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| Number | Title | Issue Date |
| 7441976 | Water-based ink composition for ballpoint pen and ballpoint pen comprising the same A water-based ink composition for ballpoint pen, which comprises at least a colorant, water, a shear-thinning tackifier and a thickening inhibitor, wherein a ratio (x) of a viscosity after evaporation of 40 wt % of water from the total ink amount to an initial ink v... | 10/28/2008 |
| 7364614 | Capillary-action, glitter markers and ink compositions for same The disclosure is generally related to writing instruments capable of making markings containing large diameter glitter pigment particles, and glitter ink compositions for the same. In one embodiment, the disclosure provides a capillary-action marker comprising a gl... | 04/29/2008 |
| 7361698 | Water-based pigment inks, image recording method, and image recording system A water-based pigment ink contains a pigment, a hydrophilic dispersant, an aqueous medium, an alkali agent for solubilizing the hydrophilic dispersant in the aqueous medium, and a hydrophilic compound having at least one structural unit of “hydrophobic molecular c... | 04/22/2008 |
| 7328989 | Water base ink set for ink-jet recording An ink set for ink-jet recording comprises a pigment ink and a dye ink containing a pigment and a dye as coloring agent, respectively. The pigment ink contains water, a water-soluble organic solvent, and a negatively charged pigment wherein potassium ion and sodium ... | 02/12/2008 |
| 7322767 | Water-based ink composition for ballpoint pen and water-based ballpoint pen A water-based ink composition for ballpoint pen which has a colorant, water, a water soluble organic solvent and, as a shear-thinning tackifier, a polysaccharide, wherein the polysaccharide exists in the ink as particles having an average particle size less than 5 Î... | 01/29/2008 |
| 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 |
| 7265158 | Non-metal aerogel materials and detectors, liquid and gas absorbing objects, and optical devices comprising same New aerogels are disclosed which comprise silica and at least one organic polymer having polar functional groups. Also disclosed are methods for making such aerogels and for making them as substantially transparent objects. In addition, gas detectors, liquid and gas... | 09/04/2007 |
| 7255731 | Use of particular polysaccharides as admixtures for mineral materials The subject of the present invention is the use of particular polysaccharides as admixtures for mineral materials, especially as admixtures for mineral binders. These polysaccharides have, characteristically: a weight-average molec... | 08/14/2007 |
| 7238261 | Photo-formed metal nanoparticles and aerogel materials comprising the same Transparent monolithic aerogels based on silica, the bioderived polymer chitosan, and coordinated ions are employed to serve as a three-dimensional scaffold decorated with metal ions such as Au, Pt and Pd ions. It has also been found that the metal aerogels, such as... | 07/03/2007 |
| 7199888 | Method for enhanced black in draft mode A method of improving black print quality in a color printer having at least one color ink and black ink includes determining a location on a substrate where a black pixel is to be printed, printing a droplet of color ink at the location, and printing a droplet of b... | 04/03/2007 |
| 7195666 | Polyuronic acid derivative and aqueous ink composition polyuronic acid derivative A self-dispersed pigment ink composition is provided which gives reliable printing performance and yields printed images that have excellent print quality and a dispersant which can realize the ink composition. New polyuronic acid derivatives, as a dispersant, accor... | 03/27/2007 |
| 7192474 | IR absorbing photosensitive optically variable ink compositions and process Water-soluble, photosensitive, optically variable (POV) inks exhibit improved OCR readability due to improved infrared absorption properties. The inks can produce images that can be viewed with both visible and ultraviolet light to have physically coincident positiv... | 03/20/2007 |
| 7173077 | Aqueous glittering ink composition An aqueous glittering ink composition whose viscosity ranges from about 1,000 to about 10,000 mPa·s, (measured by an ELD-type viscometer: 3° R 14 cone, 0.5 rpm, at the temperature of 20° C.) comprising a. aluminum powder pigment... | 02/06/2007 |
| 7172652 | Carbon black granules The present invention is directed to carbon black granules containing a sorbitan triester. In addition, a process for the production of these carbon black granules is described, in which a powdered carbon black or beaded carbon black is beaded with a sorbitan triest... | 02/06/2007 |
| 7166153 | Printing process with edible inks An edible ink with a viscosity of about 2000 to 16000 cp at 25° C. Certain embodiments relate to applying the edible ink to a substrate using a lithographic printing process. ... | 01/23/2007 |
| 7160375 | Aqueous glittering color material composition An aqueous glittering color material composition of the present invention is an aqueous glittering color material composition comprising a glittering pigment having a water repellent particle surface and it includes the following ingredients. The aqueous glittering ... | 01/09/2007 |
| 7135507 | Metallic ink and capillary marker An ink including an aqueous dispersion of a metallic pigment and a film-forming resin, optionally together with one or more of a pH-adjusting agent, a color agent, a linking agent, an anti-settling agent, and a preservative, is disclosed. A marking instrument, parti... | 11/14/2006 |
| 7037366 | Printing medium comprising aerogel materials New aerogels are disclosed which comprise silica, at least one organic polymer having polar functional groups, and at least one metal ion. Also disclosed are methods for making such aerogels. The present invention further concerns printable objects comprising these ... | 05/02/2006 |
| 7029525 | Optically variable water-based inks Optically variable water-based inks, methods of providing security information, and documents are provided. The optically variable water-based inks are suitable for flexographic printing processes, and the optically variable water-based inks display a viewing angle ... | 04/18/2006 |
