Patents by Inventor Jens Lenaerts

Jens Lenaerts 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: 20240043709
    Abstract: An aqueous inkjet ink containing a yellow pigment selected from the group consisting of C.I. Pigment Yellow 83, C.I. Pigment Yellow 97, C.I. Pigment Yellow 110, C.I. Pigment Yellow 120, C.I. Pigment Yellow 150, C.I. Pigment Yellow 151, C.I. Pigment Yellow 154, C.I. Pigment Yellow 155, C.I. Pigment Yellow 175, C.I. Pigment Yellow 180, C.I. Pigment Yellow 181, C.I. Pigment Yellow 194, C.I. Pigment Yellow 213, C.I. Pigment Yellow 214 and mixed crystals thereof; a non-ionic polymeric dispersant NID; and an anionic polymeric dispersant ID; wherein the weight ratio R of the anionic polymeric dispersant ID to the non-ionic polymeric dispersant NID is between 0.1 and 1.5.
    Type: Application
    Filed: November 8, 2021
    Publication date: February 8, 2024
    Applicant: AGFA NV
    Inventors: Jens Lenaerts, Nadine Willems
  • Patent number: 11802215
    Abstract: A pigmented aqueous inkjet ink set for manufacturing decorative panels comprising: a) a cyan aqueous inkjet ink containing a copper phthalocyanine pigment; b) a red aqueous inkjet ink containing a red pigment selected from the group consisting of C.I. Pigment Red 254, C.I. Pigment Red 122, C.I. Pigment Red 176 and mixed crystals thereof; c) a yellow aqueous inkjet ink containing a pigment C.I Pigment Yellow 150 or a mixed crystal thereof; and d) a black aqueous inkjet ink containing a carbon black pigment; wherein the aqueous inkjet inks contain a surfactant. An inkjet printing method for manufacturing decorative panels is also disclosed.
    Type: Grant
    Filed: November 16, 2021
    Date of Patent: October 31, 2023
    Assignee: AGFA NV
    Inventors: Jens Lenaerts, Nadine Willems, Lionel Petton, Amandine Ligot, Sonny Wynants
  • Patent number: 11801700
    Abstract: A manufacturing method of decorated natural leather including the steps of: attaching a crusted leather (45) with its corium side by an adhesive (46) to a temporary carrier (47); inkjet printing the crusted leather (45) on its grain side with one or more pigmented inkjet inks; wherein the surface area of the temporary carrier (47) is larger than the surface area of the crusted leather (45).
    Type: Grant
    Filed: May 16, 2019
    Date of Patent: October 31, 2023
    Assignee: AGFA NV
    Inventors: Jens Lenaerts, Dieter Jancart, Johan Loccufier, Tom Cloots
  • Publication number: 20230141947
    Abstract: A grayscale inkjet printing method including the steps of: a) supplying a pigmented inkjet ink to a grayscale print head having nozzles with an outer nozzle surface area smaller than 500 ?m2 and having an acoustic resonance period ARP of not more than 5.5 ?s; and b) applying a voltage wave form for ejecting pigmented inkjet ink from a nozzle of the grayscale print head within one jetting cycle; wherein the pigmented inkjet ink has a viscosity of at least 3.8 mPa·s at jetting temperature and a shear rate of 1,000 s?1; wherein the voltage wave form for ejecting the largest ink droplet includes, in chronological order, a first ejecting pulse having an amplitude A1 and a second ejecting pulse having an amplitude A3 with the amplitude A1 complying with the relationship: 0.50×A3<A1<1.
