Patents by Inventor Johan F. G. A. Jansen
Johan F. G. A. Jansen 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: 10399113Abstract: The disclosure relates to a heat curable powder coating composition suitable for being cured at a temperature from 60 to 130° C. containing: a thermal initiation system and a resin system, wherein the reactivity of the thermal initiation system is such that the thermal initiation system provides a geltime between 2.5 and 1000 minutes at 60° C. in butane diol-dimethacrylate as measured according to DIN 16945 using 1 wt % of the thermal initiation system in 99 wt % of butane dioldimethacrylate, wherein the amount of thermal initiation system is chosen such that when the powder coating composition is applied to a substrate and cured at a temperature of 130° C. for 20 minutes.Type: GrantFiled: September 23, 2015Date of Patent: September 3, 2019Assignee: DSM IP ASSETS B.V.Inventors: Johan F. G. A. Jansen, Leendert Jan Molhoek, Jan Pieter Drijfhout
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Patent number: 10329431Abstract: The invention relates to a one component heat curable powder coating composition comprising a resin containing reactive unsaturations and wherein all said reactive unsaturations are carbon carbon double bonds connected directly to an electron withdrawing group, a thermal initiation system comprising a peroxide chosen from the group of compounds represented by formula (1) wherein R1 and R2 each independently stand for an optionally substituted alkyl of 1 to 30 C-atoms, wherein the 1 to 30 C-atoms do not include the C-atoms of the substituents or for an optionally substituted aryl of 6 to 18 C-atoms, wherein the 6 to 18 C-atoms do not include the C-atoms of the substituents, and a co-crosslinker chosen from the group of vinylethers, vinyletherurethanes, vinylesters, vinylamides, itaconates, enamines, vinylureas and mixtures thereof.Type: GrantFiled: September 25, 2015Date of Patent: June 25, 2019Assignee: DSM IP ASSETS B.V.Inventors: Johan F.G.A. Jansen, Jan Pieter Drijfhout
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Patent number: 10328455Abstract: The invention relates to a one component heat-curable powder coating composition comprising a resin containing reactive unsaturations and wherein all said reactive unsaturations are carbon carbon double bonds connected directly to an electron withdrawing group, a thermal initiation system comprising a transition metal catalyst and a peroxide, wherein the peroxide is chosen from the group of peroxyesters, mono-peroxycarbonates and mixtures thereof and a co-crosslinker chosen from the group of vinylethers, vinylesters, vinylamides, itaconates, enamines and mixtures thereof.Type: GrantFiled: September 18, 2015Date of Patent: June 25, 2019Assignee: DSM IP ASSETS B.V.Inventors: Johan F. G. A. Jansen, Jan Pieter Drijfhout
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Publication number: 20160017153Abstract: The invention relates to a one component heat curable powder coating composition comprising a resin containing reactive unsaturations and wherein all said reactive unsaturations are carbon carbon double bonds connected directly to an electron withdrawing group, a thermal initiation system comprising a peroxide chosen from the group of compounds represented by formula (1) wherein R1 and R2 each independently stand for an optionally substituted alkyl of 1 to 30 C-atoms, wherein the 1 to 30 C-atoms do not include the C-atoms of the substituents or for an optionally substituted aryl of 6 to 18 C-atoms, wherein the 6 to 18 C-atoms do not include the C-atoms of the substituents, and a co-crosslinker chosen from the group of vinylethers, vinyletherurethanes, vinylesters, vinylamides, itaconates, enamines, vinylureas and mixtures thereof.Type: ApplicationFiled: September 25, 2015Publication date: January 21, 2016Inventors: Johan F.G.A. JANSEN, Jan Pieter DRIJFHOUT
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Publication number: 20160009949Abstract: The invention relates to a one component heat-curable powder coating composition comprising a resin containing reactive unsaturations and wherein all said reactive unsaturations are carbon carbon double bonds connected directly to an electron withdrawing group, a thermal initiation system comprising a transition metal catalyst and a peroxide, wherein the peroxide is chosen from the group of peroxyesters, mono-peroxycarbonates and mixtures thereof and a co-crosslinker chosen from the group of vinylethers, vinylesters, vinylamides, itaconates, enamines and mixtures thereof.Type: ApplicationFiled: September 18, 2015Publication date: January 14, 2016Inventors: Johan F.G.A. JANSEN, Jan Pieter DRIJFHOUT
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Publication number: 20160009950Abstract: The invention relates to a heat curable powder coating composition suitable for being cured at a temperature from 60 to 130° C. comprising: a thermal initiation system and a resin system, wherein the reactivity of the thermal initiation system is such that the thermal initiation system provides a geltime between 2.5 and 1000 minutes at 60° C. in butane diol-dimethacrylate as measured according to DIN 16945 using 1 wt % of the thermal initiation system in 99 wt % of butane diol-dimethacrylate, wherein the amount of thermal initiation system is chosen such that when the powder coating composition is applied to a substrate and cured at a temperature of 130° C.Type: ApplicationFiled: September 23, 2015Publication date: January 14, 2016Inventors: Johan F.G.A. JANSEN, Leendert Jan MOLHOEK, Jan Pieter DRIJFHOUT
