Patents Examined by Randy Gularowski
  • Liquid crystalline epoxy resin as additive for polyketone polymers
    Patent number: 5288822
    Abstract: Polyketone polymers can be stabilized and rendered more processable by the inclusion of a liquid crystalline diglycidyl compound, e.g., the diglycidyl ether of a 1,4-bis(p-hydroxybenzoyloxy) cyclohydrocarbon.
    Type: Grant
    Filed: January 14, 1992
    Date of Patent: February 22, 1994
    Assignee: Akzo nv
    Inventors: Jagadish C. Goswami, Ki-Soo Kim
  • Rigid thermoplastic compositions capable of forming articles with matte surface
    Patent number: 5130374
    Abstract: Rigid thermoplastic articles are disclosed which have reduced surface gloss. The reduced gloss is achieved by the use of a mixture of polymers having different viscoelastic properties. The preferred embodiment is a mixture of PVC and crosslinked PVC.
    Type: Grant
    Filed: October 26, 1989
    Date of Patent: July 14, 1992
    Assignee: The B.F. Goodrich Company
    Inventors: Ross J. Cozens, William S. Greenlee, Douglas E. Skillicorn