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| Number | Title | Issue Date |
| 7393398 | Oil-based inks for inkjet printers An oil-based ink for piezoelectric inkjet printers contains a binder resin, a pigment and a solvent. The solvent contains a cyclic ester and a compound represented by the following formula (1): wherein X1 represe... | 07/01/2008 |
| 7393400 | Non-aqueous ink composition for ink jet Disclosed is a non-aqueous ink composition for ink jet, comprising a pigment, a dispersant, and a non-aqueous solvent. At least 50% by weight of the entire non-aqueous solvent is an ester series solvent having 24 to 36 carbon atoms. ... | 07/01/2008 |
| 7364612 | Printing ink, and decorated sheet obtained using the same The invention provides a printing ink for printing on a decorated sheet for application to integral molding of synthetic resin, which is less capable of curling the decorated sheet and less susceptible to run during molding. The printing ink comprises a compound hav... | 04/29/2008 |
| 7291209 | Ink for silk-screen printing and corresponding printing technique The present invention relates to inks for silk-screen printing technique, as well as the corresponding printing technique, designed to bestow upon the reproduction obtained by means of the use of said inks on an appropriate substrate, preferably of a paper type, a p... | 11/06/2007 |
| 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 |
| 7125447 | Oil-based ink composition for ink-jet recording An oil-based ink composition for ink jet recording of the present invention contains a colorant and at least 50% by weight of a mixed solvent made by mixing from 0.02 to 4 parts by weight of a lactone-type solvent with 1 part by weight of polyoxyethylene glycol dial... | 10/24/2006 |
| 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 |
| 6709503 | Waterbased heatset offset ink compositions A waterbased heatset offset lithographic ink comprising water, polyamide resins or fumarated rosin resins, hydroxyethylethylene urea, a modified linseed oil, a dibutylated benzoguanamine, a pigment and p-toluene sulfonic acid. ... | 03/23/2004 |
| 6663701 | Emulsion ink for stencil printing and its use An emulsion ink for stencil printing comprises 20 to 50 wt. % of an oil phase and 50 to 80 wt. % of a water phase, and contains at least one kind of a vegetable oil with an iodine number ranging from 110 to 150 in the oil phase at least in an amount indic... | 12/16/2003 |
| 6626985 | Matte ink composition and method of use A matte ink composition and method for using the composition to produce a superior matte-gloss contrast finish. The matte ink composition comprises (1) an oleoresinous component, (2) a matte agent to impart a matte finish, (3) a cobalt catalyst to acceler... | 09/30/2003 |
| 6450719 | Ballpoint pen ink, pen, and refill A suspension of a pigment in a grease is used as a ballpoint penink.... | 09/17/2002 |
| 6444021 | Water washable lithographic newspaper printing ink A water washable lithographic newspaper ink comprising: a modified soybean oil based resin; pigment; an acid neutralizing agent; and a humectant. In addition, the ink according to the present invention may also comprise water, and a rewetting agent, prefe... | 09/03/2002 |
| 6418852 | Vegetable oil-based printing ink and method for producing same Vegetable oil-based printing inks having at least about 20 poises are formulated by admixing a vegetable oil-based printing ink vehicle having an effective amount of polymerized vegetable oil and an effective amount of unpolymerized vegetable oil sufficie... | 07/16/2002 |
| 6299674 | Fingerprint developing agent and method for developing fingerprints A fingerprint detecting agent and a fingerprint detecting method using the agent, which can be used to detect latent fingerprints being in a wet condition, the fingerprint detecting agent includes a fixer containing silicone series compound, fluoride seri... | 10/09/2001 |
| 6245136 | Matte ink composition and method of use A matte ink composition and method for using the composition to produce a superior matte-gloss contrast finish. The matte ink composition comprises (1) an oleoresinous component, (2) a matte agent to impart a matte finish, (3) a cobalt catalyst to acceler... | 06/12/2001 |
| 6168656 | Pigmented inkjet ink with improved anti-wetting properties Description of an inkjet ink for application in inkjet printers, comprising (a) a solvent, which contains at least 80% of a homopolar, non-watery solvent, (c) one or several phospholipides. In such inkjet inks, the phospholipides have a stabilizing effect... | 01/02/2001 |
| 6166100 | Cationically polymerizable pigmented composition A cationically polymerizable pigmented composition comprising (A) a cationically polymerizable binder component containing at least one resin or compound selected from the group consisting of (A-1) a cationically polymerizable acrylic resin consisting of ... | 12/26/2000 |
| 6117225 | Method of preparation of inks A process of producing a non-conductive ink formed from colorant particles and a non-conductive carrier liquid where the colorant particles are inherently of a low electrical resistivity. The process includes the steps of applying to the surface of the co... | 09/12/2000 |
| 6039797 | Washable marking composition The present invention provides a washable marking composition, e.g., a crayon composition, comprising an alkoxylated fatty acid, a fatty alcohol, and a pigment. The marking composition preferably further includes a filler. An example of a preferred alkoxy... | 03/21/2000 |
| 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 |
| 5977211 | Ball point pen filled with erasable ink A ball point pen filled with an erasable ink which comprises a resin or rubber having a filming temperature of 0° C. or lower or a glass transition temperature of 0° C. or lower, pigment particles and water. The erasability and the writing feeling are i... | 11/02/1999 |
