Patents by Inventor Rita Torfs
Rita Torfs 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: 12065574Abstract: 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 coType: GrantFiled: March 29, 2021Date of Patent: August 20, 2024Assignee: Agfa NVInventors: Jens Lenaerts, Eugenie Icart, Marc Graindourze, Rita Torfs
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Patent number: 11667564Abstract: A method of manufacturing an etched glass article including the steps of jetting an image with a UV curable inkjet ink on a surface of the glass article; curing the image; etching the surface not covered by the UV cured image to obtain an etched image; and solubilising the UV cured image in an aqueous alkaline solution.Type: GrantFiled: February 24, 2017Date of Patent: June 6, 2023Assignee: AGFA-Gevaert NVInventors: Rita Torfs, Frank Louwet, Johan Loccufier, Mark Lens
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Publication number: 20230147171Abstract: 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 pigmentType: ApplicationFiled: March 29, 2021Publication date: May 11, 2023Applicant: AGFA NVInventors: Jens Lenaerts, Eugenie Icart, Marc Graindourze, Rita Torfs
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Patent number: 11578226Abstract: An inkjet ink set consisting of a black inkjet ink, a cyan inkjet ink and two inkjet inks A and B, optionally complemented by a white ink and/or a colourless ink, wherein the inkjet ink A has a hue angle H* between 70 and 85 and a chroma C* between 30 and 80; the inkjet ink B has a hue angle H* between 20 and 40 and a chroma C* between 30 and 80; and the CIE L* a* b* coordinates were determined on polyethylene coated white paper for a 2° observer under a D50 light source.Type: GrantFiled: January 16, 2013Date of Patent: February 14, 2023Assignee: AGFA NVInventors: Jürgen Jung, Rita Torfs, Marc Bernard Graindourze, Rene Geelen
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Patent number: 11492509Abstract: A radiation curable solder mask inkjet ink contains a photo-initiator, a polymerizable compound and a flame retardant wherewith a high quality solder mask withstanding the high thermal stress during the soldering process while maintaining excellent physical properties and flame retardancy may be produced.Type: GrantFiled: December 10, 2018Date of Patent: November 8, 2022Assignees: AGFA-Gevaert NV, Electra Polymer Ltd.Inventors: Rita Torfs, Johan Loccufier, Clive Landells, Christopher Wall
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Patent number: 11466166Abstract: A radiation curable inkjet ink including an adhesion promoter including (1) at least one a free radical polymerizable group selected from the group consisting of an acrylate, a methacrylate, an acryl amide and a methacryl amide; (2) at least one aliphatic tertiary amine; and (3) at least one carboxylic acid or salt thereof with the proviso that the carboxylic acid is linked to an aliphatic tertiary amine via a divalent linking group selected from the group consisting of an optionally substituted methylene group and an optionally substituted ethylene group.Type: GrantFiled: September 1, 2017Date of Patent: October 11, 2022Assignee: AGFA-Gevaert NVInventors: Johan Loccufier, Rita Torfs
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Patent number: 11453793Abstract: The invention provides an inkjet method for producing a solder mask in the manufacture of a Printed Circuit Board. By using a solder mask inkjet ink containing at least one photoinitiator, at least one free radical polymerizable compound and at least one mercapto functionalized carboxylic acid as adhesion promoter, a high quality solder mask withstanding the high thermal stress during the soldering process while maintaining excellent physical properties, may be produced.Type: GrantFiled: April 6, 2021Date of Patent: September 27, 2022Assignees: AGFA-Gevaert NV, Electra Polymer Ltd.Inventors: Rita Torfs, Marion Sauvageot, Johan Loccufier
