Patents by Inventor Ronald Ivo Kraeger

Ronald Ivo Kraeger 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).

  • Patent number: 9902805
    Abstract: The present invention relates to a pre-accelerated resin composition, characterized in that the resin composition comprises an unsaturated polyester resin and/or a vinyl ester resin, a soluble copper compound and a heterocyclic aromatic amine and which resin composition is essentially free of cobalt. The present invention further relates to a two component composition in which the first component comprises such a resin composition and in which the second component comprises an organic peroxide.
    Type: Grant
    Filed: July 18, 2016
    Date of Patent: February 27, 2018
    Assignee: AKZO NOBEL CHEMICALS INTERNATIONAL B.V.
    Inventors: Johan Jansen, Ronald Ivo Kraeger
  • Publication number: 20160326310
    Abstract: The present invention relates to a pre-accelerated resin composition, characterized in that the resin composition comprises an unsaturated polyester resin and/or a vinyl ester resin, a soluble copper compound and a heterocyclic aromatic amine and which resin composition is essentially free of cobalt. The present invention further relates to a two component composition in which the first component comprises such a resin composition and in which the second component comprises an organic peroxide.
    Type: Application
    Filed: July 18, 2016
    Publication date: November 10, 2016
    Inventors: Johan JANSEN, Ronald Ivo KRAEGER
  • Patent number: 9434814
    Abstract: The present invention relates to a two-component composition comprising a first component and a second component, wherein the first component being a pre-accelerated resin composition comprising an unsaturated polyester resin or vinyl ester resin and a copper2+ compound, at least one N-containing organic base selected from an amine compound and/or an ammonium salt; and wherein copper is present in an amount of at least 50 ppm (relative to the primary resin system), wherein the resin composition contains less than 0.01 mmol cobalt per kg primary resin system, the resin composition has an acid value in the range of from 0.001-300 mg KOH/g of resin composition, the molecular weight of the resin containing reactive unsaturations is in the range of from 500 to 200,000 g/mole and wherein the second component comprises a peroxide compound.
    Type: Grant
    Filed: January 15, 2014
    Date of Patent: September 6, 2016
    Assignee: DSM IP ASSETS B.V.
    Inventors: Johan Franz Gradus Antonius Jansen, Ronald Ivo Kraeger
  • Patent number: 8729162
    Abstract: The present invention also relates to a vinyl ester resin composition, wherein the vinyl ester resin composition comprises a vinyl ester resin and a manganese compound, a 1,3-dioxo compound, a base; and the resin being curable with a peroxide. The present invention also relates to a process for radically curing such a resin composition wherein a peroxide is added to the resin composition and the curing is effected essentially free of cobalt.
    Type: Grant
    Filed: July 5, 2007
    Date of Patent: May 20, 2014
    Assignee: DSM IP Assets B.V.
    Inventors: Johan Franz Gradus Antonius Jansen, Ronald Ivo Kraeger
  • Patent number: 8722770
    Abstract: The present invention relates to an unsaturated polyester resin or vinyl ester resin composition, wherein the unsaturated polyester resin or vinyl ester resin composition comprises an unsaturated polyester resin or vinyl ester resin and a copper compound and an acetoacetamide compound having the following formula: whereby R1, R2, R3, R4 and R5 each individually may represent hydrogen (H), or a C1-C20 alkyl, C6-C20 aryl, alkylaryl or arylalkyl group, that each optionally may contain one or more hetero-atoms (e.g. oxygen, phosphor, nitrogen or sulphur atoms) and/or substituents; a ring may be present between R1 and R2, R2 and R3, R3 and R5 and/or between R4 and R5; R4 and R5 may be part of a polymer chain or may be attached to a polymer chain; and the resin being curable with a peroxide and the resin composition contains less than 0.01 mmol cobalt per kg primary resin system and less than 0.01 mmol titanium per kg primary resin system.
    Type: Grant
    Filed: July 5, 2007
    Date of Patent: May 13, 2014
    Assignee: DSM IP Assets B.V.
    Inventors: Johan Franz Gardus Antonius Jansen, Ronald Ivo Kraeger
  • Publication number: 20140128553
    Abstract: The present invention relates to a two-component composition comprising a first component and a second component, wherein the first component being a pre-accelerated resin composition comprising an unsaturated polyester resin or vinyl ester resin and a copper2+ compound, at least one N-containing organic base selected from an amine compound and/or an ammonium salt; and wherein copper is present in an amount of at least 50 ppm (relative to the primary resin system), wherein the resin composition contains less than 0.01 mmol cobalt per kg primary resin system, the resin composition has an acid value in the range of from 0.001-300 mg KOH/g of resin composition, the molecular weight of the resin containing reactive unsaturations is in the range of from 500 to 200,000 g/mole and wherein the second component comprises a peroxide compound.
