Patents by Inventor Johan Loccufier

Johan Loccufier 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).

  • Patent number: 9568822
    Abstract: A negative-working lithographic printing plate precursor includes a support and a coating containing a photopolymerizable layer including a polymerizable compound including: a free radical polymerizable group, and at least one moiety having a structure according to Formula (I): wherein n represents an integer equal to 0 or 1; L1 represents a divalent linking group; and * denotes the linking positions to the rest of the structure, with the proviso that the carbonyl groups in Formula (I) are bonded to a carbon atom.
    Type: Grant
    Filed: June 12, 2014
    Date of Patent: February 14, 2017
    Assignee: AGFA GRAPHICS NV
    Inventors: Marin Steenackers, Johan Loccufier, Sam Verbrugghe, Kristof Heylen
  • Publication number: 20170037270
    Abstract: An inkjet ink includes a) an aqueous medium; and b) capsules composed of a polymeric shell surrounding a core; wherein the capsules are dispersed in the aqueous medium using a dispersing group covalently bonded to the polymeric shell; the dispersing group is selected from the group consisting of a carboxylic acid or salt thereof, a sulfonic acid or salt thereof, a phosphoric acid ester or salt thereof, a phosphonic acid or salt thereof, an ammonium group, a sulfonium group, and a phosphonium group; the core contains one or more chemical reactants capable of forming a reaction product upon application of heat and/or light; and the capsules have an average particle size of no more than 4 ?m as determined by dynamic laser diffraction.
    Type: Application
    Filed: April 13, 2015
    Publication date: February 9, 2017
    Inventors: Johan LOCCUFIER, Luc DECOSTER
  • Patent number: 9562129
    Abstract: A copolymer includes (i) a plurality of ethylenic moieties A having a structure according to the following formula: wherein R2 and R3 independently represent hydrogen, a halogen, or an optionally substituted linear, branched, or cyclic alk(en)yl group, or an optionally substituted aromatic or heteroaromatic, and (ii) a plurality of acetal moieties B having a structure according to the following formula: wherein L represents a divalent linking group; x=0 or 1; and R1 represents an optionally substituted aromatic or heteroaromatic group including at least one hydroxyl group. Use of these polymers in the coating of lithographic printing plates provides a good abrasion resistance while the balance between the ink acceptance, arising from the ethylenic moieties, and the solubility in an alkaline developer, arising form the acetal moieties, can be controlled efficiently.
    Type: Grant
    Filed: December 3, 2013
    Date of Patent: February 7, 2017
    Assignee: AGFA GRAPHICS NV
    Inventors: Johan Loccufier, Philippe Moriame
  • Publication number: 20170029639
    Abstract: An inkjet ink includes a) an aqueous medium; and b) capsules composed of a polymeric shell surrounding a core; wherein the capsules are dispersed in the aqueous medium using a dispersing group covalently bonded to the polymeric shell; the core contains one or more chemical reactants capable of forming a reaction product upon application of heat and/or light; the polymeric shell includes a-polymer selected from the group consisting of polyureas, polyesters, polycarbonates, polyamides, and melamine based polymers and copolymers thereof; and the capsules have an average particle size of no more than 4 ?m as determined by dynamic laser diffraction.
    Type: Application
    Filed: April 15, 2015
    Publication date: February 2, 2017
    Inventors: Johan LOCCUFIER, Luc DECOSTER
  • Publication number: 20170029637
    Abstract: An inkjet ink includes a) an aqueous medium; and b) capsules composed of a polymeric shell surrounding a core; wherein the capsules are dispersed in the aqueous medium using a dispersing group covalently bonded to the polymeric shell; the core contains one or more chemical reactants capable of forming a reaction product upon application of heat and/or infrared light; and the capsules have an average particle size smaller than 4 ?m as determined by dynamic laser diffraction.
    Type: Application
    Filed: April 13, 2015
    Publication date: February 2, 2017
    Inventors: Johan LOCCUFIER, Luc DECOSTER
  • Patent number: 9556349
    Abstract: An inkjet printing radiation curable inkjet ink for forming a protective layer during an etching process includes at least 70 percent by weight of a polymerizable composition based on the total weight of radiation curable inkjet ink, wherein the polymerizable composition has an oxygen fraction OFR>0.250 and a weighted polymerizable functionality WPF?0.0050, and the polymerizable composition contains no polymerizable compound with an ethylenic double bond and including a phosphoester group or a carboxylic acid group in the molecule thereof.
    Type: Grant
    Filed: January 18, 2013
    Date of Patent: January 31, 2017
    Assignee: AGFA-GEVAERT
    Inventors: Stefaan Smet, Freddy Zutterman, Peter Vermeersch, Johan Loccufier, Ann Willems
  • Publication number: 20170022379
    Abstract: An inkjet ink includes a) an aqueous medium; and b) capsules composed of a polymeric shell surrounding a core; wherein the capsules are dispersed in the aqueous medium using a dispersing group covalently bonded to the polymeric shell; wherein the core contains a photoinitiator and one or more chemical reactants capable of forming a reaction product upon application of UV light; wherein the capsules have an average particle size of no more than 4 ?m as determined by dynamic laser diffraction; and wherein the photoinitiator is a diffusion hindered photoinitiator selected from the group consisting of multifunctional photoinitiators, oligomeric photoinitiators, polymeric photoinitiators and polymerizable photoinitiators.
