Patents by Inventor Geert Lodewijk Dries

Geert Lodewijk Dries 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).

  • Additive for Reducing Polyurethane Foam Degradation
    Publication number: 20230303792
    Abstract: The present disclosure relates to sulfonic acid esters for use as additives in a polyurethane formulation. The polyurethane formulation further includes a compound containing an isocyanate functional group, an active hydrogen-containing compound and a reactive amine catalyst.
    Type: Application
    Filed: August 11, 2021
    Publication date: September 28, 2023
    Inventors: Pietro Buono, Dion Deriks, Wouter Geers, Heiko Heinrich Humbert, Geert Lodewijk Dries, Petra Emma Vanderstraeten
  • Composition
    Patent number: 11680130
    Abstract: An isocyanate reactive composition including at least one component selected from the group consisting of a polyether polyol, a polyester polyol, a polyether polyamide and a polyester polyamide; one or more amine components, each of said amine components having a given structure. In some embodiments, the average number of nitrogen atoms of said amine components is in the range of 5 to 10.
    Type: Grant
    Filed: June 2, 2021
    Date of Patent: June 20, 2023
    Assignee: HUNTSMAN Petrochemical LLC
    Inventors: Geert Lodewijk Dries, Robert Allison Grigsby, Ernest Lee Rister, Jr., Eugene P. Wiltz, Jr.
  • Method for the reduction of aldehyde emission in polyurethane foam
    Patent number: 11548997
    Abstract: The invention is related to a method for reducing the emission of acetaldehyde and/or propionaldehyde from a polyurethane or polyurea foam, by using a reaction mixture comprising at least one isocyanate reactive component selected from the group consisting of a polyether polyol, a polyester polyol, a polyether polyamine and a polyester polyamine; an isocyanate component; and cyanoacetamide.
    Type: Grant
    Filed: February 6, 2017
    Date of Patent: January 10, 2023
    Assignee: Huntsman International LLC
    Inventors: Ingrid Welvaet, Geert Lodewijk Dries, Joris Karel Peter Bosman
  • Composition
    Publication number: 20210347932
    Abstract: An isocyanate reactive composition including at least one component selected from the group consisting of a polyether polyol, a polyester polyol, a polyether polyamide and a polyester polyamide; one or more amine components, each of said amine components having a given structure. In some embodiments, the average number of nitrogen atoms of said amine components is in the range of 5 to 10.
    Type: Application
    Filed: June 2, 2021
    Publication date: November 11, 2021
    Inventors: Geert Lodewijk Dries, Robert Allison Grigsby, Ernest Lee Rister, JR., Eugene P. Wiltz, JR.
  • Composition
    Patent number: 11053338
    Abstract: An isocyanate reactive composition comprising At least one component selected from the group consisting of a polyether polyol, a polyester polyol, a polyether polyamide and a polyester polyamide; one or more amine components, each of said amine components having a given structure. In some embodiments, the average number of nitrogen atoms of said amine components is in the range of 5 to 10.
    Type: Grant
    Filed: April 17, 2019
    Date of Patent: July 6, 2021
    Assignee: HUNTSMAN Petrochemical LLC
    Inventors: Geert Lodewijk Dries, Robert Allison Grigsby, Ernest Lee Rister, Jr., Eugene P. Wiltz, Jr.
  • Polyisocyanate-based anti-corrosion coating
    Patent number: 10717880
    Abstract: Anti-corrosion coating for metallic substrates obtainable by reacting an organic polyisocyanate with a compound containing isocyanate-reactive hydrogen atoms at an isocyanate index of between 1000 and 5000% in the presence of a trimerisation catalyst.
    Type: Grant
    Filed: January 13, 2015
    Date of Patent: July 21, 2020
    Assignee: HUNTSMAN INTERNATIONAL LLC
    Inventors: Geert Lodewijk Dries, Thorsten Gurke
  • Composition to reduce the amount of aldehydes emitted from polyurethane foams
    Patent number: 10472456
    Abstract: An isocyanate reactive composition comprising At least one component selected from the group consisting of an isocyanate reactive component; a treating agent selected from the group consisting of cyclic urea substituted with at least one isocyanate reactive group, a free radical scavenger, or a polymer acid, or a mixture thereof; one or more amine components, each of said amine components having a given structure.
    Type: Grant
    Filed: July 9, 2015
    Date of Patent: November 12, 2019
    Assignee: HUNTSMAN Petrochemical LLC
    Inventors: Geert Lodewijk Dries, Eugene P Wiltz, Jr., Robert Allison Grigsby, Jr.
  • Composition
    Publication number: 20190263958
    Abstract: An isocyanate reactive composition comprising At least one component selected from the group consisting of a polyether polyol, a polyester polyol, a polyether polyamide and a polyester polyamide; one or more amine components, each of said amine components having a given structure. In some embodiments, the average number of nitrogen atoms of said amine components is in the range of 5 to 10.
    Type: Application
    Filed: April 17, 2019
    Publication date: August 29, 2019
    Inventors: Geert Lodewijk Dries, Robert Allison Grigsby, Ernest Lee Rister, JR., Eugene P. Wiltz, JR.
  • Composition
    Patent number: 10308754
    Abstract: An isocyanate reactive composition comprising At least one component selected from the group consisting of a polyether polyol, a polyester polyol, a polyether polyamide and a polyester polyamide; one or more amine components, each of said amine components having a given structure. In some embodiments, the average number of nitrogen atoms of said amine components is in the range of 5 to 10.
