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| Number | Title | Issue Date |
| 8137449 | Inkjet ink An inkjet ink is provided, which is hardly wettable to the surface of nozzle plates, and thus is stably ejected and is prevented from staining images. The inkjet ink is an oil-based inkjet ink which contains at least a pigment, a pigment-dispersing agent and a solve... | 03/20/2012 |
| 7837777 | Metallic pigment composition and UV metallic ink composition or UV metallic coating composition using the same The invention provides a metallic pigment composition capable of preventing gelation of a UV metallic ink or a UV metallic coating material containing an ultraviolet-curable resin and providing good metallic effect and the stability with lapse of time and a UV metal... | 11/23/2010 |
| 7833336 | Pigmented inkjet ink comprising a bleed control agent The present invention provides an ink for inkjet printing, comprising an aqueous vehicle, a pigment colorant and an effective amount of 3-butoxypropylamine as a bleed control agent. The ink exhibits reduced intercolor bleed when printed, for example, on plain paper.... | 11/16/2010 |
| 7828888 | Inkjet-recording non-aqueous ink composition, inkjet recording method, and recorded matter An inkjet-recording non-aqueous ink composition including a metallic pigment, an organic solvent, and a cellulose acetate butyrate resin having a butyl content of 16.5 to 48%. ... | 11/09/2010 |
| 7806973 | Compositions for imparting images on fibrous structures A composition suitable for printing onto a fibrous structures and/or absorbent paper products is disclosed. The composition is provided with an ink composition and a silicone composition. The ink composition contains from about 0% to about 50% pigment, from about 0%... | 10/05/2010 |
| 7731789 | Ink composition and ink jet recording method using the same An ink composition containing an aprotic polar solvent, a thermoplastic resin, a pigment, a cyclic amide, a surfactant, and water and is printable on a recording surface that is a plastic film. The ink composition is capable of forming a record, having high weather ... | 06/08/2010 |
| 7704312 | Non-aqueous pigment dispersions containing specific dispersion synergists A non-aqueous pigment dispersion includes a color pigment, a polymeric dispersant, and a dispersion synergist in a dispersion medium wherein the dispersion synergist is represented by Formula (I): wherein AR1 and... | 04/27/2010 |
| 7503969 | Inkjet ink The present invention pertains to an inkjet ink with a self-dispersing pigment colorant and an aqueous vehicle comprising (a) 1,3-dimethyl urea and/or 1,1,3,3-tetramethyl urea and (b) diethylene glycol and/or triethylene glycol. The ink exhibits good print reliabili... | 03/17/2009 |
| 7442723 | Inkjet ink, ink set and method of printing This invention pertains to an inkjet ink comprising a polyazetidinium groups-containing component, various ink sets comprising this ink, including one ink set with at least one co-reactive ink, and a method of printing with the ink and ink sets. When the inks are pr... | 10/28/2008 |
| 7429292 | Water washable lithographic printing ink Disclosed is a water washable ink for offset lithographic newspaper printing containing: a modified soybean oil-based resin; a pigment; and an acid neutralization agent, wherein the water washable offset lithographic newspaper printing ink does not contain any of th... | 09/30/2008 |
| 7427320 | Ink compositions containing ethylene glycol monobutyl ether An ink composition comprising: a) 5 to 30 parts ethylene glycol mono butyl ether; b) 0 to 40 parts diethylene glycol mono butyl ether and/or triethylene glycol mono butyl ether; c) 0.1 to 20 parts ... | 09/23/2008 |
| 7407540 | Coloring liquid, ink tank, recording unit, recording apparatus and recording method A coloring liquid can form an image showing a high color developability and a high vividness as well as an excellent water fastness when used as recording material with a recording technique such as ink-jet printing. An ink tank, a recording unit, a recording appara... | 08/05/2008 |
| 7407544 | Polymeric dispersants based on addition of amines to dialkylsuccinyl succinate or its derivatives Dispersants for pigments as well as dispersions of pigments containing them, and compositions such as inks and coatings containing them are described. The dispersants are the reaction product of a dialkylsuccinyl succinate and an amine. ... | 08/05/2008 |
| 7396398 | Ink composition An ink composition is provided including an amide compound represented by formula I, a coloring agent and a solvent. The amide compound and the polyhydric alcohol in the ink composition decrease the mobility of coloring agents and increase the adhesion to media, the... | 07/08/2008 |
| 7393396 | Process for producing homogeneous and storage-stable pastes, inks and paints using ionic liquids as dispersing additives The invention provides a process for producing homogeneous and storage-stable pastes, inks, paints, coverings, coatings and coating materials which comprises using ionic liquids as dispersing additives. ... | 07/01/2008 |
| 7393403 | Process for preparing self-dispersible coloring agent using lewis acids and ink composition comprising the coloring agent A self-dispersible coloring agent represented by formula (II) below is prepared by incorporating a hydrophilic group into a coloring agent through a reaction of a hydrophilic group-containing halide represented by formula (I) below and the coloring agent in the pres... | 07/01/2008 |
| 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 |
| 7384464 | Ink jet and recording material The present invention relates to an ink-jet ink, an ink-jet recording material or an ink-jet system containing at least one water-soluble hindered amine compound of the general formula (I): wherein G1 and G2... | 06/10/2008 |
| 7381760 | Pigment dispersion and use thereof The invention relates to a pigment dispersion comprising: a condensate of or a salt between a polyallylamine and a polyester having a free carboxylic acid or the salt; a pigment derivative represented by the following general formula (1); a pigment; and an organic s... | 06/03/2008 |
