Patents by Inventor Ivan Hoogmartens
Ivan Hoogmartens 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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Publication number: 20150218399Abstract: A colour inkjet ink includes an inorganic colour pigment having a colour selected from the group consisting of cyan, magenta, yellow, blue, green, red, orange, violet, and brown; and at least 1 wt % of an inorganic colourless pigment based on the total weight of the colour inkjet ink, wherein the inorganic colourless pigment has a smaller average particle size than the inorganic colour pigment.Type: ApplicationFiled: August 14, 2013Publication date: August 6, 2015Inventors: Ivan Hoogmartens, Rita Torfs
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Patent number: 8998398Abstract: A free radical radiation curable inkjet ink containing a photoinitiator and polymerizable compounds includes a) no more than 15 wt % of one or more monofunctional acrylates wherein the homopolymer thereof has a Tg smaller than 20° C.; and b) at least 45 wt % of a mixture of monomers consisting of b1) 10 to 45 wt % of a N-vinyl lactam and/or a vinylether acrylate; and b2) 10 to 45 wt % of an ethoxylated and/or propoxylated polyacrylate having a molecular weight of at least 450; wherein all wt % are based on the total weight of the inkjet ink; and wherein the Tg is determined by the DSC method in ISO 11357-2:1999.Type: GrantFiled: June 9, 2011Date of Patent: April 7, 2015Assignee: Agfa Graphics NVInventor: Ivan Hoogmartens
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Patent number: 8991991Abstract: A free radical radiation curable inkjet ink containing a photoinitiator and polymerizable compounds includes at least 45 wt % of a mixture of monomers consisting of: a) 10 to 35 wt % of one or more cyclic monofunctional acrylates wherein the homopolymer thereof has a Tg larger than 20° C.; b) 10 to 30 wt % of a N-vinyl lactam and/or a vinylether acrylate; c) 10 to 30 wt % of an ethoxylated and/or propoxylated polyacrylate having a molecular weight of at least 450; wherein all wt % are based on the total weight of the inkjet ink; and wherein the Tg is determined by the DSC method in ISO 11357-2:1999.Type: GrantFiled: June 8, 2011Date of Patent: March 31, 2015Assignee: Agfa Graphics NVInventor: Ivan Hoogmartens
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Publication number: 20130050367Abstract: A free radical radiation curable inkjet ink containing a photoinitiator and polymerizable compounds includes at least 45 wt % of a mixture of monomers consisting of: a) 10 to 35 wt % of one or more cyclic monofunctional acrylates wherein the homopolymer thereof has a Tg larger than 20° C.; b) 10 to 30 wt % of a N-vinyl lactam and/or a vinylether acrylate; c) 10 to 30 wt % of an ethoxylated and/or propoxylated polyacrylate having a molecular weight of at least 450; wherein all wt % are based on the total weight of the inkjet ink; and wherein the Tg is determined by the DSC method in ISO 11357-2:1999.Type: ApplicationFiled: June 8, 2011Publication date: February 28, 2013Applicant: AGFA-GEVAERT N.V.Inventor: Ivan Hoogmartens
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Publication number: 20130044167Abstract: A free radical radiation curable inkjet ink containing a photoinitiator and polymerizable compounds includes a) no more than 15 wt % of one or more monofunctional acrylates wherein the homopolymer thereof has a Tg smaller than 20° C.; and b) at least 45 wt % of a mixture of monomers consisting of b1) 10 to 45 wt % of a N-vinyl lactam and/or a vinylether acrylate; and b2) 10 to 45 wt % of an ethoxylated and/or propoxylated polyacrylate having a molecular weight of at least 450; wherein all wt % are based on the total weight of the inkjet ink; and wherein the Tg is determined by the DSC method in ISO 11357-2:1999.Type: ApplicationFiled: June 9, 2011Publication date: February 21, 2013Applicant: AGFA-GEVAERT N.V.Inventor: Ivan Hoogmartens
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Patent number: 8227047Abstract: A radiation curable inkjet fluid includes a radiation curable composition including at least 25 wt % of a vinylether acrylate and at least 15 wt % of a polymerizable compound including at least three acrylate groups, each wt % being based upon the total weight of the radiation curable composition; and a photoinitiator including a tertiary amine group and 0 to 3 wt % of isopropylthioxanthone based upon the total weight of the radiation curable inkjet fluid. Also, an inkjet printing method using the radiation curable inkjet fluid.Type: GrantFiled: October 22, 2008Date of Patent: July 24, 2012Assignee: Agfa Graphics NVInventors: Johan Loccufier, Ivan Hoogmartens
