Patents Assigned to Composite Technology Group
  • Production materials having unstyrenated polyester or vinyl ester resins
    Patent number: 6646057
    Abstract: Disclosed is a nonstyrenated polyester or vinyl ester resin that is found to be nonbrittle and to have good temperature performance, relative to known nonstyrenated polyesters or vinyl esters. Also disclosed is a nonstyrenated polyester or vinyl ester urethane acrylate resin. Methods for making nonstyrenated polyester or vinyl ester resins, including urethane acrylate resins, are provided.
    Type: Grant
    Filed: November 4, 1998
    Date of Patent: November 11, 2003
    Assignee: Composite Technology Group
    Inventors: Richard M. Anders, Kenneth R. Anders, Dale K. Becker