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).

  • Publication number: 20150218399
    Abstract: 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: Application
    Filed: August 14, 2013
    Publication date: August 6, 2015
    Inventors: Ivan Hoogmartens, Rita Torfs
  • Patent number: 8998398
    Abstract: 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: Grant
    Filed: June 9, 2011
    Date of Patent: April 7, 2015
    Assignee: Agfa Graphics NV
    Inventor: Ivan Hoogmartens
  • Patent number: 8991991
    Abstract: 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: Grant
    Filed: June 8, 2011
    Date of Patent: March 31, 2015
    Assignee: Agfa Graphics NV
    Inventor: Ivan Hoogmartens
  • Publication number: 20130050367
    Abstract: 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: Application
    Filed: June 8, 2011
    Publication date: February 28, 2013
    Applicant: AGFA-GEVAERT N.V.
    Inventor: Ivan Hoogmartens
  • Publication number: 20130044167
    Abstract: 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: Application
    Filed: June 9, 2011
    Publication date: February 21, 2013
    Applicant: AGFA-GEVAERT N.V.
    Inventor: Ivan Hoogmartens
  • Patent number: 8227047
    Abstract: 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: Grant
    Filed: October 22, 2008
    Date of Patent: July 24, 2012
    Assignee: Agfa Graphics NV
    Inventors: Johan Loccufier, Ivan Hoogmartens
  • Patent number: 8138238
    Abstract: A non-aqueous inkjet ink includes C.I.
    Type: Grant
    Filed: October 2, 2007
    Date of Patent: March 20, 2012
    Assignee: Agfa Graphics NV
    Inventors: Ivan Hoogmartens, Katrien Bernaerts, Geert Deroover
  • Patent number: 8097663
    Abstract: A non-aqueous inkjet ink containing a pigment includes C.I.
    Type: Grant
    Filed: October 1, 2007
    Date of Patent: January 17, 2012
    Assignee: Agfa Graphics NV
    Inventors: Katrien Bernaerts, Ivan Hoogmartens, Geert Deroover
  • Patent number: 8093312
    Abstract: 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 pot
    Type: Grant
    Filed: October 1, 2007
    Date of Patent: January 10, 2012
    Assignee: Agfa Graphics NV
    Inventors: Geert Deroover, Katrien Bernaerts, Ivan Hoogmartens
  • Publication number: 20100330296
    Abstract: 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: Application
    Filed: October 22, 2008
    Publication date: December 30, 2010
    Applicant: AGFA GRAPHICS NV
    Inventors: Johan Loccufier, Ivan Hoogmartens
  • Patent number: 7854799
    Abstract: 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: Grant
    Filed: May 10, 2007
    Date of Patent: December 21, 2010
    Assignee: Agfa Graphics NV
    Inventor: Ivan Hoogmartens
  • Patent number: 7699923
    Abstract: 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: Grant
    Filed: April 11, 2007
    Date of Patent: April 20, 2010
    Assignee: Agfa Graphics NV
    Inventor: Ivan Hoogmartens
  • Publication number: 20100047455
    Abstract: 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: Application
    Filed: May 10, 2007
    Publication date: February 25, 2010
    Applicant: AGFA GRAPHICS NV
    Inventor: Ivan Hoogmartens
  • Publication number: 20100029813
    Abstract: 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 thro
    Type: Application
    Filed: October 1, 2007
    Publication date: February 4, 2010
    Applicant: AGFA GRAPHICS NV
    Inventors: Geert Deroover, Katrien Bernaerts, Ivan Hoogmartens
  • Publication number: 20090312463
    Abstract: A non-aqueous inkjet ink containing a pigment includes C.I.
    Type: Application
    Filed: October 1, 2007
    Publication date: December 17, 2009
    Applicant: AGFA GRAPHICS NV
    Inventors: Katrien Bernaerts, Ivan Hoogmartens, Geert Deroover
  • Patent number: 7625440
    Abstract: 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: Grant
    Filed: April 17, 2007
    Date of Patent: December 1, 2009
    Assignee: Agfa Graphics NV
    Inventors: Sonny Wynants, Ivan Hoogmartens
  • Publication number: 20090270537
    Abstract: A non-aqueous inkjet ink includes C.I.
    Type: Application
    Filed: October 2, 2007
    Publication date: October 29, 2009
    Applicant: AGFA GRAPHICS NV
    Inventors: Ivan Hoogmartens, Katrien Bernaerts, Geert Deroover
  • Publication number: 20090176926
    Abstract: 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: Application
    Filed: April 11, 2007
    Publication date: July 9, 2009
    Applicant: AGFA GRAPHICS NV
    Inventor: Ivan Hoogmartens
  • Publication number: 20090090271
    Abstract: 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: Application
    Filed: April 17, 2007
    Publication date: April 9, 2009
    Applicant: AGFA GRAPHICS NV
    Inventors: Sonny Wynants, Ivan Hoogmartens
  • Patent number: 7348296
    Abstract: 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: Grant
    Filed: June 2, 2004
    Date of Patent: March 25, 2008
    Assignee: Agfa HealthCare
    Inventors: Carlo Uyttendaele, Ivan Hoogmartens, Huub Van Aert