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US 4,329,531 AGranted
Hydroalkylation catalyst and methods for producing and employing same
AssigneePhillips Petroleum Company
InventorsTimothy P. Murtha, Ernest A. Zuech
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Abstract
An aromatic hydrocarbon is contacted under suitable hydroalkylation conditions with a composition comprising a calcined, acidic, nickel and rare earth-treated crystalline zeolite.
Claims22
In a process comprising contacting an aromatic hydrocarbon feedstock under hydroalkylation conditions with a catalyst consisting essentially of a calcined, acidic, nickel and rare-earth exchanged crystalline zeolite, to produce a cycloalkyl aromatic product, the improvement comprising employing a catalyst which was calcined at a temperature which did not exceed 400.degree. C.
Dependencies are inferred from the claim text.