Patents by Inventor Robertus Petrus Cornelis Van Der Krogt

Robertus Petrus Cornelis Van Der Krogt 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).

  • Multilayer coating system
    Patent number: 7923113
    Abstract: The invention relates to a multi-layer coating system comprising at least one layer a) comprising a coating composition a) comprising at—least one isocyanate-functional compound and at least one thiol-functional compound, and—at least one layer b) comprising an aqueous coating composition b), wherein at least one layer a) and at least one layer b) have at least one common layer boundary, and wherein coating composition b) comprises at least 17 mmol/kg, calculated on the weight of coating composition b), of a catalyst for the addition reaction of the at least one thiol-functional compound and the at least one isocyanate-functional compound.
    Type: Grant
    Filed: December 12, 2006
    Date of Patent: April 12, 2011
    Assignee: Akzo Nobel Coating International B.V.
    Inventors: Nazire Dogan, Josef Pancratius Maria Jonker, Robertus Petrus Cornelis Van Der Krogt, Peter Wijnands
  • MULTILAYER COATING SYSTEM
    Publication number: 20090142600
    Abstract: The invention relates to a multi-layer coating system comprising at least one layer a) comprising a coating composition a) comprising at—least one isocyanate-functional compound and at least one thiol-functional compound, and—at least one layer b) comprising an aqueous coating composition b), wherein at least one layer a) and at least one layer b) have at least one common layer boundary, and wherein coating composition b) comprises at least 17 mmol/kg, calculated on the weight of coating composition b), of a catalyst for the addition reaction of the at least one thiol-functional compound and the at least one isocyanate-functional compound.
    Type: Application
    Filed: December 12, 2006
    Publication date: June 4, 2009
    Applicant: AKZO NOBEL COATINGS INTERNATIONAL B.V.
    Inventors: Nazire Dogan, Josef Pancratius Maria Jonker, Robertus Petrus Cornelis Van Der Krogt, Peter Wijnands