| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 106310650 | Specified particle size or coated particle containing | 34 |
| 20080236447 | Flake For Covert Security Applications - Taggent flakes for covert security applications have a covert security feature not typically seen by casual observation, but visible under a microscope. The covert feature is a predefined shape of the flakes, optionally complemented by indicia. The shaped taggent flakes can be opaque or light-transmissive, colored or essentially clear. The flakes are used in a composition, such as ink or paint, to provide a covert security feature to an object. In some embodiments the composition includes base pigments and shaped taggent flakes matching the visual characteristics of the base pigment. In another embodiment, clear covert flakes are mixed in the carrier with base pigment. The composition is used to print a field on the object, such as a stock certificate or bank note. The covert flakes are not readily detectable by causal observation under visible light. | 10-02-2008 |
| 20080250970 | Pigment dispersion, ink composition, inkset, and recording device - A pigment dispersion containing a metal pigment, wherein the metal pigment contains plate-like particles, and in the case where the longitudinal diameter on the planar surface of the plate-like particle is X, the lateral diameter is Y, and the thickness is Z, the 50% average particle diameter R50 of a corresponding circle determined from the surface area in the X-Y plane of the plate-like particle is between 0.5 and 3 μm, and the condition R50/Z>5 is satisfied. | 10-16-2008 |
| 20080257211 | METALLIC INKJET INK AND METHOD FOR FORMING THE SAME - A metallic inkjet ink includes a silver metallic colorant, another colorant and at least one ink vehicle. The other colorant is selected from a pigment, a dye, and combinations thereof. Also disclosed herein is a method of forming the metallic inkjet ink including providing an ink vehicle, adding the silver colorant to the ink vehicle, and adding the other colorant to the ink vehicle. | 10-23-2008 |
| 20080282932 | Aqueous ink for inkjet recording - An aqueous ink for inkjet recording is provided, which includes water, pigment, a water-soluble organic solvent incorporated at a content of not less than 30% by weight, a surfactant, and 3-methoxy-3-methyl-1-butanol. The surfactant is formed of at least one selected from the group consisting of acetylene glycol-based surfactant and a fluorinated surfactant. | 11-20-2008 |
| 20090025601 | POLYMERIZABLE DYE-MONOMER CONJUGATES FOR ENCAPSULATING PIGMENT PARTICLES - A polymeric colorant comprises a polymer-encapsulated pigment, wherein the polymer has a molecular weight in the range of 2,000 to 2,000,000 g/mole (2 to 2,000 kDa) and is a polymerization product of at least one dye-monomer conjugate. In some instances, a comonomer is added. The polymeric colorant is made by a method that comprises polymerizing at least one dye-monomer conjugate in a mixture containing pigment particles, to produce a polymerization product wherein the pigment particles are encapsulated by the polymerization product. | 01-29-2009 |
| 20090025602 | Capillary-Action, Glitter Markers and Ink Compositions for Same - The disclosure is generally related to writing instruments capable of making markings containing large diameter glitter pigment particles, and glitter ink compositions for the same. In one embodiment, the disclosure provides a capillary-action marker comprising a glitter ink composition, a low density ink reservoir for storing the glitter ink composition, and a porous nib in fluid communication with the low density ink reservoir, wherein the glitter ink composition comprises glitter pigment particles having a particle size greater than about 12.1 microns in at least one dimension. | 01-29-2009 |
| 20090025603 | PIGMENT INK COMPOSITION AND COATING MATERIAL - A pigment ink composition has high transparency and good color characteristics such as a high OD that are not inferior to those of dyes, even though pigment particles are used, and also has good weatherability and remaining ability on the coating and printing medium surface that are inherent to pigment particles. The pigment ink composition contains pigment particles including at least needle pigment particles, a dispersant, and a solvent. The needle pigment particles have a needle shape with an aspect ratio of at least 3, an average aspect ratio of at least 5 and at most 7, an average short dimension of at least 20 nm and at most 30 nm, and a distribution of short dimension with a standard deviation of 2.0 nm or less. The needle pigment particles are covered with the dispersant. | 01-29-2009 |
