Patents by Inventor Lode Erik Dries Deprez
Lode Erik Dries Deprez 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: 11926752Abstract: The ink composition comprises pigment particles and a stimulus responsive dispersing agent for dispersing said pigment particles in a protic polar solvent, for instance for inkjet printing, which stimulus responsive dispersing agent comprises an anchoring part for anchoring to said pigment particles, a stimulus responsive part as shown in formula (XXa) or (XXb) and a hydrophilic part for solvent stabilization of the pigment, wherein the stimulus responsive part upon exposure to a stimulus initiates decomposition of the stimulus responsive dispersing agent. The paper with the printed ink can be deinked in an industrial deinking process.Type: GrantFiled: September 22, 2020Date of Patent: March 12, 2024Assignee: Xeikon Manufacturing N.V.Inventors: Geert Gaston Paul Deroover, Lode Erik Dries Deprez
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Publication number: 20240026177Abstract: Inkjet ink for forming an image on a substrate, the inkjet ink comprising a pigment P, a first block copolymer dispersant D1 for dispersing the pigment P and a second block copolymer dispersant D2 for dispersing the pigment P, and an aqueous carrier; wherein said first block copolymer dispersant D1 is different from said second block copolymer dispersant D2, wherein each block copolymer dispersant D1, D2 comprises an anchoring segment A1, A2 for anchoring to the pigment P, wherein each of the block copolymer dispersant D1, D2 additionally comprises a matrix stabilization segment M for aqueous phase stabilization of the pigment P, wherein the anchoring segment A1 of the first block copolymer dispersant D1 comprises a repeating unit R1 and the anchoring segment A2 of the second block copolymer dispersant D2 comprises a repeating unit R2, wherein the repeating unit R1 is less hydrophobic than the repeating unit R2.Type: ApplicationFiled: October 4, 2021Publication date: January 25, 2024Applicant: XEIKON MANUFACTURING N.V.Inventors: Werner Jozef Johan OP DE BEECK, Lode Erik Dries DEPREZ, Wouter Jeroom Maria VAN GAENS, Nils Margaretha Robert DE VOS, Lore WYNS
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Publication number: 20230374322Abstract: Inkjet ink for forming an image on a substrate includes a pigment P, a block copolymer dispersant D for dispersing the pigment P, and an aqueous carrier. The block copolymer dispersant D includes an anchoring segment A for anchoring to the pigment P, where the block copolymer dispersant additionally comprises a matrix stabilization segment M for aqueous phase stabilization of the pigment. The anchoring segment A includes a repeating unit R1 and a repeating unit R2, different from R1, where the repeating unit R1 is less hydrophobic than the repeating unit R2, the repeating unit R1 includes a (poly)alkylene oxide coupled to a terminal group via a direct bond, a —C—O—C— ether bond or a —C—O—(C?O)—N— urethane bond, and the terminal group is selected from an alkyl group, an aryl group and combinations thereof.Type: ApplicationFiled: October 4, 2021Publication date: November 23, 2023Applicant: XEIKON MANUFACTURING N.V.Inventors: Werner Jozef Johan OP DE BEECK, Lode Erik Dries DEPREZ, Wouter Jeroom Maria VAN GAENS, Nils Margaretha Robert DE VOS, Lore WYNS
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Patent number: 11718106Abstract: An inkjet printing apparatus for printing on a substrate, such as a flexible packaging material, includes at least three inkjet heads including a first inkjet head, a second inkjet head, and at least one further inkjet head. At least one drying unit includes a first drying unit arranged opposite a first drying location which is located between the first and second inkjet location, the first drying unit being configured for physically removing liquid from ink applied by the first inkjet head. At least a first drum and a second drum, where the first and second inkjet locations as well as the first drying location are located on an outer surface of the first drum; and the at least one further inkjet location is located on an outer surface of the second drum.Type: GrantFiled: July 15, 2019Date of Patent: August 8, 2023Assignee: XEIKON MANUFACTURING N.V.Inventors: Tomas Praet, Herman Jan Godelieve Van De Straete, Werner Jozef Johan Op De Beeck, Roel De Mondt, Lode Erik Dries Deprez
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Patent number: 11710012Abstract: A digital printing process for printing an image (I) including a white area (W) and/or a coloured area (C) on a packaging material includes selecting a packaging material with a substantially white side, and preparing print data to be sent to a printing means taking into account that the side of the packaging material is substantially white. The print data represents one or more first image areas (A1) representing the image (I), and one or more second image areas (A2) representing a packaging look (L), to be printed on the substantially white side of the packaging material, outside the one or more first image areas (A1) where the image (I) is to be located. The method further includes printing by the printing means on the substantially white side of the packaging material using the print data.Type: GrantFiled: December 21, 2020Date of Patent: July 25, 2023Assignee: XEIKON MANUFACTURING NVInventors: Lode Erik Dries Deprez, Jürgen Norbert Bart Devlieghere, Roel De Mondt, Romain Jan Victor Paul Van Der Gucht, Tom Rik May Broeckx