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Patent number: 8138238Abstract: A non-aqueous inkjet ink includes C.I.Type: GrantFiled: October 2, 2007Date of Patent: March 20, 2012Assignee: Agfa Graphics NVInventors: Ivan Hoogmartens, Katrien Bernaerts, Geert Deroover
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Patent number: 8097663Abstract: A non-aqueous inkjet ink containing a pigment includes C.I.Type: GrantFiled: October 1, 2007Date of Patent: January 17, 2012Assignee: Agfa Graphics NVInventors: Katrien Bernaerts, Ivan Hoogmartens, Geert Deroover
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Patent number: 8093312Abstract: A non-aqueous inkjet ink includes a benzimidazolone pigment and a polymeric dispersant according to Formula (I): wherein, T represents hydrogen or a polymerization terminating group; Z represents the residue of polyethyleneimine having a number-average molecular weight of at least 100; A represents an oxyalkylene carbonyl group; T-C(O)An- represents a TPOAC-chain which is bound to Z through an amide bond; and n and m are integers wherein m is at least 2 and n is from 2 to 100; the polymeric dispersant fulfills the conditions of: WTPOAC>57 and NAmide?65 mol % wherein WTPOAC represents the ratio of the weight percentage of TPOAC-chains over the weight percentage of amide bonds in the polymeric dispersant; NAmide represents the mol % of amide bonds based on the total nitrogen content of the polymeric dispersant; and the values of WTPOAC and NAmide are calculated from the total nitrogen content determined by dry combustion of the polymeric dispersant and from the amine content determined through potType: GrantFiled: October 1, 2007Date of Patent: January 10, 2012Assignee: Agfa Graphics NVInventors: Geert Deroover, Katrien Bernaerts, Ivan Hoogmartens
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Publication number: 20100330296Abstract: A radiation curable inkjet fluid includes a radiation curable composition including at least 25 wt % of a vinylether acrylate and at least 15 wt % of a polymerizable compound including at least three acrylate groups, each wt % being based upon the total weight of the radiation curable composition; and a photoinitiator including a tertiary amine group and 0 to 3 wt % of isopropylthioxanthone based upon the total weight of the radiation curable inkjet fluid. Also, an inkjet printing method using the radiation curable inkjet fluid.Type: ApplicationFiled: October 22, 2008Publication date: December 30, 2010Applicant: AGFA GRAPHICS NVInventors: Johan Loccufier, Ivan Hoogmartens
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Patent number: 7854799Abstract: A non-aqueous inkjet ink includes a diketopyrrolo-pyrrole pigment and at least one polyalkyleneglycol dialkylether having a molecular weight of at least 250. Also, a method for manufacturing decorative laminates using the non-aqueous inkjet ink is provided.Type: GrantFiled: May 10, 2007Date of Patent: December 21, 2010Assignee: Agfa Graphics NVInventor: Ivan Hoogmartens
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Patent number: 7699923Abstract: A non-aqueous ink not curable by UV radiation includes an organic color pigment and between 12 to 98 wt % of tetraethylene glycol dimethylether based on the total weight of the inkjet ink. Also, a method for preparing a non-aqueous inkjet ink is provided.Type: GrantFiled: April 11, 2007Date of Patent: April 20, 2010Assignee: Agfa Graphics NVInventor: Ivan Hoogmartens
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Publication number: 20100047455Abstract: A non-aqueous inkjet ink includes a diketopyrrolo-pyrrole pigment and at least one polyalkyleneglycol dialkylether having a molecular weight of at least 250. Also, a method for manufacturing decorative laminates using the non-aqueous inkjet ink is provided.Type: ApplicationFiled: May 10, 2007Publication date: February 25, 2010Applicant: AGFA GRAPHICS NVInventor: Ivan Hoogmartens
