Organic Pigment Containing Patents (Class 106/493)
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Patent number: 12084578Abstract: Radiation-curable compositions of Pigment Violet 23 are described which can be used advantageously in UV inks for inkjet printing machines. Soiling containing such UV inks, especially within inkjet printing machines, can be removed particularly easily in a contactless procedure with conventional cleaners. The radiation-curable compositions described contain at least one modified Pigment Violet 23 which carries at least one polar functional group of the formula (I): —X-E?? (I) where X is a bridging group and E is a polar molecule radical.Type: GrantFiled: August 28, 2020Date of Patent: September 10, 2024Assignee: Heidelberger Druckmaschinen AGInventors: Thomas Paul, Peter Hachmann, Christoph Michel, Els Mannekens
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Patent number: 11834578Abstract: The present application provides black perylene pigment microparticles having an average circularity of 0.8 or more which are amorphous; and a method of producing the black perylene pigment microparticles, which comprises a step of mixing a pigment solution in which a black perylene pigment is dissolved and a precipitation solvent for precipitating black perylene pigment microparticles from the pigment solution to form black perylene pigment microparticles, wherein at least one of the pigment solution and the precipitation solvent independently includes a salt of an alkaline earth metal and/or a particle growth inhibitor. The present invention can provide black perylene pigment microparticles having good dispersibility, high concealability and light-shielding property and controlled hue and chroma, and a method of easily producing the same, and the like.Type: GrantFiled: May 15, 2019Date of Patent: December 5, 2023Assignee: M. TECHNIQUE CO., LTD.Inventors: Masakazu Enomura, Kazutaka Takeda
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Patent number: 11276429Abstract: The magnetic recording medium includes: a non-magnetic support; and a magnetic layer including ferromagnetic powder, in which the magnetic layer includes a compound having a salt structure, and the salt structure is an ammonium salt structure of an alkyl ester anion represented by the following Formula 1. In Formula 1, R represents an alkyl group having 7 or more carbon atoms or a fluorinated alkyl group having 7 or more carbon atoms, Z+ represents an ammonium cation, and a water contact angle on a surface of the magnetic layer is 80° or more and less than 100°. A magnetic recording and reproducing apparatus includes the magnetic recording medium.Type: GrantFiled: March 26, 2020Date of Patent: March 15, 2022Assignee: FUJIFILM CorporationInventors: Wataru Kikuchi, So Matsuyama
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Patent number: 11022592Abstract: A chemiresistive vapor sensor compound for detecting target vapors can comprise a perylene-tetracarboxylic diimide (PTCDI) core according to structure (I): where R can be a morphology control group or -A?-D?, A and A? can be independently a linking group, D and D? can be independently a strong electron donor which transfers electrons to the PTCDI core sufficient to form an anionic PTCDI radical of the PTCDI core, and R1 to R8 can be independently a side group. A chemiresistive vapor sensor for detection of a target compound can comprise an assembly of nanofibers formed of the chemiresistive sensor compound and a pair of electrodes operatively oriented about the assembly of nanofibers to allow electrical current to pass from a first electrode in the pair of electrodes through the assembly of nanofibers and to a second electrode in the pair of electrodes.Type: GrantFiled: December 2, 2016Date of Patent: June 1, 2021Assignee: University of Utah Research FoundationInventors: Ling Zang, Na Wu, Paul Slattum
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Patent number: 10890529Abstract: Diaryl-azo derivatives are efficient fluorescence quenchers as well as nucleic acid duplex-stabilizing agents and are useful in oligonucleotide conjugates and probes. The oligonucleotide-quencher conjugates may be used in detection methods for nucleic acid targets.Type: GrantFiled: February 12, 2020Date of Patent: January 12, 2021Assignee: ELITECHGROUP, INC.Inventors: Eugeny A. Lukhtanov, Noah Scarr
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Patent number: 10401751Abstract: Herein is disclosed a cyan electrostatic ink composition, the cyan electrostatic ink composition comprising: a cyan pigment, a basic dispersant, a phthalocyanine having acid groups, a resin and a charge director.Type: GrantFiled: January 30, 2015Date of Patent: September 3, 2019Assignee: HP Indigo B.V.Inventors: Tal Rosenthal, Marc Klein, Albert Teishev, Gil Bar-Haim
