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).

  • Publication number: 20180206342
    Abstract: A manufacturing method for printed circuit boards includes the steps of: a) inkjet printing a UV free radical curable inkjet ink on a substrate (2); b) UV curing the UV free radical curable inkjet ink on the inkjet printed substrate; and c) applying a thermal treatment on the UV cured inkjet printed substrate; wherein the UV free radical curable inkjet ink contains at least a colorant, a free radical photoinitiator; a difunctional monomer or oligomer and a polyfunctional monomer or oligomer; and 1 to 15 wt % of a silane compound according to Formula (I): wherein, the linking group L represents a —CH2— group or an aliphatic chain having 2 to 10 carbon atoms optionally substituted in the aliphatic chain by a nitrogen or an oxygen; R1 represents a methoxy group; R2 and R3 independently represent a methoxy group or a C1- to C4-alkyl group; and R4 represents a functional group selected from the group consisting of an epoxy group, an amine group, a carbamate group, a trimethoxy silane group and an ureido group.
    Type: Application
    Filed: July 5, 2016
    Publication date: July 19, 2018
    Inventors: Rita TORFS, Gabriela CANTERO, Johan LOCCUFIER, Hubertus VAN AERT
  • Publication number: 20180201798
    Abstract: An aqueous inkjet ink for forming a colour upon heat treatment includes a) an immobilized leuco dye; b) a colour developing agent or colour developing agent precursor; and c) optionally an opthothermal converting agent; wherein the leuco dye is immobilized by being covalently bonded to polymeric particles or by being included in the core of capsules composed of a polymeric shell surrounding a core.
    Type: Application
    Filed: May 18, 2016
    Publication date: July 19, 2018
    Applicant: AGFA-GEVAERT
    Inventors: Johan LOCCUFIER, Fabienne GOETHALS, Hubertus VAN AERT, Dirk KOKKELENBERG
  • Patent number: 10005916
    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: Grant
    Filed: April 15, 2015
    Date of Patent: June 26, 2018
    Assignee: AGFA NV
    Inventors: Johan Loccufier, Luc Decoster
  • Publication number: 20180154667
    Abstract: A laser markable composition includes (a) an aqueous medium; (b) capsules composed of a polymeric shell surrounding a core; (c) a colour developing agent or colour developing agent precursor; and (d) an optothermal converting agent; characterized in that the core of the capsule contains a leuco dye.
    Type: Application
    Filed: May 18, 2016
    Publication date: June 7, 2018
    Applicant: AGFA-GEVAERT
    Inventors: Fabienne GOETHALS, Johan LOCCUFIER, Dirk KOKKELENBERG, Lionel PETTON
  • Publication number: 20180147874
    Abstract: A colour laser markable article includes at least a first and a second laser markable layer including, respectively, a first infrared dye IR-1 having an absorption maximum in the infrared region ?max(IR-1) and a second infrared dye IR-2 having an absorption maximum in the infrared region ?max(IR-2), characterized in that the colour laser markable layers further include a Diffusion Hindered Molecular Assembly (DHMA) which contains a leuco dye.
    Type: Application
    Filed: May 19, 2015
    Publication date: May 31, 2018
    Applicant: AGFA-GEVAERT
    Inventors: Marin STEENACKERS, Johan LOCCUFIER, Luc DECOSTER
  • Publication number: 20180149979
    Abstract: A flexographic printing precursor includes a support and a photopolymerisable layer including a monomer, an initiator and having a thickness between 0.5 mm and 7.0 mm, characterized in that the photopolymerisable layer contains magnetic or magnetisable particles. A method of developing the flexographic printing precursor to obtain a printing element with a relief image using a magnetic field is provided.
    Type: Application
    Filed: June 9, 2016
    Publication date: May 31, 2018
    Inventors: Johan LOCCUFIER, Thomas BILLIET
  • Patent number: 9982072
    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: Grant
    Filed: October 22, 2014
    Date of Patent: May 29, 2018
    Assignee: AGFA NV
    Inventor: Johan Loccufier
  • Publication number: 20180141364
    Abstract: A colour laser markable composition includes at least a first and a second Diffusion Hindered Molecular Assembly (DHMA), each including a leuco dye and, respectively, a first and second sensitizer. With the laser markable composition, at least two different colours may be formed in a single layer.
    Type: Application
    Filed: May 19, 2015
    Publication date: May 24, 2018
    Inventors: Marin STEENACKERS, Johan LOCCUFIER, Fabienne GOETHALS, Lionel PETTON
  • Publication number: 20180142112
    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: January 10, 2018
    Publication date: May 24, 2018
    Inventors: Johan LOCCUFIER, Luc DECOSTER
  • Publication number: 20180134055
    Abstract: A laser markable composition includes (a) an aqueous medium; (b) a leuco dye; (c) an optothermal converting agent; and (d) a colour developing agent, characterized in that the colour developing agent is a polymer particle capable of forming an acid upon exposure to heat.
    Type: Application
    Filed: May 17, 2016
    Publication date: May 17, 2018
    Inventors: Dirk KOKKELENBERG, Lionel PETTON, Johan LOCCUFIER, Fabienne GOETHALS
  • Publication number: 20180134056
    Abstract: A laser markable composition includes (a) an aqueous medium; (b) polymeric particles dispersed in the aqueous medium; (c) a colour developing agent or colour developing agent precursor; and (d) an optothermal converting agent; characterized in that a leuco dye is covalently bonded to the polymeric particles.