    Type: Application
    Filed: January 15, 2014
    Publication date: May 8, 2014
    Applicant: DSM IP ASSETS B.V.
    Inventors: Johan Franz Gradus Antonius JANSEN, Ronald Ivo KRAEGER
  • Publication number: 20130338317
    Abstract: The present invention relates to a pre-accelerated resin composition, characterized in that the resin composition comprises an unsaturated polyester resin and/or a vinyl ester resin, a soluble copper compound and a heterocyclic aromatic amine and which resin composition is essentially free of cobalt. The present invention further relates to a two component composition in which the first component comprises such a resin composition and in which the second component comprises an organic peroxide.
    Type: Application
    Filed: August 15, 2013
    Publication date: December 19, 2013
    Applicant: DSM IP ASSETS B.V.
    Inventors: Johan JANSEN, Ronald Ivo KRAEGER
  • Patent number: 8513343
    Abstract: The present invention relates to unsaturated polyester resin composition comprising an unsaturated polyester resin, a manganese compound, a 1,3-dioxo compound and a base; the molar ratio between the dioxo compound and the basic functionality of the base is from 170:1 to 1:30 and the resin composition being curable with a peroxide. The present invention further relates to a process for radically curing such a resin composition wherein a peroxide is added to the resin composition and the curing is effected in the absence of cobalt.
    Type: Grant
    Filed: July 5, 2007
    Date of Patent: August 20, 2013
    Assignee: DSM IP Assets B.V.
    Inventors: Johan Franz Gradus Antonius Jansen, Ronald Ivo Kraeger
  • Patent number: 8501851
    Abstract: The present invention relates to a pre-accelerated resin composition comprising an unsaturated polyester resin and/or a vinyl ester resin, wherein the composition further comprises a. a copper salt, and b. a compound according to formula (1) in which R can be selected from H, optionally substituted C1-C20 alkyl, optionally substituted C6-C20 aryl, and wherein the copper is present in an amount of more than 0.1 mmol/kg resin.
    Type: Grant
    Filed: March 3, 2008
    Date of Patent: August 6, 2013
    Assignee: DSM IP Assets B.V.
    Inventors: Johan Franz Gradus Antonius Jansen, Ronald Ivo Kraeger
  • Patent number: 8349968
    Abstract: The present invention relates to a method for radically curing an unsaturated polyester resin or vinyl ester resin composition, wherein the resin composition contains at least 10 ppm radical inhibitor; the resin composition has an acid value of from 0.001 to 300 mg KOH/g resin composition and the curing is effected in the presence of at least 5 mmol Mn/kg primary resin system and at least 10 mmol of thiol/kg primary resin system. The invention also relates to cured objects or structural parts obtained from a resin composition obtained by such a process.
    Type: Grant
    Filed: July 5, 2007
    Date of Patent: January 8, 2013
    Assignee: DSM IP Assets B.V.
    Inventors: Johan Franz Gradus Antonius Jansen, Ronald Ivo Kraeger
  • Patent number: 8039559
    Abstract: The present invention relates to a two-component composition comprising a first component and a second component, wherein the first component being a non-aqueous resin composition comprising an unsaturated polyester resin or vinyl ester resin, a transition metal compound selected from a copper, iron, manganese or titanium compound, a potassium compound, and the resin composition contains less than 0.01 mmol cobalt per kg primary resin system and less than 0.01 mmol vanadium per kg primary resin system; and the second component comprises a peroxide compound.
    Type: Grant
    Filed: July 5, 2007
    Date of Patent: October 18, 2011
    Assignee: DSM IP Assets B.V.
    Inventors: Johan Franz Gradus Antonius Jansen, Ronald Ivo Kraeger
  • Publication number: 20100324227
    Abstract: The present invention relates to a pre-accelerated resin composition, characterized in that the resin composition comprises an unsaturated polyester resin and/or a vinyl ester resin, a soluble copper compound and a heterocyclic aromatic amine and which resin composition is essentially free of cobalt. The present invention further relates to a two component composition in which the first component comprises such a resin composition and in which the second component comprises an organic peroxide.
