Patents Represented by Attorney R. M. Allen

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  • Mixed metal oxide catalytic process for the preparation of triethylenediamines
    Patent number: 5162531
    Abstract: A process for preparing bridged nitrogen-containing compounds which comprises contacting a cyclic nitrogen-containing compound reactant with a mixed metal oxide catalyst under conditions effective to produce the bridged nitrogen-containing compound.
    Type: Grant
    Filed: September 20, 1990
    Date of Patent: November 10, 1992
    Assignee: Union Carbide Chemicals & Plastics Technology Corporation
    Inventor: Stephen W. King