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Patent number: 10358567Abstract: A compound is represented by the following formula (1). In the compound represented by Formula (1), at least one of R1 to R24 is a group particularly high electron withdrawing property, such as a sulfonic acid group and a carboxylic acid group or a group having the next highest electron withdrawing property to the sulfonic acid group and the carboxylic acid group, such as a halogen atom.Type: GrantFiled: February 24, 2017Date of Patent: July 23, 2019Assignee: Canon Kabushiki KaishaInventors: Yutaka Tani, Masanori Seki, Yoshio Kinoshita, Keigo Gouda
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Patent number: 10350150Abstract: Compositions and methods for administering collagen to a human subject have been developed. The collagen-containing lipid vesicles of the invention provide a delivery system for human collagen which eliminates problems associated with chemical and physical instability of the collagen as well as immune responses to non-human collagen.Type: GrantFiled: February 11, 2015Date of Patent: July 16, 2019Inventor: Mark A. Pinsky
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Patent number: 10150878Abstract: The present invention describes a pigment dispersion and a printing ink and coating employing the pigment dispersion. The pigment dispersion includes a pigment, binder and solvent. The pigment dispersion has a mean particle size less than about 120 nm. The printing ink or coating includes the pigment dispersion in addition to a solvent. The printing ink or coating has a solid binder to pigment ratio greater than about 1.5.Type: GrantFiled: March 14, 2013Date of Patent: December 11, 2018Assignee: Sun Chemical CorporationInventors: Darren Mark Ortalano, Laura Picraux, Lisa Clapp, Paul A. Merchak, Russell J. Schwartz
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Patent number: 10134531Abstract: The invention relates to a composition comprising an ionic liquid consisting in the combination of a pyrrolidinium cation and a nitrate anion and comprising a solvent selected from lactone solvents, carbonate solvents, nitrile solvents and mixtures thereof. The composition may be used as an electrolyte, for example, for such applications as energy storage devices.Type: GrantFiled: June 20, 2013Date of Patent: November 20, 2018Assignees: COMMISSARIAT A L'ENERGIE ATOMIQUE ER AUX ENERGIES ALTERNATIVES, UNIVERSITE FRANCOIS RABELAISInventors: Herve Galiano, Meriem Anouti, Laure Timperman
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Patent number: 10048562Abstract: This invention relates to electrophoretic fluid comprising solvents, a highly absorbing dye, and charged particles of different color, and electrophoretic display devices comprising such fluids.Type: GrantFiled: June 13, 2013Date of Patent: August 14, 2018Assignee: Merck Patent GmbHInventor: Nathan Smith
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Patent number: 10007165Abstract: This invention relates to electrophoretic fluids, the use of these fluids for the preparation of an electrophoretic display device, and electrophoretic displays comprising such fluids.Type: GrantFiled: July 22, 2013Date of Patent: June 26, 2018Assignee: Merck Patent GmbHInventors: Nils Greinert, Thomas Bauer, Matthias Koch, Wolfgang Hechler, Nathan Smith
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Patent number: 9796855Abstract: The invention herein provides for an improved dye material composed of a dry particulate mixture of azo and phthalocyanine dyes for concrete surface applications.Type: GrantFiled: February 17, 2014Date of Patent: October 24, 2017Assignee: AMERIPOLISH Inc.Inventor: Clint A Howle
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Patent number: 9751352Abstract: A main purpose of the present invention is to provide a heat-sensitive recording medium that utilizes a chromogenic reaction between a dye precursor and a developer, wherein a colored image is tinged with a metallic luster so as to exhibit a gold metal color tone with a vivid appearance, or to provide a heat-sensitive recording medium exhibiting a yellow or gold metal color tone and a color tone different from the yellow or gold metal color tone, wherein the color optical density in each of the color tones is high, and a recording part has excellent color separation properties.Type: GrantFiled: May 1, 2014Date of Patent: September 5, 2017Assignee: OJI HOLDINGS CORPORATIONInventors: Yoshihiko Yoneda, Chieko Oshisaka, Takashi Takemura, Tohru Murai
