Patent application number | Description | Published |
20100227947 | INK-JET INKS AND ENCAPSULATED PIGMENTS PREPARED BY RAFT REAGENTS - The present disclosure is drawn to methods and compositions directed at encapsulated pigments. As such, an encapsulated pigment can comprise a pigment and a polymer encapsulating the pigment, where the polymer comprises a monomer and a RAFT reagent. Additionally, a method of encapsulating pigments can comprise dispersing a pigment in an aqueous solution to form a pigment dispersion, adding a monomer to the pigment dispersion, adding a RAFT reagent to the pigment dispersion, and polymerizing the monomer using the RAFT reagent in the presence of the pigment to form an encapsulated pigment. Further, the present disclosure provides ink-jet inks comprising the encapsulated pigments. | 09-09-2010 |
20100328411 | PRINTING ON VINYL PRINT MEDIA - A system and method of ink-jet printing on vinyl print media can comprise jetting an ink-jet ink onto a vinyl print medium to form a printed image, and applying from 50-100° C. of heat to the printed image. The ink-jet ink can include a colorant, an aqueous liquid vehicle, and core-shell polymer particles. Upon printing and heating, at least a portion of the aqueous liquid vehicle evaporates, the vinyl print medium plasticizes (but does not flow), and the ink-jet ink flows. The fused polymer particles form a film that encapsulates at least a portion of the colorant. | 12-30-2010 |
20110065834 | ENCAPSULATED PIGMENT PARTICLES - An encapsulated pigment particle includes a pigment particle core and a polymer encapsulation layer established on a surface of the pigment particle core. The polymer encapsulation layer includes a polymer and a hydrophobe integrated with the polymer. The hydrophobe has the following structure: | 03-17-2011 |
20110082235 | METHOD OF MAKING A PIGMENT DISPERSION - A method for making a pigment dispersion can include dispersing pigment particles in an aqueous liquid medium to form a dispersion, adding a first monomer to form a dispersive coating on the pigment particles, adding a second monomer to the dispersion, and forming a polymer coating on the surface of the pigment particles by polymerizing the second monomer with the first monomer, wherein the polymer coating includes at least one urethane linkage or urea linkage. | 04-07-2011 |
20110171386 | LATEX POLYMER WITH SPECIFIC COMPOSITION FOR INKJET PRINTING ON VINYL MEDIA - An inkjet printing composition comprises an aqueous liquid vehicle; at least one pigment having a concentration of about 1 to 5 wt %; and a latex polymer having a concentration of about 2.5 to 8 wt % and comprising a polymerized mixture of styrene, butyl acrylate, at least one of methacrylonitrile and acrylonitrile, methacrylic acid, and ethylene glycol dimethacrylate. An inkjet ink printing system comprises a vinyl medium; the at least one inkjet printing composition; and a heating device, wherein the system is configured such that upon applying heat from the heating device to the inkjet ink printed on the vinyl medium, the latex particles fuse, thereby forming a printed image with a film encapsulating at least a portion of the pigment on the vinyl medium. A method of forming a printed image of the latex polymer using the inkjet ink printing system is also provided. | 07-14-2011 |
20110184095 | LIGHT FAST ENCAPSULATED PIGMENT - A light fast encapsulated pigment includes an inner core region that includes a pigment and an outer shell that includes a polymer comprising a UV absorber non-covalently incorporated therein. The light fast encapsulated pigment finds use in ink compositions. | 07-28-2011 |
20110184096 | COATED PIGMENT COMPOSITION - A polymer-coated pigment composition includes at least one organic pigment and a coating layer non-covalently attached to an outer surface of the organic pigment. The coating layer comprises at least one metal oxide or the metalloid oxide and a polymer attached to an outer surface of the metal oxide or metalloid oxide. A method of enhancing dispersibility of an organic pigment includes coating a surface of the organic pigment with the metal oxide or the metalloid oxide, or a combination thereof, and attaching the polymer to the metal oxide or the metalloid oxide, or the combination. An ink composition includes an ink vehicle and the polymer-coated pigment composition described above. | 07-28-2011 |
