Class / Patent application number | Description | Number of patent applications / Date published |
106310610 | Hot, melt type, or wax containing | 23 |
20080302271 | NANOSIZED PARTICLES OF MONOAZO LAKED PIGMENT - A nanoscaled pigment particle composition includes an organic monoazo laked pigment including at least one functional moiety, and a sterically bulky stabilizer compound including at least one functional group, wherein the functional moiety associates non-covalently with the functional group; and the presence of the associated stabilizer limits the extent of particle growth and aggregation, to afford nanoscale-sized pigment particles. | 12-11-2008 |
20090249977 | PHASE CHANGE INKS CONTAINING FISCHER-TROPSCH WAXES - Disclosed is a phase change ink comprising (a) a carbon black pigment, (b) a bis-urethane, and (c) a phase change ink carrier, said carrier comprising (i) a branched triamide and (ii) a Fischer-Tropsch wax having an average peak molecular weight of from about 300 to about 800 and a polydispersity of from about 1.001 to about 3. | 10-08-2009 |
20090255439 | Oil-Based Ink Composition for Writing Utensil and Writing Utensil Employing the Same - The present invention provides an ink composition containing an olefinic wax dispersion added so as to impart smooth writing properties without causing starving at the starting of writing, and the ink composition has noticeably improved stability over time. The present invention provides an oil-based ink composition comprising a solvent selected from the group consisting of a monohydric alcohol, a polyhydric alcohol and glycol ether, and a colorant selected from the group consisting of a pigment, a dye, and a mixture of the pigment and the dye, the oil-based ink composition further comprising a dispersion of reprecipitated olefinic wax particles. | 10-15-2009 |
20100071590 | SOLID PHASE CHANGE FLUORESCENT INK AND INK SETS - An ink set includes a plurality of inks, at least one ink but less than all inks of the ink set including an ink vehicle, colorant and fluorescence agent and remaining additional inks including an ink vehicle, colorant and free of fluorescence agent. At least a first ink grouping and a second ink grouping of the ink set form a combination, the first and second groupings of the combination exhibiting a substantially same color under ambient light conditions upon image formation. The first ink grouping and the second ink grouping of the combination contain a different amount of the fluorescence agent, wherein upon exposure to activating energy, the fluorescence agent fluoresces to cause a visible change in the color of a pattern formed in an image by the first ink grouping as compared to the second ink grouping. | 03-25-2010 |
20100186624 | METHOD OF MAKING A PIGMENTED PHASE CHANGE INK WITH DISPERSANT AND SYNERGIST - A method of making a phase change ink composition includes adding to a device with a stirring element at least one pigment, at least one dispersant and at least one synergist, processing the device at an elevated temperature and at a stirring rate to wet the at least one pigment to obtain an ink concentrate, and mixing the ink concentrate with an ink vehicle to obtain the ink composition. The device may be an extruder, an attritor or the like. The method allows for the reduction in the amount of dispersant to include in the ink. | 07-29-2010 |
20110265687 | FLUORESCENT INK COMPOSITIONS AND FLUORESCENT PARTICLES - A fluorescent solid ink, and a method for making such ink, including an ink vehicle and a fluorescent particle. The fluorescent particle includes a fluorescent pigment, such as a trans-dicarboxylic-indenofluorenone, and at least one stabilizing wax chemically attached to the fluorescent pigment. The stabilizing wax includes an amine group at its terminal end and the fluorescent pigment includes at least one carboxylic acid group, where the amine group reacts with the carboxylic acid group to form an amide bond. | 11-03-2011 |
20120272862 | PHASE CHANGE INKS AND METHODS OF MAKING THE SAME - A solid ink composition comprising an amorphous component, a crystalline material, and optionally, a colorant, which are suitable for ink jet printing, including printing on coated paper substrates. In embodiments, the amorphous and crystalline components are both synthesized from an esterification reaction. | 11-01-2012 |
20120272863 | SOLID INK COMPOSITIONS COMPRISING CRYSTALLINE ESTERS OF TARTARIC ACID - A solid ink composition comprising an amorphous component, a crystalline component, and optionally, a colorant, which are suitable for ink jet printing, including printing on coated paper substrates. In embodiments, the crystalline component is synthesized from an esterification reaction of tartaric acid. | 11-01-2012 |
20120272864 | PHASE CHANGE INKS AND METHODS OF MAKING THE SAME - A solid ink composition suitable for ink jet printing, including printing on coated paper substrates. In embodiments, the solid ink composition comprises both a crystalline component and an amorphous component, and optionally, a colorant, which provides for a robust ink. | 11-01-2012 |
20120272865 | SOLID INK COMPOSITIONS COMPRISING AMORPHOUS ESTERS OF TARTARIC ACID - A solid ink composition comprising an amorphous component, a crystalline component, and optionally, a colorant, which are suitable for ink jet printing, including printing on coated paper substrates. In embodiments, the amorphous component is synthesized from an esterification reaction of tartaric acid. | 11-01-2012 |
20130032057 | SOLID PHASE CHANGE INK COMPOSITIONS COMPRISING OXAZOLINES - A solid ink composition comprising at least one crystalline oxazoline compound and at least one amorphous component derived from a polyol, and a colorant and optional viscosity modifier, which are suitable for inkjet printing, including printing on coated paper substrates. In embodiments, the solid ink formulation comprises a blend of an amorphous and crystalline components which provides a solid ink with excellent robustness when forming images or printing on coated paper substrates. | 02-07-2013 |