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Publication number: 20110274833Abstract: The invention relates to a one component heat curable powder coating composition system for being cured at a temperature from 60 to 130° C. comprising: a thermal initiation system and a resin system, wherein the reactivity of the thermal initiation system is such that the thermal initiation system provides a geltime between 2.5 and 1000 minutes at 60° C. in butane diol-dimethacrylate as measured according to DIN 16945 using 1 wt % of the thermal initiation system in 99 wt % of butane diol-dimethacrylate, wherein the amount of thermal initiation system is chosen such that when the powder coating composition is applied to a substrate and cured at a temperature of 130° C.Type: ApplicationFiled: November 6, 2009Publication date: November 10, 2011Inventors: Johan F.G.A. Jansen, Leendert Jan Molhoek, Jan Pieter Drijfhout
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Publication number: 20110269908Abstract: The invention relates to a one component heat-curable powder coating composition comprising a resin containing reactive unsaturations and wherein all said reactive unsaturations are carbon carbon double bonds connected directly to an electron withdrawing group, a thermal initiation system comprising a transition metal catalyst and a peroxide, wherein the peroxide is chosen from the group of peroxyesters, mono-peroxycarbonates and mixtures thereof and a co-crosslinker chosen from the group of vinylethers, vinylesters, vinylamides, itaconates, enamines and mixtures thereof.Type: ApplicationFiled: November 6, 2009Publication date: November 3, 2011Inventors: Johan F.G.A. Jansen, Jan Pieter Drijfhout
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Publication number: 20110262637Abstract: The invention relates to a one component heat curable powder coating composition comprising a resin containing reactive unsaturations and wherein all said reactive unsaturations are carbon carbon double bonds connected directly to an electron withdrawing group, a thermal initiation system comprising a peroxide chosen from the group of compounds represented by formula (1), wherein R1 and R2 each independently stand for an optionally substituted alkyl of 1 to 30 C-atoms, wherein the 1 to 30 C-atoms do not include the C-atoms of the substituents or for an optionally substituted aryl of 6 to 18 C-atoms, wherein the 6 to 18 C-atoms do not include the C-atoms of the substituents, and a co-crosslinker chosen from the group of vinylethers, vinyletherurethanes, vinylesters, vinylamides, itaconates, enamines, vinylureas and mixtures thereof.Type: ApplicationFiled: November 6, 2009Publication date: October 27, 2011Inventors: Johan F.G.A. Jansen, Jan Pieter Drijfhout
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Patent number: 6916855Abstract: The invention relates to a radiation curable composition comprising radiation curable components wherein at least one component of the radiation curable composition contains a functional group which, when attached to an acrylate group has a calculated Boltzmann average dipole moment of higher than 3.5 Debye. The invention further relates to radiation curable optical fiber coating compositions having a high dielectric constant.Type: GrantFiled: November 21, 2001Date of Patent: July 12, 2005Assignee: DSM IP Assets B.V.Inventors: Johan F. G. A. Jansen, Aylvin J. A. A. Dias, Marko Dorschu, Betty B Coussens
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Patent number: 6740415Abstract: The invention relates to a radiation curable powder paint binder composition comprising a radiation curable compound being a mono or multi valent carboxylic ester of a &bgr;, &ggr;, &dgr;, or &egr;-hydroxyalkylamide group containing compound, in which the carboxylic ester is derived from an &agr;, &bgr;-ethylenically unsaturated carboxylic acid.Type: GrantFiled: January 5, 2001Date of Patent: May 25, 2004Assignee: DSM N.V.Inventors: Rudolfus A. T. M. Van Benthem, Saskia Udding-Louwrier, Johan F. G. A. Jansen, Aylvin J. A. A. Dias
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Publication number: 20030149127Abstract: The invention relates to a radiation curable composition comprising radiation curable components wherein at least one component of the radiation curable composition contains a functional group which, when attached to an acrylate group has a calculated Boltzmann average dipole moment of higher than 3.5 Debye. The invention further relates to radiation curable optical fiber coating compositions having a high dielectric constant.Type: ApplicationFiled: November 21, 2001Publication date: August 7, 2003Inventors: Johan F.G.A. Jansen, Aylvin J.A.A. Dias, Marko Dorschu, Betty B. Coussens