20110242241 | INK COMPOSITION CONTAINING NON-VOC LIQUID CARRIER - Ink composition including non-VOC liquid carrier and method of making the same are disclosed. A disclosed example ink composition has a viscosity that is below about 70.0 cps and includes non-VOC liquid carrier, dispersing agents and pigment particles having an average size of less than about 10 μm. Also disclosed are method of use and method of making such ink composition containing non-VOC liquid carrier. | 10-06-2011 |
20120026238 | INKJET INK COMPOSITION INCLUDING LATEX POLYMERS - An inkjet ink composition includes latex polymer particles. The latex polymer particles are present in the ink composition in an amount ranging from about 0.5 wt % to about 40 wt %. The latex polymer particles have: a T | 02-02-2012 |
20120092412 | INK-JET INKS INCLUDING SELF CROSS-LINKABLE LATEX PARTICLES - The present disclosure includes compositions, methods, and systems including an ink-jet ink comprising a liquid vehicle, a colorant dispersed or dissolved in a liquid vehicle, and self cross-linkable latex particles dispersed in the liquid vehicle. The self cross-linkable latex particle can have at least 0.1 wt % of the self cross-linkable monomer on the surface of the self cross-linkable latex particle providing cross-linking sites on the surface of the self cross-linkable latex particle, and can form an intra- and inter-particle cross-linked latex polymer film after printing the ink-jet ink on a substrate and upon at least partial depletion of the liquid vehicle or a liquid vehicle component. | 04-19-2012 |
20120092427 | INK-JET OVERCOATS INCLUDING LATEX POLYMERS AND INORGANIC NANO PARTICLES - The present disclosure is drawn to a nanoparticle containing overcoat composition for use in ink jet printing. The composition can include a liquid vehicle and a composite latex particulate. The composite latex particulate can include inorganic nanoparticles at least partially encapsulated by a polymer. The inorganic nanoparticles can be silica, titania, alumina, zinc oxide, silicates, oxides of indium and tin, and combinations thereof. The inorganic nanoparticles can comprise from about 1 wt % to about 20 wt % of the composite latex particulate. The overcoat composition can be used to improve the properties of ink-jetted images. | 04-19-2012 |
20120092428 | INK-JET INKS HAVING POLYMERS AND NEAR-INFRARED ABSORBING DYES - The present disclosure is drawn to methods and compositions directed at durable ink-jet inks. As such, an ink-jet ink can comprise a liquid vehicle, a colorant dispersed or dissolved in the liquid vehicle, a high T | 04-19-2012 |
20120103542 | INK DISPERSION - An ink dispersion includes an ink vehicle and a colorant dispersed in the ink vehicle. The ink vehicle includes a non-ionic surfactant and a solvent. The non-ionic surfactant has an HLB value ranges from about 5 to about 16, and is chosen from: i) a material represented by one of the formulas R | 05-03-2012 |
20120105554 | INK FORMING METHOD - An ink forming method involves preparing a deagglomerated ink or a modified deagglomerated ink. The deagglomerated ink or the modified deagglomerated ink includes at least deagglomerated colorant particles and a liquid component. The deagglomerated colorant particles are chosen from pigment particles each encapsulated with a dispersant. The colorant particles have a particle size ranging from about 50 nm to about 500 nm. Prior to shipping and/or storing the deagglomerated ink or the modified deagglomerated ink, a portion of the liquid component is removed to form a concentrated ink that has a nonvolatile solids content ranging from about 40 wt % to about 90 wt % of the concentrated ink. | 05-03-2012 |
20120116012 | ENCAPSULATED PIGMENTS CONTAINING CROSS-LINKING AGENT - Polymer-encapsulated pigment which includes a pigment core and a polymer shell, the shell being a polymerized polymer including hydrophobic monomers and acidic monomers, and also including a specific cross-linking agent. | 05-10-2012 |
20120120142 | INKJET PRINTING SYSTEM - An inkjet printing system ( | 05-17-2012 |
