Patents by Inventor David M. Zukowski

David M. Zukowski 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).

  • ADHESION-PROMOTING AGENT FOR PROTECTIVE COATINGS
    Publication number: 20100266855
    Abstract: The present invention relates to an adhesion-promoting agent that contains at least 1.5 isocyanate groups per molecule and at least one urea linked silane group, coating compositions containing the adhesion promoting agent and methods for adhering protected coatings to a substrate. The adhesion-promoting agent is especially useful as an additive to the crosslinking component of a two component coating composition. The coating composition is especially useful for use as a protective coating on a previously coated or uncoated substrate such as an automobile.
    Type: Application
    Filed: December 22, 2008
    Publication date: October 21, 2010
    Applicant: E. I. DU PONT DE NEMOURS AND COMPANY
    Inventor: David M. Zukowski
  • Method for achieving primerless windshield sealant adhesion over a carbamate clearcoat
    Patent number: 7144631
    Abstract: A method for adhering windshield sealants directly over a basecoat/clearcoat finish in which the clearcoat comprises a carbamate polymer or oligomer.
    Type: Grant
    Filed: November 7, 2003
    Date of Patent: December 5, 2006
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Jun Lin, Leatrese Dionne Hopkins, David M. Zukowski, Scott W. Loper