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| Number | Title | Issue Date |
| 7364611 | Fast drying coatings Novel, rapidly drying, low volatile organic compound (VOC), minimal dot gain coatings, (including lithographic ink and varnish systems) are herein described. These systems dry sufficiently rapidly, that their usage eliminates ink drying speed as the rate limiting fa... | 04/29/2008 |
| 7285320 | Preparation of images on a substrate surface utilizing an opaque coating composition that becomes transparent upon printing The present invention features processes and compositions for producing a metallic-looking image on a substrate having a reflective or luminescent surface. The process utilizes an opaque coating composition containing an opaque coating agent comprising a mixture of ... | 10/23/2007 |
| 7255433 | Multiple pass aqueous MICR inkjet ink printing The invention relates to a multiple pass printing process for generating MICR-readable indicia using a MICR ink-jet ink composition with a magnetic pigment loading less than that needed to generate the nominal signal level according to the ANSI standard with single ... | 08/14/2007 |
| 7214261 | Fatty acid esters based on branched fatty acids and their use as printing ink solvents Fatty acid esters of which the fatty acid constituents are fatty acids containing a total of 12 to 22 carbon atoms and of which the alcohol constituents are saturated and/or mono- or polyolefinically unsaturated monoalcohols containing a total of 1 to 22 carbon atom... | 05/08/2007 |
| 7172648 | Oil-base ballpoint ink composition and oily ballpoint pens A ballpoint ink composition capable of preventing a blobbing phenomenon by controlling the volatility of the ink solvent to prevent extreme drying on the ball surface and control the internal cohesion of the ink is provided, which is an oil-based ballpoint ink compo... | 02/06/2007 |
| 7022172 | Non-aqueous ink composition A non-aqueous ink composition includes pigment, solvent and dispersant. The dispersant has an ester structure and the solvent contains not smaller than 60% by weight polar organic solvent. The polar organic solvent contains not smaller than 10% by weight ester solve... | 04/04/2006 |
| 6899756 | Drier for printing ink and printing ink containing drier A drier for oxidative polymerization-drying printing ink is provided, which does not contain cobalt capable of exerting an adverse influence on the environment and health and which is environmentally friendly. A printing ink containing the drier is also provided. Th... | 05/31/2005 |
| 6773496 | Phase change ink composition An ink suitable for application to a heat resistant substrate and firing to fuse the ink to the substrate, the ink being in a form for ink jet printing and including a carrier material; a pigment; a fusible vitreous agent including particles of less than 10 microns ... | 08/10/2004 |
| 6764541 | Colorant compositions Disclosed is a colorant composition of the formula wherein R is an alkyl group, an aryl group, an arylalkyl group, or an alkylaryl group, and wherein R can be joined to the phenyl moiety to form a ring, R′ is an aromat... | 07/20/2004 |
| 6746527 | Aqueous magnetic ink character recognition ink-jet ink composition containing a combination of special surfactants An aqueous ink-jet ink composition for MICR applications is provided comprising a metal oxide pre-dispersion combined with an aqueous ink-jet ink composition, wherein the metal oxide pre-dispersion contains metal oxide pigment or particles of a very small particle s... | 06/08/2004 |
| 6726759 | Aqueous magnetic ink character recognition ink-jet ink composition An aqueous ink-jet ink composition for MICR applications is provided comprising a metal oxide pre-dispersion combined with an aqueous ink-jet ink composition, wherein the metal oxide pre-dispersion contains metal oxide pigment or particles of a very small particle s... | 04/27/2004 |
| 6645282 | Phase change gravure inks and methods of printing with same A hot melt ink composition containing a an alkylene distearate which improves the color strength of the ink and is formed as a reaction product of a C4 -C8 diol and at least one acid selected from the group consisting of a C16 | 11/11/2003 |