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Publication number: 20230135129Abstract: An inkjet printing process and an ink set for forming an image on a substrate by applying a plurality of inkjet inks of the ink set on the substrate. The plurality of inkjet inks include at least a first ink and a second ink, each ink comprising: a pigment and a block copolymer dispersant for dispersing the pigment. The block copolymer dispersant includes a first block and a second block where the second block is formed using at least one monomer M2, which monomer M2 is selected from the group consisting of a methacrylate and an acrylate, and where the monomer M2 is an anchoring monomer for anchoring to the pigment.Type: ApplicationFiled: April 1, 2021Publication date: May 4, 2023Applicant: XEIKON MANUFACTURING N.V.Inventors: Lode Erik Dries DEPREZ, Werner Jozef Johan OP DE BEECK, Wouter Jeroom Maria VAN GAENS, Roel DE MONDT, Geert Gaston Paul DEROOVER, Nils Margaretha Robert DE VOS, Lore WYNS
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Publication number: 20230046338Abstract: A digital printing process for printing an image (I) including a white area (W) and/or a coloured area (C) on a packaging material includes selecting a packaging material with a substantially white side, and preparing print data to be sent to a printing means taking into account that the side of the packaging material is substantially white. The print data represents one or more first image areas (A1) representing the image (I), and one or more second image areas (A2) representing a packaging look (L), to be printed on the substantially white side of the packaging material, outside the one or more first image areas (A1) where the image (I) is to be located. The method further includes printing by the printing means on the substantially white side of the packaging material using the print data.Type: ApplicationFiled: December 21, 2020Publication date: February 16, 2023Applicant: XEIKON MANUFACTURING NVInventors: Lode Erik Dries DEPREZ, Jürgen Norbert Bart, Roel DE MONDT, Romain Jan Victor Paul VAN DER GUCHT, Tom Rik May BROECKX
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Patent number: 11573500Abstract: A metal compound includes a metal and at least two aromatic hydroxycarboxylic acid structures. Each aromatic hydroxycarboxylic acid structure includes an aromatic moiety having a hydroxyl substituent and a carboxylic acid substituent, which cooperatively bond the aromatic moiety to the metal via at least one of ionic bond, covalent bond and coordinate bond. Each aromatic hydroxycarboxylic acid structure is bonded to a polymer segment.Type: GrantFiled: March 13, 2019Date of Patent: February 7, 2023Assignee: XEIKON MANUFACTURING N.V.Inventors: Lode Erik Dries Deprez, Karlien Maria Hugo Renata Torfs, Geert Gaston Paul Deroover
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Publication number: 20220324245Abstract: A printing method in which a primer composition, which includes at least one pigment aggregating agent, is applied to a coated substrate prior to an ink-jet printing step. The ink-jet printing step is performed using inkjet droplets having x ?m drop diameter, printed in a print resolution on the coated substrate that corresponds to a rectangular unit cell having cell dimensions of y ?m by z ?m, where a ratio of x/y is >0.60.Type: ApplicationFiled: September 3, 2020Publication date: October 13, 2022Applicant: XEIKON MANUFACTURING N.V.Inventors: Wouter Jeroom Maria VAN GAENS, Werner Jozef Johan OP DE BEECK, Lode Erik Dries DEPREZ, Roel DE MONDT
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Publication number: 20220063302Abstract: A digital printing process for inkjet printing on a recording medium using ink including a carrier liquid and a colorant, in particular on a recording medium which is configured not to absorb the carrier liquid or to absorb only a portion of the carrier liquid during the inkjet printing. The process includes the steps of: jetting ink on the recording medium; bringing one or more continuously rotating members in rotational contact with the jetted ink on the recording medium such that a colorant-poor portion of the ink is adsorbed to the one or more rotating members and a colorant-rich portion remains on the recording medium. The colorant-rich portion includes more colorant than said colorant-poor portion. The process further includes continuously removing said colorant-poor portion of the one or more continuously rotating members.Type: ApplicationFiled: February 10, 2020Publication date: March 3, 2022Applicant: XEIKON MANUFACTURING N.V.Inventors: Kurt Gustaaf Maria MAMPAEY, Tomas PRAET, Wouter Jeroom Maria VAN GAENS, Werner Jozef Johan OP DE BEECK, Lode Erik Dries DEPREZ
