Inventors list

Assignees list

Classification tree browser

Top 100 Inventors

Top 100 Assignees


Johan Loccufier, Zwijnaarde BE

Johan Loccufier, Zwijnaarde BE

Patent application numberDescriptionPublished
20080207803Pigment Dispersions with Polymeric Dispersants Having Pending Chromophore Groups - A pigment dispersion includes a color pigment represented by Formula (I):08-28-2008
20080207806Pigment Dispersions with Polymeric Dispersants Having Pending Chromophore Groups - A pigment dispersion comprising a colour pigment represented by formula (I)08-28-2008
20080214705Pigment Dispersions with Polymeric Dispersants Having Pending Chromophore Groups - A pigment dispersion includes a color pigment and a polymeric dispersant having at least one pending chromophore group covalently bound to the polymeric backbone of the polymeric dispersant through a linking group09-04-2008
20080227894Pigment Dispersions with Polymeric Dispersants Having Pending Chromophore Groups - A pigment dispersion comprising a colour pigment and a polymeric dispersant having at least one pending chromophore group covalently bound to the polymeric backbone of the polymeric dispersant through a linking group 09-18-2008
20080242776Pigment Dispersion with Polymeric Dispersants Having Pending Chromophore Groups - A pigment dispersion includes a color pigment represented by formula (I):10-02-2008
20080311524Method For Making Negative-Working Heat-Sensitive Lithographic Printing Plate Precursor - A method for making a negative-working heat-sensitive lithographic printing plate precursor includes the steps pf: 12-18-2008
20090005474Pigment Dispersions With Polymeric Dispersants Having Pending Chromophore Groups - A pigment dispersion includes a color pigment represented by formula (I):01-01-2009
20090017398METHOD FOR MAKING A LITHOGRAPHIC PRINTING PLATE - A method for making a lithographic printing plate includes the steps of providing a heat-sensitive lithographic printing plate precursor including on a support having a hydrophilic surface or which is provided with a hydrophilic layer, a heat-sensitive coating; image-wise exposing the precursor with IR-radiation or heat; and developing the image-wise exposed precursor with an alkaline developing solution, wherein an anti-sludge agent is present in the precursor or in the developing solution or in the precursor and the developing solution, and wherein the anti-sludge agent is a 5-membered heteroaromatic compound, including a —NH— group wherein the hydrogen is capable of being deprotonated in the alkaline developing solution, selected from the group consisting of an optionally substituted benztriazole, 1,2,3-triazole, tetrazole, or indazole compound. According to the above method, the formation of sludge is inhibited or reduced.01-15-2009
20090036638Contrast Dyes for Inkjet Lithographic Printing Plates - A contrast dye for preparing a lithographic printing plate includes at least one A, D, and B group wherein A represents a phosphorous containing group capable of reacting with the surface of a lithographic receiver; D represents a chromophore group absorbing light between 400 nm and 700 nm; and B represents an aliphatic group of at least 6 carbon atoms. A lithographic printing plate includes such a contrast dye.02-05-2009
20090081583METHOD FOR MAKING A LITHOGRAPHIC PRINTING PLATE - A method for making a lithographic printing plate includes the steps of: (1) providing a heat-sensitive lithographic printing plate precursor including on a support having a hydrophilic surface or which is provided with a hydrophilic layer, a heat-sensitive coating, (2) image-wise exposing the precursor with IR-radiation or heat, and (3) developing the image-wise exposed precursor with an alkaline developing solution including a compound having at least two onium groups. According to the above method, a printing plate is formed with an improved developing latitude or an improved exposure latitude.03-26-2009
20090170028HEAT-SENSITIVE POSITIVE-WORKING LITHOGRAPHIC PRINTING PLATE PRECURSOR - A heat-sensitive positive-working lithographic printing plate precursor includes a support having a hydrophilic surface or which is provided with a hydrophilic layer, a heat-sensitive coating including an IR absorbing agent, a phenolic resins and a first polymer, wherein the first polymer is an alkaline soluble polymer including a monomeric unit having a structure according to Formula I or Formula II, wherein at least one of the aromatic groups Ar07-02-2009
20090326091NOVEL RADIATION CURABLE COMPOSITIONS - A radiation curable composition comprising a curable compound, a photo-initiator and a co-initiator, wherein said co-initiator has a structure according to Formula I12-31-2009
