Patents by Inventor Morris M.S. Lee

Morris M.S. Lee 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).

  • Glass reinforced nylon blend with improved knitline strength
    Patent number: 6759474
    Abstract: The present invention provides a polymer alloy including from about 40% to about 75% by weight of at least one polyamide, from about 10% to about 50% by weight polypropylene, from about 0.01% to about 1.0% by weight of at least one block copolymer including a vinyl aromatic monomer and a conjugated diene, and also includes an unsaturated dicarboxylic reagent, from about 0.1% to about 5.0% by weight of at least one block copolymer or terpolymer, wherein the terpolymer may have an unsaturated dicarboxylic reagent grafted thereto, from about 0.01% to about 7.5% of a compatibilizing agent, and from about 5% to about 50% by weight of a filler. The alloy of the present invention exhibits improved knitline strength and improved drop impact results compared with prior art fiberglass-reinforced nylon blends.
    Type: Grant
    Filed: March 3, 2003
    Date of Patent: July 6, 2004
    Assignee: Ferro Corporation
    Inventors: Brian D. Keener, Morris M.S. Lee, Daniel L. Evans, Donald E. Julian, Thomas L. McElyea, Deenadayalu Chundury