Patent ID: 7176339
Filing Date: 2007-02-13
Classification: C07C,C10G,Y02P

Abstract:
1. A process for producing xylenes from reformate, which process comprises: (a) providing a reformate containing hydrogen, C (b) removing at least a portion of said hydrogen from said reformate to produce a product having less hydrogen content than said reformate and containing C (c) methylating at least a portion of the benzene, toluene, or mixtures thereof present in said product in a methylation reaction zone with a methylating agent under vapor phase conditions effective for the methylation and in the presence of a catalyst effective for the methylation to produce a resulting product having a higher para-xylene content than said reformate, wherein said catalyst comprises a zeolite-bound-zeolite catalyst, a selectivated zeolite, or a mixture thereof, and wherein said zeolite in said zeolite-bound-zeolite catalyst or said selectivated zeolite comprises ZSM-5.