Quotables
"The idea that cavalry will be replaced by these iron coaches is absurd. It is little short of treasonous."
Aide-de-camp to Field Marshal Haig ; At a tank demonstration, 1916
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 8123847 | Water base ink for ink-jet recording, ink cartridge, and ink-jet recording apparatus The water base ink for ink jet recording of the present invention is a water base ink for ink-jet recording containing a coloring agent, water, a penetrant, and a surfactant; wherein the penetrant includes diethylene glycol n-hexyl ether (A); the surfactant includes... | 02/28/2012 |
| 8034171 | Water base ink for ink-jet recording, ink cartridge, and ink-jet recording apparatus A water base ink for ink-jet recording contains a coloring agent, water, a penetrant, and a surfactant, wherein the penetrant includes diethylene glycol n-hexyl ether (A), the surfactant includes an acetylene glycol-based surfactant (B1) and sodium polyoxyeth... | 10/11/2011 |
| 7981209 | Ink composition There is provided an ink composition for ink jet recording that is free from feathering or bleeding and, at the same time, can realize high-gloss images particularly advantageous when the ink composition is recorded on specialty papers. The ink composition comprises... | 07/19/2011 |
| 7758685 | Ink composition, and ink cartridge including the ink composition An ink composition is provided which has excellent storage stability, good defoaming properties, and improved resistance to bleeding on the print paper during image forming, while preventing nozzle clogging when used in a wet-type image forming apparatus. The ink co... | 07/20/2010 |
| 7758684 | Ink additive and ink using same An additive comprising an acetylene glycol or ethylene oxide/propylene oxide adduct of acetylene glycol and a sulfur-containing surfactant is added to a dye and water to form an ink composition which exhibits good wetting, penetrating and dispersing properties due t... | 07/20/2010 |
| 7740697 | Aqueous ink, ink cartridge using the same, inkjet printing method and recorded matter The invention provides an ink which has a higher fixation of a recorded matter, is more excellent in stability and reliability of the ink, and allows a recorded matter of high image quality to be obtained stably, a recorded image, an inkjet recording method, and dev... | 06/22/2010 |
| 7674329 | Water-based ink set for ink-jet recording According embodiments of the present disclosure, a water-based ink set for ink-jet recording is provided. The ink set may contain a black ink, a cyan ink, a magenta ink and a yellow ink. Each ink may contain a polyoxyethylene alkyl ether sulfonate. ... | 03/09/2010 |
| 7666255 | Ink-jet inks having surfactants below the critical micelle concentration and associated methods Compositions and methods for ink-jet printing having increased slewing decap time and reduced clogging are disclosed and described. An ink-jet ink composition can include a colorant and a liquid vehicle having a surfactant. The surfactant can have a critical micelle... | 02/23/2010 |
| 7442244 | Water-base ink composition There is provided a water-base ink composition which has excellent ejection stability and can be evenly printed on recording media. The water-base ink composition comprises at least: a colorant component selected from dyes and pigments; a monovalent or divalent bran... | 10/28/2008 |
| 7442245 | Glycerol derivatives for inkjet inks An ink composition for inkjet recording comprising water and a compound represented by the following Structure: wherein at least one of Z1, Z2, Z3, and Z4 are not hydrogen; each o... | 10/28/2008 |
| 7438752 | Ink composition and recording method An ink composition which comprises: a dye which is represented by formula (1), which is described in the specification, and has at least one ionic hydrophilic group, wherein the dye has a molecular weight of from 310 to 500 per one ionic hydrophilic group, and a rec... | 10/21/2008 |
| 7438753 | Diazo dyestuff compounds and their use The present invention relates to a diazo dyestuff compound of the following formula (I) wherein, M is H, Na, or Li. The formula (I) compound is particularly suitable for using as a component in a black dye composition for i... | 10/21/2008 |
| 7431761 | Ink for ink jet recording Disclosed is an ink composition that, while improving print quality, advantageously has excellent ink ejection stability and does not significantly erode members such as a head and, at the same time, can meet a recent demand for highly skillful printing conditions, ... | 10/07/2008 |