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Patent number: 11150575Abstract: A digital printing process for xerography printing with curable dry toner. The process includes: forming a latent image as a pattern of electric charge on a surface of an imaging member; transferring dry toner onto a development member; developing the latent image by transferring dry toner from the development member onto the imaging member in accordance with the pattern; transferring the dry toner from the imaging member to a first substrate; applying a second substrate on the transferred dry toner, fusing the transferred dry toner, and bonding the second substrate to the first substrate. The fusing is done before and/or during and/or after the applying of the second substrate. After application of the second substrate, the dry toner is irradiated with actinic radiation or particle beams to cure at least the fused transferred dry toner. The irradiating is done after and/or during the fusing.Type: GrantFiled: October 25, 2018Date of Patent: October 19, 2021Assignee: XEIKON MANUFACTURING N.V.Inventors: Lode Erik Dries Deprez, Werner Jozef Johan Op De Beeck, Karlien Maria Hugo Renata Torfs, Maarten Marina E Vandenbergh
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Publication number: 20210276345Abstract: An inkjet printing apparatus for printing on a substrate, such as a flexible packaging material, includes at least three inkjet heads including a first inkjet head, a second inkjet head, and at least one further inkjet head. At least one drying unit includes a first drying unit arranged opposite a first drying location which is located between the first and second inkjet location, the first drying unit being configured for physically removing liquid from ink applied by the first inkjet head. At least a first drum and a second drum, where the first and second inkjet locations as well as the first drying location are located on an outer surface of the first drum; and the at least one further inkjet location is located on an outer surface of the second drum.Type: ApplicationFiled: July 15, 2019Publication date: September 9, 2021Applicant: XEIKON MANUFACTURING N.V.Inventors: Tomas PRAET, Herman Jan Godelieve VAN DE STRAETE, Werner Jozef Johan OP DE BEECK, Roel DE MONDT, Lode Erik Dries DEPREZ
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Publication number: 20210009837Abstract: The ink composition comprises pigment particles and a stimulus responsive dispersing agent for dispersing said pigment particles in a protic polar solvent, for instance for inkjet printing, which stimulus responsive dispersing agent comprises an anchoring part for anchoring to said pigment particles, a stimulus responsive part as shown in formula (XXa) or (XXb) and a hydrophilic part for solvent stabilization of the pigment, wherein the stimulus responsive part upon exposure to a stimulus initiates decomposition of the stimulus responsive dispersing agent. The paper with the printed ink can be deinked in an industrial deinking process.Type: ApplicationFiled: September 22, 2020Publication date: January 14, 2021Inventors: Geert Gaston Paul Deroover, Lode Erik Dries Deprez
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Publication number: 20210003935Abstract: A metal compound includes a metal and at least two aromatic hydroxycarboxylic acid structures. Each aromatic hydroxycarboxylic acid structure includes an aromatic moiety having a hydroxyl substituent and a carboxylic acid substituent, which cooperatively bond the aromatic moiety to the metal via at least one of ionic bond, covalent bond and coordinate bond. Each aromatic hydroxycarboxylic acid structure is bonded to a polymer segment.Type: ApplicationFiled: March 13, 2019Publication date: January 7, 2021Applicant: XEIKON MANUFACTURING N.V.Inventors: Lode Erik Dries DEPREZ, Karlien Maria Hugo Renata TORFS, Geert Gaston Paul DEROOVER
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Patent number: 10836194Abstract: A method for curing of an actinic light sensitive ink or toner layer on a substrate includes irradiating the actinic light sensitive ink or toner layer with a first radiation dose D1 in a first spectral range between 320 nm and 445 nm, followed by a second radiation dose D2 in a second spectral range between 200 nm and 319 nm. The ratio D1/D2 of the first radiation dose and the second radiation dose is between 0.25 and 500, more preferably between 0.25 and 200, even more preferably between 0.50 and 100.Type: GrantFiled: May 17, 2018Date of Patent: November 17, 2020Assignee: XEIKON MANUFACTURING N.V.Inventors: Lode Erik Dries Deprez, Wout Victor Maria Vervoort, Herman Jan Godelieve Van De Straete, Nick Horemans, Wouter Bart Tinne Leus
