Abstract: An ink composition including a nanomaterial and a liquid vehicle, wherein the liquid vehicle includes a composition including one or more functional groups that are capable of being cross-linked is disclosed. An ink composition including a nanomaterial, a liquid vehicle, and scatterers is also disclosed. An ink composition including a nanomaterial and a liquid vehicle, wherein the liquid vehicle includes a perfluorocompound is further disclosed. A method for inkjet printing an ink including nanomaterial and a liquid vehicle with a surface tension that is not greater than about 25 dyne/cm is disclosed. In certain preferred embodiments, the nanomaterial includes semiconductor nanocrystals. Devices prepared from inks and methods of the invention are also described.
Type:
Grant
Filed:
October 12, 2017
Date of Patent:
January 4, 2022
Assignee:
SAMSUNG ELECTRONICS CO., LTD.
Inventors:
John R. Linton, Peter T. Kazlas, Craig Breen, Seth Coe-Sullivan
Abstract: A pigmented aqueous inkjet ink set for manufacturing decorative panels includes a cyan aqueous inkjet ink containing a copper phthalocyanine pigment; a red aqueous inkjet ink containing a red pigment selected from the group consisting of C.I. Pigment Red 254, C.I. Pigment Red 122, C.I. Pigment Red 176 and mixed crystals thereof; a yellow aqueous inkjet ink containing a pigment C.I Pigment Yellow 150 or a mixed crystal thereof; and a black aqueous inkjet ink containing a carbon black pigment, wherein the aqueous inkjet inks contain a surfactant. An inkjet printing method for manufacturing decorative panels is also disclosed.
Abstract: Embodiments of the invention relate to ink compositions suitable for applications in the printing industry, for example continuous inkjet printing, including ultra-high speed continuous inkjet printing. The ink compositions use volatile organic solvents, a colorant, and one or more binder resins including a resin that is a phenolic resole resin, wherein the ink composition is free of methanol, halogens, halogenated compounds and bisphenol-A. A phenolic resole resin of the ink composition preferably contains less than 0.1% by weight of free formaldehyde. The one or more binder resins including the phenolic resole resin may be present in an amount that is from about 5% to about 30% by weight of the ink composition.
Abstract: An ink composition contains pigment particles, inorganic oxide particles, and a lactam solvent. The content of the inorganic oxide particles is 5.0% to 10.0% relative to the total mass of the ink composition. The ink composition satisfies the following relationship: D50 of the pigment particles×0.1?D50 of the inorganic oxide particles?D50 of the pigment particles×1.5, wherein D50 represents the volume median diameter of the corresponding particles.
Abstract: An ink contains water, a coloring material, and a polymer having a structure unit represented by the following Chemical formula 1 and a structure unit having an anionic group, where R1 represents a hydrogen atom or a methyl group, L1 is an alkylene group having three to five carbon atoms having a hydroxyl group, L2 is an alkylene group having two to ten carbon atoms, and Ar represents a phenyl group, a biphenyl group, or a naphthyl group.
Abstract: An ink includes water, a compound represented by the following Chemical formula 1, Pigment Red 269 represented by the following Chemical formula 2, and alkylene glycol alkyl ether, wherein the proportion of the compound represented by the following Chemical formula 1 in a total amount of the Pigment Red 269 is 2 or less percent by mass.
Abstract: The present invention relates to a water-based ink containing at least pigment-containing water-insoluble crosslinked polymer particles (A), a polymer emulsion (B) and water, in which a water-insoluble crosslinked polymer constituting the crosslinked polymer particles (A) is obtained by subjecting a polymer that contains a constitutional unit derived from a carboxylic acid monomer having an acid value of not less than 200 mgKOH/g and a constitutional unit derived from a hydrophobic monomer, to crosslinking reaction with an epoxy compound, and a polymer constituting the polymer emulsion (B) contains a constitutional unit derived from a carboxylic acid monomer and a constitutional unit derived from a hydrophobic monomer. The water-based ink of the present invention is excellent in ejection stability and fastness of the printed characters or images while maintaining good optical density.
