Patents by Inventor Jean M. Heuschen

Jean M. Heuschen 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).

  • Blends comprising a polyphenylene ether, a fluorine-containing olefinic polymer and a vinyl aromatic alkyl (meth) acrylate copolymer
    Patent number: 5155169
    Abstract: The invention relates to polymer mixtures which comprise a polyphenylene ether, a fluorine-containing olefinic polymer or copolymer and a vinyl-aromatic alkyl(meth)acrylate copolymer. Polymer mixtures having improved properties are obtained by the addition of a di- or triblock copolymer with one or more blocks derived from conjugated diene units and with one or more blocks derived from vinylaromatic units.
    Type: Grant
    Filed: August 15, 1990
    Date of Patent: October 13, 1992
    Assignee: General Electric Company
    Inventors: Robertus E. de Jong, Jean M. Heuschen, Roger W. Avakian, Roelof van der Meer
  • Impact modified polyphenylene ether-polyamide compositions
    Patent number: 4874810
    Abstract: Reinforced thermoplastic compositions comprised of compatible combinations of a polyphenylene ether resin, polyamide resin, and glass fibers can be impact modified with a modifying agent comprising a partially hydrogenated diblock copolymer of styrene and ethylene/propylene which result in molding compositions having improved thermal aging characteristics.
    Type: Grant
    Filed: March 6, 1987
    Date of Patent: October 17, 1989
    Assignee: General Electric Company
    Inventors: Gim F. Lee, Jr., Jean M. Heuschen, Roelof Van Der Meer