Patents by Inventor Glen E. Meyer

Glen E. Meyer 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).

  • Carboxyl terminated polydienes
    Patent number: 4069384
    Abstract: Carboxyl terminated polymers prepared by reacting a cyclic anhydride with a liquid polymeric hydroxyl terminated polymer selected from polyethers, polydienes, and copolymers of the dienes with styrene or acrylonitrile in the presence of a catalyst selected from quaternary ammonium salts and from halogen acid salts of amines. The carboxyl terminated polymers can be used as flexibilizers in epoxy resins.
    Type: Grant
    Filed: November 8, 1974
    Date of Patent: January 17, 1978
    Assignee: The Goodyear Tire & Rubber Company
    Inventor: Glen E. Meyer