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Patent number: 9410896Abstract: A method of measurement of application of aromatic varnish in offset and rotogravure printing includes adding to the aromatic varnish as a marker, one or more of organic and non-organic pigments that can be seen in visible or UV light in the amount ranging from 40,000 to 500,000 per 1 mm3. The mixture of the aromatic varnish and the marker undergoes dispergation, and clean proofs are made where the aromatic varnish coat corresponds to the coat assumed in the printing process. Using a microscope with magnification ranging from 100× to 500×, the number of pigment grains is measured in the clean proofs and then the proper printing process takes place. Samples printed with the varnish are collected and observed under a microscope in the reflected light, and then the number of visible pigment particles in the collected sample is compared with the number of visible pigments in the clean proof.Type: GrantFiled: September 16, 2013Date of Patent: August 9, 2016Assignee: RR Donnelley Europe—SP. Z O.O.Inventors: Marek Sajdak, Jaroslaw Plaszczyca
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Patent number: 9346028Abstract: White-pigmented and unpigmented base paints and stains are custom-tinted using an automated colorant dispenser having a minimum fluid dispensing quantity less than 0.01 fluid ounce (<0.3 cm3) and a set of colorants including a green-hued colorant having a color strength greater than that of a comparison colorant containing 12 wt. % PG7 pigment, a blue-hued colorant having a color strength greater than that of a comparison colorant containing 12 wt. % PB15:2 pigment, a red-hued colorant having a color strength greater than that of a comparison colorant containing 17 wt. % PR209 pigment and a magenta-hued colorant having a color strength greater than that of a comparison magenta-hued colorant containing 7 wt. % PR122 pigment. Light pastel tints in small containers and strong colors in large containers may be prepared without requiring the use of additional colorants having the same general hue and lower color strength.Type: GrantFiled: April 2, 2015Date of Patent: May 24, 2016Assignee: Valspar Sourcing, Inc.Inventors: Stephen M. Korenkiewicz, Mark R. Coward, David Y. Lee
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Patent number: 9217070Abstract: A black colorant mixture comprising a bis-oxodihydro-indolylene-benzodifuranone colorant and a perylene colorant is disclosed which provides high blackness and NIR transparency combined with low conductivity for organic coating films used in display devices. Especially, a black matrix for color filter applications and black column spacers are described used in LCD devices. Further, the black colorant mixture can be used in bezels of a display device equipped with a touch sensor.Type: GrantFiled: May 29, 2013Date of Patent: December 22, 2015Assignee: BASF SEInventors: Takashi Deno, Mamiko Takesue, Jan Sültemeyer
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Publication number: 20150112003Abstract: A pigment dispersion liquid is a pigment dispersion liquid for a solvent-based ink including a base metal pigment and an organic solvent, in which the base metal pigment is subjected to a surface treatment by a fluorine-based compound, and in which the concentration of a fluorine element is from 8 atm % to 35 atm % when an X-ray photoelectron spectroscopy (XPS) analysis of the surface of the base metal pigment is performed.Type: ApplicationFiled: October 21, 2014Publication date: April 23, 2015Inventors: Naoyuki TOYODA, Masaru TERADA, Hiroshi TAKIGUCHI, Tomohiro OGAWA, Atsushi DENDA
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Patent number: 9011595Abstract: A process for producing a solid pigment preparation in the form of granules which comprises atomizing a suspension comprising (A0) 30% to 90% of a solvent component, (A1) 2% to 60% of a pigment component; (A2) 0% to 50% of a first filler component, and (A3) 10% to 70% of a surface-active additive component based on the sum of the components (A1) and (A2); contacting formed droplets with a gas stream having a predetermined temperature to dry the droplets to obtain granules having a predetermined residual moisture content, the droplets are exposed to an aerosol comprising a solid second filler component; and separating the granules from the gas stream.Type: GrantFiled: December 9, 2008Date of Patent: April 21, 2015Assignee: BASF SEInventors: Hans Ulrich Reisacher, Uwe Mauthe
