Patent ID: 6030921
Filing Date: 2000-02-29
Classification: B01J,C10G,C22C

Abstract:
A hydroconversion catalyst exhibiting improved sulfur tolerance comprising a platinum-palladium alloy and an oxide matrix, wherein the molar ratio of platinum to palladium in the alloy is between about 2:1 and about 1:1 and wherein the catalyst comprises between about 0.1 weight percent and about 1.0 weight percent of the platinum-palladium alloy, the oxide matrix comprises silica, alumina, or combinations thereof, the oxide matrix has a weight ratio of silica to alumina in the range from about 1:10 to 10:1 and having a total pore volume greater than about 0.45 cm.sup.3 /g with at least about 1% of the total pore volume being macropores of diameter greater than about 1000 angstroms.