| 7377972 | Cosolvents in printing fluids An aqueous printing fluid, comprising a cosolvent, the cosolvent or mixture of compounds comprising at least one inner salt compound having a sp3-hybridized nitrogen cation and an associated anionic charge either isolated on an N-substituted oxygen anion ... | 05/27/2008 |
| 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 |
| 7374608 | Ink for ink jet recording, ink jet recording method, ink cartridge and ink jet recording apparatus An ink for ink jet recording which is used for an ink jet printer in which at least a portion of a member being in contact with the ink is formed by any one of a borosilicate glass, a soda lime glass, a photosensitive glass, single crystal silicon, polysilicon, a si... | 05/20/2008 |
| 7368007 | Ink-jet recording ink, image forming method, ink-jet recording apparatus and imaged article An ink-jet recording ink contains at least a colorant, a moisturizer, water and a water-soluble substance capable of undergoing polycondensation along with vaporization of the water, in which the colorant is a chelate azo dye. ... | 05/06/2008 |
| 7368487 | Aqueous ink jet printable compositions Ink jet printable compositions comprise an aqueous vehicle, particles of a self-crosslinking polymer, and optional colorant. In one embodiment, an ink jet printable ink may comprise an aqueous vehicle, a colorant, and a silyl-terminated sulfopoly(ester-urethane) pol... | 05/06/2008 |
| 7368082 | Formulation of spotting solution to achieve uniform spot size and morphology and for nondestructive quality control of assay articles This invention relates to spotting solutions for the production of assay articles with uniform spot size and morphology for the detection of biopolymers, comprising N-lauroyl sarcosine in a buffered solution. Optionally the spotting solution may further comprise a f... | 05/06/2008 |
| 7351278 | Additive for high optical density inkjet ink This invention pertains to an aqueous inkjet ink with a certain chelator additive, inkjet ink sets based on this aqueous inkjet ink, and to a method of printing with these inks and ink sets, whereby optical density (OD) of a printed image is increased. The chelator ... | 04/01/2008 |
| 7347892 | Phase change inks containing modified pigment particles Disclosed is a phase change ink composition comprising (a) an ink carrier comprising (1) a polyalkylene wax and (2) a component selected from the group consisting of (A) amides, (B) esters, (C) ester-amides, (D) urethanes, (E) ureas, (F) urethane-ureas, and (G) mixt... | 03/25/2008 |
| 7341626 | Pigment compositions consisting of organic and inorganic pigments A pigment composition containing one or more, organic yellow pigments selected from the group C.I. Pigment Yellow (213), Pigment Yellow (214) and disazo pigment of the formula (I) and containing one or more inorganic pigmen... | 03/11/2008 |
| 7341337 | Ink jet recording apparatus and ink jet head An ink jet recording apparatus in which a filter unit to filter ink with a filter having a pore size of 2.2 to 5.8 μm is provided in an ink supply channel to supply the ink to an ink jet head. The ink flowing through the ink supply channel is quickly filtered by th... | 03/11/2008 |
| 7335249 | Water base ink set for ink-jet recording A water base ink set for ink-jet recording includes a black ink containing a negatively charged self-dispersing black pigment and a water-soluble polyvalent alcohol alkyl ether; and a yellow ink containing a water-soluble anionic yellow dye in which a number of coun... | 02/26/2008 |
| 7314510 | Ink jet liquid composition and ink jet recording method The present invention provides an ink jet liquid composition including chitosan and a non-volatile organic acid. The non-volatile organic acid preferably has two or more carboxyl groups and a cyclic structure other than an aromatic ring. Further, the invention provi... | 01/01/2008 |
| 7311767 | Processes for preparing phase change inks Processes for preparing phase change inks comprising admixing (a) a phase change ink carrier; (b) a colorant of the formula or mixtures thereof, wherein M1, z, A1, R1, R2 | 12/25/2007 |
| 7311769 | Pigment compositions consisting of a yellow disazo pigment and an organic pigment A pigment composition containing a disazo pigment of formula (I) and at least one pigment from the group of organic orange, red and violet pigments ... | 12/25/2007 |
| 7309388 | Jet ink composition for low surface energy substrates Disclosed are jet ink compositions suitable for printing on substrates such as plastics and oil contaminated metals messages having excellent adhesion, for example, scratch resistance. The jet ink composition comprises one or more organic solvents, a rosin resin, an... | 12/18/2007 |
| 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 |
| 7303615 | Colorant material, and water dispersion, ink, ink tank, recording unit, recording apparatus and recording method using the same There is provided a colorant material comprising a compound represented by at least one of the following general formulas (1) and (2) as a first colorant compound and at least one of a water insoluble triphenylmethane compound and a water insoluble xanthene compound... | 12/04/2007 |
| 7304099 | Preparation of improved inks for inkjet printers The invention relates to an improved system for inkjet printing which results in images with increased permanence as measured by transfer of color from the image when the image is subjected to mechanical and/or chemical abrasion. The invention provides a fusible mat... | 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 |
| 7300511 | Low viscosity, highly pigmented oil based dispersions exhibiting a low relative interfacial tension drop Pigment dispersions that when used in printing ink having a relative interfacial tension drop of less than 1.5, and offering an ink viscosity of less than 150 Pa.s, and containing at least 45 wt. % pigment. ... | 11/27/2007 |
| 7301025 | Colorant compounds Compounds of the formula wherein M is either (1) a metal ion having a positive charge of +p wherein p is an integer which is at least 2, said metal ion being capable of forming a compound with at least two chromo... | 11/27/2007 |
