Catalyst for steam dehydrocyclization
AssigneeTexaco Inc.
InventorsRichard F. Love, Tansukhlal G. Dorawala, Edwin R. Kerr
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Abstract
Steam dehydrocyclization of paraffinic hydrocarbons to aromatic hydrocarbons is effected in the presence of catalyst, typically a supported rhodium catalyst bearing copper.
Claims8
A catalyst composition consisting essentially of a porous support, a catalytic amount of a Group VIII metal, a Group IA metal, and an activating amount of a Group IB metal.
A catalyst composition comprising
- a (VIII).sub.2/n 0:
- b (VI).sub.2/m O:
- c (IA).sub.2 0:
- d (Supp):
- e (IB).sub.2/p O
- wherein VIII represents a metal of Group VIII of the Periodic Table of valence n, VI represents metal of Group VI B of the Periodic Table of valence m, IA represents a metal of Group I A of the Periodic Table, Supp represents support, IB represents a metal of Group I B of the Periodic Table of valence p, a is 0.002-0.75, b is 0.0001-0.78, c is 0.003-0.13, d is 0.15-2.49, e is 0.0025-0.13.
A catalyst composition consisting essentially of (0.002-0.02) Rh.sub.2/3 O:
- (0-0.78) Cr.sub.2/3 O:
- (0.01-0.04) K.sub.2 O;
- (0.003-0.01) CuO:Al.sub.2 O.sub.3.
A catalyst composition consisting essentially of a supported catalyst containing rhodium, potassium and copper.
A catalyst composition comprising a supported catalyst containing rhodium, nickel, potassium, and copper.
Dependencies are inferred from the claim text.