    Type: Application
    Filed: March 5, 2021
    Publication date: May 11, 2023
    Applicant: AGFA NV
    Inventors: Stefaan De Meutter, David Tilemans, Jens Lenaerts
  • Publication number: 20230147171
    Abstract: A UV curable pigmented inkjet ink set comprising: one or more achromatic colour inkjet inks including a black inkjet ink containing a carbon black pigment; and five chromatic colour inkjet inks including: a first inkjet ink WR having a hue angle H* between 10° and 40° and a chroma C* between 30 and 80; a second inkjet ink WY having a hue angle H* between 65° and 85° and a chroma C* between 30 and 80; a third inkjet ink Y having a hue angle H* between 85° and 105° and a chroma C* larger than 80; a fourth inkjet ink C having a hue angle H* between 180° and 240° and a chroma C* between 30 and 80; and a fifth inkjet ink M having a hue angle H* between 300° and 360° and a chroma C* between 30 and 80; wherein the hue angle H* and the chroma C* were calculated from CIE L* a* b* coordinates determined on a polyethylene coated white paper for a 2° observer under a D50 light source; wherein the chromatic colour inkjet inks having a hue angle H* between 180° and 360° have a ratio T/P of thioxanthone compound to pigment
    Type: Application
    Filed: March 29, 2021
    Publication date: May 11, 2023
    Applicant: AGFA NV
    Inventors: Jens Lenaerts, Eugenie Icart, Marc Graindourze, Rita Torfs
  • Publication number: 20230001704
    Abstract: A manufacturing method of printed corrugated cardboard comprising the steps of: a) providing a paper liner board (23) with an ink receiving layer; and b) inkjet printing an image with one or more pigmented aqueous inkjet inks on the ink receiving layer using piezoelectric through-flow print heads (25) having nozzles with an outer nozzle surface NS smaller than 500 ?m2; wherein the one or more pigmented aqueous inkjet inks contain water in an amount of A wt % defined by: wherein the wt % is based on the total weight of the aqueous inkjet ink; wherein sqrt(NS) represents the square root of the outer nozzle surface area NS; and wherein A wt %?40 wt %.
    Type: Application
    Filed: September 10, 2020
    Publication date: January 5, 2023
    Applicant: AGFA NV
    Inventors: Stefaan De Meutter, Jens Lenaerts
  • Publication number: 20220288931
    Abstract: A combination of: a) piezoelectric through-flow print heads having nozzles with an outer nozzle surface area NS smaller than 500 pm2; and b) aqueous inkjet inks from an aqueous inkjet ink set for manufacturing decorative panels, wherein the aqueous inkjet ink set comprises specific cyan, red, yellow and black aqueous inkjet inks containing water in an amount of A wt % defined by Formula (I): 100 wt %?sqrt(NS)×3.8 wt %/?m?A wt %?100 wt %?sqrt(NS)×2.2 wt %/?m wherein the wt % is based on the total weight of the aqueous inkjet ink; wherein sqrt(NS) represents the square root of the outer nozzle surface area NS; and wherein A wt %?40 wt %.
    Type: Application
    Filed: September 25, 2019
    Publication date: September 15, 2022
    Applicant: AGFA NV
    Inventors: Jens Lenaerts, Stefaan De Meutter
  • Publication number: 20220220329
    Abstract: An aqueous inkjet ink set for manufacturing decorative panels comprising: a) a cyan aqueous inkjet ink containing a beta-copper phthalocyanine pigment; b) a red aqueous inkjet ink containing a red pigment R and a polymeric dispersant P; c) a yellow aqueous inkjet ink containing a yellow pigment; and d) a black aqueous inkjet ink containing a carbon black pigment; wherein the red aqueous inkjet ink has a weight ratio R/P of red pigment R to polymeric dispersant P that complies with 1.2<R/P<3.0; and wherein the average particle diameter APD of the red pigment R complies with 175 nm<APD<240 nm, as determined by a dynamic light scattering technique using a laser having an emission wavelength of 633 nm and measured under a scattering angle of 90 degrees.
    Type: Application
    Filed: April 30, 2020
    Publication date: July 14, 2022
    Applicant: AGFA NV
    Inventors: Jens Lenaerts, Lionel Petton, Sonny Wynants
  • Publication number: 20220073774
    Abstract: A pigmented aqueous inkjet ink set for manufacturing decorative panels comprising: a) a cyan aqueous inkjet ink containing a copper phthalocyanine pigment; b) a red aqueous inkjet ink containing a red pigment selected from the group consisting of C.I. Pigment Red 254, C.I. Pigment Red 122, C.I. Pigment Red 176 and mixed crystals thereof; c) a yellow aqueous inkjet ink containing a pigment C.I Pigment Yellow 150 or a mixed crystal thereof; and d) a black aqueous inkjet ink containing a carbon black pigment; wherein the aqueous inkjet inks contain a surfactant. An inkjet printing method for manufacturing decorative panels is also disclosed.
    Type: Application
    Filed: November 16, 2021
    Publication date: March 10, 2022
    Applicant: AGFA NV
    Inventors: Jens Lenaerts, Nadine Willems, Lionel Petton, Amandine Ligot, Sonny Wynants
  • Patent number: 11260687
    Abstract: A manufacturing method for decorating natural leather with a decorative image includes applying on a crusted leather a base coat containing a pigment for providing a chromatic colour or an achromatic colour different from black, inkjet printing a colour image on the base coat using one or more pigmented UV curable inkjet inks, optionally applying a protective top coat on the image, and optionally applying a heat pressing or embossing step, wherein the chromatic colour or the achromatic colour different from black of the base coat and the inkjet printed colour image are used in combination to provide the decorative image.
