Class / Patent application number | Description | Number of patent applications / Date published |
106310850 | Specified vehicle, solvent, or dispersing medium containing | 31 |
20080250971 | Polymer-encapsulated pigment with passivation layer - The present invention is drawn to pigment suspensions, methods of forming pigment suspensions, and ink sets. The pigment suspension can comprise a liquid vehicle and a polymer-encapsulated pigment suspended in the liquid vehicle. The polymer-encapsulated pigment can include a pigment core, a passivation layer of an alkoxy metal deposited on a surface of the pigment core, and a polymer encapsulation layer attached to or deposited on the passivation layer. | 10-16-2008 |
20090095200 | Modified colored pigments - The present invention relates to a modified colored pigment comprising a colored pigment having an attached organic group. The organic group is attached to the colored pigment via at least one carbon atom of a C—C single bond or double bond, wherein the C—C single bond or double bond is not a component of an aromatic system. The organic group further comprises at least one activating group on at least one carbon atom of the C—C single bond or double bond. A method of preparing a modified colored pigment is also disclosed, as are aqueous and non-aqueous dispersions, e.g., including ink jet inks, comprising the modified colored pigments. | 04-16-2009 |
20090095201 | METHOD FOR MANUFACTURING PIGMENTED INKS - A method for manufacturing a pigmented ink comprising the steps of: | 04-16-2009 |
20090241800 | METHOD OF PRODUCING AN ORGANIC PIGMENT FINE PARTICLE DISPERSION, AND INK-JET RECORDING INK AND PAINT USING THE ORGANIC PIGMENT FINE PARTICLE OBTAINED BY THE SAME - A method of producing an organic pigment fine particle dispersion, including feeding at least three liquids, which are a solution containing an organic pigment dissolved in an organic solvent in the presence of an alkali, a solution containing a dispersant, and an aqueous medium, into separate channels and bringing the at least three liquids into junction with each other in a channel simultaneously to produce fine particles of the organic pigment. | 10-01-2009 |
20100242794 | Water-Based Ink for Ink-Jet Recording, Ink Cartridge, and Ink-Jet Recording Apparatus - The present invention provides a water-based ink for ink-jet recording including a pigment, water, an anionic surfactant represented by the following general formula (1), and complex salt forming an anionic zirconium complex ion. | 09-30-2010 |
20120285347 | MODIFIED COLORED PIGMENTS - The present invention relates to a modified colored pigment comprising a colored pigment having an attached organic group. The organic group is attached to the colored pigment via at least one carbon atom of a C—C single bond or double bond, wherein the C—C single bond or double bond is not a component of an aromatic system. The organic group further comprises at least one activating group on at least one carbon atom of the C—C single bond or double bond. A method of preparing a modified colored pigment is also disclosed, as are aqueous and non-aqueous dispersions, e.g., including ink jet inks, comprising the modified colored pigments. | 11-15-2012 |
106310860 | Organic oxygen compound containing | 25 |
20080229975 | Ink compositions and printing methods for high readability on various types of substrates - New blue inks are provided for inkjet printing, on papers which are typically difficult to print with good quality, high-contrast images. The inks are characterized by a color of the ink (color illumination D65) of L*: about 37±5, a*: about 7±7, b*: about −27±8. The inks contain an aqueous vehicle including water and a humectant comprising a polyhydric alcohol, a water-soluble polymer effective to improve the “hold out” properties of the dye-based ink on paper, surfactant, and a blue dye. The relative amounts of the aqueous vehicle, the water-soluble polymer, the surfactant and the blue dye, are effective to provide an ink having a viscosity and surface tension effective for inkjet printing, having a viscosity of from about 2 to about 4 mPa·s and a surface tension of from 30 to 50 mN/m. Also provided are a process for printing an image and a printed image prepared using the ink. | 09-25-2008 |
20080264298 | Pigment dipsersions comprising functionalized non-polymeric dispersants - The present invention relates to pigment dispersions comprising a liquid vehicle, a pigment, and a non-polymeric dispersant comprising at least one functional groups. Various embodiments of the functional group are disclosed. For each of these embodiments, preferably the functional group has a defined calcium index value. Also disclosed are various uses for these dispersions, including inkjet ink compositions. | 10-30-2008 |
20090000512 | Process for preparing a printing ink - A printing ink and process for preparing by mixing an aqueous pigment slurry with at least one non-pigment ink component immiscible in water to form a flush cake which is processed to a finished printing ink. | 01-01-2009 |