| 20090114120 | Process for Manufacturing Inks and Pigment Formulations and Ink Jet Inks Made By the Process - A process for manufacturing an ink, or pigment formulation (e.g. a concentrate) for use in inks, comprising filtration of a composition comprising a particulate pigment and a liquid medium through an inorganic filter having pores of a uniform size below 10 microns. The process accurately removes oversized particles that could cause problems in inkjet printers without wasting non-problematic under-sized pigment. High flow rates are achieved even with low trans-filter pressure differences. In one embodiment, high flow rates are maintained by selection of pH and/or ionic strength. The filters are more robust than conventional polymeric filters and withstand cleaning with aggressive cleaning agents. | 05-07-2009 |
| 20090120325 | METHOD OF PRODUCING AN ORGANIC FINE PARTICLE DISPERSION, ORGANIC FINE PARTICLE DISPERSION OBTAINED BY THE SAME, AND INK-JET RECORDING INK AND PAINT USING THE DISPERSION - A method of producing a dispersion of organic fine particles having a volume average particle diameter (Mv) of 10 nm to 100 nm, which has the step of: subjecting an organic fine particle dispersion liquid containing a high molecular compound to heating treatment under flowing through a channel. | 05-14-2009 |
| 20090165674 | Ink for Ink-Jet Recording and Ink Set for Ink-Jet Recording - A black ink for ink-jet includes a pigment wherein an average particle diameter Da of the pigment is in the range of about 90 nm to about 130 nm. In addition, (D95−D5)/Da is about 1.4 or less, where D5 is the 5% cumulative particle diameter of the pigment and D95 is the 95% cumulative particle diameter of the pigment. A color ink for ink-jet recording also includes a pigment with the value Da of about 100 nm or less and (D95−D5)/Da of about 1.3 or less. | 07-02-2009 |
| 20090211489 | Process for producing ink composition for offset printing and ink composition for offset printing produced by said production process - It is an object of the present invention to provide a method of producing an ink composition for offset printing, which can improve the productivity of inks considerably, and the ink composition for offset printing obtained by the production method. The present invention pertains to a method of producing an ink composition for offset printing, including the steps of wetting 300 parts by mass of a neutral carbon black with 30 to 900 parts by mass of a wetting agent containing at least water, performing flushing of the wetted neutral carbon black using an oil-based varnish for a printing ink containing at least one component of four components consisting of gilsonite, an aliphatic hydrocarbon resin having a softening point of 120 to 125° C., extracted from gilsonite, a petroleum resin and a heavy oil, and then removing the wetting agent. | 08-27-2009 |
| 20090288580 | Fluorescent Additives For Ink - The present invention relates to a fluorescent inkjet composition. The inkjet composition includes a fluorescent dispersion including a fluorescent colorant; wherein the inkjet composition emits light at a first intensity I | 11-26-2009 |
| 20100180796 | BLACK BRIGHT PIGMENT, AND COSMETIC, PAINT, INK OR RESIN COMPOSITION CONTAINING THE BLACK BRIGHT PIGMENT - The black bright pigment of the present invention includes a scaly inorganic base | 07-22-2010 |
| 20100186625 | Ink set, and recording method and recorded matter using the same - The present invention provides an ink set comprising at least two or more pigment inks different in color, wherein differences in average particle size between the inks different in color are 30 nm or less, the inks each have a sedimentation rate, as indicated by equation (I), of 15% or less, and differences in the sedimentation rate between the inks different in color are 4% or less: | 07-29-2010 |
| 20100192802 | REINFORCED METAL OXIDE FLAKES FOR EFFECT PIGMENTS - The present invention relates to a method for preparing (pearlescent) pigments, comprising the steps of: (1) coating of a sheet silicate with a desired metal oxide, wherein coated flakes are obtained, (2) delamination of the coated flakes obtained in step (1), wherein exfoliated coated flakes and exfoliated non-coated flakes are obtained, (3) separation of the exfoliated coated flakes from the exfoliated non-coated flakes, (4) coating the exfoliated coated flakes obtained in step (3) with metals, metal oxides, metal sulfides, metal nitrides or mixtures thereof, wherein a (pearlescent) pigment is obtained; to (pearlescent) pigments, obtainable by the process and to the use of the (pearlescent) pigments in paints, ink-jet printing, for dyeing textiles, for pigmenting coatings, printing inks, plastics, cosmetics, glazes for ceramics and glass. | 08-05-2010 |