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Patent number: 9010386Abstract: White-pigmented and unpigmented base paints and stains are custom-tinted using an automated colorant dispenser having a minimum fluid dispensing quantity less than 0.01 fluid ounce (<0.3 cm3) and an array of colorants including a green-hued colorant having a color strength greater than that of a comparison colorant containing 12 wt. % PG7 pigment, a blue-hued colorant having a color strength greater than that of a comparison colorant containing 7 wt. % PB15:2 pigment, and a red-hued colorant having a color strength greater than that of a comparison colorant containing 17 wt. % PR209 pigment. The green-hued or blue-hued colorants are dispensed into the base paint or stain whenever a green-hued or blue-hued tint is required. Light pastel tints in small containers and strong colors in large containers may be prepared without requiring the use of additional colorants having the same general hue and lower color strength.Type: GrantFiled: February 15, 2012Date of Patent: April 21, 2015Assignee: Valspar Sourcing, Inc.Inventors: Stephen M. Korenkiewicz, Mark R. Coward, David Y. Lee
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Publication number: 20150034109Abstract: A process for producing lignin from one or more plants of genus Nicotiana is provided. The lignin can be derived inter alia from Nicotiana species biomass. A process such as is described in various embodiments herein also provides articles and compositions that include lignin produced from one or more plants of genus Nicotiana.Type: ApplicationFiled: July 23, 2014Publication date: February 5, 2015Inventors: Michael Francis Dube, James E. Fay, III
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Publication number: 20150000566Abstract: The subject matter of the invention relates to aqueous pigment preparations containing (A) 30 to 75% by weight of at least one inorganic white or colored pigment or a mixture of different inorganic white or colored pigments, (B) 0.01 to 15% by weight of at least one fatty acid ethanol amide ethoxylate of the formula (I), in which R1 is a linear or branched alkyl radical or alkenyl radical with 7 to 21 carbon atoms, and n is a whole number from 2 to 40, (C) 0.01 to 5% by weight of at least one amine of the formula (II), in which R2 is a linear or branched alkyl radical or alkenyl radical with 8 to 22 carbon atoms, identical to or different from R1, A represents an iminopropyl group —NH—CH2—CH2—CH2—, an oxyethyl group —O—CH2—CH2— or an oxypropyl group —O—CH2—CH(CH3)—CH2—, and a is a whole number from 0 to 5, wherein the compound of the formula (II); can be present in the form of an ammonium salt, and (E) water.Type: ApplicationFiled: December 19, 2012Publication date: January 1, 2015Applicant: Clariant Finance (BVI) LimitedInventor: Hendrik Ahrens
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Patent number: 8915998Abstract: The invention relates to a pigment granulate which contains 40 to 65% by weight of pigment and at least 10% by weight of a compound of general formula (I) CH3—(CH2)n—CH2—O—[(CH2)p—O]m—H, wherein n=8-18, p=1-4 and m=35-100, the weight ratio of the compound of general formula I to the pigment being ? the STSA surface area of the pigment in m2/g multiplied by 0.0021 g/m2 and the mass-weighted particle size of the pigment granulate being <20 ?m. The pigment granulate can be produced by dispersing the pigment and the compound of formula I in a solvent and then drying the dispersion obtained. The pigments according to the invention can be used for dying and/or the antistatic finishing in water-based paints and lacquer systems, dispersion on paints, printing inks, ink systems and coating systems.Type: GrantFiled: November 19, 2009Date of Patent: December 23, 2014Assignee: Evonik Carbon Black GmbHInventors: Christian Götz, Gerd Tauber, Ralph McIntosh, Werner Kalbitz, Frank Stenger, Rüdiger Mertsch, Mandy Mühlbach
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Patent number: 8871015Abstract: Non-aqueous pigment dispersions exhibiting improved dispersion quality and/or stability were prepared for a specific selection of naphthol AS pigments, diketopyrrolo-pyrrole pigments and quinacridone pigments, by using specific yellow monoazo dispersion synergists. The non-aqueous pigment dispersions can be advantageously used in inkjet inks inkjet printing methods.Type: GrantFiled: October 15, 2010Date of Patent: October 28, 2014Assignee: Agfa Graphics NVInventor: Geert Deroover
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Publication number: 20140305341Abstract: A crystalline pigment or colorant composition having high color intensity and/or low sugar content, and methods and processes of preparation. The composition may comprise purified fruit and/or vegetable color juices.Type: ApplicationFiled: June 24, 2014Publication date: October 16, 2014Inventors: Joseph Rossi, Sundeep Kattamuri
