Two-stage process for converting propane to aromatics

Chemistry of hydrocarbon compounds – Plural serial diverse syntheses – To produce aromatic

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585315, 585407, 585415, 585418, 585424, 585662, C07C 208, C07C 532

Patent

active

045543933

ABSTRACT:
A process for the production of aromatic compounds from low-molecular weight predominantly paraffinic feedstock which comprises contacting the feedstock in a first reactor with a dehydrogenation catalyst to produce a first reaction product containing alkenes; contacting said first reaction product in a second reactor with a crystalline aluminosilicate catalyst to produce a second reaction product containing aromatics; and separating an aromatic-rich fraction therefrom. In a preferred embodiment the feedstock consists essentially of propane and/or butane.

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