| 20100242793 | DARK PIGMENTS REFLECTING IR RADIATION, METHOD FOR THE PRODUCTION THEREOF, AND USE THEREOF - The invention relates to an IR radiation-reflecting pigment comprising a platelet-shaped, metallic, IR-reflecting core, the IR radiation-reflecting core being provided with a substantially enveloping coating whose absorption for IR radiation is substantially low, and the IR-reflecting pigment being substantially dark. The invention further relates to a method of producing these pigments and also to the use thereof. | 09-30-2010 |
| 20110088591 | INKJET INK SET - The present invention pertains to an inkjet ink set comprising a certain aqueous, pigmented magenta inkjet ink in combination with a certain aqueous, pigmented yellow inkjet ink or a fixer ink. The pigmented magenta ink comprises Pigment Red 146 with defined particle sizes. | 04-21-2011 |
| 20110179971 | PLATELET-SHAPED, COPPER-CONTAINING, METALLIC EFFECT PIGMENTS, PROCESS FOR PREPARING THEM AND USE THEREOF - Platelet-shaped, copper-containing, metallic effect pigments which have a copper content of 60% to 100% by weight, based on the total metal content, the metal pigments having a thickness distribution as determined via thickness counting by scanning electron microscopy (SEM) and represented as cumulative undersize distribution,
| 07-28-2011 |
| 20110239901 | COLORING PARTICLES - The present invention provides coloring particles containing a dye and a water-insoluble low-molecular-weight dispersant, wherein the average particle size of the coloring particles is 10 nm or more and 80 nm or less; the solubility parameter of the dye in water with a pH of 6.0 to 10.0 is 9.20 or more, the solubility parameter being represented by formula ( | 10-06-2011 |
| 20120006224 | INK SET, INK CONTAINER, INKJET RECORDING METHOD, RECORDING DEVICE, AND RECORDED MATTER - An ink set, comprising: an oil based ink composition containing a metallic pigment; and at least one or more oil based ink compositions selected from a group consisting of a chromatic color ink composition containing chromatic color pigment, a black ink composition containing black pigment, and a white ink composition containing white pigment. | 01-12-2012 |
| 20120067248 | METHOD FOR PRODUCING WATER-REPELLENT TREATED ALUMINUM PIGMENT DISPERSION, WATER-REPELLENT TREATED ALUMINUM PIGMENT, AND AQEOUS INK COMPOSITION CONTAINING THE SAME - A method for producing water-repellent treated aluminum pigment dispersion includes (a) adding a polysilazane solution in which a polysilazane is dissolved in a second organic solvent to an aluminum pigment dispersion in which an aluminum pigment is dispersed in a first organic solvent for reacting a hydroxyl group present on the surface of the aluminum pigment with the polysilazane to form a covering film on the surface of the aluminum pigment. The amount of the polysilazane in the reaction system for forming the covering film is 0.4 parts by mass or less based on 1 part by mass of the aluminum pigment, and the total addition amount of the polysilazane is from 0.2 to 0.6 parts by mass based on 1 part by mass of the aluminum pigment. | 03-22-2012 |
| 20120079960 | WHITE INK COMPOSITION - A white ink composition contains a white or whitish pigment, an ethylene-vinyl acetate (EVA) resin or a polyolefin wax, and a fluorene resin or a styrene acrylic resin. | 04-05-2012 |
| 20120174821 | DISPERSION OF NEAR INFRARED ABSORBING PIGMENTS AND METHOD OF MAKING THE SAME - A pigment dispersion containing milled particles of near infrared (NIR) absorbing pigment and an anionic surfactant of asymmetric structure as dispersant for the pigment, and a milling method for making the same are disclosed. | 07-12-2012 |
| 20120325112 | MATERIAL IN THE FORM OF LITHIUM FLUORIDE POWDER CONTAINING COLOUR CENTRES, METHOD FOR PREPARATION AND USE THEREOF - It is describes a material in the form of lithium fluoride powder containing colour centres and the method for its preparation, by the formation of colour centres based on irradiating the powder with synchrotron radiation (light). The method involves mechanically reducing the size of the particles that form the LiF powder and the formation of colour centres therein by its exposure to synchrotron radiation. The so activated powder, which maintains the transparency characteristics of the original material if exposed to sunlight, can find wide use as an additive both in common printing inks and in pigments used in the artistic field to be used for the formation of marks on artefacts for anti-counterfeiting/identification purposes. | 12-27-2012 |
