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| Number | Title | Issue Date |
| 8038734 | Methods for forming dyed microspheres and populations of dyed microspheres Various methods for forming dyed microspheres are provided. One method includes activating a chemical structure coupled to a dye using heat or light to form a reaction intermediate in the presence of a microsphere. The reaction intermediate covalently attaches to a ... | 10/18/2011 |
| 8002851 | Thermochromic ink and coating compositions A thermochromic ink composition comprises at least one thermochromic optical-state change material, at least one thermally responsive pH modifier, and at least one base and at least one binder material. The quantity of the thermally responsive pH modifier is less th... | 08/23/2011 |
| 7678160 | Colorant for foliage of humic and/or fulvic acid, and dye The invention relates to a colorant composition comprising humic acid and/or fulvic acid and a water soluble dye. The invention in particular relates to a colorant composition and method for imparting color to turf grass. ... | 03/16/2010 |
| 7611547 | Airbag dyeing compositions and processes A process for dyeing a thermoplastic elastomeric substrate comprising immersing the substrate into a dye system comprising at least one metal complex dye and a solvent system comprising water and an organic solvent. The organic solvent may be soluble, partially misc... | 11/03/2009 |
| 7431743 | Colorant for foliage of humic and/or fulvic acid, and dye The invention relates to a colorant composition comprising humic acid and/or fulvic acid and a water soluble dye. The invention in particular relates to a colorant composition to be used for turf. ... | 10/07/2008 |
| 7387646 | Method of protecting organic material from light The present invention relates to a method of protecting organic material, especially from the pharmaceutical, food and nutrition sectors, from light, which method comprises applying to or incorporating in a carrier material a combination of the dye of formula (1) th... | 06/17/2008 |
| 7329315 | Copper phthalocyanine blue pigment composition and water borne dispersion thereof Phthalocyanine blue pigments and pigment dispersions for water-borne inks and coatings are described. The pigments are produced by dry milling phthalocyanine blue and a polymeric dispersant, optionally with inorganic fillers and other additives, to obtain a material... | 02/12/2008 |
| 7320826 | Photochromic articles with reduced temperature dependency and methods for preparation Described are photochromic articles that include a substrate, a temperature dependent reducing amount of at least one organic photochromic material (b) that changes from more absorbing to less absorbing of radiation in its activating spectral absorbance as the tempe... | 01/22/2008 |
| 7312257 | Polymer encapsulation of high aspect ratio materials and methods of making same Embodiments of this invention comprise a pigment comprising one or more substantially spherical-shaped beads, wherein each substantially spherical-shaped bead comprises one or more high aspect ratio particles encapsulated within an encapsulating material. Embodiment... | 12/25/2007 |
| 7303589 | Process for dyeing human keratin fibers, having a lightening effect, comprising at least one fluorescent compound and compositions of the same The present disclosure relates to a process for dyeing human keratin materials having a lightening effect, applying to the materials a composition comprising, in a cosmetically acceptable medium, at least one fluorescent dye having the following formula: | 12/04/2007 |
| 7216975 | Method for preparing the reactive tinting compound and the tinted contact lens A method for preparing the tinted contact lens with the covalently bonded novel reactive tinting compound is disclosed. The reactive tinting compound with mono vinyl functionality is prepared by reacting the reactive dye with a hydrophilic monomer containing both pe... | 05/15/2007 |
| 7213918 | Method for making colored silicone hydrogel contact lenses The present invention generally relates to a method for making made-to-order (MTO) or customized silicone hydrogel lenses which have printed images on and/or below lens surfaces. A preferred method of the invention comprises printing and curing an ink on the molding... | 05/08/2007 |
| 7175675 | Method of dyeing a plastic article In the method of the present invention a plastic article (e.g., a molded article of thermoplastic polycarbonate) is immersed at least partially in a dye bath which includes one or more dyes, water, at least one carrier, and at least one diol. The dye bath contains: ... | 02/13/2007 |
