| abstract |
Disclosed is a hydrorefining catalyst produced by placing a carrier into a steeping liquor for steeping, then aging, drying and activating The catalyst contains the carrier, Mo and Co, characterized in that, based on 100 wt % of the catalyst, the catalyst contains 5-25 % of molybdenum oxide, 1-6 % of cobalt oxide, 0-15 % of tungsten oxide, 0-4% of nickel oxide and 0-4 5 % of alkali metal oxides, the pore volume of the catalyst is 0 30-0 85ml/g, and the specific surface area is 110-380 m 2 /g A compounded solvent for producing the catalyst contains simultaneously ammonia and polyamine complexing agent The catalyst has good hydrogenation activity, high selectivity, long running time and excellent antiscorching characteristics |