Patents by Inventor Ralph G. Beattie

Ralph G. Beattie 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 for preparing vinyl ester resins
    Patent number: 4296220
    Abstract: A method for preparing vinyl ester resins comprises reacting mono-, di- or polyhydroxy functional phenols with a tertiary alkyl glycidyl ether in the presence of a catalyst, e.g., triphenyl phosphine, followed by dealkylating and esterifying the adduct with an olefinically unsaturated aliphatic acid, e.g., acrylic acid, in the presence of a strong acidic catalyst, e.g., p-toluene sulfonic acid.
    Type: Grant
    Filed: June 2, 1980
    Date of Patent: October 20, 1981
    Assignee: The Dow Chemical Company
    Inventors: Harold O. Seeburger, Ralph G. Beattie, Violete L. Stevens