

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United States of America Patent

PATENT NO 9616409
SERIAL NO

14002971

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Abstract

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A method of making a supported catalytic species comprising an alloy of at least two metals, comprises the steps of:

    (i) combining a particulate support material, a solution of a first metal compound, a solution of a second metal compound, and a solution of an alkaline precipitating agent to form a slurry mixture;(ii) agitating the resultant mixture; and(iii) contacting the solids with a reducing agent,wherein the first metal in the first metal compound and the second metal in the second metal compound is each independently selected from the group consisting of gold, palladium, platinum, rhodium, iridium, silver, osmium and ruthenium; and wherein the first metal is not the same as the second metal.

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Patent Owner(s)

Patent OwnerAddress
JOHNSON MATTHEY PUBLIC LIMITED COMPANYLONDON EC4A 4AB

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chiffey, Andrew Francis Ware, GB 72 860
David, Bergeal Ware, GB 1 5
Johnston, Peter Royston, GB 45 284
Moreau, Francois Cambridge, GB 62 303
Phillips, Paul Richard Royston, GB 121 1488

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