    Type: Application
    Filed: April 15, 2015
    Publication date: January 26, 2017
    Inventors: Johan LOCCUFIER, Luc DECOSTER
  • Patent number: 9550898
    Abstract: An inkjet printing method includes the steps of jetting ink dots on a substrate of a plurality- of radiation curable inkjet inks having a viscosity of no more than 50 mPa·s at 25° C. and a shear rate of 90 s?1, the plurality of radiation curable inkjet inks including a) at least one non-polymerizable, non-polymeric bisacylphosphine oxide present in a concentration of no more than 4.
    Type: Grant
    Filed: September 16, 2014
    Date of Patent: January 24, 2017
    Assignee: AGFA GRAPHICS NV
    Inventors: Johan Loccufier, Roel De Mondt
  • Publication number: 20170013723
    Abstract: A method of manufacturing conductive patterns includes the steps of a) printing and curing UV curable inkjet to define a cured inkjet ink pattern on a metal sheet bonded to a non-conductive substrate; b) etching the metal sheet not covered by the cured ink pattern to expose the non-conductive substrate; and c) applying an alkaline solution to dissolve the cured inkjet ink pattern within 5 minutes.
    Type: Application
    Filed: January 28, 2015
    Publication date: January 12, 2017
    Inventors: Rita TORFS, Johan LOCCUFIER
  • Publication number: 20160318327
    Abstract: A colour laser markable laminate includes a colour laser markable layer including a leuco dye and an infrared absorbing compound, an optional adhesive layer, a polymeric support, an optional outerlayer, wherein the colour laser markable layer further includes an acid scavenger. The support, the optional adhesive layer, or the optional outer layer includes a UV absorbing compound.
    Type: Application
    Filed: December 18, 2014
    Publication date: November 3, 2016
    Inventors: Marin STEENACKERS, Johan LOCCUFIER, Bart AERTS, Anouschka DEPLA
  • Patent number: 9482954
    Abstract: A negative-working lithographic printing plate precursor includes a support and a coating containing a photopolymerisable layer; characterized in that the coating includes a compound including at least one moiety having a structure according to Formula (I) at a level above 10% wt and below 40% wt relative to the total dry weight of the ingredients of the coating: wherein n represents an integer equal to 0 or 1; L1 represents a divalent linking group; with the proviso that the carbonyl groups in Formula (I) are bonded to a carbon atom.
    Type: Grant
    Filed: June 12, 2014
    Date of Patent: November 1, 2016
    Assignee: AGFA GRAPHICS NV
    Inventors: Johan Loccufier, Marin Steenackers, Sam Verbrugghe, Kristof Heylen
  • Publication number: 20160311242
    Abstract: A colour laser markable article includes a colour laser markable layer provided on a support, the laser markable layer including an infrared absorbing compound;—a leuco-dye; and— an acid generating compound, wherein the acid generating compound has a structure according to Formulae (I) or (II): wherein R1 and R3 independently represent an optionally substituted alkyl group, an optionally substituted (hetero)cyclic alkyl group, an optionally substituted (hetero)aryl group, an optionally substituted aralkyl group, an optionally substituted alkoxy group, an optionally substituted (hetero)cyclic alkoxy group, or an optionally substituted (hetero)aryl group; R2, R4 and R5 independently represent an optionally substituted alkyl, an optionally substituted (hetero)cyclic alkyl group or an optionally substituted aralkyl group; and R1 and R2, R4 and R5, R3 and R4, and R3 and R5 may represent the necessary atoms to form a ring.
    Type: Application
    Filed: December 17, 2014
    Publication date: October 27, 2016
    Inventors: Marin STEENACKERS, Johan LOCCUFIER
  • Publication number: 20160303831
    Abstract: A method for producing laminated safety glass includes the steps of applying imagewise a thermally reducible composition including a organic metal salt on a glass surface or a thermoplastic polymeric surface, and heating at least the imagewise applied thermally reducible composition to form a metal from the organic metal salt.
    Type: Application
    Filed: December 9, 2014
    Publication date: October 20, 2016
    Inventors: Tom Cloots, Johan Loccufier, Guido Fransen
  • Publication number: 20160282718
    Abstract: A lithographic printing plate precursor includes (i) a support having a hydrophilic surface or which is provided with a hydrophilic layer, and (ii) a coating including a photopolymerisable layer, characterised in that the photopolymerisable layer includes a compound including at least one free radically polymerisable group and at least one moiety having a structure according to Formula (I): wherein X represents O or NR* and R* represents hydrogen, an optionally substituted alkyl, aryl, aralkyl or heteroaryl group; and * denotes the linking positions to the rest of the compound.