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Patent number: 6437016Abstract: The invention relates to a radiation curable compound being a mono or multi valent carboxylic ester of a compound containing a hydroxyalkylamidegroup and a hydroxygroup in which the carboxylic ester is derived from an &agr;,&bgr;-ethylenically unsaturated carboxylic acid. A coating composition comprising this compound has a high rate of polymerisation and shows the desired chemical and mechanical properties.Type: GrantFiled: January 8, 2001Date of Patent: August 20, 2002Assignee: DSM N.V.Inventors: Johan F. G. A. Jansen, Aylvin J. A. A. Dias, Pascal M. H. P. Tijssen
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Radiation curable conductive coating dispersion, process for its preparation and coatings made of it
Patent number: 6315926Abstract: The invention relates to an electrically conductive composition comprising a radiation curable resin and a dispersion of electrically conductive particles and in a dispersing agent, wherein the dispersion of electrically conductive particles contains a binder and an electrically conductive polymer and is stabilized by a non-ionic stabilization agent. The invention also relates to the application of this composition in a conductive coating, the coating made using the composition according to the invention and a substrate coated wholly or partly with such a coating.Type: GrantFiled: July 14, 1999Date of Patent: November 13, 2001Assignee: DSM N.V.Inventor: Johan F. G. A. Jansen -
Publication number: 20010020050Abstract: The invention relates to a radiation curable compound being a mono or multi valent carboxylic ester of a compound containing a hydroxyalkylamidegroup and a hydroxygroup in which the carboxylic ester is derived from an &agr;,&bgr;-ethylenically unsaturated carboxylic acid.Type: ApplicationFiled: January 8, 2001Publication date: September 6, 2001Inventors: Johan F.G.A. Jansen, Aylvin J.A.A. Dias, Pascal M.H.P. Tijssen
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Publication number: 20010007010Abstract: The invention relates to a radiation curable powder paint binder composition comprising a radiation curable compound being a mono or multi valent carboxylic ester of a &bgr;, &ggr;, &dgr;, or &egr;-hydroxyalkylamide group containing compound, in which the carboxylic ester is derived from an &agr;, &bgr;-ethylenically unsaturated carboxylic acid.Type: ApplicationFiled: January 5, 2001Publication date: July 5, 2001Inventors: Rudolfus A.T.M. Van Benthem, Saskia Udding-Louwrier, Johan F.G.A. Jansen, Aylvin J.A.A. Dias
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Patent number: 6245829Abstract: The invention relates to a radiation curable composition comprising a mono or mulit valent carboxylic ester of a &bgr;-hydroxyalkylamide group containing compound, in which the carboxylic ester is derived from an &agr;,&bgr;-ethylenically unsaturated carboxylic acid. A coating composition based on this composition has a high rate of polymerisation and shows the desired chemical and mechanical properties.Type: GrantFiled: July 29, 1999Date of Patent: June 12, 2001Assignee: DSM NVInventors: Theodoor H. Meij, Marten Houweling, Aylvin J. A. A. Dias, Johan F. G. A. Jansen, Rudolfus A. T. M. Van Benthem
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Patent number: 6124371Abstract: The invention relates to a composition comprising polymerizable material and an anionic photocatalyst. The photocatalyst is a photolabile compound able to liberate a strong base having a pK.sub.a .gtoreq.12. The catalyst can be illustrated by the structural formula Z-A wherein Z is a photolabile group and A is a strong base, for example, a nitrogen containing compound such as, a secondary amine, a guanidine or amidine and Z is covalently bound to A.Type: GrantFiled: August 21, 1998Date of Patent: September 26, 2000Assignee: DSM N.V.Inventors: Dirk A. W. Stanssens, Johan F. G. A. Jansen
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Patent number: 6025409Abstract: The invention relates to a coating composition comprising (a) a radiation-curable binder composition comprising an unsaturated compound having at least one maleate, fumerate, itaconate, citraconate or mesaconate group; (b) an unsaturated vinylether compound and a compound which forms a strong exciplex with (a) or (b); that is otherwise free of a photoinitiating compound.Type: GrantFiled: August 28, 1998Date of Patent: February 15, 2000Assignee: DSM N.V.Inventor: Johan F. G. A. Jansen
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Patent number: 5993695Abstract: The invention relates to an aqueous coating dispersion comprising at least electrically conductive particles, which particles comprise at least a first binder, a conductive polymer and a non-ionic stabilizer, characterized in that the coating dispersion contains 50 to 99 wt. %, relative to the total amount of solids present, of a second binder, which second binder does not form part of the electrically conductive particles. The invention also relates to a process for the preparation of the aqueous coating dispersion and to the use thereof in an anticorrosive paint, to the anticorrosive paint based on the aqueous coating dispersion according to the invention and to the metals protected herewith.Type: GrantFiled: July 22, 1997Date of Patent: November 30, 1999Assignee: DSM N.V.Inventors: Markus A.M.M. van Doorn, Johan F.G.A. Jansen