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US 4,122,125 AGranted
Hydroalkylation using multimetallic zeolite catalyst
AssigneePhillips Petroleum Company
InventorsTimothy P. Murtha, William A. Jones, Ernest A. Zuech, Marvin M. Johnson
Life of this patent
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Abstract
An aromatic hydrocarbon is contacted under hydroalkylation conditions and in the presence of hydrogen with a catalyst comprising at least one ruthenium compound and at least one nickel compound supported on a calcined, acidic, rare earth-treated crystalline zeolite.
Claims12
A process for producing monocycloalkyl aromatic hydrocarbons and substituted monocycloalkyl aromatic hydrocarbons which comprises:
- contacting a monocyclic aromatic hydrocarbon or an alkyl substituted monocyclic aromatic hydrocarbon under hydroalkylation conditions and in the presence of hydrogen with a catalyst consisting essentially of at least one ruthenium compound and at least one nickel compound supported on a calcined, acidic, rare earth-treated crystalline zeolite selected from the group consisting of Type X and Type Y zeolites.
Dependencies are inferred from the claim text.