20090000513 | Tattooing Ink - The invention relates to a tattooing ink containing water, coloured pigments, and a binding agent for binding the coloured pigments with the water. Said tattooing ink also contains another constituent in the form of bioactive glass. | 01-01-2009 |
20090025605 | Aqueous ink for inkjet - An aqueous ink for an inkjet, comprising a pigment, a water-soluble organic solvent A, a water-soluble organic solvent B, and water, wherein | 01-29-2009 |
20090095202 | Water-Based Pigment Preparation - The invention relates to an aqueous pigment preparation comprising (A) at least one organic and/or inorganic pigment, (B) dispersants and/or surfactants, (C) a trihydric or higher polyhydric alkoxylated alcohol, (D) a polyglycol alkyl ether, (E) if desired, hydrotropic oligomers and/or polymers, (F) if desired, fats, oils or fatty acids, (G) if desired, further additives typical in the preparation of aqueous pigment dispersions, and (H) water. | 04-16-2009 |
20090114121 | RECORDING INK, RECORDING MEDIUM, INK MEDIA SET, INK RECORDED MATTER, INK JET RECORDING METHOD, AND INK JET RECORDING APPARATUS - The present invention provides an ink-media set, record printed by use of the ink-media set, an inkjet printing method, and an inkjet printing apparatus which includes ink that has at least water, dye, and humectant and surface tension thereof is 20 to 35 mN/m at 25, a support, and a recording medium having the support and at least one surface thereof has a coating layer wherein transfer rate of the ink to the recording medium measured by a dynamic scanning absorptometer in 100 ms of contact time is 4 to 15 ml/m | 05-07-2009 |
20090165675 | Water-Based Ink for Ink-Jet Recording, Ink Cartridge and Ink-Jet Recording Apparatus - A water-based ink for ink-jet recording includes a self-dispersing pigment, water, a water-soluble organic solvent, and an acetylene glycol surfactant. An amount of the self-dispersing pigment (solid content) relative to a total amount of the ink is in a range of about 3.5 wt % to about 4.5 wt %. The water-soluble organic solvent includes glycerin and dipropylene glycol propyl ether, an amount of the glycerin relative to a total amount of the ink is in a range of about 15 wt % to about 25 wt %, and an amount of the dipropylene glycol propyl ether relative to a total amount of the ink is in a range of about 2.0 wt % to about 3.0 wt %. An amount of the acetylene glycol surfactant relative to a total amount of the ink is in a range of about 0.1 wt % to about 0.3 wt %. | 07-02-2009 |
20090178588 | PRE-TREATMENT COMPOSITIONS, OIL-BASED INK COMPOSITIONS, AND PROCESSES FOR INK-JET RECORDING USING PRE-TREATMENT COMPOSITIONS AND OIL-BASED INK COMPOSITIONS - Pre-treatment compositions include organic liquids and cross-linking initiators. Pre-treatment compositions are included in ink sets that also include oil-based ink compositions. Oil-based ink compositions include organic liquids, unsaturated fatty materials having terminal polar functional groups, colorants, and metal salts. Methods for ink-jet printing use pre-treatment compositions and oil-based ink compositions. | 07-16-2009 |
20090308281 | AQUEOUS INKJET INK COMPRISING A BLEED CONTROL AGENT - The invention provides an ink for inkjet printing, comprising a self-dispersing pigment colorant and a bleed control agent selected from the group consisting of catechol, 4-methylcatechol and any combination thereof. The ink advantageously exhibits reduced intercolor bleed when printed, for example, on plain paper. | 12-17-2009 |
20100242795 | Non-aqueous pigment ink - A non-aqueous pigment ink comprising a pigment, a pigment dispersant and a non-aqueous solvent, wherein the non-aqueous solvent comprises an alcohol solvent, a fatty acid ester solvent and a hydrocarbon solvent, the alcohol solvent comprises a saturated branched alcohol containing 14 to 18 carbon atoms and having one branch, and an amount of the saturated branched alcohol is within a range from 3 to 40% by mass relative to a total mass of the ink. | 09-30-2010 |
20100288162 | PIGMENTED PHASE CHANGE INKS CONTAINING LOW MOLECULAR WEIGHT QUATERNARY AMMONIUM SALT DISPERSANTS - A pigmented phase change ink composition comprising an ink vehicle, a dispersant, and pigment particles wherein the dispersant is a chemical compound of formula: | 11-18-2010 |
20110048278 | INKJET AQUEOUS INK - According to one embodiment, an inkjet aqueous ink includes water, a pigment, a water-soluble organic solvent, a poorly water-soluble compound, a solubilizer that solubilizes the poorly water-soluble compound in water, and an acetylene glycol-based surfactant. The poorly water-soluble compound is 2,5,8,11-tetramethyl-6-dodecene-5,8-diol. The solubilizer is selected from polyoxyethylene anionic surfactants and non-ionic surfactants. | 03-03-2011 |
