Patents by Inventor Kim S. Percell

Kim S. Percell 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).

  • Mold release enhancement for acrylonitrile-butadiene-styrene molding resins
    Patent number: 4639484
    Abstract: Thermoplastic molding compositions are provided which include acrylonitrile-butadiene-styrene resin in combination with a mold release agent ester that is a wax ester including cetyl palmitate, cetyl stearate and blends of cetyl palmitate and cetyl stearate. Also provided is a method for reducing the release force needed to remove injection molded acrylonitrile-butadiene-styrene parts from the mold by incorporating the mold release agent ester into the thermoplastic molding composition.
    Type: Grant
    Filed: March 25, 1986
    Date of Patent: January 27, 1987
    Assignee: Witco Chemical Corporation
    Inventor: Kim S. Percell