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| Number | Title | Issue Date |
| 7029109 | Ink, ink set, ink jet recording method, ink jet recording apparatus, recording unit and ink cartridge Provided is an ink which comprises an aqueous medium and a coloring material dispersed in the aqueous medium with a dispersant, where the coloring material is contained in an amount of at most 1% by weight with respect to the total weight of the ink, and the ratio (... | 04/18/2006 |
| 7025820 | Method for forming an aqueous carbon black dispersion A method for forming an aqueous carbon black dispersion including providing a reaction mixture including carbon black having a DBP uptake of greater than 90 cc/100 g of the carbon black, a monovalent ion persulfate, an aqueous medium, and, in some embodiments, a str... | 04/11/2006 |
| 7021754 | Ink-jet recording method The present invention relates to an ink-jet recording method including: jetting an active ray-hardenable ink from an ink-jet head onto a recording material; irradiating the jetted active ray-hardenable ink on the recording material with an active ray; and heating th... | 04/04/2006 |
| 7018452 | Ink set for ink jet recording, ink jet recording method and ink jet recording apparatus An ink set for ink jet recording including plural color inks including a black ink, the ink set including water, a water-soluble organic solvent and colorants. At least one of the color inks having a hue other than black is a specified color ink containing a compoun... | 03/28/2006 |
| 7018464 | Body pigment and process for preparing the same A body pigment with a good skin feel for cosmetics is provided which has an appropriate crumbling property and combines slipping property and adhesiveness without compromising oil absorption. The body pigment is comprised of a metal-containing compound and has a str... | 03/28/2006 |
| 7018459 | Ink set for ink-jet recording, ink-jet recording method and ink-jet recording apparatus The present invention is an ink set for ink-jet recording using at least two kinds of inks comprising a first ink containing at least a pigment, a water-soluble solvent and water, and a second ink containing at least a pigment, a coagulant, a water-soluble solvent a... | 03/28/2006 |
| 7018458 | Use of organofunctionally modified polysiloxanes containing phenyl derivatives as dispersants and wetting agents for fillers and pigments in aqueous pigment pastes and ink or paint formulations The invention relates to the use of organofunctionally modified polysiloxanes containing phenyl derivatives as dispersants for preparing aqueous pigment formulations, paints, coating materials, and coatings. For the purposes of this invention the term “polysiloxan... | 03/28/2006 |
| 7015259 | Clear ink composition, ink set, and method for producing inkjet record High-quality images that have excellent coloring properties and glossiness in the recorded images can be obtained by depositing a colorant-containing color ink composition and a clear ink composition containing water and cationic resin, but no colorant on a recordin... | 03/21/2006 |
| 7015257 | Photo-polymerizable ink-jet ink composition A photo-polymerizable ink-jet ink composition comprises a photo-polymerizable resin consisting of photo-polymerizable monomers, a photo-polymerization initiator, and a coloring material and is substantially free from a solvent. The photo-polymerizable monomers conta... | 03/21/2006 |
| 7011700 | Antibacterial colorant and ink composition comprising the same The present invention relates to an antibacterial colorant and a composition that includes the antibacterial colorant. The antibacterial colorant has at least one functional group and at least one antibacterial moiety bound thereto by an ester bond or an amide bond.... | 03/14/2006 |
| 7008475 | Water-based colorant preparations The invention relates to aqueous colorant preparations containing A) between 0.1 and 50 wt. % of at least one organic and/or inorganic pigment and/or at least one organic colorant. B) between 0.01 and 80 wt. % of at least one naphthol-oxyalkylate sulfopropyl ether, ... | 03/07/2006 |
| 7005461 | Aqueous ink, ink jet recording method, ink cartridge, recording unit, and ink jet recording apparatus The present invention relates to an aqueous ink, particularly an aqueous ink suitable for ink jet recording. The ink is an aqueous ink comprising a modified pigment having organic groups chemically attached to the surface of a particle of the pigment and an aqueous ... | 02/28/2006 |