    Type: Application
    Filed: December 10, 2014
    Publication date: September 29, 2016
    Inventors: Marin STEENACKERS, Johan LOCCUFIER, Sam VERBRUGGHE
  • Patent number: 9453134
    Abstract: A free radical curable liquid having a specific weight after curing measured at 25° C. of less than 1.00 g/cm3 including: a) one or more photoinitiators; b) one or more free radical polymerizable monomers or oligomers; and c) hollow particles and/or a free radical crosslinkable polymer selected from the group consisting of polyethylene, polypropylene, polybutadiene, polymethylpentene, poly(ethylene-vinylacetate), poly(ethylene-ethyl acrylate) and poly(styrene-butadiene) and copolymers thereof; wherein at least the free radical crosslinkable polymer or at least one of the one or more free radical polymerizable monomers or oligomers includes one or more hydrolyzable groups which upon hydrolyzation form an acid group or salt thereof; and wherein the free radical curable liquid contains no more than 10 wt % of organic solvent.
    Type: Grant
    Filed: August 9, 2013
    Date of Patent: September 27, 2016
    Assignee: AGFA GRAPHICS NV
    Inventors: Roel De Mondt, Johan Loccufier, Hubertus Van Aert
  • Publication number: 20160237185
    Abstract: A process for the preparation of optionally asymmetric acetal compounds includes reacting a compound containing a hydroxyl group with a vinylether compound in the presence of a zwitterionic catalyst including at least one basic nitrogen containing structural fragment and at least one sulfonic acid group in its structure, with the proviso that a molar ratio of the basic nitrogen to sulfonic acid is 1:1
    Type: Application
    Filed: October 22, 2014
    Publication date: August 18, 2016
    Inventor: Johan LOCCUFIER
  • Patent number: 9416287
    Abstract: A free radical curable liquid for inkjet printing of food packaging materials includes no initiator or otherwise one or more initiators selected from the group consisting of non-polymeric di- or multifunctional initiators, oligomeric initiators, polymeric initiators, and polymerizable initiators; and a polymerizable composition of the liquid consists essentially of: a) 25-100 wt % of one or more polymerizable compounds A having at least one acrylate group G1 and at least one second ethylenically unsaturated polymerizable functional group G2 selected from the group consisting of a vinlyether group, an allylether group, and a allylester group; b) 0-55 wt % of one or more polymerizable compounds B selected from the group consisting of monofunctional acrylates and difunctional acrylates; and c) 0-55 wt % of one or more polymerizable compounds C selected from the group consisting of trifunctional acrylates, tetrafunctional acrylates, pentafunctional acrylates and hexafunctional acrylates.
    Type: Grant
    Filed: October 21, 2008
    Date of Patent: August 16, 2016
    Assignee: AGFA GRAPHICS NV
    Inventors: Johan Loccufier, Roland Claes
  • Patent number: 9403395
    Abstract: A color laser markable laminate includes at least a transparent polymeric support and a color forming layer including a leuco dye; an infrared dye; and a polymeric binder including vinyl acetate and at least 85 wt % of vinyl chloride based on the total weight of the binder; wherein the color laser markable laminate includes a specific phenol stabilizer sterically hindered by a ring containing three nitrogen atoms. A method for preparing a color laser marked document is also disclosed.
    Type: Grant
    Filed: March 12, 2013
    Date of Patent: August 2, 2016
    Assignee: AGFA-GEVAERT
    Inventors: Bart Waumans, Paul Callant, Johan Loccufier
  • Publication number: 20160208117
    Abstract: An inkjet printing method includes the steps of jetting ink dots on a substrate of a plurality of radiation curable inkjet inks having a viscosity of no more than 50 mPa·s at 25° C. and a shear rate of 90 s?1, the plurality of radiation curable inkjet inks including a) at least one non-polymerizable, non-polymeric bisacylphosphine oxide present in a concentration of no more than 4.
    Type: Application
    Filed: September 16, 2014
    Publication date: July 21, 2016
    Applicant: AGFA GRAPHICS NV
    Inventors: Johan LOCCUFIER, Roel DE MONDT
  • Publication number: 20160200923
    Abstract: A radiation curable inkjet ink set containing a plurality of inkjet inks having a viscosity of no more than 50 mPa·s at 25° C. and a shear rate of 90 s-1, each of the inkjet inks including a) at least one non-polymerizable, non-polymeric bisacylphosphine oxide present in a concentration of no more than 4.0 wt % based on the total weight of the inkjet ink; b) at least one monomer including at least one vinyl ether group and at least one polymerizable group selected from the group consisting of an acrylate group and a methacrylate group; and c) at least one polymerizable or polymeric thioxanthone, with the proviso that if the at least one polymerizable or polymeric thioxanthone contains no tertiary amine group, then the inkjet ink further includes at least one tertiary amine co-initiator selected from the group consisting of ethylhexyl-4-dimethylaminobenzoate and a polymerizable co-initiator containing a tertiary amine.
    Type: Application
    Filed: September 16, 2014
    Publication date: July 14, 2016
    Inventors: Johan Loccufier, Roel De Mondt