| 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 |
| 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 |
| 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 |
| 6818047 | Ink for ball pen and ball pen In a ball pen which is formed to have an ink-consumption value per unit area of 0.64 to 1.6 mg/cm2, the water content is adjusted in the range from 30.0 to 80.0 wt %, the content of a volatilization-inhibiting substance in the range from 0.1 to 10.0 wt % ... | 11/16/2004 |
| 6790268 | Inks having high molecular weight polysaccharides The present invention is drawn to ink-jet ink compositions, methods, and systems for reducing satellite spotting around a printed image. Specifically, an aqueous ink-jet ink composition exhibiting a reduction in aerosol formation during printing, comprises an effect... | 09/14/2004 |
| 6776830 | Aqueous ink composition for use in an ink-jet printer It is an object of the present invention to provide a pigment dispersed aqueous ink composition for use in ink jet printing which gives reliable printing performance and yields rapidly drying printed images with levels of color bleed, which are equal to or better th... | 08/17/2004 |
| 6730154 | Polychromic ink composition depending on viewing angle A polychromic ink composition depending on viewing angle comprises 0.5 to 40% by weight of cholesteric liquid crystal polymer particles whose maximum particle diameter is 1 to 200 μm, 1.0 to 30.0% by weight of binder resins, 0.05 to 20% by weight of pigments with a... | 05/04/2004 |
| 6682588 | INK-JET INK, METHOD FOR ALLEVIATING KOGATION ON SURFACE OF HEATER OF INK-JET RECORDING HEAD, METHOD FOR INK-JET RECORDING, INK-JET RECORDING APPARATUS, RECORDING UNIT AND METHOD FOR PROLONGING INK-JET RECORDING HEAD LIFE An ink for ink-jet recording which comprises (a) a coloring material, (b) a liquid medium, and (c) an ammonium salt of an acid having a methyl or methylene group and a carboxylic group, or an ammonium aldonate, or an ammonium salt of citric acid, to allev... | 01/27/2004 |
| 6648953 | Ink composition for ink jet recording, process for the preparation thereof, and ink jet recording process using said ink composition The present invention provides an ink composition for an ink jet recording process, which exhibits excellent print quality with good water fastness and light fastness and without flying in deflected directions from the ink head or nozzle fill-in even afte... | 11/18/2003 |
| 6645280 | Jet ink composition for printing watermarks The present invention provides a jet ink composition suitable for printing watermarks on paper substrates. The jet ink composition comprises a solvent and a translucentizing agent. An example of a translucentizing agent is sucrose acetate isobutyrate. The... | 11/11/2003 |
| 6623553 | Printing process with edible inks An edible ink with a viscosity of about 2000 to about 16000 cp at 25° C.... | 09/23/2003 |
| 6616741 | Aqueous metallic ink composition An aqueous metallic ink composition comprising an aluminum powder pigment, a colorant, a polysaccharide, water, a water-soluble solvent and a material selected from a polyvinyl pyrrolidone, a polyethylene oxide or a compound thereof.... | 09/09/2003 |
| 6599352 | Water-based ink composition for writing instrument A water based ink composition for a writing instrument comprising at least a colorant, water and a liquid medium, wherein reduced maltooligosaccharide and/or reduced isomaltooligosaccharide are added in a proportion of 0.5 to 20% by weight based on the to... | 07/29/2003 |
| 6544323 | Aqueous ink composition with metallic glittering The present invention relates to an aqueous ink composition with metallic glittering, more particularly to an aqueous ink composition with metallic glittering having an excellent glittering appearance, three-dimensional effect, writing aptitude comprising... | 04/08/2003 |
| 6511534 | Ink, ink set, ink cartridge, printing unit, image printing apparatus, ink-jet printing method, and coloring material An ink is provided which is capable of giving higher density of the printed image and has improved color developability with the light fastness and image stability maintained, and suppressing occurrence of bleeding in color image formation. The ink contai... | 01/28/2003 |
| 6506240 | Ink for ink jet recording There is provided an ink composition which can realize good images, especially an ink composition which, when used in an ink jet recording method, can be stably ejected and can realize good image quality. The ink composition comprises: a colorant; water; ... | 01/14/2003 |
| 6497759 | Scratch ink composition and writing utensil containing the same The invention is directed to a scratch ink composition improved in erasability, hiding power and ease of use. The invention relates to a scratch ink composition comprising a flaky pigment having a particle size distribution (as determined with a laser dif... | 12/24/2002 |
| 6451099 | Water based ink composition for ball point pen Provided is a water based ink composition for a ball point pen comprising at least one selected from the group consisting of an alkylene oxide adduct of polyglycerin, an alkylene oxide adduct of glycerin and an alkylene oxide adduct of trimethylolpropane ... | 09/17/2002 |
| 6355734 | Resin-fortified sugar-based vinyl emulsion copolymers and methods of preparing the same A method of preparing a resin-fortified polymer emulsion is disclosed. In one embodiment, the method comprises polymerizing at least one monomer in the presence of a surfactant, an initiator, a resin and sugar-based vinyl monomer under emulsion polymeriza... | 03/12/2002 |
| 6325845 | Aqueous ink for ball point pens The present invention relates to an aqueous ink for ball point pens comprising a coloring pigment, a water-soluble organic solvent, water and a polysaccharide, wherein pigment particles of said coloring pigment gather and form a spotted agglomerate phase.... | 12/04/2001 |
| 6290978 | Derivatives of arabinogalactan and compositions including the same Derivatized Arabinogalactan can be utilized in a variety of compositions to impart functionality without imparting negative rheological affects when the amount of the derivatized Arabinogalactan is increased in the composition. This is particularly import... | 09/18/2001 |