    Type: Application
    Filed: October 22, 2008
    Publication date: December 23, 2010
    Inventors: Johan Jansen, Ronald Ivo Kraeger
  • Publication number: 20100069549
    Abstract: The present invention relates to unsaturated polyester resin composition comprising an unsaturated polyester resin, a manganese compound, a 1,3-dioxo compound and a base; the molar ratio between the dioxo compound and the basic functionality of the base is from 170:1 to 1:30 and the resin composition being curable with a peroxide. The present invention further relates to a process for radically curing such a resin composition wherein a peroxide is added to the resin composition and the curing is effected in the absence of cobalt.
    Type: Application
    Filed: July 5, 2007
    Publication date: March 18, 2010
    Applicant: DSM IP ASSETS B.V.
    Inventors: Johan Franz Gradus Antonius Jansen, Ronald Ivo Kraeger
  • Publication number: 20100069548
    Abstract: Two-component composition comprising a first component and a second component, wherein the first component being a resin composition comprising an unsaturated polyester resin or vinyl ester resin, a manganese compound and a thiol-containing compound; the molar ratio between the manganese and the thiol groups of the thiol-containing compound is from 4:1 to 1:1500; and the second component comprises a peroxide compound having formula ROOH, in which R is hydrogen or an optionally substituted alkyl group.
    Type: Application
    Filed: July 5, 2007
    Publication date: March 18, 2010
    Applicant: DSM IP ASSETS B.V.
    Inventors: Johan Franz Gradus Antonius Jansen, Ronald Ivo Kraeger
  • Publication number: 20100048824
    Abstract: The present invention relates to a two-component composition comprising a first component and a second component, wherein the first component being a non-aqueous resin composition comprising an unsaturated polyester resin or vinyl ester resin, a transition metal compound selected from a copper, iron, manganese or titanium compound, a potassium compound, and the resin composition contains less than 0.01 mmol cobalt per kg primary resin system and less than 0.01 mmol vanadium per kg primary resin system; and the second component comprises a peroxide compound.
    Type: Application
    Filed: July 5, 2007
    Publication date: February 25, 2010
    Inventors: Johan Franz Gradus Antonius Jansen, Ronald Ivo Kraeger
  • Publication number: 20100041836
    Abstract: The present invention relates to a two-component composition comprising a first component and a second component, wherein the first component being a pre-accelerated resin composition comprising an unsaturated polyester resin or vinyl ester resin and a copper2+ compound, at least one N-containing organic base selected from an amine compound and/or an ammonium salt; and wherein copper is present in an amount of at least 50 ppm (relative to the primary resin system), wherein the resin composition contains less than 0.01 mmol cobalt per kg primary resin system, the resin composition has an acid value in the range of from 0.001-300 mg KOH/g of resin composition, the molecular weight of the resin containing reactive unsaturations is in the range of from 500 to 200.000 g/mole and wherein the second component comprises a peroxide compound.
    Type: Application
    Filed: July 5, 2007
    Publication date: February 18, 2010
    Inventors: Johan Franz Gradus Antonius Jansen, Ronald Ivo Kraeger
  • Publication number: 20100029859
    Abstract: The present invention also relates to a vinyl ester resin composition, wherein the vinyl ester resin composition comprises a vinyl ester resin and a manganese compound, a 1,3-dioxo compound, a base; and the resin being curable with a peroxide. The present invention also relates to a process for radically curing such a resin composition wherein a peroxide is added to the resin composition and the curing is effected essentially free of cobalt.
    Type: Application
    Filed: July 5, 2007
    Publication date: February 4, 2010
    Inventors: Johan Franz Gradus Antonius Jansen, Ronald Ivo Kraeger
  • Publication number: 20090306305
    Abstract: The present invention relates to a method for radically curing an unsaturated polyester resin or vinyl ester resin composition, wherein the resin composition contains at least 10 ppm radical inhibitor; the resin composition has an acid value of from 0.001 to 300 mg KOH/g resin composition and the curing is effected in the presence of at least 5 mmol Mn/kg primary resin system and at least 10 mmol of thiol/kg primary resin system. The invention also relates to cured objects or structural parts obtained from a resin composition obtained by such a process.
    Type: Application
    Filed: July 5, 2007
    Publication date: December 10, 2009
    Inventors: Johan Franz Gradus Antonius Jansen, Ronald Ivo Kraeger