    Type: Grant
    Filed: April 6, 2018
    Date of Patent: March 1, 2022
    Assignee: AGFA NV
    Inventors: Jens Lenaerts, Pantelis Yiannakou, Tom Cloots, Dieter Jancart
  • Patent number: 11207899
    Abstract: A pigmented aqueous inkjet ink set for manufacturing decorative panels includes a cyan aqueous inkjet ink containing a copper phthalocyanine pigment; a red aqueous inkjet ink containing a red pigment selected from the group consisting of C.I. Pigment Red 254, C.I. Pigment Red 122, C.I. Pigment Red 176 and mixed crystals thereof; a yellow aqueous inkjet ink containing a pigment C.I Pigment Yellow 150 or a mixed crystal thereof; and a black aqueous inkjet ink containing a carbon black pigment, wherein the aqueous inkjet inks contain a surfactant. An inkjet printing method for manufacturing decorative panels is also disclosed.
    Type: Grant
    Filed: August 16, 2018
    Date of Patent: December 28, 2021
    Assignee: AGFA NV
    Inventors: Jens Lenaerts, Nadine Willems, Lionel Petton, Amandine Ligot, Sonny Wynants
  • Publication number: 20210332255
    Abstract: A radiation curable white inkjet ink including at least 18.5 wt % of white pigment and 0 to 35 wt % of organic solvent, both weight percentages based on the total weight of the radiation curable white inkjet ink and a polymerizable composition containing 0 to 15.0 wt % of one or more polyfunctional polymerizable compounds, and at least 85.0 wt % of one or more monofunctional polymerizable compounds; and a specific polymerizable composition.
    Type: Application
    Filed: August 7, 2019
    Publication date: October 28, 2021
    Inventors: Vincent Courtet, Jens Lenaerts, Yiru Li, Matthieu Retailleau
  • Publication number: 20210292859
    Abstract: A manufacturing method for decorating natural leather employing a radiation curable white inkjet ink including more than 16 wt % of white pigment and 0 to 35 wt % of organic solvent, both weight percentages based on the total weight of the radiation curable white inkjet ink and a polymerizable composition containing 0 to 15.0 wt % of one or more polyfunctional polymerizable compounds, and at least 85.0 wt % of one or more monofunctional polymerizable compounds; and a specific polymerizable composition.
    Type: Application
    Filed: August 7, 2019
    Publication date: September 23, 2021
    Inventors: Vincent Courtet, Jens Lenaerts, Matthieu Retailleau, Yiru Li
  • Publication number: 20210260905
    Abstract: A manufacturing method for decorating natural leather including the steps of: jetting a decorative image with one or more radiation curable inkjet inks on a leather surface; and curing the radiation curable inkjet inks jetted on the leather surface; wherein the one or more radiation curable inkjet inks include a colorant and a polymerizable composition containing 0 to 15.0 wt % of one or more polyfunctional polymerizable compounds and at least 85.0 wt % of one or more monofunctional polymerizable compounds with the weight percentages based on the total weight of the polymerizable composition; wherein the one or more radiation curable inkjet inks include 0 to 35.0 wt % of organic solvent; and at least 85.0 wt % of one or more monofunctional polymerizable compounds; and wherein the glass transition temperature of the one or more radiation curable inkjet inks (I) is less than 25° C.; and wherein one of the one or more radiation curable inkjet inks includes a white pigment in an amount of at least 17.
    Type: Application
    Filed: August 7, 2019
    Publication date: August 26, 2021
    Inventors: Vincent Courtet, Jens Lenaerts, Yiru Li
  • Publication number: 20210221156
    Abstract: A manufacturing method for decorating natural leather including the steps of: jetting a decorative image with one or more radiation curable inkjet inks on a leather surface; and curing the radiation curable inkjet inks jetted on the leather surface; wherein the one or more radiation curable inkjet inks include a colorant and a polymerizable composition containing 0 5 to 15.0 wt % of one or more polyfunctional polymerizable compounds and at least 85.0 wt % of one or more monofunctional polymerizable compounds with the weight percentages based on the total weight of the polymerizable composition; wherein the one or more radiation curable inkjet inks include 0 to 35.0 wt % of organic solvent; and at least 85.0 wt % of one or more monofunctional polymerizable compounds; and wherein the glass transition temperature of the one or more radiation curable inkjet inks (I) is less than 25° C.
