Patents by Inventor Jacobus Willem Griffioen
Jacobus Willem Griffioen 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).
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Patent number: 11274229Abstract: The present invention relates to an aqueous coating composition comprising polyurethane A and vinyl polymer, wherein the polyurethane A comprising as building blocks at least: (a) a polyisocyanate(s) containing at least one cyclic group, (b) a non-cyclic aliphatic diisocyanate(s) whereby the non-cyclic aliphatic group connecting the two isocyanate groups has 5 carbon atoms, and (c) a component(s) containing an isocyanate-reactive group(s), whereby the summed amount of (a) and (b) is 10 to 60 wt. %, relative to the total weight amount of components used to prepare the polyurethane A; and whereby the weight ratio between (a) and (b) is in the range from 50:50 to 99:1.Type: GrantFiled: February 7, 2018Date of Patent: March 15, 2022Assignee: COVESTRO (NETHERLANDS) B.V.Inventors: Ilse Van Casteren, Ronald Tennebroek, Gerardus Cornelis Overbeek, Jourraine Celestijn, Jacobus Willem Griffioen
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Patent number: 11124671Abstract: The present invention relates to a radiation-curable aqueous coating composition comprising a polyurethane A comprising as building blocks at least: (a) a polyisocyanate(s) containing at least one cyclic group, (b) a non-cyclic aliphatic diisocyanate(s) whereby the non-cyclic aliphatic group connecting the two isocyanate groups has 5 carbon atoms, and (c) a component(s) containing an isocyanate-reactive group(s), whereby the summed amount of (a) and (b) is 10 to 60 wt. %, relative to the total weight amount of components used to prepare the polyurethane A; and optionally radiation-curable diluent; whereby the weight ratio between (a) and (b) is in the range from 50:50 to 99:1; and whereby the ethylenically unsaturated bond concentration of the coating composition is in the range from 0.5 to 6 milliequivalents per g of polyurethane A and radiation-curable diluent.Type: GrantFiled: February 7, 2018Date of Patent: September 21, 2021Assignee: COVESTRO (NETHERLANDS) B.V.Inventors: Ilse Van Casteren, Ronald Tennebroek, Gerardus Cornelis Overbeek, Jourraine Celestijn, Jacobus Willem Griffioen
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Publication number: 20200095460Abstract: The present invention relates to an aqueous coating composition comprising polyurethane A and vinyl polymer, wherein the polyurethane A comprising as building blocks at least: (a) a polyisocyanate(s) containing at least one cyclic group, (b) a non-cyclic aliphatic diisocyanate(s) whereby the non-cyclic aliphatic group connecting the two isocyanate groups has 5 carbon atoms, and (c) a component(s) containing an isocyanate-reactive group(s), whereby the summed amount of (a) and (b) is 10 to 60 wt. %, relative to the total weight amount of components used to prepare the polyurethane A; and whereby the weight ratio between (a) and (b) is in the range from 50:50 to 99:1.Type: ApplicationFiled: February 7, 2018Publication date: March 26, 2020Inventors: Ilse VAN CASTEREN, Ronald TENNEBROEK, Gerardus Cornelis OVERBEEK, Jourraine CELESTIJN, Jacobus Willem GRIFFIOEN
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Publication number: 20200024474Abstract: The present invention relates to a radiation-curable aqueous coating composition comprising a polyurethane A comprising as building blocks at least: (a) a polyisocyanate(s) containing at least one cyclic group, (b) a non-cyclic aliphatic diisocyanate(s) whereby the non-cyclic aliphatic group connecting the two isocyanate groups has 5 carbon atoms, and (c) a component(s) containing an isocyanate-reactive group(s), whereby the summed amount of (a) and (b) is 10 to 60 wt. %, relative to the total weight amount of components used to prepare the polyurethane A; and optionally radiation-curable diluent; whereby the weight ratio between (a) and (b) is in the range from 50:50 to 99:1; and whereby the ethylenically unsaturated bond concentration of the coating composition is in the range from 0.5 to 6 milliequivalents per g of polyurethane A and radiation-curable diluent.Type: ApplicationFiled: February 7, 2018Publication date: January 23, 2020Inventors: Ilse VAN CASTEREN, Ronald TENNEBROEK, Gerardus Cornelis OVERBEEK, Jourraine CELESTIJN, Jacobus Willem GRIFFIOEN