20110232528 | OILY INKJET INK - An oily inkjet ink comprises a pigment, a dispersant, and a water-insoluble organic solvent, wherein an ester solvent contained in the water-insoluble organic solvent is an ester solvent that is represented by the general formula: C | 09-29-2011 |
20110277663 | Water-Based Ink, Ink Jet Recording Method, Ink Cartridge, Recording Unit, Ink Jet Recording Apparatus, and Image Forming Method - A water-based ink of the present invention comprises water, a plurality of different water-soluble organic solvents, and a water-insoluble coloring material, wherein the above water-soluble organic solvents consist of a good solvent to the above water-insoluble coloring material and a poor solvent to the above water-insoluble coloring material, and the total amount (% by mass) of the good solvents in the ink is represented by A and the total amount (% by mass) of the poor solvent in the ink is represented by B, the ratio of A to B ranges from 10:5 to 10:30 both inclusive, and when the respective Ka values of the above water-soluble organic solvents are determined by the Bristow method and compared with each other, a water-soluble organic solvent having the largest Ka value is the poor solvent. The pigment ink has a sufficiently large area factor even with a small amount of ink and provides an image of high OD. | 11-17-2011 |
20110315049 | OILY INKJET INK - An oily inkjet ink comprises a pigment, a pigment dispersant, and a solvent, wherein the solvent contains a hydrocarbon type solvent (A), a solvent (B) having at least an ester group and an ether group in one molecule, and a solvent (C) that is soluble in the hydrocarbon type solvent and the solvent having at least an ester group and an ether group in one molecule. | 12-29-2011 |
20120006225 | INK COMPOSITION - An ink composition contains an organic solvent, a metal pigment, and a silicone oil having a kinematic viscosity of 2 to 30 cSt in a proportion of 0.01% by mass or more and less than 0.5% by mass relative to the total mass of the ink composition. The value of expression (1) is 0.1 or more and less than 9.0: | 01-12-2012 |
20120125229 | PRINTING INK, IN PARTICULAR INK-JET INK, CONTAINING PEARLESCENT PIGMENTS BASED ON FINE AND THIN SUBSTRATES - A printing ink, preferably ink-jet ink, containing pearlescent pigments and at least one of at least one solvent, at least one radiation-curable component and at least one binder, wherein the pearlescent pigments comprise a substantially transparent platelet-shaped substrate having a density ρ | 05-24-2012 |
20120167798 | SHEET-FED OFFSET PRINTING INKS AND VARNISHES COMPRISING NEW SOLVENTS - An offset printing varnish, comprising a solvent, is provided. The solvent comprises at least one triglyceride with saturated monocarboxylic acid moieties, which solvent is preferably food safe. | 07-05-2012 |
20120186488 | 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. | 07-26-2012 |
20120204756 | NON-AQUEOUS INK - A non-aqueous ink including at least a pigment and an organic solvent, wherein the organic solvent includes at least one ester solvent selected from a phosphoric acid ester solvent, a boric acid ester solvent and a silicic acid ester solvent by an amount of 50 mass % or more, and a content of a polymer component in the ink is 20 mass % or less relative to the pigment. | 08-16-2012 |
20130220171 | NON-AQUEOUS PIGMENT INK - [Problem to be solved] A non-aqueous pigment ink is disclosed, which can eliminate or reduce striking through while ensuring pigment dispersion stability and ejection stability, and achieve high print density. Also, a non-aqueous inkjet ink is disclosed, which can reduce the time required for warming up the ink while ensuring the pigment dispersion stability and the ejection stability. | 08-29-2013 |
20140182480 | Ink Formulation and Manufacture Thereof - An ink formulation for marking living tissue comprises a dispersion of carbon black pigment particles encapsulated in water soluble shells, mixed with a pharmaceutically accepted carrier, such as water, and a preservative. A dispersion formulation is preferential to a suspension formulation for marking living tissue because the carbon particles of the dispersion formulation are less likely to aggregate and sediment over time. In addition, the absence of large quantities of additives makes a dispersion formulation less reactive to living tissue, further enhancing its appeal as a biological marker. | 07-03-2014 |
20140251179 | AQUEOUS PIGMENT DISPERSIONS - Disclosed herein are aqueous dispersions comprising: at least one pigment present in an amount of at least 10% by weight relative to the total weight of the dispersion, the at least one pigment being selected from oxidized carbon blacks and modified carbon blacks having attached at least one organic group; and at least one organic solvent present in an amount of at least 10% by weight relative to the total weight of the dispersion, the at least one organic solvent having a Hansen hydrogen bonding parameter (δ | 09-11-2014 |
20160168405 | NONAQUEOUS INK JET INK COMPOSITION | 06-16-2016 |