| 7175086 | Authentication system, data device, and methods for using the same An authentication system may comprise: a first light source, a second light source, and at least three optically filtered light sensing devices. The first light source can have a first light source spectral distribution and can be capable of providing sufficient exc... | 02/13/2007 |
| 7169615 | Method of authenticating polymers, authenticatable polymers, methods of making authenticatable polymers and authenticatable articles, and articles made there from Disclosed is a method of authenticating that a test polymer is an authenticatable polymer, wherein the authenticatable polymer has an authentication signal and comprises a substrate polymer and an optically variable tag, the optically variable tag having a fluoresce... | 01/30/2007 |
| 7118604 | Non azo disperse dye mixtures The present invention refers to a dye mixture comprising an azo dye of the formula (I) and one or more dyes of the general formula (II) wherein ... | 10/10/2006 |
| 7113337 | Multilayer optical coating Anisotropic multilayer thin-film coating that may be used in fabrication of various optical elements, such as polarizers, beam splitters, interference-polarizing light filters, polarizing mirrors, etc. The invention is aimed at creating a multilayer optically anisot... | 09/26/2006 |
| 7097789 | Thermoplastic containers exhibiting excellent protection to various ultraviolet susceptible compounds Novel thermoplastic articles that contain novel ultraviolet absorbing compounds that are liquid in nature, are extremely low in color (and thus permit use without the concomitant necessity of adding large amounts of other coloring agents to combat any discoloring wi... | 08/29/2006 |
| 7094364 | Method of authenticating polymers, authenticatable polymers, methods of making authenticatable polymers and authenticatable articles, and articles made there from In one embodiment, a method for authenticating that a test polymer is an authenticatable polymer is disclosed wherein the authenticatable polymer comprises a substrate polymer and a thermochromic compound, the thermochromic compound having a first signal at a first ... | 08/22/2006 |
| 7094918 | Low-color ultraviolet absorbers for thermoplastic and thermoset high UV wavelength protection applications Novel ultraviolet absorbing compounds that are liquid in nature, are low in color (and thus permit use without the concomitant necessity of adding large amounts of other coloring agents to combat such discoloring), and are highly effective in providing protection in... | 08/22/2006 |
| 7077874 | Ink for dyeing a plastic lens and method of dyeing a plastic lens using the ink The purpose of the present invention is to provide an ink for dyeing a plastic lens, capable of favorably dyeing the plastic lens by a vapor transfer dyeing method, and a method of dyeing a plastic lens by using the ink. In the present invention, an ink for dyeing a... | 07/18/2006 |
| 7078072 | Method of modifying surface layer of molded resin and apparatus for modifying surface layer of molded resin An organic compound having an affinity for a resin of a molded resin article and sublimation properties is allowed to penetrate/disperse into the surface of the molded resin article, thereby modifying and/or coloring a resin surface layer. The molded resin article a... | 07/18/2006 |
| 7078497 | Disazo dyes, and copper complexes thereof, for dyeing paper The dyes of formula (1) according to claim 1 and the copper complexes of dyes of formula (2) according to claim 9 or the mixtures of mono-copper complex with the bis-copper complex are excellently suitable for dyeing paper with good light-fastness prop... | 07/18/2006 |
| 7037957 | Water-based ink comprising colored particles and image forming method using the same A water-based ink comprising water and at least one kind of colored particles selected from the group consisting of: (a) colored particles comprising a polymer containing a colorant; (b) colored particles comprising a core forming colorant ... | 05/02/2006 |
| 7029502 | Azo dyes, a process for their preparation and their use in the production of colored plastics or polymeric color particles, and in the dyeing or printing of hydrophobic fiber materials The present invention relates to an azo dye of formula wherein D is the radical of a diazo component of the benzene, naphthalene, diphenyl, thiophene, benzothiazole, benzisothiazole, thiadiazole, indazole, benzotriazole... | 04/18/2006 |
| 7022177 | Lactam-based pigments and the use thereof in the production of colored plastics or polymeric color particles The present invention relates to novel pigments of formula (1), wherein R1 is hydrogen or C1–C12alkyl, R2 is hydrogen, —CN, —COO-aryl, —COO-heteroaryl, —CONH-aryl or... | 04/04/2006 |
