Patents Examined by Jeffery R. Thuklow
  • Process for producing aromatic heterocyclic polymer alloys
    Patent number: 4377546
    Abstract: A novel method is taught for preparing polymeric alloys composed of a mixture of an aromatic heterocyclic rod-like reinforcing polymer and an aromatic heterocyclic coil-like amorphous mixture with vastly improved mechanical properties.
    Type: Grant
    Filed: August 11, 1981
    Date of Patent: March 22, 1983
    Assignee: The United States of America as represented by the Secretary of the Air Force
    Inventors: Thaddeus E. Helminiak, Charles L. Benner, Fred E. Arnold, George Husman