B - Operations – Transporting – 01 – J
Patent
B - Operations, Transporting
01
J
B01J 35/10 (2006.01) B01J 23/40 (2006.01) B01J 37/02 (2006.01)
Patent
CA 2570355
A sol comprising metal oxide nanoparticles and stabiliser ions dispersed in an aqueous liquid is disclosed. The nanoparticles comprise a metal selected from the group consisting of platinum, palladium, rhodium, iridium, ruthenium and osmium and the molar ratio of metal: stabiliser ions is at least 0.7. Methods of preparing supported catalyst materials wherein the sots are contacted with support materials are also disclosed.
L'invention concerne un sol contenant des nanoparticules d'un oxyde métallique et des ions stabilisateurs dispersés dans un liquide aqueux. Les nanoparticules contiennent un métal sélectionné dans le groupe constitué de platine, palladium, rhodium, iridium, ruthénium et osmium. Le rapport molaire métal/ions stabilisateur est de 0,7 minimum. L'invention concerne également des procédés de préparation de matériaux catalyseurs supportés, les sols étant mis en contact avec les matériaux supports.
Fisher Janet Mary
Thompsett David
Johnson Matthey Public Limited Company
Ridout & Maybee Llp
LandOfFree
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