    Type: Application
    Filed: August 7, 2019
    Publication date: July 22, 2021
    Inventors: Vincent Courtet, Jens Lenaerts, Yiru Li
  • Publication number: 20210213768
    Abstract: A manufacturing method of decorated natural leather including the steps of: attaching a crusted leather (45) with its corium side by an adhesive (46) to a temporary carrier (47); inkjet printing the crusted leather (45) on its grain side with one or more pigmented inkjet inks; wherein the surface area of the temporary carrier (47) is larger than the surface area of the crusted leather (45).
    Type: Application
    Filed: May 16, 2019
    Publication date: July 15, 2021
    Inventors: Jens Lenaerts, Dieter Jancart, Johan Loccufier, Tom Cloots
  • Publication number: 20210187991
    Abstract: A manufacturing method for decorating natural leather with a decorative image includes applying on a crusted leather a base coat containing a pigment for providing a chromatic colour or an achromatic colour different from black, inkjet printing a colour image on the base coat using one or more pigmented UV curable inkjet inks, optionally applying a protective top coat on the image, and optionally applying a heat pressing or embossing step, wherein the chromatic colour or the achromatic colour different from black of the base coat and the inkjet printed colour image are used in combination to provide the decorative image.
    Type: Application
    Filed: April 6, 2018
    Publication date: June 24, 2021
    Inventors: Jens LENAERTS, Pantelis YIANNAKOU, Tom CLOOTS, Dieter JANCART
  • Publication number: 20210122177
    Abstract: A manufacturing method of decorated natural leather including the steps of: attaching a crusted leather (45,83) with its corium side by an adhesive (46) to a temporary carrier (47,80); inkjet printing on the crusted leather (45,83) on its grain side with one or more pigmented inkjet inks a decorative image containing a plurality of sub-images (85); cutting decorated leather pieces (87a to 87c) from the inkjet printed crusted leather; wherein the temporary carrier (45,83) includes a plurality of identifiers on its surface; wherein the decorated leather pieces (87a to 87c) correspond to sub-images of the decorative image (85); and wherein each decorated leather piece (87a to 87c) is attached via the corium side to part of the temporary carrier (47,80) including one or more identifiers (81).
    Type: Application
    Filed: May 16, 2019
    Publication date: April 29, 2021
    Inventors: Rudi Lamproye, Erik Peeters, Jens Lenaerts, Dieter Jancart, Johan Loccufier
  • Patent number: 10807397
    Abstract: An inkjet printing method for decorative surfaces includes jetting an image on a first thermoplastic foil with one or more pigmented free radical UV curable inkjet inks, at least partially UV curing the jetted image on the first thermoplastic foil, inserting a layer containing a vinylchloride-vinylacetate-vinylalcohol copolymer between a second thermoplastic foil and the first thermoplastic foil with the at least partially UV cured image facing the layer containing the vinylchloride-vinylacetate-vinylalcohol copolymer. At least one of the first and second thermoplastic foils is a transparent thermoplastic foil. The one or more pigmented free radical UV curable inkjet inks contains a polymerizable composition having 30 to 90 wt % of one or more compounds with one ethylenically unsaturated polymerizable group; 10 to 70 wt % of one or more compounds with two ethylenically unsaturated polymerizable groups; and 0 to 10 wt % of one or more compounds with three or more ethylenically unsaturated polymerizable groups.
    Type: Grant
    Filed: September 26, 2017
    Date of Patent: October 20, 2020
    Assignee: AGFA NV
    Inventors: Jens Lenaerts, Hubertus Van Aert, Nadine Willems
  • Patent number: 10723106
    Abstract: A method for manufacturing decorative surfaces includes, in order, the steps of a) inkjet printing an image on a first thermoplastic foil by jetting and UV curing one or more pigmented free radical UV curable inkjet inks on the first thermoplastic foil; b) applying on the inkjet printed image a second thermoplastic foil carrying a layer containing a vinylchloride-vinylacetate-vinylalcohol copolymer with the layer facing the inkjet printed image on the first thermoplastic foil; and c) heat pressing the first and second thermoplastic foils into a decorative laminate; wherein at least one of the first and second thermoplastic foils is transparent, and the one or more pigmented free radical UV curable inkjet inks contain a polymerizable composition having: 30 to 90 wt % of one or more compounds with one ethylenically unsaturated polymerizable group; 10 to 70 wt % of one or more compounds with two ethylenically unsaturated polymerizable groups; and 0 to 10 wt % of one or more compounds with three or more ethylenic
    Type: Grant
    Filed: February 20, 2020
    Date of Patent: July 28, 2020
    Assignees: AGFA NV, UNILIN BVBA
    Inventors: Jens Lenaerts, Nadine Willems, Hubertus Van Aert