| 20130068130 | WATER RESISTANT ALUMINUM PIGMENT DISPERSION, AQUEOUS INK COMPOSITION CONTAINING THE SAME, AND METHOD FOR MANUFACTURING WATER RESISTANT ALUMINUM PIGMENT DISPERSION - A water resistant aluminum pigment dispersion includes an aluminum pigment covered with a silica film, which is dispersed in an aqueous solution containing at least one selected from the group consisting of a copolymer A including a structural unit represented by the following general formula (1) or the following formula (2) and a structural unit represented by the following general formula (3), a copolymer B including a structural unit represented by the following general formula (1) or the following formula (2) and a structural unit represented by the following general formula (4), and a copolymer C including a structural unit represented by the following general formula (1) or the following formula (2) and a structural unit represented by the general formula (5) | 03-21-2013 |
| 20130160672 | OXIDE PIGMENT DISPERSION FOR INKJET INK - An oxide pigment dispersion comprised of nano-sized particles of inorganic oxide and a reactive dispersant, and an inkjet ink based on this dispersion. | 06-27-2013 |
| 20130269569 | WATER-BASED INK - Water-based ink having characteristics of a metal nanoparcile or metal ion and substantially reduced aggregation is provided. The water-based ink includes a metal compound in which an organic ligand is coordinated to a metal nanoparticle and/or a metal ion, and a coloring pigment and/or a coloring dye. | 10-17-2013 |
| 20140000477 | PIGMENT-BASED INKJET INKS | 01-02-2014 |
| 20140305337 | COMPOSITE PIGMENT AND METHOD FOR PRODUCING THE SAME - The composite pigment includes a pigment and a zinc oxide particle adhering to a surface of the pigment, and a recording liquid containing the composite pigment. Also, the composite pigment includes a polymer-coated pigment (D) and a zinc oxide particle adhering to a surface of the polymer-coated pigment. The polymer-coated pigment (D) includes a pigment (A) and a (co)polymer obtained either by mixing a (co)polymer (B) of a polymerizable unsaturated monomer with at least one polymerizable unsaturated monomer (C) that is soluble in a non-aqueous solvent and becomes either insoluble or slightly soluble after polymerization, or by copolymerizing a (co)polymer (B) of a polymerizable unsaturated monomer with at least one polymerizable unsaturated monomer (C) that is soluble in a non-aqueous solvent and becomes either insoluble or slightly soluble after polymerization, the (co)polymer being disposed on a surface of the pigment (A). | 10-16-2014 |
| 20150053112 | METHOD AND SYSTEM FOR MAGNETIC PARTICLE ASSISTED ADD-ON MODULE ON INKJET PRINTER TO PREVENT INK FROM SETTLING - An ink jet printing system comprises an ink reservoir, an ink passageway, an inkjet nozzle, and a plurality of magnetic elements that are located adjacent at least one of the ink reservoir and the ink passageway. The at least one of the ink reservoir and the ink passageway further includes having micro-magnetic particles located therein. The magnetic particles may have a particle size from about | 02-26-2015 |
| 20150096466 | AQUEOUS PIGMENT DISPERSION AND AQUEOUS INK COMPOSITION CONTAINING THE SAME - Disclosed is an aqueous pigment dispersion including water and a base metal pigment, in which the base metal pigment is a base metal pigment which is surface-treated with a fluorine-based compound, and when performing an X-ray Photoelectron Spectroscopy analysis of a base metal pigment surface, a concentration of a fluorine element is 21 atm % to 35 atm %. | 04-09-2015 |
| 20150337137 | METHOD OF MANUFACTURE OF PARTICLES WITH CONTROLLED DIMENSIONS - A process for the preparation of particles with controlled dimensions comprising the steps of: (i) providing a laminar substrate having a patterned surface comprising a micro-relief repeat pattern comprising one or more discrete cells, each cell consisting of a floor portion and walls having a height (H | 11-26-2015 |
| 20150344716 | Pigment Preparation with Metal Effect Pigments, Method for the Production of Same and Use of Same - The invention relates to a pigment preparation with metal effect pigments, wherein the pigment preparation contains metal effect pigments the average size d | 12-03-2015 |
| 20160185972 | PIGMENTS - The present invention relates to interference pigments based on multicoated flake-form substrates which have on the surface of the substrate a layer sequence comprising (A0) optionally a high-refractive-index coating consisting of a layer of TiO | 06-30-2016 |