    Type: Grant
    Filed: July 10, 2013
    Date of Patent: June 4, 2019
    Assignee: HUNTSMAN PETROCHEMICAL LLC
    Inventors: Geert Lodewijk Dries, Robert Allison Grigsby, Jr., Ernest Lee Rister, Jr., Eugene P. Wiltz, Jr.
  • Method for the reduction of aldehyde emission in polyurethane foam
    Publication number: 20190023871
    Abstract: The invention is related to a method for reducing the emission of acetaldehyde and/or propionaldehyde from a polyurethane or polyurea foam, by using a reaction mixture comprising at least one isocyanate reactive component selected from the group consisting of a polyether polyol, a polyester polyol, a polyether polyamine and a polyester polyamine; an isocyanate component; and cyanoacetamide.
    Type: Application
    Filed: February 6, 2017
    Publication date: January 24, 2019
    Inventors: Ingrid Welvaet, Geert Lodewijk Dries, Joris Karel Peter Bosman
  • Reduction of aldehydes in amine catalysts
    Patent number: 10131737
    Abstract: The present disclosure provides a method for reducing the aldehyde content in an amine catalyst by treating the amine catalyst with a treating agent selected from a cyclic urea substituted with at least one isocyanate reactive group, a free radical scavenger and a mixture thereof. The treated amine catalyst may then be used in the production of polyurethane materials which exhibit reduced aldehyde emissions.
    Type: Grant
    Filed: September 30, 2014
    Date of Patent: November 20, 2018
    Assignee: HUNTSMAN PETROCHEMICAL LLC
    Inventors: Ernest L Rister, Jr., Srinivasa S Godavarthy, Henry Robertson, Robert A Grigsby, Jr., Robert B Moore, Geert Lodewijk Dries, Eugene P Wiltz, Jr.
  • A Composition to Reduce the Amount of Aldehydes Emitted from Polyurethane Foams
    Publication number: 20170129988
    Abstract: An isocyanate reactive composition comprising At least one component selected from the group consisting of an isocyanate reactive component; a treating agent selected from the group consisting of cyclic urea substituted with at least one isocyanate reactive group, a free radical scavenger, or a polymer acid, or a mixture thereof; one or more amine components, each of said amine components having a given structure.
    Type: Application
    Filed: July 9, 2015
    Publication date: May 11, 2017
    Inventors: Geert Lodewijk Dries, Eugene P Wiltz, JR., Robert Allison Grigsby, JR.
  • Reduction of Aldehydes in Amine Catalysts
    Publication number: 20160200854
    Abstract: The present disclosure provides a method for reducing the aldehyde content in an amine catalyst by treating the amine catalyst with a treating agent selected from a cyclic urea substituted with at least one isocyanate reactive group, a free radical scavenger and a mixture thereof. The treated amine catalyst may then be used in the production of polyurethane materials which exhibit reduced aldehyde emissions.
    Type: Application
    Filed: September 30, 2014
    Publication date: July 14, 2016
    Inventors: Ernest L Rister, JR., Srinivasa S Godavarthy, Henry Robertson, Robert A Grigsby, JR., Robert B Moore, Geert Lodewijk Dries, Eugene P Wiltz, JR.
  • Composition
    Publication number: 20150191564
    Abstract: An isocyanate reactive composition comprising At least one component selected from the group consisting of a polyether polyol, a polyester polyol, a polyether polyamide and a polyester polyamide; one or more amine components, each of said amine components having a given structure. In some embodiments, the average number of nitrogen atoms of said amine components is in the range of 5 to 10.
    Type: Application
    Filed: July 10, 2013
    Publication date: July 9, 2015
    Inventors: Geert Lodewijk Dries, Robert Allison Grigsby, JR., Ernest Lee Rister, JR., Eugene P. Wiltz, JR.
  • Polyisocyanate-Based Anti-Corrosion Coating
    Publication number: 20150125704
    Abstract: Anti-corrosion coating for metallic substrates obtainable by reacting an organic polyisocyanate with a compound containing isocyanate-reactive hydrogen atoms at an isocyanate index of between 1000 and 5000% in the presence of a trimerisation catalyst.
    Type: Application
    Filed: January 13, 2015
    Publication date: May 7, 2015
    Inventors: Geert Lodewijk Dries, Thorsten Gurke
  • Polyisocyanate-based anti-corrosion coating
    Patent number: 8962142
    Abstract: Anti-corrosion coating for metallic substrates obtainable by reacting an organic polyisocyanate with a compound containing isocyanate-reactive hydrogen atoms at an isocyanate index of between 1000 and 5000% in the presence of a trimerisation catalyst.
    Type: Grant
    Filed: June 30, 2011
    Date of Patent: February 24, 2015
    Assignee: Huntsman International LLC
    Inventors: Geert Lodewijk Dries, Thorsten Gurke
  • POLYISOCYANATE-BASED ANTI-CORROSION COATING
    Publication number: 20130115467
    Abstract: Anti-corrosion coating for metallic substrates obtainable by reacting an organic polyisocyanate with a compound containing isocyanate-reactive hydrogen atoms at an isocyanate index of between 1000 and 5000% in the presence of a trimerisation catalyst.
    Type: Application
    Filed: June 30, 2011
    Publication date: May 9, 2013
    Applicant: HUNTSMAN INTERNATIONAL LLC
    Inventors: Geert Lodewijk Dries, Thorsten Gurke