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Patent number: 11407913Abstract: A method of manufacturing a Printed Circuit Board (PCB) wherein an inkjet printing step is used, characterized in that in the inkjet printing step a radiation curable inkjet ink comprising an adhesion promoter having a chemical structure according to Formula I is jetted and cured on a substrate, wherein X is selected from the group consisting of O and NR3, L1 and L2 independently represent a divalent linking group comprising from 2 to 20 carbon atoms, R1 is selected from the group consisting of hydrogen, a substituted or unsubstituted alkyl group and a substituted or unsubstituted aryl group, R2 is selected from the group consisting of a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkenyl group, a substituted or unsubstituted alkynyl group, a substituted or unsubstituted alkaryl group, a substituted or unsubstituted aralkyl group and a substituted or unsubstituted (hetero)aryl group, R3 is selected from the group consisting of hydrogen, a substituted or unsubstituted alkyl group,Type: GrantFiled: February 26, 2019Date of Patent: August 9, 2022Assignee: AGFA-GEVAERT NVInventors: Johan Loccufier, Rita Torfs
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Patent number: 11400701Abstract: A method of manufacturing a decorative surface includes the steps of a) impregnating a paper substrate with a thermosetting resin; b) jetting a colour pattern with one or more aqueous inkjet inks including a polymer latex binder on the thermosetting resin impregnated paper; c) drying the one or more aqueous inkjet inks; and d) heat pressing the thermosetting paper carrying the colour pattern into a decorative surface.Type: GrantFiled: October 10, 2014Date of Patent: August 2, 2022Assignees: AGFA NV, Unilin BVBAInventors: Roel De Mondt, Rita Torfs
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Patent number: 11352513Abstract: 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: GrantFiled: December 11, 2015Date of Patent: June 7, 2022Assignee: AGFA NVInventors: Rita Torfs, Johan Loccufier
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Publication number: 20220112387Abstract: A radiation curable inkjet ink comprising a polymerizable compound, a photoinitiator and a co-initiator, wherein the co-initiator is an aliphatic tertiary amine co-initiator or an aromatic co-initiator, the aromatic co-initiator selected from the group consisting of an amino substituted benzoic acid derivative, an amino substituted aromatic aldehyde and an amino substituted aromatic ketone, characterized in that the co-initiator comprises at least one functional group selected from the group consisting of an aliphatic thioether and an aliphatic disulfide.Type: ApplicationFiled: January 20, 2020Publication date: April 14, 2022Applicant: AGFA-GEVAERT NVInventors: Johan Loccufier, Rita Torfs, Marion Sauvageot
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Publication number: 20220025199Abstract: A radiation curable inkjet ink comprising a polymerizable compound and a photoinitiator, characterized in that the photoinitiator comprises a functional group selected from the group consisting of an aliphatic thio-ether and an aliphatic or a (hetero)aromatic disulfide.Type: ApplicationFiled: November 21, 2019Publication date: January 27, 2022Inventors: Johan Loccufier, Rita Torfs, Marion Sauvageot
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Publication number: 20220010156Abstract: A radiation curable inkjet ink comprising a polymerizable compound and an adhesion promoter characterized in that the adhesion promoter has a chemical structure according to Formula I, wherein R1 is selected from the group consisting of a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkenyl group, a substituted or unsubstituted alkynyl group, a substituted or unsubstituted alkaryl group, a substituted or unsubstituted aralkyl group and a substituted or unsubstituted aryl or heteroaryl group, R2 and R3 are independently selected from the group consisting of a hydrogen and a substituted or unsubstituted alkyl group, L represents an n+m+o valent linking group, n represents an integer ranging from 1 to 9, m represents an integer ranging from 1 to 9, o represents an integer ranging from 0 to 8, with the proviso that n+m+o is less than or equal to 10, X represents an oxygen or NR4, R4 is selected from the group consisting of a hydrogen, a substituted or unsubstituted alkyl group, aType: ApplicationFiled: November 15, 2019Publication date: January 13, 2022Inventors: Johan Loccufier, Rita Torfs, Marion Sauvageot
