Patents by Inventor C. Langrick

C. Langrick 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).

  • POLYAMIDE COMPOSITION WITH IMPROVED HEAT STABILITY AND WHITENESS
    Publication number: 20080090945
    Abstract: A polyamide composition, which includes an optical brightener together with an anti-oxidant stabilizer, is disclosed. This composition is suitable for making yarns, such as sewing thread, and fabrics, garments, molded articles or other articles such as carpets from these yarns. Processes for incorporating optical brighteners into polyamide compositions, polymers and yarns to make fabrics and molded articles that exhibit superior whiteness after heat-setting are also disclosed.
    Type: Application
    Filed: September 19, 2007
    Publication date: April 17, 2008
    Applicant: INVISTA NORTH AMERICA S.A R.L.
    Inventors: C. Langrick, John Buzinkai, Wai-Shing Yung, Ketan Shridharani