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US 4,287,364 AGranted
Molybdenum catalyst for aniline-formaldehyde condensation
AssigneeTexaco Inc.
InventorsEdward T. Marquis, Robert M. Gipson, Lewis W. Watts, Jr.
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Abstract
Covers a method of preparing diaminodiphenylmethanes and higher homologues thereof which comprises the step of condensing aniline and formaldehyde in the presence of a molybdenum aluminide catalyst.
Claims3
A method of preparing diaminodiphenylmethane and higher homologues thereof which comprises the step of condensing aniline and formaldehyde in the presence of an molybdenum aluminide catalyst.
Dependencies are inferred from the claim text.