Abstract: Water-based ink including a pigment mix and a method to form a digital print on a substrate with a pigment mix having large pigments and a Piezo ink head equipped with an ink circulation system, the method including: providing a water-based ink including an aqueous pigment mix including settling pigments, a binder including an acrylic resin dispersion, and a viscosity increasing substance including glycol and/or glycerin, providing a steric stabilization of the pigments and adapting the size of the pigments and the viscosity of the water-based ink such that a settling velocity of the pigments exceeds about 0.001 mm/min at 25° C., circulating said water-based ink within said at least one Piezo print head, and printing a digital image with said at least one Piezo print head by applying ink drops of said water-based ink on the substrate.
Abstract: The present invention relates to a liquid composition for ink-jet printing which is capable of forming a protective film on a liquid ejection head of an ink-jet type to enhance insulating properties for the liquid ejection head, an image-forming method, a method of forming the protective film, a storing method, and a use of the liquid composition. The present invention provides [1] a liquid composition for ink-jet printing which contains not less than 0.01% by mass and not more than 1.50% by mass of a compound represented by the following formula (1) or a salt thereof, not less than 0.
Abstract: An ink jet textile printing ink contains 5% by mass to 20% by mass of a water-soluble dye, water, a water-soluble organic solvent, and active carbon particles. The active carbon particles include particles having a particle size of 50 nm to 1000 nm, and the active carbon particles having the particle size of 50 nm to 1000 nm are contained in a proportion of 500 to 300000 particles per milliliter. Also, the active carbon particles may include particles having a particle size of 50 nm to 200 nm, and the active carbon particles having a particle size of 50 nm to 200 nm may be contained in a proportion of 2000 to 30000 particles per milliliter. The active carbon particles may have an average particle size in the range of 100 nm to 600 nm.
Abstract: Energy curable compositions including polyols, and any blend of ethylenically unsaturated monomers and oligomers. The polyols of the invention are essentially free of any ethylenically unsaturated groups. It is preferred that the polyol substances according to the invention have greater than one hydroxy group and preferably have boiling points in excess of 170° C. The compositions of the invention are particularly useful for the printing or coating of food packaging and may be applied via any printing or coating method, although inkjet printing is a preferred method.
Type:
Grant
Filed:
July 1, 2019
Date of Patent:
November 2, 2021
Assignee:
Sun Chemical Corporation
Inventors:
Derek Ronald Illsley, Shaun Lawrence Herlihy, Stephen Anthony Hall, Jürgen Dieker
Abstract: An ink composition for inkjet textile printing containing a urethane resin, a dispersant and a disperse dye, in which the content of the urethane resin is greater than 0.035 mass % but less than 6 mass %, and a method for textile printing of hydrophobic fibers using the ink composition.
Abstract: Inkjet printing is carried out to provide monochrome or polychrome inkjet-printed images. An ink-receptive medium is provided with a substrate with an aqueous-based ink-receptive layer disposed thereon. The aqueous-based ink-receptive layer has: (a) one or more water-soluble salts of a multivalent metal cation in an amount of 0.6-49 weight %; (b) one or both of a polyvinyl alcohol and a polyvinyl amine (or a copolymer of a vinyl alcohol and vinyl amine) in a total amount of 0.5-30 weight %; and optionally, (c) a crosslinking agent and (d) silica particles. One or more aqueous pigment-based inks are inkjet printed onto this aqueous-based ink-receptive layer, each ink comprising: a) one or more anionically-stabilized pigment colorants; b) one or more water-miscible humectants that are present in a total amount of 1-20 weight % and each having a carbon atom to oxygen atom ratio of at least 1.0:1.0 and only two hydroxy groups.
