CATALYST BASED ON 2-HYDROXY-BUTANEDIOIC ACID OR 2-HYDROXY-BUTANEDIOIC ACID ESTERS AND ITS USE IN A HYDROTREATMENT AND / OR HYDROCRACKING PROCESS

摘要

The subject of the invention is a catalyst comprising a support based on alumina or on silica or on silica-alumina, at least one element from group VIII, at least one element from group VIB, and an organic compound of formula (I). in which : - R1 is a hydrocarbon radical comprising from 1 to 12 carbon atoms, saturated or not, linear, branched or cyclic, - X is chosen from a hydrocarbon radical comprising from 1 to 12 carbon atoms, saturated or not, linear, branched or cyclic, a hydrogen atom and an alcohol function.