20130284056 | PHASE CHANGE INK COMPOSITIONS COMPRISING CRYSTALLINE DIURETHANES AND DERIVATIVES THEREOF - A phase change ink composition comprising an amorphous component, a crystalline material, and optionally, a colorant, which are suitable for ink jet printing, including printing on coated paper substrates and are suitable for fast printing processes. In particular, the crystalline component comprises a diurethane compound or derivatives thereof. | 10-31-2013 |
20130284057 | PHASE CHANGE INKS COMPRISING ORGANIC PIGMENTS - A solid ink composition suitable for ink jet printing, including printing on coated paper substrates. In particular, the solid ink composition comprises a crystalline compound, an amorphous compound, and an organic pigment, which provides for a robust and fast crystallizing ink. | 10-31-2013 |
20130284058 | PHASE CHANGE INK COMPOSITIONS COMPRISING AROMATIC ETHERS - A phase change ink composition comprising an amorphous component, a crystalline material, and optionally, a colorant, which are suitable for ink jet printing, including printing on coated paper substrates. In particular, the crystalline component comprises an aromatic ether. | 10-31-2013 |
20130284059 | PHASE CHANGE INK COMPOSITIONS COMPRISING DIURETHANES AS AMORPHOUS MATERIALS - A phase change ink composition comprising an amorphous component, a crystalline material, and optionally, a colorant, which are suitable for high speed ink jet printing, including printing on coated paper substrates. In embodiments, the amorphous component comprises a diurethane compound or derivatives thereof. | 10-31-2013 |
20130284060 | PHASE CHANGE INKS COMPRISING CRYSTALLINE AMIDES - A phase change ink composition suitable for high speed ink jet printing, including printing on coated paper substrates. In embodiments, the phase change ink composition comprises both a crystalline compound and an amorphous compound, and optionally, a colorant, which provides for a robust ink. The crystalline compound is an amide and the amorphous compound is an ester of tartaric acid. | 10-31-2013 |
20130284061 | PHASE CHANGE INKS COMPRISING AROMATIC DIESTER CRYSTALLINE COMPOUNDS - A phase change ink composition suitable for high speed ink jet printing, including printing on coated paper substrates. In particular, the phase change ink composition comprises an aromatic diester crystalline compound and an amorphous compound, and optionally, a colorant, which provides for a robust ink. | 10-31-2013 |
20130284062 | PHASE CHANGE INK COMPOSITIONS COMPRISING CRYSTALLINE SULFONE COMPOUNDS AND DERIVATIVES THEREOF - A phase change ink composition comprising an amorphous component, a crystalline component comprises a sulfone compound or derivatives thereof, and optionally, a colorant, which are suitable for ink jet printing, including printing on coated paper substrates. | 10-31-2013 |
20130284063 | BIO-RENEWABLE FAST CRYSTALIZING PHASE CHANGE INKS - A phase change ink composition suitable for ink jet printing, including printing on coated paper substrates. In embodiments, the phase change ink composition comprises both a crystalline compound and an amorphous compound which are derived from bio-renewable materials. The composition provides for a robust, rapid crystallization ink composition. | 10-31-2013 |
20140144348 | Phase Change Inks Containing Quinacridone Pigments and Synergists - Disclosed is a phase change ink comprising (i) an ink carrier; (ii) a quinacridone pigment; (iii) a synergist of the formula | 05-29-2014 |
20150013567 | Phase Change Ink Pigment Dispersion Process - A process for preparing a pigment dispersion including melting a phase change ink carrier and an optional dispersant at a temperature of from about 100° C. to about 170° C. in a jacketed vessel comprising a jacket surrounding an immersion mill or basket mill attachment and a dispersion blade attachment disposed within the jacketed vessel; mixing the melted phase change ink carrier and optional dispersant with a dispersion blade in the jacketed vessel; adding a pigment to the melted, mixed phase change ink carrier and optional dispersant in the jacketed vessel; wetting the pigment; after pigment wetting, reducing the pigment particle size using an immersion mill or basket mill attachment in the jacketed vessel; and discharging the pigment dispersion. | 01-15-2015 |
20160168404 | Phase Change Ink For Ophthalmic Lens Marking | 06-16-2016 |
106310620 | Petroleum derivative containing (e.g., paraffin or microcrystalline wax, etc.) | 1 |
20150299485 | Process For Preparing An Aqueous Ink Jet Printing Ink - A process for preparing an aqueous ink composition including 1) preparing a colorant concentrate; 2) preparing a colorant wax dispersion by (a) melting and mixing a dry colorant with at least one wax to form a colorant concentrate, wherein the colorant concentrate contains at least 25 percent by weight of colorant; (b) milling the colorant concentrate of step (a) to form a milled colorant concentrate; (c) combining the milled colorant concentrate of (b) with water and dispersing to form a colorant wax dispersion comprising a plurality of colorant wax particles comprising a colorant core surrounded by a wax shell, wherein the colorant wax particles exhibit a particle size distribution of from about 150 nanometers to less than about 300 nanometers; wherein the melting and mixing of step (a) and the milling of step (b) is done in an immersion media mill; and wherein the combining of step (c) is done using a piston homogenizer; and 3) blending the colorant wax dispersion with an aqueous ink vehicle and optional ink additives to form an aqueous ink composition; and filtering the aqueous ink composition. | 10-22-2015 |