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Patent number: 10808136Abstract: The ink composition comprises pigment particles and a stimulus responsive dispersing agent for dispersing said pigment particles in a protic polar solvent, for instance for inkjet printing, which stimulus responsive dispersing agent comprises an anchoring part for anchoring to said pigment particles, a stimulus responsive part as shown in formula (XXa) or (XXb) and a hydrophilic part for solvent stabilization of the pigment, wherein the stimulus responsive part upon exposure to a stimulus initiates decomposition of the stimulus responsive dispersing agent. The paper with the printed ink can be deinked in an industrial deinking process.Type: GrantFiled: June 27, 2014Date of Patent: October 20, 2020Assignee: Xeikon Manufacturing N.V.Inventors: Geert Gaston Paul Deroover, Lode Erik Dries Deprez
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Publication number: 20200310289Abstract: A digital printing process for xerography printing with curable dry toner. The process includes: forming a latent image as a pattern of electric charge on a surface of an imaging member; transferring dry toner onto a development member; developing the latent image by transferring dry toner from the development member onto the imaging member in accordance with the pattern; transferring the dry toner from the imaging member to a first substrate; applying a second substrate on the transferred dry toner, fusing the transferred dry toner, and bonding the second substrate to the first substrate. The fusing is done before and/or during and/or after the applying of the second substrate. After application of the second substrate, the dry toner is irradiated with actinic radiation or particle beams to cure at least the fused transferred dry toner. The irradiating is done after and/or during the fusing.Type: ApplicationFiled: October 25, 2018Publication date: October 1, 2020Applicant: XEIKON MANUFACTURING N.V.Inventors: Lode Erik Dries DEPREZ, Werner Jozef Johan OP DE BEECK, Karlien Maria Hugo Renata TORFS, Maarten Marina E VANDENBERGH
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Publication number: 20200255570Abstract: The polymeric dispersant is a copolymer obtainable by copolymerizing at least a first monomer chosen from a maleimide compound and maleic anhydride, and a second monomer being an ethylenically unsaturated monomer and in case of maleic anhydride, conversion of resulting maleic anhydride units to N-substituted maleimide units, wherein the first monomer comprises a first substituent having a substantially non-polar chain and wherein the second monomer comprises a second, more polar substituent. In one embodiment of the copolymerisation method, first and second monomers are used with copolymerisation parameters r1, r2, such that r1 and r2?0.5. This results in an at least moderately alternating copolymer. The conversion of maleic anhydride units to maleimide may be partial, for instance at least 10%. The polymeric dispersant can be used in an ink dispersion further comprising colorant particles and an aqueous and/or alcoholic carrier liquid.Type: ApplicationFiled: January 23, 2018Publication date: August 13, 2020Inventors: Wouter Jeroom Maria Van Gaens, Geert Gaston Paul Deroover, Lode Erik Dries Deprez, Werner Jozef Johan Op de Beeck, Mathias Jo Bert van Remortel
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Patent number: 10627745Abstract: A digital printing process for xerography printing with liquid toner is disclosed, said liquid toner including a curable carrier liquid and imaging particles suspended in the carrier liquid. The process includes: forming a latent image as a pattern of electric charge on a surface of an imaging member; transferring the liquid toner onto a development member; developing the latent image by transferring liquid toner from the development member onto the imaging member in accordance with the pattern; transferring the liquid toner from the imaging member to a first substrate; applying a second substrate on the transferred liquid toner; after application of the second substrate, irradiating the liquid toner with actinic radiation or particle beams to cure the carrier liquid.Type: GrantFiled: April 25, 2017Date of Patent: April 21, 2020Assignee: Xeikon Manufacturing N.V.Inventors: Lode Erik Dries Deprez, Werner Jozef Johan Op de Beeck, Wouter Jeroom Maria Van Gaens
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Publication number: 20200070555Abstract: A method for curing of an actinic light sensitive ink or toner layer on a substrate includes irradiating the actinic light sensitive ink or toner layer with a first radiation dose D1 in a first spectral range between 320 nm and 445 nm, followed by a second radiation dose D2 in a second spectral range between 200 nm and 319 nm. The ratio D1/D2 of the first radiation dose and the second radiation dose is between 0.25 and 500, more preferably between 0.25 and 200, even more preferably between 0.50 and 100.Type: ApplicationFiled: May 17, 2018Publication date: March 5, 2020Applicant: XEIKON MANUFACTURING N.V.Inventors: Lode Erik Dries DEPREZ, Wout Victor Maria VERVOORT, Herman Jan Godelieve VAN DE STRAETE, Nick HOREMANS, Wouter Bart Tinne LEUS