| 5964929 | Process for the production of ink concentrates A process for the preparation of an ink concentrate which comprises (a) milling a crude metal phthalocyanine to reduce the particle size thereof, thereby forming a modified crude metal phthalocyanine and (b) kneading a mixture of the modified crude metal phthalocya... | 10/12/1999 |
| 5964931 | Correction fluid marker and formulation for fluid A correction fluid that prevents clogging of the delivery nib of a correction fluid marker separates into liquid and solid phases while not in use, thereby allowing the liquid phase to transport lubricants and anti-oxidants into the nib between uses to re... | 10/12/1999 |
| 5919838 | Method for preparing ink concentrates Methods for preparing an ink concentrate are disclosed. To prepare the ink concentrate, a varnish that includes at least one dispersing polymer is added to the pigment particles, such as an aqueous slurry or an organic-solvent-treated aqueous slurry of th... | 07/06/1999 |
| 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 |
| 5911816 | Liposomal ink compositions with water-insoluble dyes and pigments Ink compositions comprising liposome vesicles with water-insoluble dye or pigment contained therein are described. The vesicles may be unilamellar or multilamellar and may be made using standard liposome forming materials such as phospholipids or tocopher... | 06/15/1999 |
| 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 |
| 5788752 | Vegetable oil-based printing ink and method for producing same Vegetable oil-based printing inks having at least about 20 poises are formulated by admixing a vegetable oil-based printing ink vehicle having an effective amount of polymerized vegetable oil and an effective amount of unpolymerized vegetable oil sufficie... | 08/04/1998 |
| 5753015 | Soybean oil marking compositions and methods of making the same The present invention is directed to a crayon marking composition comprising a fully hydrogenated soybean oil, a partially hydrogenated soybean oil, a fatty acid, a binder and a colorant, and methods of making the same.... | 05/19/1998 |
| 5704968 | Stamp ink and stamp ink impregnation pad for stencil printing A stamp ink, for stencil printing, is made from a coloring-agent mixed in a vehicle made from resin and oil-based solvent. The stamp ink has a viscosity in a range from 20 to 250 poises at a shear rate of 20/sec under temperature of 25° C. and has a thix... | 01/06/1998 |
| 5569701 | Soybean oil-based intaglio ink and method for making same Disclosed is an intaglio ink comprising a varnish comprising an alkyd-modified soybean oil and method for producing same. Preferably, the alkyd-modified soybean oil is made by combining soybean oil, pentaerythritol and trimellitic anhydride at elevated te... | 10/29/1996 |
| 5554217 | Stir-in organic pigments Disclosed is a process for coloring high-molecular-weight coatings and ink systems which comprises uniformly dispersing an effective pigmenting amount of a stir-in pigment in the coating or ink system; wherein the stir-in pigment is an organic pigment cru... | 09/10/1996 |
| 5552467 | Vegetable oil based thermosetting lithographic ink system Rapid thermosetting, low VOC web offset lithographic inks are prepared in the instant invention from solid resin, drying oil alkyds, bodied drying oil, vegetable oil, fatty acids, multifunctional unsaturated polyester, reducing agents and transition metal... | 09/03/1996 |
| 5543219 | Encapsulated magnetic particles pigments and carbon black, compositions and methods related thereto Encapsulated particles, such as magnetic particles, colored pigments, or carbon black, with high chemical affinity for ink vehicles. The encapsulated particles of this invention are suitable for printing inks, as well as for magnetic recording systems, su... | 08/06/1996 |
| 5453121 | Liquid ink jet ink An ink jet ink composition comprising a liquid having an electrical resistance of at least 109 Ohm.cm, insoluble marking particles in a range of from 0.5% to 30% by weight and a particle charging agent in a range of from 0.05 to 5% by weight, w... | 09/26/1995 |
| 5417749 | Microemulsion printing ink A printing ink useful for "waterless" printing processes comprising a water-in-oil microemulsion wherein the water phase is present in an amount of about 5 to 20 wt. %, based on the weight of the ink. The water phase contains about 0.5 to 3 wt. %, based o... | 05/23/1995 |
| 5389130 | Printing ink emulsion having reduced VOC An ink composition for Gravure printing is provided wherein the vehicle is a water-in-oil emulsion of a water immiscible organic phase and an aqueous phase, in the range of 9:1 to 1:1, thereby significantly reducing VOC emissions, with no detrimental effe... | 02/14/1995 |
| 5382282 | Ink composition and method of making, using and recovering such composition An ink composition incorporating a water reducible resin which is water insoluble under certain conditions and selectively water washable under certain other conditions. The method aspect of the present invention relates to a method of making, using and r... | 01/17/1995 |
| 5350446 | Hot melt impulse ink jet ink with dispersed solid pigment in a hot melt vehicle A novel hot melt ink jet ink is disclosed for use in an impulse ink jet apparatus. The disclosed ink comprises a dispersed solid pigment which is formulated in a wax, or high molecular weight fatty acid or alcohol vehicle to form a hot melt ink which is s... | 09/27/1994 |
| 5348989 | Ink volatilization preventing composition for aqueous ball point pen The present invention provides an ink volatilization preventing composition for an aqueous ball point pen which is to be put onto the upper surface of an aqueous ink having a viscosity of from 10-3 to 2 Pa sec (25° C.) in an ink tank of the aq... | 09/20/1994 |
