Patents by Inventor William N. Vanderkooi

William N. Vanderkooi has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Hydration of acrylonitrile to acrylamide
    Patent number: 4177210
    Abstract: An improved process for the hydration of acrylonitrile to acrylamide where nitrile and water are contacted with a heterogeneous hydration catalyst and the process is improved by utilizing as feed acrylonitrile and water which are substantially free of oxazole. Acrylamide monomer of enhanced stability against premature polymerization is obtained.
    Type: Grant
    Filed: July 5, 1978
    Date of Patent: December 4, 1979
    Assignee: The Dow Chemical Company
    Inventors: William N. Vanderkooi, Gary L. Jewett