| 7005003 | Inkjet inks having cyan, yellow, magenta, and/or black colorants and methods of using the same to produce black and white images A gray inkjet ink having a black colorant and at least one cyan, magenta, or yellow colorant. By adjusting the amount of cyan, magenta, or yellow colorant in the inkjet ink, a gray inkjet ink having a neutral, warm, cool, or sepia tone is produced. At least one gray... | 02/28/2006 |
| 7005002 | Branched, amorphous, polyester-based macropolyols of narrow molecular weight distribution Branched, amorphous, polyester-based macropolyols having a narrow molecular weight distribution and a process for making the macropolyol. ... | 02/28/2006 |
| 7002728 | Electrophoretic particles, and processes for the production thereof Copper chromite particles can advantageously be used as black particles in electrophoretic media and displays. Preferably, the copper chromite particles are coated with a silica coating and a polymer coating. ... | 02/21/2006 |
| 7001934 | Inkjet ink systems comprising a gelling agent Inkjet ink systems are disclosed which comprise a) a liquid vehicle, b) a colorant, and c) a gelling agent. The gelling agent may be incorporated either into the liquid vehicle, into a second jettable composition, or onto a substrate. The gelling agent may also be a... | 02/21/2006 |
| 6998436 | Ink for ink jet printing and method of using the ink An ink for ink jet printing systems, preferably for continuous jet systems, contains as primary components coloring agents, organic solvents, conductivity mediators, and at least two binding agents, wherein the first binding agent is a bonding agent, and the second ... | 02/14/2006 |
| 6997979 | Pigment-based inks for ink-jet printing A neutral gray or black ink and combinations thereof for ink-jet printing, comprising: an ink vehicle; carbon black; another colored pigment or pigments such as a combination of cyan and violet pigments; wherein the carbon black and colored pigments are associated w... | 02/14/2006 |
| 6994745 | Pigment dispersing resin This invention provides both a pigment dispersing resin which is a copolymer of: (A) polymerizable unsaturated monomer containing at least one kind of ionic functional group selected from the group consisting of tertiary amino grou... | 02/07/2006 |
| 6988795 | Inkjet ink and inkjet recording method The present invention relates to a kind of ink containing at least a pigment, first to third water-soluble solvent groups and water, wherein the first water-soluble solvent group contains one or more kind(s) water-soluble solvent having a solubility parameter SP | 01/24/2006 |
| 6979365 | Ink set An ink set comprising at least one anionic chromatic colored ink and at least one cationic chromatic colored ink; and a recording process comprising the step of printing with an ink set comprising at least one anionic chromatic colored ink and at least one cationic ... | 12/27/2005 |
| 6966943 | Ink set for ink-jet recording and ink-jet recording method An ink set for ink-jet recording includes two or more inks each of which contains water, a coloring agent, and a water-soluble organic solvent. The ink set is prepared so that a ratio (Vmin/Vmax) between a maximum permeation velocity Vmax of the ink and a minimum pe... | 11/22/2005 |
| 6964700 | Ink for use in ink jet recording and ink jet recording method utilizing the same An ink for use in ink jet recording which contains a dye and a pigment as colorants. The pigment is a self-dispersible pigment in which at least one anionic group is bonded directly or through another atomic group to a surface of the pigment, the dye is an anionic d... | 11/15/2005 |
| 6964702 | Ink set for inkjet printers An ink set for an inkjet printer comprises a first ink and at least one second ink. The first ink comprises at least one first colorant, a first media, and at least one first non-ionic surfactant. The first media comprises water. The at least one first non-ionic sur... | 11/15/2005 |
| 6960248 | Cyclic bisamides useful in formulating inks for phase-change printing Cyclic bisamides may be used to formulate inks for jet ink printing. The cyclic bisamide may be prepared from a cyclic diamine and acylic monocarboxylic acids. Conversely, the cyclic bisamide may be prepared from a cyclic diacid and acylic monoamines. The performanc... | 11/01/2005 |
| 6958090 | Pigmented inks for ink jet printers There is provided an aqueous ink jet ink composition suitable for use in continuous ink jet printers comprising: (a) a surface modified carbon black pigment; (b) at least one organic pigment; and (... | 10/25/2005 |
| 6946024 | Ink composition for inkjet recording, ink cartridge, and recording apparatus An ultraviolet absorber having an acidic group is further added to an ink composition for inkjet recording which contains a colorant, a humectant, water, and a water-soluble substance that is condensation-polymerized in the absence of the water. A radical trapping a... | 09/20/2005 |
