Patents Assigned to Hebr International Inc.
  • Unsaturated polyester resin composition
    Patent number: 6031046
    Abstract: The invention concerns an unsaturated polyester resin composition which contains a multifunctional polyacrylate aliphatic polyurethane oligomer or prepolymer of low molecular weight, a method of preparing such oligomers, and cured polymers and cured laminate-type products employing such oligomers.
    Type: Grant
    Filed: March 23, 1998
    Date of Patent: February 29, 2000
    Assignee: Hebr International Inc.
    Inventor: Stuart B. Smith