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Patent number: 9228096Abstract: A radiation curable composition comprising 15 to 85 wt % of at least one solvent comprising ?20 wt % of water; 5 to 50 wt % of at least one radiation curable material having a Mn in the range of from 50 to 10,000 g/mol; and 10 to 70 wt % of at least one polyurethane having a Mw in the range of from 4,000 to 70,000 g/mol, the polyurethane having 0 to 5 wt % of isocyanate-reactive component(s) bearing ionic or potentially ionic water-dispersing groups and a free isocyanate group content ?0.5 wt %.Type: GrantFiled: January 21, 2014Date of Patent: January 5, 2016Assignee: DSM IP ASSETS B.V.Inventors: Gerardus Cornelis Overbeek, Alfred Jean Paul Bückmann, Michael Arnoldus Jacobus Schellekens, Jacobus Willem Griffioen
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Publication number: 20140134337Abstract: A radiation curable composition comprising 15 to 85 wt % of at least one solvent comprising ?20 wt % of water; 5 to 50 wt % of at least one radiation curable material having a Mn in the range of from 50 to 10,000 g/mol; and 10 to 70 wt % of at least one polyurethane having a Mw in the range of from 4,000 to 70,000 g/mol, the polyurethane having 0 to 5 wt % of isocyanate-reactive component(s) bearing ionic or potentially ionic water-dispersing groups and a free isocyanate group content ?0.5 wt %.Type: ApplicationFiled: January 21, 2014Publication date: May 15, 2014Applicant: DSM IP ASSETS B.V.Inventors: Gerardus Cornelis OVERBEEK, Alfred Jean Paul BÜCKMANN, Michael Arnoldus Jacobus SCHELLEKENS, Jacobus Willem GRIFFIOEN
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Publication number: 20130224382Abstract: A radiation curable composition comprising 15 to 85 wt % of at least one solvent comprising ?20 wt % of water; 5 to 50 wt % of at least one radiation curable material having a Mn in the range of from 50 to 10,000 g/mol; and 10 to 70 wt % of at least one polyurethane having a Mw in the range of from 4,000 to 70,000 g/mol, the polyurethane having 0 to 5 wt % of isocyanate-reactive component(s) bearing ionic or potentially ionic water-dispersing groups and a free isocyanate group content ?0.5 wt %.Type: ApplicationFiled: April 4, 2013Publication date: August 29, 2013Applicant: DSM IP ASSETS B.V.Inventors: Gerardus Cornelis OVERBEEK, Alfred Jean Paul Bückmann, Michael Arnoldus Jacobus Schellekens, Jacobus Willem Griffioen
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Publication number: 20120315397Abstract: A radiation curable composition comprising 15 to 85 wt % of at least one solvent comprising ?20 wt % of water; 5 to 50 wt % of at least one radiation curable material having a Mn in the range of from 50 to 10,000 g/mol; and 10 to 70 wt % of at least one polyurethane having a Mw in the range of from 4,000 to 70,000 g/mol, the polyurethane having 0 to 5 wt % of isocyanate-reactive component(s) bearing ionic or potentially ionic water-dispersing groups and a free isocyanate group content ?0.5 wt %.Type: ApplicationFiled: August 17, 2012Publication date: December 13, 2012Applicant: DSM IP Assets B.V.Inventors: Gerardus Cornelis Overbeek, Alfred Jean Paul Bückmann, Michael Arnoldus Jacobus Schellekens, Jacobus Willem Griffioen
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Publication number: 20120065326Abstract: A radiation curable composition comprising 15 to 85 wt % of at least one solvent comprising ?20 wt % of water; 5 to 50 wt % of at least one radiation curable material having a Mn in the range of from 50 to 10,000 g/mol; and 10 to 70 wt % of at least one polyurethane having a Mw in the range of from 4,000 to 70,000 g/mol, the polyurethane having 0 to 5 wt % of isocyanate-reactive component(s) bearing ionic or potentially ionic water-dispersing groups and a free isocyanate group content?0.5 wt %.Type: ApplicationFiled: November 14, 2011Publication date: March 15, 2012Applicant: DSM IP Assets B.V.Inventors: Gerardus Cornelis OVERBEEK, Alfred Jean Paul BÛCKMANN, Michael Arnoldus Jacobus SCHELLEKENS, Jacobus Willem GRIFFIOEN
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Publication number: 20080317957Abstract: A radiation curable composition comprising 15 to 85 wt % of at least one solvent comprising ?20 wt % of water; 5 to 50 wt % of at least one radiation curable material having a Mn in the range of from 50 to 10,000 g/mol; and 10 to 70 wt % of at least one polyurethane having a Mw in the range of from 4,000 to 70,000 g/mol, the polyurethane having 0 to 5 wt % of isocyanate-reactive component(s) bearing ionic or potentially ionic water-dispersing groups and a free isocyanate group content ?0.5 wt %.Type: ApplicationFiled: December 7, 2006Publication date: December 25, 2008Inventors: Gerardus Cornelis Overbeek, Alfred Jean Paul Buckmann, Michael Arnoldus Jacobus Schellekens, Jacobus Willem Griffioen