| 6942723 | Water-base ink and ink set using the same This invention provides an water-base ink achieving high print quality on plain, recycled, and coated paper, glossiness on glossy paper, as well as well-balanced gas fastness, and an water-base ink set which exhibits low light source dependence with regard to the co... | 09/13/2005 |
| 6942724 | Modified organic colorants and dispersions, and methods for their preparation The present invention relates to methods of preparing modified organic colorant dispersions comprising the step of combining, in any order, i) an organic colorant; ii) an hydroxide reagent; and iii) an aqueous medium, to form a modified organic colorant dispersion. ... | 09/13/2005 |
| 6939400 | Ink, production method of the same materials for producing the same and printed matter with the same An ink comprises 100 parts by weight of an aluminum flake containing aluminum flakes of 0.5 μm or less, more preferably 0.3 μm or less, in thickness and 20 μm2 to 2,000 μm2 in flake area in a content of 75% or more, 3 to 200 parts by weight... | 09/06/2005 |
| 6936097 | Modified organic colorants and dispersions, and methods for their preparation The present invention relates to methods of preparing modified organic colorant dispersions comprising the step of combining, in any order, i) an organic colorant; ii) an hydroxide reagent; and iii) an aqueous medium, to form a modified organic colorant dispersion. ... | 08/30/2005 |
| 6936410 | Marking substrates A method of marking a substrate includes contacting the substrate with a composition and contacting the composition with energy sufficient to produce a change in the composition that can be detected optically. In some embodiments, the change produces a white mark. | 08/30/2005 |
| 6935732 | Reaction solution, set of reaction solution and ink, inkjet recording apparatus and image recording method A reaction solution that is used for image recording with an ink containing a coloring material in a dissolved or dispersed state to destabilize the dissolved or dispersed state of the coloring material in the ink in contact with the ink to provide high quality and ... | 08/30/2005 |
| 6932467 | Ink-jet recording method and apparatus Disclosed herein is an ink-jet recording method including using pigment inks of plural colors and ejecting the inks to form colored pixels on a recording medium to conduct recording, wherein with respect to at least one color of the plural colors, a thick pigment in... | 08/23/2005 |
| 6929686 | Ink composition for inkjet recording In an ink composition used for inkjet recording which contains a colorant, a humectant, water, and a water-soluble substance that begins to be condensation-polymerized as the water evaporates, a condensation-polymerization accelerating agent for accelerating the con... | 08/16/2005 |
| 6929689 | Ink for inkjet recording The present invention provides ink for inkjet recording containing ethylene glycol base ether and/or monovalent alkyl alcohol, a surfactant and a coloring agent, the ink showing the following characteristics when 2 μl of the ink is dropped on a piece of ordinary pa... | 08/16/2005 |
| 6929889 | Modified pigment products, dispersions thereof, and compositions comprising the same The present invention relates to modified pigment products comprising a pigment having attached at least one organic group represented by the formula —X-Sp-Alk, wherein X, which is directly attached to the pigment, represents an arylene, heteroarylene, or alkylene... | 08/16/2005 |
| 6926765 | Pseudoplastic water based ink for ball point pen A pseudoplastic water based ink for a ball-point pen comprising at least a colorant, water and an associative type viscosity control system, whereby the viscosity of the ink is comprised in a range from 20 to 40 mPa.s, when it is subjected to a shear rate of 1000 s | 08/09/2005 |
| 6926764 | Ink set, printed article, a method of printing and use of a colorant The invention relates to an ink set comprising a plurality of inks of a first and of a second group, having different colors. Inks of said first group comprise a visible colorant and an additional IR-absorbing compound (IR-taggant) which has an absorption peak at a ... | 08/09/2005 |
| 6924327 | Ink set, method of recording with the same, and print An ink set, exhibiting good ink permeability and fixation, capable of yielding high quality images with no roughness, or an ink set capable of yielding text and/or images of outstanding light resistance, is provided. The ink set of the present invention comprises a ... | 08/02/2005 |
