Patents by Inventor Michael Joseph Mutz

Michael Joseph Mutz 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).

  • Composition of polyamide, polyethylene ionomer copolymer
    Patent number: 4078014
    Abstract: A composition consisting essentially of 65 to 89% by weight of crystallizable polyamide, 10 to 30% by weight polyethylene, and 1 to 20% by weight of a copolymer comprising polymerized units of ethylene and at least one .alpha.,.beta.-ethylenically unsaturated carboxylic acid having from 3 to 8 carbon atoms, the copolymer having from 15 to 80% of carboxylic acid groups ionized by neutralization with metal ions of zinc, cadmium or lead. The composition possesses good tensile properties including toughness and is useful for moldings and insulated wire jacketing.
    Type: Grant
    Filed: June 10, 1976
    Date of Patent: March 7, 1978
    Assignee: E. I. Du Pont de Nemours and Company
    Inventors: Howard Warner Starkweather, Jr., Michael Joseph Mutz