| 7018430 | Method of mass-coloring synthetic materials The present invention relates to a method of mass-coloring synthetic materials, which comprises using at least one pigment dye of formula (1) wherein R and R1 together form a phenyl or heteroaryl radical and R2 is hydrogen, or R1 and... | 03/28/2006 |
| 6994735 | Process for tinting plastic articles A process for tinting a molded article is disclosed. The process entails applying by spraying or by flow coating a hot, dye-solution onto at least a portion of the surface of a molded article to obtain a tinted article and washing the tinted article. In addition to ... | 02/07/2006 |
| 6994736 | Use of pigment dyes for dispersion dyeing from aqueous media Use of pigments according to formula (I) wherein the substituents have the meanings as defined in claim 1 for dyeing semisynthetic or synthetic hydrophobic fiber materials in aqueous media as well as semisynthetic or sy... | 02/07/2006 |
| 6964689 | Anthraquinone dyes, preparation thereof and use thereof The present invention relates to anthraquinone dyes of the formula (I) where R1 is hydrogen, R2 is hydrogen or CO—C2C6alkyl moiety may be substituted by carboxyl, or is (II) wherein R6 is hydrogen, C1 | 11/15/2005 |
| 6949127 | Process for making dyed articles A process of dyeing a molded article is disclosed. The process entails immersing at least a portion of the article in a dyeing bath, retaining the portion in the bath for a period of time sufficient to allow an amount of dye to diffuse into the article, and removing... | 09/27/2005 |
| 6942705 | Method of dyeing thermoplastic resin article and colored plastic lens obtainable by that method The invention provides a method of effectively dyeing a thermoplastic resin plastic lens in any desired color tone and density as well as a colored plastic lens made by the method. The method involves dipping a thermoplastic resin plastic lens in a dyeing liquid con... | 09/13/2005 |
| 6929368 | Method for determining the suitability of a transparent moulded polymer article for coloring without defects and resulting article The method comprises: a) placing in contact at least one principal surface of the colourless articles of the set with a solution of a fluorescent material for a sufficient time to allow penetration of the fluorescent material under... | 08/16/2005 |
| 6929666 | Composition comprising a dye A composition of matter (e.g., a molded article) is described. More particularly, the composition of matter includes: (a) a resinous component selected from at least one member of the group consisting of (co)polyester, (co)polycarbonates, acrylontrile-butadiene-styr... | 08/16/2005 |
| 6923836 | Preparation of dyed plastics or polymeric dye particles The present application relates to a process for preparing dyed plastics or polymeric dye particles characterized in that it comprises mixing a high molecular weight organic material with a coloristically effective amount of at least one dye of the formula where R | 08/02/2005 |
| 6911055 | Method for coloring a transparent article made of polycarbonate and resulting article The invention concerns a method which comprises irradiating at least one face of an article with UV radiation, causing the article to be photodegraded over a thickness of at least 1 μm and contacting the irradiated face of the article with a coloring agent, so as t... | 06/28/2005 |
| 6903713 | Liquid crystal display device and driving method A liquid crystal panel includes a cell formed between substrates and disposed to face each other and severally including alignment films and, liquid crystal molecules held inside the cell, and an electrode for applying a driving electric field in a parallel directio... | 06/07/2005 |
| 6897413 | Device for heating dyes to tint optical lenses and filters A device that utilizes an improved method to heat dyes to color plastic lenses and filters. ... | 05/24/2005 |
| 6893472 | Dyeing or printing of manufactured natural polymer and synthetic hydrophobic fiber materials The present invention relates to a process for dyeing or printing manufactured natural polymer or synthetic hydrophobic fiber materials, characterized in that it comprises using dyes of the formula (I), where R1 is hydrogen, hydroxyl or a radical —NHCOâ... | 05/17/2005 |
| 6840621 | Dyeing system for lens and ordering system for colored lens A dyeing system for a lens includes a color measuring device (1) for measuring a color of a colored lens (4a, 4b) used as a sample lens to obtain color data thereof; a determination unit (50) for determining data for dyeing ... | 01/11/2005 |