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Publication number: 20210403738Abstract: A photoinitiator selected from the group consisting of an acylphosphine oxide, a ?-hydroxy-ketone and a ?-amino-ketone, characterized in that the photoinitiator includes at least one aliphatic disulfide as functional group.Type: ApplicationFiled: November 22, 2019Publication date: December 30, 2021Inventors: Johan Loccufier, Rita Torfs, Marion Sauvageot
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Publication number: 20210277267Abstract: A radiation curable inkjet ink including an adhesion promoter including (1) at least one a free radical polymerizable group selected from the group consisting of an acrylate, a methacrylate, an acryl amide and a methacryl amide; (2) at least one aliphatic tertiary amine; and (3) at least one carboxylic acid or salt thereof with the proviso that the carboxylic acid is linked to an aliphatic tertiary amine via a divalent linking group selected from the group consisting of an optionally substituted methylene group and an optionally substituted ethylene group.Type: ApplicationFiled: September 1, 2017Publication date: September 9, 2021Inventors: Johan LOCCUFIER, Rita TORFS
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Patent number: 11098215Abstract: An inkjet method for producing a solder mask in the manufacture of a Printed Circuit Board uses a solder mask inkjet ink containing a polymerizable adhesion promoter and a phenolic compound including at least two phenolic groups. A high quality solder mask withstanding the high thermal stress during the soldering process while maintaining excellent physical properties is produced.Type: GrantFiled: November 7, 2017Date of Patent: August 24, 2021Assignees: AGFA-Gevaert, Electra Polymer Ltd.Inventors: Rita Torfs, Hubertus Van Aert, Johan Loccufier, Marion Sauvageot
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Patent number: 11091659Abstract: An inkjet method for producing a solder mask in the manufacture of a Printed Circuit Board uses a solder mask inkjet ink containing at least one photo-initiator, at least one free radical polymerizable compound and at least one RAFT compound as adhesion promoter. A high quality solder mask withstanding the high thermal stress during the soldering process while maintaining excellent physical properties is produced.Type: GrantFiled: November 7, 2017Date of Patent: August 17, 2021Assignees: AGFA-GEVAERT, Electra Polymer Ltd.Inventors: Johan Loccufier, Fabienne Goethals, Hubertus Van Aert, Rita Torfs, Marion Sauvageot
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Publication number: 20210222022Abstract: The invention provides an inkjet method for producing a solder mask in the manufacture of a Printed Circuit Board. By using a solder mask inkjet ink containing at least one photoinitiator, at least one free radical polymerizable compound and at least one mercapto functionalized carboxylic acid as adhesion promoter, a high quality solder mask withstanding the high thermal stress during the soldering process while maintaining excellent physical properties, may be produced.Type: ApplicationFiled: April 6, 2021Publication date: July 22, 2021Inventors: Rita Torfs, Marion Sauvageot, Johan Loccufier
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Patent number: 10995229Abstract: An inkjet method for producing a solder mask in the manufacture of a Printed Circuit Board uses a solder mask inkjet ink containing at least one photo-initiator, at least one free radical polymerizable compound and at least one mercapto functionalized carboxylic acid as adhesion promoter. A high quality solder mask withstanding the high thermal stress during the soldering process while maintaining excellent physical properties is produced.Type: GrantFiled: November 7, 2017Date of Patent: May 4, 2021Assignees: AGFA-GEVAERT NV, ELECTRA POLYMER LTD.Inventors: Rita Torfs, Marion Sauvageot, Johan Loccufier
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Patent number: 10947402Abstract: An inkjet method for producing a solder mask in the manufacture of a Printed Circuit uses a solder mask inkjet ink containing at least one photo-initiator, at least one free radical polymerizable compound and at least one allyl sulfone compound as adhesion promoter. A high quality solder mask withstanding the high thermal stress during the soldering process while maintaining excellent physical properties is produced.Type: GrantFiled: November 7, 2017Date of Patent: March 16, 2021Assignees: AFGA-GEVAERT NV, ELECTRA POLYMER LTDInventors: Johan Loccufier, Rita Torfs, Marion Sauvageot