The catalyst of the type galloaluminosilicate containing gallium, a noble metal from the platinum family and at least one additional metal, and its use in the aromatization of the hydrocarbons.

摘要

Composite catalyst that contains: & br / a zeolite of mfi structure, in its hydrogen form, containing in the framework at least the elements silicon, aluminium and / or gallium; a matrix; the gallium, at least one noble metal of the platinum family, at least one additional metal chosen from the group constituted by tin, germanium, indium, copper, iron, molybdenum, gallium, thallium, gold, silver, ruthenium, chromium, tungsten, and the lead and possibly a compound chosen from the group consisting of alkali metals and alkaline-earth - metal, & br / its preparation and its use in the aromatization reactions of hydrocarbons containing from 2 to 9 carbon atoms per molecule.