Fremgangsmate for sulfurering av metallhydrobehandlingskatalysatorer, og anvendelse av slike sulfurerte katalysatorer

摘要

The incorporation of an orthophthalic ester with the sulfurizing agent results in an improvement in the sulfuration of the catalyst and in its activity. The process comprises a treatment of the catalyst with a sulfurizing agent containing an ester of orthophthalic acid. An Independent claim is also included for the use of the presulfurized catalyst.