Patents by Inventor Shirley N. Kendall

Shirley N. Kendall 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).

  • Flame-retardant polyolefin compositions containing exudation inhibitor and process for producing same
    Patent number: 4699734
    Abstract: The invention relates to base polyolefin compositions, and concentrates thereof adapted to be let down or diluted by addition of further polyolefin, flameproofed by incorporation therein of an organohalo flame-retardant and a metal oxide or sulfide synergist, are rendered resistant to exudation by incorporating therein the combination of an epoxy resin, an elastomeric resin, and a nucleating agent, the epoxy resin being present in an amount of from about 0.01 to about 10 percent, the elastomeric resin being present in an amount of from about 0.1 to about 20 percent, and the nucleating agent being present in an amount of from about 0.1 to about 10 percent and non-fogging molded products obtained thereby.
    Type: Grant
    Filed: November 6, 1985
    Date of Patent: October 13, 1987
    Assignee: A. Schulman, Inc.
    Inventors: Shirley N. Kendall, Ramesh Rengarajan