Patents by Inventor Johan Antoine Stefaan Macken

Johan Antoine Stefaan Macken 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).

  • Process for making a polyurethane foam
    Patent number: 9814187
    Abstract: Process for making a foam suitable as plant growth medium by reacting a polyisocyanate, a polyether polyol mixture and water at an isocyanate index of 90-150 wherein the polyol mixture used comprises at least 2 polyols and wherein the polyol mixture comprises less than 50% by weight oxyethylene calculated on the weight of the polyol mixture.
    Type: Grant
    Filed: October 25, 2012
    Date of Patent: November 14, 2017
    Assignee: HUNTSMAN INTERNATIONAL LLC
    Inventors: Johan Antoine Stefaan Macken, Loredana Moro, Johannes Eduward Irene Marie Josefa Clerinx, Annelies Vandevelde
  • Process for making a flexible polyurethane foam
    Patent number: 8809410
    Abstract: Flexible polyurethane foam having a density of 25-70 kg/m3 and a compression load deflection of 5-15 kPa. Process for making a flexible polyurethane foam and the use as plant growth medium and in green roofs and green walls.
    Type: Grant
    Filed: September 14, 2010
    Date of Patent: August 19, 2014
    Assignee: Huntsman International LLC
    Inventors: Johan Antoine Stefaan Macken, Herman Eugene Germain Moureau, Steven Ramsdonck, Annelies Vandevelde
  • PROCESS FOR MAKING A FLEXIBLE POLYURETHANE FOAM
    Publication number: 20120196946
    Abstract: Flexible polyurethane foam having a density of 25-70 kg/m3 and a compression load deflection of 5-15 kPa. Process for making a flexible polyurethane foam and the use as plant growth medium and in green roofs and green walls.
    Type: Application
    Filed: September 14, 2010
    Publication date: August 2, 2012
    Applicant: Huntsman International LLC
    Inventors: Johan Antoine Stefaan Macken, Herman Eugene Germain Moureau, Steven Ramsdonck, Annelies Vandevelde
  • Process for making visco-elastic foams
    Patent number: 7947756
    Abstract: Process for making a slabstock, visco-elastic, flexible, polyurethane foam which process comprises reacting a polyisocyanate and a polyol at an index of 60-95 and using a blowing agent, wherein 5-50 and preferably 10-40% by weight of the polyol used is castor oil. The foams and a polyol composition are claimed as well.
    Type: Grant
    Filed: June 12, 2007
    Date of Patent: May 24, 2011
    Assignee: Huntsman International LLC
    Inventors: Kris Andries, Johan Antoine Stefaan Macken