Patent application number | Description | Published |
20080213548 | Ink composition for ink jet recording, recording method, and recorded matter - There is provided an ink composition for ink jet recording, which can yield images having excellent gloss with good color reproduction even on various recording media having a low level of water absorption, especially synthetic paper and printing paper for running-on. The ink composition for ink jet recording comprises a colorant, water, an alkanediol, and a surfactant, wherein the alkanediol comprises a water-soluble 1,2-alkanediol, a poor water-soluble 1,2-alkanediol, and a poor water-soluble both terminal alkanediol, and the alkanediol satisfies a requirement on a weight basis of A:(B+C)=2:1 to 2:3 wherein A represents the content of the water-soluble 1,2-alkanediol in the alkanediol; B represents the content of the poor water-soluble 1,2-alkanediol in the alkanediol; and C represents the content of the poor water-soluble both terminal alkanediol in the alkanediol. | 09-04-2008 |
20090030144 | Ink set - An ink set including at least three colors of inks of yellow ink with a hue angle ∠H°, as defined in CIELAB color space on a recording medium, in the range of about 80° to about 110°, magenta ink with a hue angle ∠H° in the range of about 330° to about 360°, and cyan ink with a hue angle ∠H° in the range of about 230° to about 260°, and the following ink (A) and ink (B): ink (A): ink with a hue angle ∠H° in the range of about 0° to about 80°; and ink (B): ink with a hue angle ∠H° in the range of about 0° to about 80° (where the ink (A) has higher saturation and lower brightness than the magenta ink, and the ink (B) has higher saturation and higher brightness than the magenta ink and higher saturation and lower brightness than the yellow ink, and the hue angle (∠H°) is determined as hue angle ∠H°=tan | 01-29-2009 |
20090033725 | Liquid Container - A liquid container for supplying a liquid to a liquid consuming apparatus includes: a liquid containing section that contains the liquid; a liquid supply section that supplies the liquid to the liquid consuming apparatus; a liquid flow section that connects from the liquid containing section to the liquid supply section; a sensor that is provided in the liquid flow section and used for detecting presence or absence of the liquid at a corresponding position thereof; and a stirring member that stirs the liquid, the stirring member is provided at a position between the sensor and the liquid supply section in the liquid flow section. | 02-05-2009 |
20090079786 | CAP MEMBER AND FLUID EJECTING APPARATUS - A cap member according to a first aspect of the invention is a cap member that covers a nozzle area of an ejecting head having a plurality of nozzle openings for ejecting fluid. The cap member includes a cap member body having a bottom portion and a frame portion and an absorbing member being fixed to the bottom portion for absorbing the fluid. The bottom portion is arranged so as to oppose the nozzle area, and the frame portion is provided on a peripheral edge of the bottom portion and coming into contact with the ejecting head. An inner peripheral portion extending along the inner surface of the frame portion is a groove portion, and the height of the groove portion from the bottom portion is lower than the upper surface of the absorbing member over the entire circumference of the frame portion. | 03-26-2009 |
20090176071 | INK COMPOSITION FOR INK JET RECORDING - An object of the present invention is to provide an ink composition with which images with high quality without white streaks or roughness can be provided even when the images are printed at a low resolution on coated printing paper such as art paper. The ink composition for ink jet recording at least includes a colorant, water, an alcohol solvent, and a surfactant, wherein the alcohol solvent contains a slightly water-soluble alkanediol, a water-soluble 1,2-alkanediol, and a dialkylene glycol. | 07-09-2009 |
20090220695 | METHOD OF FORMING OPAQUE LAYER, RECORDING PROCESS, INK SET, INK CARTRIDGE, AND RECORDING APPARATUS - A method of forming an opaque layer includes forming a first layer by discharging droplets of an ink composition containing a metallic pigment on a record medium by an ink-jet recording process and forming a second layer by discharging droplets of an ink composition containing a white pigment on the record medium by an ink-jet recording process. The opaque layer is formed on the record medium on the side where the first layer and the second layer are formed in a region where the first layer and the second layer overlap each other. | 09-03-2009 |
20090297716 | Ink set, and ink jet recording method using the ink set - There is provided an ink set with which agglomeration of ink is suppressed, images free from white streaks or roughness can be provided even when printed at a low resolution, and good images, in particular, images having a good hue can be provided. | 12-03-2009 |
20090304927 | Clear ink composition - A clear ink composition includes at least a slightly water-soluble alkanediol, a water-soluble alcohol as a dissolution aid for the slightly water-soluble alkanediol, water, and polymer fine particles, but does not include a colorant. A 10-Hz dynamic surface tension of the ink composition is 26 mN/m or less. | 12-10-2009 |
20090308279 | Ink composition for ink jet recording - An ink composition that can form high-quality images free of white streaks and harshness on actual printing paper, such as art paper, even at low resolution and that can reduce the occurrence of curling even with thin actual printing paper having a low grammage is provided. | 12-17-2009 |
20100010121 | Ink composition, recording method using the ink composition, ink cartridge - An ink composition that can be prevented from aggregating, form an image free from white streaks and harshness even in low-resolution printing, achieve high dissolution of clogging and high-temperature storage stability, and form a high-quality image, particularly an image having excellent hue is provided. | 01-14-2010 |
