Patents by Inventor Robert C. Marriott

Robert C. Marriott 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).

  • Method of imparting salt and/or mechanical stability to aqueous polymer microsuspensions
    Patent number: 4269749
    Abstract: An improved method of imparting salt and/or mechanical stability to an aqueous polymer microsuspension comprising admixing with the microsuspension a stabilizing amount of a mono- and dialkyldiphenyl ether sulfonate surfactant composition comprising, by weight, at least about 35 weight percent, based on the total weight of the composition, of at least one dialkyldiphenyl ether sulfonate.
    Type: Grant
    Filed: April 30, 1979
    Date of Patent: May 26, 1981
    Assignee: The Dow Chemical Company
    Inventors: Robert C. Marriott, Frank W. Kristal, Robert M. Julier