Type:
Grant
Filed:
August 27, 2019
Date of Patent:
October 26, 2021
Assignee:
EASTMAN KODAK COMPANY
Inventors:
Barbara Boland Lussier, Allan Francis Sowinski, Mark Edward Irving, David D. Putnam, Todd Russell Griffin, Douglas Eugene Bugner
Abstract: A UV-curable ink jet ink composition includes: 10.00% by mass or more and 60.00% by mass or less, relative to a total mass of the ink composition, of a compound represented by formula (A); 10.00% by mass or more and 50.00% by mass or less, relative to the total mass of the ink composition, of one or more monofunctional monomers having an alicyclic hydrocarbon group or a cyclic ether group; 0.05% by mass or more and 0.50% by mass or less, relative to the total mass of the ink composition, of one or more fluorescent brighteners including a compound represented by formula (b1), (b2), (b3), or (b4); and 3.00% by mass or more and 8.00% by mass or less, relative to the total mass of the ink composition, of one or more acylphosphine oxide polymerization initiators.
Abstract: A method for producing printed matter that includes applying one of a first pretreatment liquid and a second pretreatment liquid, the other of the first pretreatment liquid and the second pretreatment liquid, and then an aqueous ink, in this order, to a recording region of a substrate using an inkjet recording apparatus, wherein the first pretreatment liquid and the second pretreatment liquid are jetted so as to land on the substrate in a fixed order, the first pretreatment liquid contains a coagulant, and the second pretreatment liquid does not contain a coagulant, but contains a penetrant.
Abstract: An ink including water, an organic solvent, and a polyurethane resin particle is provided. A rate of content of a compound having a molecular weight of 1,000 or less and having a structure represented by the following general formula (I) in the ink is 10 ppm or less.
Abstract: A liquid discharge apparatus of the present disclosure includes an ink composition and a liquid discharge section including a nozzle for discharging the ink composition. The ink composition is a pigment textile printing ink composition containing resin particles, water, and an organic solvent. The resin particles have a glass transition temperature of 5° C. or less and are contained in an amount of 6.5 mass % or more based on the total amount of the ink composition. The ink composition contains a polyhydric alcohol having a boiling point of 270° C. or more as the organic solvent in an amount of 15.0 mass % or less based on the total amount of the ink composition. The liquid discharge section includes a pressure chamber and a circulation passage for circulating the ink composition in the pressure chamber.
Abstract: The present invention provides an inkjet ink for a ceramic substrate, the inkjet ink making it possible to prevent a printed layer from peeling away after firing and allowing a desired image to be better fixed on a ceramic substrate. In the inkjet ink for a ceramic substrate disclosed here, the proportion of a monofunctional monomer in a monomer component is at least 90 mass %, the volume ratio of an inorganic solid relative to the total volume of the inkjet ink is 10 vol % to 20 vol %, and the ratio of the content of an N-vinyl compound to that of the monomer component (N-vinyl compound/monomer component) in the inkjet ink is 0.05 to 0.8 in terms of mass.
Abstract: A wiping device includes a wiping member configured to wipe a nozzle forming surface of a liquid discharging head that discharges a liquid from a nozzle, the wiping member having a first layer configured to be brought into contact with the nozzle forming surface and at least one more layer, and a cleaning liquid that is applied to the nozzle forming surface, the cleaning liquid containing a compound represented by the following Chemical formula 1 and a glycol ether compound, where R1 represents an alkyl group having one to four carbon atoms.
Abstract: A recording method includes a step of applying a first ink to a recording medium; and a step of recording an image on the recording medium by applying a second ink so that the second ink at least partially overlaps a region to which the first ink has been applied. The first ink is an aqueous ink containing a silver particle. The second ink is an aqueous ink containing a coloring material. The recording medium has an ink receiving layer that contains a halide ion selected from the group consisting of a bromide ion and an iodide ion. The ink receiving layer has a halide ion content (mmol/m2) of 0.1 mmol/m2 or more to 0.8 mmol/m2 or less.