Catalysts for use in hydrocarbon conversion reactions and containing one doping metal chosen from the group consisting of titanium, zirconium, hafnium, cobalt, nickel, zinc, the lanthanides and alkali and alkaline-earth metals

摘要

PCT No. PCT/FR96/00916 Sec. 371 Date Dec. 15, 1997 Sec. 102(e) Date Dec. 15, 1997 PCT Filed Jun. 14, 1996 PCT Pub. No. WO97/00304 PCT Pub. Date Jan. 3, 1997The present invention relates to a catalyst comprising : a matrix consisting of a mixture of eta transition alumina, gamma transition alumina, and at least one doping metal chosen from the group made up of titanium, zirconium, hafnium, cobalt, nickel, zinc, the lanthanides, the alkali metals and alkaline-earth metals, at least one halogen chosen from the group made up of fluorine, chlorine, bromine and iodine, at least one noble metal from the platinum group, and at least one promoter metal chosen from the group made up of tin, germanium, indium, gallium, thallium, antimony, lead, rhenium, manganese, chromium, molybdenum and tungsten.