| 6613135 | Pseudo-plastic water based ink for ballpoint pen A pseudo-plastic water based ink for a ballpoint pen comprising a colorant, water and 1 to 40% by weight of a polyglycerin fatty acid ester represented by the following Formula (I) and containing no water-soluble organic solvent: ##STR1## wherein R | 09/02/2003 |
| 6605142 | Chemical composition for ink An ink comprising: a) an aqueous medium; b) colorant; and c) a compound of Formula (1); M[X]n (1) wherein: M is a copper, nickel, cobalt or manganese cation; X is a carboxylic acid anion comprising at least four carbon atoms; and n is from 1 to 2 inclusive.... | 08/12/2003 |
| 6599947 | Dispersants A dispersant of formula 1 ##STR1## wherein R is hydrogen or a polymerisation termination group; Z is an acidic or basic group or a moiety containing either an acidic or basic group; A is C3-7 alkylene optionally substituted by alkyl; Gly is ... | 07/29/2003 |
| 6596519 | Paint or ink composition The present invention provides a modifying agent for resins for paints or resins for inks, containing fatty acids obtained by the enzymatic decomposition of vegetable oils or fats, the resins for paints or resins for inks modified with the modifying agent... | 07/22/2003 |
| 6547870 | Pigment preparation The invention relates to a non-dusting, homogeneous pigment preparation, comprising ࣙ40% by weight of one or more effect pigments, 0.5-60% by weight of a polyalkylene glycol and/or one or more polyalkylene glycol derivatives, 0-10% by weight of a redispersin... | 04/15/2003 |
| 6544327 | Pigment preparation The invention relates to a non-dusting homogeneous pigment preparation which is notable in that it comprises at least 40% by weight of one or more effect pigments, from 0.5 to 60% by weight of an aldehyde resin and/or ketonic resin and from 0.1 to 10% by ... | 04/08/2003 |
| 6471759 | Water based ink composition for writing instrument A water based ink composition for a writing instrument containing a lecithin derivative and further containing a colorant, a perfume and water, which is less liable to cause feathering of the lines and in which a perfume is dispersed and retained in an aq... | 10/29/2002 |
| 6423127 | Pseudo-plastic water base ink for ball point pen A pseudo-plastic water based ink for a ball point pen which causes less scattering in a viscosity depending on a production lot and has good stability with the passage of time whatever coloring materials are used and which provides a good writing feeling ... | 07/23/2002 |
| 6224661 | Semi-solid pigmented ink for marking porous media A semi-solid ink composition for marking porous media is described. The ink composition can provide large dot size, low smear, fast drying, and sharp edge definition images when printed on a porous medium, such as a corrugated container. The semi-solid in... | 05/01/2001 |
| 6190444 | Emulsion ink for stencil printing Provided is a water-in-oil (W/O) emulsion ink for stencil printing which is less in change of viscosity with time and can give always stable prints. The emulsion ink contains a resinous component having a free carboxylic acid group or a higher fatty acid ... | 02/20/2001 |
| 6176914 | Aromatic compound-free solvent for printing inks Aromatic compound-free solvent for printing inks, consisting of a solvent mixture characterised in that is contains (a) 80-99% by weight aromatic compound-free mineral oil; (b) 1 to 20% by weight of an ester of a C8 -C2 fatty acid wi... | 01/23/2001 |
| 6132665 | Compositions and methods for selective deposition modeling Phase change compositions that are solid at ambient temperature and liquid at an elevated temperature above ambient temperature are disclosed for advantageous use in selective deposition modeling methods for building three-dimensional objects. A phase cha... | 10/17/2000 |
| 6077338 | Printing ink Pigmented ink formulations of different colors, for use in ink jet printers, are optimized with respect to print quality, by the choice of pigments, by controlling the physical characteristics of each pigment dispersion, and by following a particular sequ... | 06/20/2000 |
| 6007612 | Pigment compositions The present invention provides the use of a resinated pigment in which from 10 to 100% of the resinated proportion of the product is a resin ester, as colourant in a lithographic printing ink.... | 12/28/1999 |