20120140008 | INK-JET INKS INCLUDING INTER-CROSSLINKABLE LATEX PARTICLES - The present disclosure includes compositions, methods, and systems having an ink-jet ink comprising a liquid vehicle, a colorant dispersed or dissolved in the liquid vehicle, inter-crosslinkable latex particles dispersed in the liquid vehicle, and an inter-particle crosslinker. The inter-crosslinkable latex particles can comprise at least one hydrophobic monomer; at least one acidic monomer; at least one inter-crosslinkable monomer including at least one keto group; the inter-crosslinkable monomer having the structure described in Formula 1. Additionally, the inter-crosslinkable latex particles can be intra-crosslinked forming an inter-particle crosslinked latex polymer film after printing and upon at least partial depletion of the liquid vehicle or liquid vehicle component. | 06-07-2012 |
20120147108 | INK-JET INK PRINTING SYSTEM AND METHOD - An ink-jet ink printing method and associated system can comprise a printer including an ink-jet ink. The ink comprises an aqueous liquid vehicle, 1 wt % to 5 wt % pigment, 1 wt % to 5 wt % acrylic polymer particles, 0.3 wt % to 3 wt % urethane polymer particles, and is formulated to print on a vinyl medium. The system also includes a heating device. Upon applying heat to the ink-jet ink printed on the vinyl medium, the polymer particles in the printed ink fuse, and form a film encapsulating at least a portion of the pigment on the vinyl print medium. | 06-14-2012 |
20130016155 | INK SETAANM Tom; Howard S.AACI San JoseAAST CAAACO USAAGP Tom; Howard S. San Jose CA USAANM Chun; Doris Pik-YiuAACI Santa ClaraAAST CAAACO USAAGP Chun; Doris Pik-Yiu Santa Clara CA USAANM Ganapathiappan; SivapackiaAACI Los AltosAAST CAAACO USAAGP Ganapathiappan; Sivapackia Los Altos CA USAANM Ng; Hou T.AACI CampellAAST CAAACO USAAGP Ng; Hou T. Campell CA US - An ink set includes a first ink and a second ink, where each of the inks has a conductivity that is less than 200 pS/cm. The first ink includes a first pigment of a first color; a carrier fluid; and a concentration of a dispersant. The second ink includes a second pigment of a second color that is different from the first color; the same carrier fluid as the first ink; and substantially the same concentration of the dispersant as the first ink. | 01-17-2013 |
20130065996 | Pigment Particles Containing a Vinyl Group and Encapsulated by a Cross-linked Polymer - Pigment particles containing a vinyl group are encapsulated by a cross-linked polymer, wherein the polymer has a dielectric constant of 2.8 or more. An inkjet ink containing the pigment particles is also described. | 03-14-2013 |
20130235132 | CONCENTRATED INKJET INK - A concentrated inkjet ink for packaging includes a liquid composition present in an amount that is less than 60 wt % of the concentrated inkjet ink, and nonvolatile solids present in an amount ranging from about 40 wt % to about 90 wt % of the concentrated inkjet ink. The nonvolatile solids include encapsulated pigment particles having a particle size ranging from about 50 nm to about 500 nm, and a dispersant. The concentrated inkjet ink is dispersible in an ink vehicle to form a print ready inkjet ink. | 09-12-2013 |
20130305958 | EMULSION-BASED THERMAL INKJET INKS - Emulsion-based thermal inkjet inks include a high boiling point carrier fluid; a colorant; and vesicles comprising a low boiling point expellant fluid, and an ionic surfactant comprising molecules, each having a head with affinity to expellant fluid material and a tail with affinity to carrier fluid, the vesicles having a core defined by the heads of the surfactant molecules, the expellant fluid contained in the core, with the vesicles dispersed in the carrier fluid. A method for preparing the thermal inkjet inks is also disclosed. | 11-21-2013 |
20140098164 | INKJET INK WITH NON-SWELLABLE LATEX PARTICLES - An inkjet ink includes a non-polar carrier, a colorant dispersed in the non-polar carrier, a dispersant, and non-swellable latex particles of a cross-linked polymer dispersed in the non-polar carrier. The colorant is chosen from a pigment, a dye, or a combination of a pigment and a dye. The cross-linked polymer consists of: an acrylic monomer having a molecular weight less than 1000, a vinylic monomer having a molecular weight of less than 1000, or combinations thereof. | 04-10-2014 |