Gallaaluminosilicate catalyst containing gallium, a noble metal of the platinum group, and additional metals and the use thereof for the aromatisation of hydrocarbons.

摘要

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