Patents by Inventor Dennis G. Glascock

Dennis G. Glascock 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).

  • Deashing process for polyolefins using an alpha,beta-unsaturated ketone
    Patent number: 5331086
    Abstract: A dicarbonyl compound and an alpha,beta-unsaturated ketone are used to deactivate a transition metal/organometal catalyst in polymerization of at least one monomer to form a 1-olefin polymer. The polymer is deashed with a lower alcohol optionally followed by a wash with the starting monomer or n-heptane.
    Type: Grant
    Filed: July 12, 1993
    Date of Patent: July 19, 1994
    Assignee: Phillips Petroleum Company
    Inventors: Phil M. Stricklen, Calvin E. Moore, Dennis G. Glascock