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Publication number: 20100029813Abstract: A non-aqueous inkjet ink includes a benzimidazolone pigment and a polymeric dispersant according to Formula (I): wherein, T represents hydrogen or a polymerization terminating group; Z represents the residue of polyethyleneimine having a number-average molecular weight of at least 100; A represents an oxyalkylene carbonyl group; T-C(O)An- represents a TPOAC-chain which is bound to Z through an amide bond; and n and m are integers wherein m is at least 2 and n is from 2 to 100; the polymeric dispersant fulfills the conditions of: WTPOAC>57 and NAmide?65 mol % wherein WTPOAC represents the ratio of the weight percentage of TPOAC-chains over the weight percentage of amide bonds in the polymeric dispersant; NAmide represents the mol % of amide bonds based on the total nitrogen content of the polymeric dispersant; and the values of WTPOAC and NAmide are calculated from the total nitrogen content determined by dry combustion of the polymeric dispersant and from the amine content determined throType: ApplicationFiled: October 1, 2007Publication date: February 4, 2010Applicant: AGFA GRAPHICS NVInventors: Geert Deroover, Katrien Bernaerts, Ivan Hoogmartens
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Publication number: 20090312463Abstract: A non-aqueous inkjet ink containing a pigment includes C.I.Type: ApplicationFiled: October 1, 2007Publication date: December 17, 2009Applicant: AGFA GRAPHICS NVInventors: Katrien Bernaerts, Ivan Hoogmartens, Geert Deroover
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Patent number: 7625440Abstract: A non-aqueous inkjet ink include a pigment and a mixture of at least two polyalkyleneglycol dialkylethers represented by Formula (I): wherein, R1 and R2 are each independently selected from an alkyl group having 1 to 4 carbon atoms; Y represents an ethylene group or a propylene group; wherein n is an integer selected from 4 to 20 for a first polyalkyleneglycol dialkylether; and n is an integer selected from 5 to 20 for a second polyalkyleneglycol dialkylether. A method for preparing a non-aqueous inkjet ink is also provided.Type: GrantFiled: April 17, 2007Date of Patent: December 1, 2009Assignee: Agfa Graphics NVInventors: Sonny Wynants, Ivan Hoogmartens
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Publication number: 20090270537Abstract: A non-aqueous inkjet ink includes C.I.Type: ApplicationFiled: October 2, 2007Publication date: October 29, 2009Applicant: AGFA GRAPHICS NVInventors: Ivan Hoogmartens, Katrien Bernaerts, Geert Deroover
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Publication number: 20090176926Abstract: A non-aqueous ink not curable by UV radiation includes an organic color pigment and between 12 to 98 wt % of tetraethylene glycol dimethylether based on the total weight of the inkjet ink. Also, a method for preparing a non-aqueous inkjet ink is provided.Type: ApplicationFiled: April 11, 2007Publication date: July 9, 2009Applicant: AGFA GRAPHICS NVInventor: Ivan Hoogmartens
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Publication number: 20090090271Abstract: A non-aqueous inkjet ink includes a pigment and a mixture of at least two polyalkyleneglycol dialkylethers represented by Formula (I): wherein, R1 and R2 are each independently selected from an alkyl group having 1 to 4 carbon atoms; Y represents an ethylene group or a propylene group; wherein n is an integer selected from 4 to 20 for a first polyalkyleneglycol dialkylether; and n is an integer selected from 5 to 20 for a second polyalkyleneglycol dialkylether. A method for preparing a non-aqueous inkjet ink is also provided.Type: ApplicationFiled: April 17, 2007Publication date: April 9, 2009Applicant: AGFA GRAPHICS NVInventors: Sonny Wynants, Ivan Hoogmartens
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Patent number: 7348296Abstract: A substantially light-insensitive monosheet thermographic recording material comprising a support and on one side of the support a thermosensitive element, the thermosensitive element comprising at least one substantially light-insensitive silver salt of a carboxylic acid, at least one reducing agent therefor in thermal working relationship therewith and at least one binder, the at least one binder comprising at least one first polymer consisting of vinyl aceto-acetal monomer units and optionally monomer units selected from the group consisting of vinyl alcohol, vinyl acetate and itaconic acid monomer units, wherein the weight ratio of the at least one binder to the light-insensitive silver salt(s) of a carboxylic acid in the thermosensitive element is greater than 1.6; and the at least one binder optionally contains less than 40% by weight of a second polymer consisting of vinyl butyral monomer units and optionally vinyl alcohol and/or vinyl acetate monomer units.Type: GrantFiled: June 2, 2004Date of Patent: March 25, 2008Assignee: Agfa HealthCareInventors: Carlo Uyttendaele, Ivan Hoogmartens, Huub Van Aert