Patents by Inventor CURTIS R. CENTER

CURTIS R. CENTER 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).

  • THERMOPLASTIC MELT-MIXED COMPOSITION WITH EPOXY-CARBOXYLIC ACID COMPOUND HEAT STABILIZER
    Publication number: 20130338260
    Abstract: Disclosed is a thermoplastic melt-mixed composition including: a) a semicrystalline polyamide resin; b) a polyepoxy compound including at least two or more epoxy groups; the polyepoxy compound having a number average molecular weight of less than 8000; one or more carboxylic acid compounds selected from the group consisting of polyacids, acid alcohols and combinations of these, the carboxylic acid compounds have a number average molecular weight of less than 2000; and optionally, d) reinforcing agent; e) polymeric toughener; and f) further additives.
    Type: Application
    Filed: June 12, 2013
    Publication date: December 19, 2013
    Applicant: E I DU PONT DE NEMOURS AND COMPANY
    Inventors: CURTIS R. CENTER, YUEFEI TAO, JENNIFER L. THOMPSON, LECH WILCZEK, CHEN QIAN ZHAO, ANDREW JAY DUNCAN