Patent ID: 6500997
Filing Date: 2002-12-31
Classification: B01J,C07C

Abstract:
A catalyst for the disproportionation and transalkylation reactions of toluene and heavy aromatic hydrocarbons including C9A and C10A, and/or the hydrodealkylation and/or transalkylation reactions of heavy aromatic hydrocarbons including C9A and C10A, consisting of by weight 20 to 90 parts of mordenite or &bgr;-zeolite having a SiO2/Al2O3 molar ratio of about 15.1 to 27.0, about 0.05 to 1.0 parts of metal bismuth or oxides thereof supported on the zeolite, 0 to 5 parts of one or more metal(s) M or oxides thereof, M being selected from the group consisting of molybdenum, copper, strontium, lanthanum, and rhenium, and 10 to 60 parts of alumina as an adhesive.