Patents by Inventor Darryl K. Tolbert

Darryl K. Tolbert 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).

  • Aqueous method of making reinforced composite material from latex, solid polymer and reinforcing material
    Patent number: 4426470
    Abstract: Reinforced polymer composites having a uniform mix of fiber, polymer and binder and having good physical properties are prepared by forming dilute aqueous slurries of a solid heat fusible organic polymer, a reinforcing material and a bound charge latex binder.
    Type: Grant
    Filed: September 16, 1982
    Date of Patent: January 17, 1984
    Assignee: The Dow Chemical Company
    Inventors: Ritchie A. Wessling, Larry D. Yats, Darryl K. Tolbert