Patent application number | Description | Published |
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 |
20100033522 | INK SET, INK JET RECORDING METHOD AND INK JET RECORDING APPARATUS - An object of the invention is to provide an ink set which enables to improve image density and scratch resistance of the images recorded using an ink containing a self-dispersion pigment and an ink containing a modified siloxane compound. An ink set to be used for ink jet recording including plural inks having a first ink and a second ink independently, wherein the first ink contains at least a pigment having functional groups on surface of pigment particles and a compound having adsorptivity to the pigment and the functional group density on the surface of the pigment particles is 1.5 μmol/m | 02-11-2010 |
20100033523 | INK SET, INK JET RECORDING METHOD, AND INK JET RECORDING APPARATUS - Provided are an ink jet ink set, an ink jet recording method, and an ink jet recording apparatus each of which can reduce the graininess of an image to be recorded and improve the water fastness of the image even in a recording medium such as plain paper. The ink jet ink set has a first ink and a second ink independently, and is used so that the first and second inks overlap each other at least partly upon application of the inks to a recording medium. The first ink contains at least a pigment and a silicone oil. The second ink contains at least a pigment and a graft polymer that includes at least a nonionic unit represented by the general formula (I) and a unit having a polysiloxane structure. | 02-11-2010 |
20100034972 | INK JET INK, INK JET RECORDING METHOD, INK CARTRIDGE, RECORDING UNIT, AND INK JET RECORDING APPARATUS - Provided is an ink jet ink capable of recording an image having an unprecedentedly high level of scratch resistance and excellent glossiness while satisfying reliability of the ink such as ejection stability. The ink jet ink contains at least a pigment and a graft polymer, and is characterized in that the graft polymer includes at least a specific nonionic unit and a unit having a polysiloxane structure. | 02-11-2010 |
20110175964 | INK, INK-JET RECORDING METHOD, AND INK CARTRIDGE - An ink containing a plurality of polymers and carbon black, wherein the plurality of polymers include a polymer A having an acid value of 200 mgKOH/g or more and 300 mgKOH/g or less and a polymer B having an acid value of 80 mgKOH/g or more and 180 mgKOH/g or less, the weight average molecular weight of the polymer A is larger than the weight average molecular weight of the polymer B, the carbon black has a DBP oil absorption of 75 mL/100 g or less and a specific surface area of 200 m | 07-21-2011 |
20110187787 | INK, INK CARTRIDGE, INK-JET RECORDING METHOD, AND METHOD FOR PREPARING INK - An ink containing a plurality of organic pigments having hues forming an angle of 10 degrees or more with one another, wherein the bronze value B calculated by Formula 1 is 0.0 or more, and 12.0 or less, the saturation value C calculated by Formula 2 is 65.0 or more, and the 20-degree gloss value GB is 30.0 or more with respect to a predetermined recorded image recorded by the ink. | 08-04-2011 |
20110189396 | INK, INK CARTRIDGE, INK-JET RECORDING METHOD, AND INK SET - An ink containing a plurality of coloring materials having different hues, wherein the bronze value B, which is calculated from tristimulus values of reflected light, of illumination in the direction of an angle of 45 degrees to a normal to the image, in the direction of specular reflection and tristimulus values of illumination light under the same condition of the illumination by using Formula 1, with respect to a predetermined recorded image recorded by the above-described ink is 2.0 or less. | 08-04-2011 |
20120249662 | INK JET INK, INK CARTRIDGE, AND INK JET RECORDING METHOD - An ink jet ink contains a polyurethane polymer and a pigment. The polyurethane polymer has units derived from a polyisocyanate, a polyether polyol having no acid group, and a diol having an acid group. The pigment is dispersed using a polymer other than the polyurethane polymer. The ratio of the percentage of the urethane bond in the polyurethane polymer to the percentage of the urea bond in the polyurethane polymer is 85.0/15.0 or more and 98.5/1.5 or less. | 10-04-2012 |
20120249663 | INK JET INK, INK CARTRIDGE, AND INK JET RECORDING METHOD - An ink jet ink contains a polyurethane polymer and a pigment. The polyurethane polymer has units derived from a polyisocyanate, a polyether polyol having no acid group, and a diol having an acid group. The pigment is dispersed using a polymer other than the polyurethane polymer. The molar ratio of the percentage of the urethane bond in the polyurethane polymer to the percentage of the urea bond in the polyurethane polymer is 85.0/15.0 or more and 100.0/0 or less. | 10-04-2012 |
20140015895 | INK JET INK, INK CARTRIDGE, AND INK JET RECORDING METHOD - To provide an ink jet ink that produces an image having high optical density, scratch resistance, and highlighter resistance, has excellent ink ejection stability, and can reduce image deflection caused by face wetting. | 01-16-2014 |