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Publication number: 20140275370Abstract: The invention provides a novel bio-based dispersant comprising the reaction product of a natural triglyceridic oil, fatty acid oil or fatty acid oil derivative wherein said natural triglyceridic oil, fatty acid oil, or fatty acid oil derivative containing greater than about 80 percent of unsaturated or conjugated unsaturated fatty acids with a substrate capable of undergoing an ene or Diels Alder reaction to form an adduct that is further esterified and/or neutralized with an alkanolamine or alkoxylated alkanolamine.Type: ApplicationFiled: March 17, 2014Publication date: September 18, 2014Inventor: James T Tanner
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Publication number: 20140251179Abstract: Disclosed herein are aqueous dispersions comprising: at least one pigment present in an amount of at least 10% by weight relative to the total weight of the dispersion, the at least one pigment being selected from oxidized carbon blacks and modified carbon blacks having attached at least one organic group; and at least one organic solvent present in an amount of at least 10% by weight relative to the total weight of the dispersion, the at least one organic solvent having a Hansen hydrogen bonding parameter (?H) ranging from 13 to 50 MPa0.5, and a Hansen polarity parameter (?p) ranging from 5 to 13 MPa0.5, wherein the dispersion is substantially free of a surfactant. Also disclosed are methods of preparing aqueous dispersions and injet ink compositions prepared from the same.Type: ApplicationFiled: March 4, 2014Publication date: September 11, 2014Applicant: Cabot CorporationInventors: Tianqi Liu, Andrew P. Dikan
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Patent number: 8828631Abstract: Disclosed are a pigment dispersion composition including a pyridone azo-based compound including a monomer represented by the following Chemical Formula 1, a polymer including a repeating unit represented by the following Chemical Formula 2, or a combination thereof, wherein each substituents of Chemical Formulae 1 and 2 are the same as defined the detailed description, (B) a pigment, (C) a binder resin, (D) a dispersing agent, and (E) a solvent; a photosensitive resin composition including the same; and a color filter including the same.Type: GrantFiled: August 22, 2012Date of Patent: September 9, 2014Assignee: Cheil Industries Inc.Inventors: Kyung-Hee Hyung, Taek-Jin Baek, Eui-June Jeong, Jae-Hyun Kim, Gyu-Seok Han
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Publication number: 20140238271Abstract: Novel, nano-structured particles are formed by introducing a selected solid of interest into a structured fluid matrix formed by a dispersion of a small molecule host vessel, such as a native or modified polysaccharide, cavitand, simple sugar, simple polyol or other similarly structured molecule known to be useful as a host vessel, in an acidic medium or other solvent, whereby the particle size of the introduced solid is reduced and or limited by incorporation into the host vessel. The simple, one-step mixing process results in stabilized colloidal dispersions of the nanoparticles useful in a wide variety of applications.Type: ApplicationFiled: September 21, 2012Publication date: August 28, 2014Applicant: EMERALD HILTON DAVIS, LLCInventors: Gregory D. Duncan, Kevin M. Henry, Joseph D. Kern
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Patent number: 8815394Abstract: Encapsulated nanoscale particles of organic pigments include a polymer-based encapsulating material, and one or more nanoscale organic pigment particles encapsulated by the polymer-based encapsulating material. Such encapsulated nanoscale particles of organic pigments can be made by providing nanosized organic pigment particles comprised of surface-associated sterically bulky stabilizer compounds; providing a copolymer material comprising organic pigment-affinic functional groups and non pigment affinic monomer units; associating the nanoscale organic pigment particles with the copolymer material so as to effect a deposited layer or shell of the copolymer material around said nanoscale organic pigment particles, thereby producing an encapsulated nanoscale organic pigment particle; and optionally further reinforcing the encapsulated nanosized organic pigment particle with one or more surface treatments.Type: GrantFiled: March 9, 2009Date of Patent: August 26, 2014Assignee: Xerox CorporationInventors: Rina Carlini, Roger E. Gaynor, Paul F. Smith