| 5980624 | Oil base ink composition Provided is an oil base ink composition usable for a stamp ink which has an excellent drying property of the print seal put on a hard-absorbing seal face and a performance for distinctly sealing and in which a sealing performance thereof is not reduced ev... | 11/09/1999 |
| 5919292 | Fingerprint ink A fingerprint ink is formulated from a solvent carrier and a low structure carbon dispersion. Carbon particles with an agglomerate size of less than 100 millimicrons are dispersed in a hydrocarbon soluble oleo resin to form the low structure carbon disper... | 07/06/1999 |
| 5916358 | Ink compositions containing surfactant sols comprising mixtures of solid surfactants The invention is related to an aqueous ink composition comprising water, a coloring agent, and solid surfactant particles wherein said solid particles comprise a mixture of at least two surfactants with very low water solubility and with melting points be... | 06/29/1999 |
| 5897694 | Methods for improving the adhesion and/or colorfastness of ink jet inks with respect to substrates applied thereto, and compositions useful therefor In accordance with the present invention, it has been discovered that the adhesion properties and/or colorfastness of ink jet formulations when applied to a variety of substrates can be improved by adding a specific class of additives thereto. Invention f... | 04/27/1999 |
| 5882388 | Water resistant ink jet recording media topcoats Coating compositions for making ink jet recording media are disclosed which comprise a mixture of a binder composition comprising a non-cationic water-insoluble binder resin having a surface energy greater than 40 dyn/cm dissolved or dispersed in an alcoh... | 03/16/1999 |
| 5863319 | Thermally stable hot melt ink A thermally stable ink for use in ink jet printing contains an ester amide resin, a tackifying resin, and a colorant.... | 01/26/1999 |
| 5849066 | Ink jet fluid composition and ink jet printing using same Provided is an ink jet fluid composition which comprises a liquid carrier medium and one or more chromium complexes of organic acids. Upon ink jet printing on a printing medium and subsequent exposure to an energy source, a durable and water-insoluble lay... | 12/15/1998 |
| 5837044 | Ink jet inks containing polyethylene fatty ether additives A liqiud ink jet ink comprising a carrier, a pigment, a dispersant and a polyoxyethylene fatty ether additive.... | 11/17/1998 |
| 5817169 | Oxazoline hot melt ink compositions An ink composition comprised of a colorant and a vehicle component, and which vehicle component is comprised of the condensation product of an organic acid and an amino alcohol.... | 10/06/1998 |
| 5800600 | Solid ink jet ink A solid ink jet ink composition which is suitable for hot melt applications having a carrier having an electrical resistivity of at least 108 Ohm.cm, insoluble marking particles and a particle charging agent dispersed in it. The marking particl... | 09/01/1998 |
| 5795376 | Coated pigment and colorant composition A coated pigment highly surface-modified with a substantially water-insoluble organic surface modifier, produced by preparing a mixture of water and a substantially water-insoluble organic surface modifier, pressurizing the mixture, introducing the mixtur... | 08/18/1998 |
| 5772746 | Ink jet recording liquid The present invention relates to an ink jet recording liquid obtained by dispersing a pigment in an aqueous medium, said aqueous medium comprising glycerol and 1,3-propanediol. The ink jet recording liquid of the present invention is capable of sustaining... | 06/30/1998 |
| 5762694 | Ink composition for marking pen An ink composition according to the present invention includes (1) a leafing type fine metal powder having a median particle size of from about 4 μm to about 11 μm, the powder being present in an amount, relative to the total amount of the ink compositi... | 06/09/1998 |
| 5755861 | Ink composition, process for its preparation, and ink-jet recording process In an ink composition comprising a water-soluble dye or a pigment, dissolved or dispersed in an aqueous medium, the ink composition fulfills at least one of the following conditions 1 to 6 in respect of the concentration of metals contained therein: Condi... | 05/26/1998 |
