Patents by Inventor Anna Johanna Van Der Zande-De Maertelaere

Anna Johanna Van Der Zande-De Maertelaere 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).

  • Aqueous coating composition and preparation thereof
    Patent number: 9023942
    Abstract: A process for the preparation of a thixotropic aqueous coating composition comprising the steps of: i) providing an aqueous dispersion of a binder system comprising carbonyl and hydrazide functional groups for crosslinking; and ii) reacting in the aqueous dispersion, an ether amine with a tris(isocyanate) isocyanurate to form a polyurea sag control agent.
    Type: Grant
    Filed: January 24, 2011
    Date of Patent: May 5, 2015
    Assignee: Nuplex Resins B.V.
    Inventors: Anna Johanna Van Der Zande-De Maertelaere, Dirk Emiel Paula Mestach