20100080962 | INK COMPOSITION FOR INK JET RECORDING - An object of the present invention is to provide an ink composition that enables high-quality images having no white stripes or roughness to be obtained even when the images are printed on printing paper, such as art paper, at low resolution, and the ink composition is an ink composition for ink jet recording containing at least a coloring material, water, an alcohol solvent, and a surfactant, wherein the alcohol solvent contains an alkanediol sparingly soluble in water, a water-soluble 1,2-alkanediol, and a water-soluble 1,3-alkanediol. | 04-01-2010 |
20100086685 | INK COMPOSITION FOR INK JET RECORDING - An ink composition is provided that achieves high-quality images free of white streaks or rough textures even when low-resolution printing is performed on printing paper such as art paper. | 04-08-2010 |
20100087595 | INK COMPOSITION FOR INK JET RECORDING - Provided is an ink composition that can form a high-quality image free from bleeding or beading even on printing paper or off-set printing paper such as art paper, in particular, even in a case of low-resolution printing, and is excellent in the property of recovering from clogging even after having been left under environment of high temperature and low humidity. | 04-08-2010 |
20100289848 | INK COMPOSITION FOR INK JET RECORDING - There is provided an ink composition that can realize high-quality images free from white streaks or roughness even in low resolution when printing paper for running-on such as art paper is used. The ink composition comprises at least a colorant, water, an alcohol solvent, and a surfactant, wherein the alcohol solvent comprises a sparingly water soluble alkanediol, a water soluble alkanediol, and a water soluble alkanetriol. | 11-18-2010 |
20100321430 | INK COMPOSITION FOR INK JET RECORDING - An ink composition for ink jet recording contains a colorant, water, an alcohol solvent, and a surfactant. The alcohol solvent contains a water-insoluble alkanediol, a water-soluble 1,2-alkanediol, and a water-soluble symmetrical end-capped alkanediol. The surfactant is a gemini surfactant. | 12-23-2010 |
20110118399 | INK COMPOSITION FOR INK JET RECORDING - An ink composition for ink jet recording includes a coloring material, water, a sparingly water-soluble alkanediol, a crystalline sugar alcohol solid at 20° C., and a (poly)alkylene glycol. | 05-19-2011 |
20110192317 | INK COMPOSITION FOR INK JET RECORDING - An ink composition for ink jet recording includes a colorant; water; a poor water-soluble alkanediol; a crystalline sugar alcohol that is solid at 20° C.; and one or two selected from the group consisting of polyalkylene glycols and water-soluble both-end-type alkanediols. | 08-11-2011 |
20110262724 | WHITE INK COMPOSITION AND RECORDED MATERIAL USING THE SAME - A white ink composition contains a white pigment and fixing resins. The fixing resins include a vinyl chloride resin or a urethane resin, a fluorene resin, and a polyolefin wax. | 10-27-2011 |
20110265686 | INK COMPOSITION FOR INK JET RECORDING - An ink composition for ink jet recording is provided. The ink composition includes at least a colorant, water, a poor water-soluble both-end-type alkanediol, a crystalline sugar alcohol that is solid at 20° C., and a poly(alkylene glycol). The poor water-soluble both-end-type alkanediol includes one or two alkyl substituents on its main chain having two hydroxyl groups. | 11-03-2011 |
20110300298 | CLEAR INK COMPOSITION - There is provided a clear ink composition containing a water-insoluble alkanediol having at least seven carbon atoms, a water-soluble alcohol that functions as a dissolution aid for dissolving the water-insoluble alkanediol, water, a fine polymer particle at least containing polyolefin, and a fluorene resin. A colorant is not used. | 12-08-2011 |
20120022189 | CLEAR INK COMPOSITION - An image is formed using a clear ink composition that includes an amino group-containing resin, water, a poor water-soluble alkanediol, a crystalline carbohydrate that is solid at 20° C., and a poly(oxyalkylene glycol) and does not include colorant (essentially free of colorant). | 01-26-2012 |
20120044285 | PRINTING SYSTEM AND PROGRAM - If an ink amount supplied from an ink tank to an ejection head reaches a predetermined limit value, ink ejection is not permitted. If initialization data are input and the input initialization data are appropriate, a count value of the ink amount is initialized, and the ink ejection is started again. In addition, the initialization data which is input once and determined to be appropriate is determined to be inappropriate thereafter. By doing so, although ink of which the property and state are inappropriate is used for the refilling, since appropriate initialization data may not be input, it is possible to avoid the inappropriate ink from being used for the refilling. | 02-23-2012 |
20120073468 | INK COMPOSITION - An ink composition includes a slightly water-soluble alkanediol having 7 to 10 carbon atoms and cyclodextrin compound. | 03-29-2012 |
20120127248 | INKJET RECORDING METHOD - An inkjet recording method using a clear ink composition includes processes of applying the clear ink composition and of heating the applied clear ink composition, wherein the clear ink composition contains an amino group-containing resin, water, a sparingly water soluble alkanediol, and a wetting agent which is solid at 20° C. and 60% relative humidity. | 05-24-2012 |
20120227619 | INK COMPOSITION - An ink composition includes a first saccharide and a second saccharide. The first saccharide is a linear saccharide having 4 or more saccharide units and the second saccharide is at least one selected from the group consisting of trehalose, maltotriose, and a cyclic saccharide. | 09-13-2012 |
20120227620 | INK COMPOSITION - An ink composition includes a cyclic saccharide and hydantoin or a derivative thereof. | 09-13-2012 |
20130029045 | COATING LIQUID FOR INK JET AND INK JET RECORDING METHOD USING THE SAME - A coating liquid comprising: an oxazoline group-containing resin; an alkanediol having 7 or more carbon atoms; a surfactant; and water. | 01-31-2013 |