| 7416592 | Magenta ink composition, ink set, ink cartridge, inkjet recording method and recorded product A magenta ink composition used as a colorant, containing at least one type of compound represented by Formula (I) below and at least one type of compound represented by Formula (II) below: (wherein A represents the residue ... | 08/26/2008 |
| 7399350 | Fluorine-free disiloxane surfactant compositions for use in coatings and printing ink compositions The present invention relates to coating and printing ink compositions possessing silicone surfactants compositions comprising fluorine-free organomodified disiloxanes which are resistant to hydrolysis between a pH of about 3 to a pH of about 12. The coatings and pr... | 07/15/2008 |
| 7387666 | Black ink-jet inks The present invention is drawn toward a black ink-jet ink, comprising a liquid vehicle and a black colorant solubilized or dispersed in the liquid vehicle. The liquid vehicle can include water, a cosolvent, a solubilized naturally occurring amino acid, and an amphot... | 06/17/2008 |
| 7387667 | Black dye composition and black ink composition The present invention relates to a black dye composition, comprising: (a) a compound of the following formula (I), (b) a compound o... | 06/17/2008 |
| 7377973 | Water-based ink for ink-jet recording A water-based ink for ink-jet recording contains water, a water-soluble organic solvent, a coloring agent and a crown ether. Even when the water-based ink is employed in the ink passage of an ink-jet recording apparatus and comes into contact with rubber members emp... | 05/27/2008 |
| 7368008 | Ink set, inkjet recording apparatus comprising the ink set, and method of forming image using the ink set An ink set, an inkjet recording apparatus including the ink set, and a method of forming an image using the ink set include a black ink composition comprising a first colorant, water, and a first alkyl ether and a color ink composition comprising a second colorant, ... | 05/06/2008 |
| 7364770 | Coated fine particles and method for producing coated fine particles by reverse Diels-Alder reaction An object of the present invention is to provide coated fine particles with a uniform particle size, having stable crystals on the surface, and to provide colored fine particles which exhibit good color development. A recorded image formed by a dispersion and an ink... | 04/29/2008 |
| 7361699 | Water-based ink A water-based ink containing an aqueous dispersion of polymer particles of a water-insoluble polymer having an alkyl group of at least 20 carbon atoms in its side chain, and a hydrophobic dye. The water-based ink of the present invention can be suitably used as, for... | 04/22/2008 |
| 7347891 | Water base ink set for ink-jet recording and method for producing the same A water base ink set for ink-jet recording includes a black ink containing water, a black pigment and a water-soluble organic solvent and a color ink containing water, a dye, and a water-soluble organic solvent. The black pigment is a negatively-chargeable and self-... | 03/25/2008 |
| 7306664 | Ink-jet recording ink, ink-jet recording method, and ink-jet recording apparatus An ink jet recording ink containing water and a coloring material, wherein the ink jet recording ink further contains an ethylenediamine compound represented by Formula (I): wherein R1, R2, R3 and R4 are each selected from ... | 12/11/2007 |
| 7303616 | Ink composition, ink jet recording method and recorded article It is an object of the present invention to provide an ink composition using a metal phthalocyanine type cyan dye, according to which the indoor storability (gas resistance) of images created using the ink composition can be improved. The present invention provides ... | 12/04/2007 |
| 7303620 | Water-based ink, and image formation method and recorded image using the ink A water-based ink that comprises a liquid medium containing water, a water-dispersible coloring material and a surfactant, wherein when the ink is attached onto a recording material, the water-dispersible coloring material forms a plurality of minute interspersed ag... | 12/04/2007 |
| 7300506 | Ink formulations, print systems, and methods thereof Ink formulations, ink jet sets, methods of stabilizing an ink formulation, printer systems, and methods thereof, are disclosed. One exemplary ink formulation, among others, includes a pigment and a borate buffer. The ink formulation has an ink stability characterist... | 11/27/2007 |
| 7291213 | Ink composition and inkjet recording method An ink composition comprising: a coloring agent having an oxidation potential of more electropositive than 1.0V (vs SCE); a water; a guanidine compound; and a surfactant, the ink composition to be used in inkjet recording and an inkjet recording method with the use ... | 11/06/2007 |
