Patent application number | Description | Published |
20090136680 | ACTIVE ENERGY RAY CURABLE AQUEOUS INK COMPOSITION, AND INKJET RECORDING METHOD, INK CARTRIDGE, RECORDING UNIT, AND INKJET RECORDING APPARATUS USING THE SAME - To provide an active energy ray curable aqueous ink composition exhibiting excellent curing performance by including a water-soluble polymerizable substance with high reactivity and a water-soluble polymerization initiator having high initiation efficiency; and an inkjet recording method, ink cartridge, recording unit, and inkjet recording apparatus all using the active energy ray curable aqueous ink composition. The active energy ray curable aqueous ink composition includes at least water; a polymerizable substance which undergoes radical polymerization by active energy rays; and a polymerization initiator which generates radicals by active energy rays, in which the polymerizable substance is a water-soluble compound having 2 to 6 (meth)acrylic groups; and the polymerization initiator is a water-soluble acylphosphine oxide compound. | 05-28-2009 |
20090286001 | ACTIVE-ENERGY RADIATION-POLYMERIZABLE SUBSTANCE, ACTIVE-ENERGY RADIATION-CURABLE LIQUID COMPOSITION, ACTIVE-ENERGY RADIATION-CURABLE INK, INK JET RECORDING METHOD, INK CARTRIDGE, RECORDING UNIT, AND INK JET RECORDING APPARATUS - An active energy radiation polymerizable substance is disclosed which is represented by the following general formula (I): wherein Z is a dihydric to hexahydric polyol residue, and A, B and D are groups represented by the following formulas (II) to (IV), respectively: (II), (III), and (IV). | 11-19-2009 |
20100271418 | SELF-DISPERSION PIGMENT, PRODUCTION PROCESS OF SELF-DISPERSION PIGMENT, INK SET AND INK JET RECORDING METHOD - The invention provides a self-dispersion pigment including a pigment, an ionic group directly bonded to the pigment and a nonionic molecular chain bonded to the pigment through an amide bond. | 10-28-2010 |
20110104453 | LIQUID COMPOSITION, INK JET RECORDING METHOD, INK JET RECORDING APPARATUS AND RECORDED IMAGE - The invention provides an aqueous liquid composition containing a water-soluble monomer, a photopolymerization initiator and an aqueous medium and further containing a polymer emulsion, wherein the water-soluble monomer is a monomer that has two or more ethylenically unsaturated bonds and is curable with an active energy ray. | 05-05-2011 |
20110261129 | ACTIVE ENERGY RAY CURABLE INK JET RECORDING LIQUID COMPOSITION AND INK JET RECORDING METHOD USING THE SAME - The invention provides an active energy ray curable ink jet recording liquid composition including a radically polymerizable compound, an active energy ray polymerization initiator, a wax and water, wherein the melting point of the wax is 40° C. or more and 120° C. or less. | 10-27-2011 |
20130141498 | INK JET INK, INK CARTRIDGE, INK JET RECORDING METHOD AND POLYMER PARTICLE - An ink jet ink containing a coloring material and a polymer particle, wherein the polymer particle has a core portion and a shell portion, the shell portion contains a copolymer A having a unit derived from a compound (a1) represented by a general formula (1) of R | 06-06-2013 |
20130141503 | IMAGE RECORDING METHOD, AND SET OF INK JET INK AND LIQUID COMPOSITION - An image recording method including applying an ink containing a coloring material and a polymer particle to a recording medium from a recording head of an ink jet system and applying a liquid composition which destabilizes a dispersed state of the polymer particle in the ink to at least a part of a region of the recording medium where the ink is applied, wherein the polymer particle in the ink has core and shell portions, the shell portion contains a copolymer A having a unit (50-90% mass) derived from a compound (a1) represented by a general formula (1) or (2) and a unit (10-50% mass) derived from an α,β-unsaturated hydrophobic compound (a2), and the core portion contains a polymer of an α,β-unsaturated hydrophobic compound (b). | 06-06-2013 |
20130187999 | LIQUID COMPOSITION, INK JET RECORDING METHOD, INK JET RECORDING APPARATUS AND RECORDED IMAGE - The invention provides an aqueous liquid composition containing a water-soluble monomer, a photopolymerization initiator and an aqueous medium and further containing a polymer emulsion, wherein the water-soluble monomer is a monomer that has two or more ethylenically unsaturated bonds and is curable with an active energy ray. | 07-25-2013 |
20130250020 | IMAGE RECORDING METHOD - An image recording method includes recording an intermediate image by applying an ink to an intermediate transfer body, the ink containing a coloring material and polymer fine particles; and transferring the intermediate image onto a recording medium while heating the intermediate. The polymer fine particles are composed of a copolymer of a first compound that satisfies condition (1) (a polymer obtained by homopolymerization of the first compound is a crystalline polymer having a melting point equal to or lower than a temperature of the transfer) and a second compound that satisfies condition (2) (a polymer obtained by homopolymerization of the second compound is an amorphous polymer having a glass transition point equal to or lower than the temperature of the transfer). | 09-26-2013 |
20130250021 | IMAGE RECORDING METHOD - An image recording method includes recording an intermediate image by applying an ink to an intermediate transfer body, and transferring the intermediate image onto a recording medium while heating the intermediate image. The ink contains a coloring material and polymer fine particles each including a core constituted by a crystalline polymer and a shell constituted by an amorphous polymer. In transferring the intermediate image, the intermediate image is heated to a temperature equal to or higher than a melting point of the crystalline polymer constituting the core and equal to or higher than a glass transition point of the amorphous polymer constituting the shell. | 09-26-2013 |
20140024763 | PROCESS FOR PRODUCING PIGMENT-ENCAPSULATING RESIN DISPERSION AND INK JET INK - The invention provides a process for producing a pigment-encapsulating polymer dispersion, comprising the steps of dispersing a liquid containing a monomer, a hydrophobe and a polymerization initiator into a water medium with a dispersant to obtain a monomer emulsion, and mixing the monomer emulsion with a pigment dispersion containing a self-dispersible pigment to which a hydrophilic group is bonded directly or through another atomic group and which is dispersed by the hydrophilic group, subjecting the resultant mixture to a shearing treatment and then polymerizing the monomer. | 01-23-2014 |