    Type: Application
    Filed: May 11, 2016
    Publication date: May 17, 2018
    Inventors: Hubertus VAN AERT, Johan LOCCUFIER, Dirk KOKKELENBERG
  • Patent number: 9938420
    Abstract: A method of manufacturing metallic articles from a metal substrate includes the steps of: a) jetting an image with a UV curable inkjet ink on at least one surface of the metallic substrate; b) UV curing the image; c) electroplating or acidic etching the at least one metallic surface not covered by the UV cured image; and d) stripping or solubilizing the UV cured image by an aqueous alkaline solution; wherein the UV curable inkjet ink has a viscosity of no more than 100 mPa·s at 25° C. and at a shear rate of 1,000 s?1; and wherein the UV curable inkjet ink contains a specific polymerizable composition and up to 20 wt % of photoinitiator including at least one of an acyl phosphine oxide photoinitiator and a thioxanthone photoinitiator.
    Type: Grant
    Filed: June 1, 2015
    Date of Patent: April 10, 2018
    Assignee: AGFA-GEVAERT
    Inventors: Rita Torfs, Roel De Mondt, Blanca Maria Pastor Ramirez, Johan Loccufier
  • Publication number: 20180094154
    Abstract: An inkjet ink contains self-dispersible capsules having a polymeric shell surrounding a core containing one or more chemical reactants, wherein the capsules are dispersed in an aqueous medium by a dispersing group covalently bonded to the polymeric shell, and the dispersing group is a carboxylic acid or salt thereof; and no more than 0.5 wt % of an amphoteric surfactant.
    Type: Application
    Filed: April 4, 2016
    Publication date: April 5, 2018
    Inventor: Johan LOCCUFIER
  • Patent number: 9931878
    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: Grant
    Filed: December 18, 2014
    Date of Patent: April 3, 2018
    Assignee: AGFA-GEVAERT
    Inventors: Marin Steenackers, Johan Loccufier, Bart Aerts, Anouschka Depla
  • Publication number: 20180085725
    Abstract: A method for manufacturing capsules for an in inkjet ink includes the steps of a) preparing a non-aqueous solution of a first shell component for forming a polymeric shell and one or more chemical reactants optionally in an organic solvent having a low miscibility with water and having a lower boiling point than water; b) preparing an aqueous solution of a second shell component for forming the polymeric shell and an amphoteric surfactant; c) dispersing the non-aqueous solution under high shear in the aqueous solution; d) optionally stripping the organic solvent from the mixture of the aqueous solution and the non-aqueous solution; and e) preparing a polymeric shell around the one or more chemical reactants by interfacial polymerization of the first and second shell components for forming the polymeric shell.
    Type: Application
    Filed: April 1, 2016
    Publication date: March 29, 2018
    Inventor: Johan LOCCUFIER
  • Patent number: 9920211
    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: Grant
    Filed: April 13, 2015
    Date of Patent: March 20, 2018
    Assignee: AGFA NV
    Inventors: Johan Loccufier, Luc Decoster
  • Publication number: 20170355858
    Abstract: A radiation curable composition including at least one organic silver salt, at least one reducing agent for the organic silver salt, and a polymerizable composition of at least one polymerizable compound, wherein the radiation curable composition is a radiation curable inkjet ink containing at least 50 wt % of a monofunctional polymerizable compound based on the total weight of the polymerizable composition. The radiation curable composition is especially useful for generating black UV light blocking borders in laminated safety glass for automotive applications.
    Type: Application
    Filed: December 14, 2015
    Publication date: December 14, 2017
    Inventor: Johan LOCCUFIER
  • Patent number: 9839961
    Abstract: A metallic nanoparticle dispersion includes metallic nanoparticles and a compound according to Formula I, wherein X represents the necessary atoms to form a substituted or unsubstituted ring. The presence of small amounts of the compound according to Formula I increases the conductivity of metallic layers or patterns formed from the metallic nanoparticle dispersions at moderate curing conditions.
    Type: Grant
    Filed: July 2, 2014
    Date of Patent: December 12, 2017
    Assignee: AGFA GEVAERT
    Inventors: Johan Loccufier, Nicolas Vriamont, Dirk Bollen
  • Publication number: 20170342282
    Abstract: A UV curable inkjet ink contains at least one free radical photoinitiator and at least 30 wt % of a mixture including 0 to 45 wt % of a polymerizable oligomer, at least 5 wt % of a polyfunctional propoxylated acrylate and at least 20 wt % of a monofunctional ethoxylated methacrylate according to Formula (I): with n representing an integer of 1 to 4 and R representing an alkyl group; the weight ratio of the polyfunctional propoxylated acrylate over the monofunctional ethoxylated methacrylate is less than 1.60; and all the weight percentages wt % are based on the total weight of the UV curable inkjet ink.
    Type: Application
    Filed: December 11, 2015
    Publication date: November 30, 2017
    Applicant: AGFA GRAPHICS NV
    Inventors: Rita TORFS, Johan LOCCUFIER
  • Publication number: 20170341345
    Abstract: A method for manufacturing laminated glass articles includes the steps of inkjet printing an image with one or more inkjet inks on a first glass sheet; jetting and at least partially curing a curable sealing agent on three edges of the first glass sheet on the side for the inkjet printed image; aligning a second glass sheet with the first glass sheet on the side of the first glass sheet carrying the at least partially cured sealing agent and the inkjet printed image; applying a liquid curable adhesive resin composition into an interspace between the first and second glass sheets; and curing the liquid curable adhesive resin composition until a solid adhesive layer is obtained.
    Type: Application
    Filed: December 11, 2015
    Publication date: November 30, 2017
    Applicant: AGFA GRAPHICS NV
    Inventors: Johan LOCCUFIER, Rita TORFS