| 7291214 | Ink, ink set, ink jet recording method, ink cartridge and ink jet recording apparatus An ink to be used in an ink jet recording method of ejecting an ink from a recording head through action of thermal energy can improve the ink ejection stability. An ink to be used in an ink jet recording method of ejecting an ink from a recording head through actio... | 11/06/2007 |
| 7291212 | Ink and ink set for ink jet printing and method of ink jet printing An inkjet recording ink composition comprising an aqueous medium having dissolved and/or dispersed therein at least one dye, wherein at least one betaine-type surfactant is contained in the ink composition. The dye is preferably a magenta dye having an azo structure... | 11/06/2007 |
| 7288142 | Black dyes composition for ink-jet inks The present invention relates to a black dyes composition for ink-jet printing ink comprising (A) a compound of the following formula (I) wherein, R1 is —SO2CH2CH2OSO... | 10/30/2007 |
| 7285160 | Ink jet ink composition for wetness indication Disclosed is an ink composition which is suitable for ink jet printing and comprising an organic solvent, for example, methanol, a water-soluble resin, a water-soluble dye, and optionally a surfactant, wherein, if water is present, it is present in an amount less th... | 10/23/2007 |
| 7283280 | Ink temperature control for multiprinthead printer This invention relates to a printer whereby ink is printed by being discharged as dots from a plurality of nozzles by means of pulses. To ensure high quality printed images it is necessary to ensuring that the size of all dots is consistent. Therefore there is provi... | 10/16/2007 |
| 7279034 | Ink composition, ink cartridge, inkjet recording method, and recorded matter It is an object of the present invention to provide an ink composition with which the indoor storage stability (gas resistance) of an image produced with an ink composition featuring a phthalocyanine-based cyan dye can be increased without causing any additive preci... | 10/09/2007 |
| 7276111 | Ink composition, inkjet recording method and recorded matter An object of the present invention is to provide an ink composition that can improve the preservation characteristics (gas fastness) of an image produced by an ink composition which uses phthalocyanine group cyan dye. The present invention provides an ink compositio... | 10/02/2007 |
| 7276112 | Aqueous ink, ink-jet recording method, ink cartridge, recording unit, ink-jet recording apparatus and image forming method Disclosed is an aqueous ink comprising at least water, a plurality of water-soluble organic solvents and a coloring material. The coloring material is a pigment, and, it contains a pigment particle having at least one ionic group bonded to a surface of the pigment p... | 10/02/2007 |
| 7270703 | Colored image-forming composition containing phthalocyanine compound, inks, inkjet inks, inkjet recording method and method for improving toleracne to decoloration due to ozone gas To provide a novel phthalocyanine compound, and an inkjet ink and inkjet recording method capable of an image having an excellent hue, fastness to light and ozone gas resistance. To provide various coloring compositions such as an ink sheet for heat-sensitive record... | 09/18/2007 |
| 7264664 | Ink composition, recording method and recorded image utilizing the same, ink set and ink head An ink composition is manufactured to contain a surfactant having difference d1 (σ10−γ) which is difference between dynamic surface tension (σ10) of the solution obtained by making 0.1 wt % solution dissolved in purified water to be... | 09/04/2007 |
| 7265164 | Ink composition containing cationic water-soluble polymer An ink composition for ink jet recording is provided which can realize both good waterfastness of prints and high-quality recorded images on specialty recording media. The ink composition comprises a water-soluble colorant, such as an acid dye, a cationic water-solu... | 09/04/2007 |
| 7253216 | Microencapsulated pigment, production process therefor, and aqueous dispersion and ink jet recording ink using the pigment The present invention provides a microencapsulated pigment, wherein pigment particles having an anionic group on the surface are coated with a polymer comprising a repeating structural unit derived from a cationically polymerizable surface active agent and a repeati... | 08/07/2007 |
| 7250078 | Ink-jet ink and ink-jet recording method An ink for ink-jet recording containing: a colorant; and a solvent mixture containing water and solvent A which is not water, wherein solvent A has a surface tension of 25 to 40 mN/m at 25° C.; a viscosity of 1 to 50 mPs·s at 25° C.; and a vapor pressure of not m... | 07/31/2007 |