20100041784NOVEL RADIATION CURABLE COMPOSITIONS - A radiation curable composition comprising a curable compound, a photo-initiator and a co-initiator characterized in that said co-initiator is represented by Formula (I), wherein MA is the residue of a mono- or oligofunctional Michael acceptor; L is a divalent linking group positioning the two tertiary amines in a 1-3 to 1-10 position, with the proviso that both amines are aliphatic; R1, R2 and R3 independently represent an optionally substituted alkyl group, an optionally substituted alkenyl group, an optionally substituted alkynyl group or an optionally substituted (hetero) alkaryl group; any two of R1, R2 and R3 may represent the necessary atoms to form a ring; any two of R1, R2 and R3 may represent the necessary atoms to form a ring with any of the atoms of the linking group L; n is an integer ranging from 1 to 6.02-18-2010
20100055610HEAT SENSITIVE POSITIVE-WORKING LITHOGRAPHIC PRINTING PLATE PRECURSOR - A heat-sensitive positive-working lithographic printing plate precursor comprising03-04-2010
20100112476A LITHOGRAPHIC PRINTING PLATE PRECURSOR - A lithographic printing plate precursor is disclosed which comprises a support having a hydrophilic surface or which is provided with a hydrophilic layer, and a coating thereon, said coating comprising an IR absorbing agent and a contrast enhancing compound, characterized in that said contrast enhancing compound has the structure of formula (I). The printing plate comprising the contrast enhancing compound improves the thermoresponsivity of the coating and is capable of improving the resistance of the coating in the non-exposed areas against the alkaline developer.05-06-2010
20100227271METHOD FOR MAKING A LITHOGRAPHIC PRINTING PLATE - A method for making a lithographic printing plate is disclosed which comprises the steps of: (1) providing a heat-sensitive lithographic printing plate precursor comprising on a support having a hydrophilic surface or which is provided with a hydrophilic layer, a heat-sensitive coating, (2) image-wise exposing said precursor with IR-radiation or heat, and (3) developing said image-wise exposed precursor with an alkaline developing solution, characterised in that a sludge inhibiting agent is present in said precursor or in said developing solution or in said precursor and said developing solution, and wherein said sludge inhibiting agent is a triazaindolisine compound. According to the above method, the formation of sludge is inhibited or reduced.09-09-2010
20100304149RADIATION CURABLE COMPOSITIONS FOR FOOD APPLICATIONS - A liquid radiation curable composition for inkjet printing includes a photoinitiating system consisting of one or more diffusion hindered photoinitiators selected from the group consisting of non-polymeric di- or multifunctional initiators, oligomeric or polymeric initiators, and polymerizable initiators, and one or more polymerizable co-initiators, wherein at least one of the polymerizable co-initiators is a polymerizable aromatic tertiary amine. Inkjet inks, an inkjet printing process, and packaging materials may include the liquid radiation curable composition.12-02-2010
20100305336PREPARATION METHOD OF COPOLYMERIZABLE PHOTOINITIATORS - An intermediate for preparing (meth)acrylated photoinitiators according to Formula (I):12-02-2010
20100313782CURABLE LIQUIDS AND INKS FOR TOYS AND FOOD PACKAGING APPLICATIONS - 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. If the weight percentage of compounds B>24 wt %, then the weight percentage of compounds C>1 wt %, and all weight percentages of A, B, and C are based upon the total weight of the polymerizable composition. At least one polymerizable compound B or C is present in the polymerizable composition if the free radical curable liquid contains no initiator.12-16-2010
20100330296RADIATION CURABLE INKJET FLUIDS AND INKS IMPROVED FOR PHOTOYELLOWING - 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.12-30-2010
20110063388POLYMERIZABLE TYPE II PHOTOINITIATORS AND CURABLE COMPOSITIONS - A polymerizable Type II photoinitiator according to Formula (I):03-17-2011
20110069130MULTIFUNCTIONAL TYPE II PHOTOINITIATORS AND CURABLE COMPOSITIONS - A multifunctional Type II photoinitiator according to Formula (I):03-24-2011
20110124768CURABLE LIQUIDS AND INKS FOR TOYS AND FOOD PACKAGING APPLICATIONS - 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; wherein the 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 different from the group G1; 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. If the weight percentage of compounds B>24 wt %, then the weight percentage of compounds C>1 wt %; and wherein all weight percentages of A, B and C are based upon the total weight of the polymerizable composition. At least one polymerizable compound B or C is present in the polymerizable composition if the free radical curable liquid contains no initiator. The polymerizable compound A has a copolymerization ratio of05-26-2011
20110159203RADIATION CURABLE COMPOSITIONS - A polymerizable Norrish Type II photoinitiator according to Formula (I):06-30-2011

Patent applications by Johan Loccufier, Zwijnaarde BE