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Patent number: 8790717Abstract: A crystalline pigment or colorant composition having high color intensity and/or low sugar content, and methods and processes of preparation. The composition may comprise purified fruit and/or vegetable color juices.Type: GrantFiled: June 28, 2012Date of Patent: July 29, 2014Assignee: E&J Gallo, Inc.Inventors: Joseph Rossi, Sundeep Kattamuri
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Patent number: 8785087Abstract: The present invention provides a pigment-dispersed composition including at least a polymer compound (A-1) having at least one selected from the structural units represented by the following formulae (1) to (3), a pigment (B) and a solvent (C), and a pigment-dispersed composition including at least a resin (D) having an acid number of 100 mg KOH/g or more, a dispersion resin (A-2) having an acid number of less than 100 mg KOH/g and an unsaturation equivalent of less than 600, a pigment (B), and a solvent (C) [R1 to R20: a hydrogen atom, a monovalent organic group; A1 to A3: an oxygen atom, a sulfur atom, —N(R21)—; G1 to G3: a divalent organic group; X, Z: an oxygen atom, a sulfur atom, —N(R22)—; Y: an oxygen atom, a sulfur atom, a phenylene group, —N(R23)—; and R21 to R23: an alkyl group].Type: GrantFiled: December 27, 2007Date of Patent: July 22, 2014Assignee: FUJIFILM CorporationInventors: Taeko Nakashima, Kazuto Shimada, Shuichi Odagiri
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Patent number: 8657949Abstract: The disclosure is generally related to a coating composition, and more particularly to a decorative effect coating composition capable of producing a multi-colored and/or multi-shaded appearance in a single application.Type: GrantFiled: November 22, 2005Date of Patent: February 25, 2014Assignee: United States Gypsum CompanyInventors: Robert H. Negri, Rafael Bury
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Patent number: 8628850Abstract: Solar-reflective roofing granules having deep-tone colors are formed by coating base mineral particles with a coating composition including an infrared-reflective pigment. Color is provided by a colored infrared pigment, a light-interference platelet pigment, or a metal oxide.Type: GrantFiled: October 11, 2012Date of Patent: January 14, 2014Assignee: CertainTeed CorporationInventors: Ming Liang Shiao, Husnu M. Kalkanoglu, Keith C. Hong
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Publication number: 20140000488Abstract: A method for producing a surface-treated carbon black particle aqueous dispersion that exhibits excellent blackness and dispersibility, exhibits excellent storage stability, suppresses feathering, exhibits an excellent discharge capability and rubfastness (quick-drying capability), and suppresses metal corrosion when used in an aqueous black pigment(colorant) ink, is disclosed. The method for producing a surface-treated carbon black particle aqueous dispersion includes providing an aqueous dispersion of oxidized carbon black particles obtained by forming acidic hydroxyl groups on a surface of carbon black particles having a DBP absorption of 120 cm3/100 g or more, neutralizing 5% or more and less than 50% of the acidic hydroxyl groups with a polyvalent cation, and neutralizing the remainder of the acidic hydroxyl groups with a monovalent cation.Type: ApplicationFiled: March 9, 2012Publication date: January 2, 2014Applicant: TOKAI CARBON CO., LTD.Inventors: Makoto Sekiyama, Tetsuya Saitoh, Tomoaki Kirino
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Patent number: 8597422Abstract: The present invention relates to a light, biodegradable, organic pigment and filler, and a method of manufacturing it. According to the present invention, a solution comprising a starch derivative is first prepared by dissolving the starch derivative into a suitable solvent, and, after that, the solution is brought into contact with a non-solvent to precipitate the starch derivative from the solvent, and, as a result, a dispersion is obtained, one which comprises a precipitate consisting of starch derivative and a liquid phase formed of the solvent and the non-solvent, after which the solvent is removed from the liquid phase and the precipitate is separated from the non-solvent and recovered. The present invention can be used to manufacture both a product comprising 100-300 nm spherical particles, which is suitable for use as a pigment, and a coral-like, porous product which is particularly suitable as a filler.Type: GrantFiled: October 1, 2004Date of Patent: December 3, 2013Assignee: Valtion Teknillinen TutkimuskeskusInventors: Soili Peltonen, Hannu Mikkonen, Pia Qvintus-Leino, Petri Varjos, Kirsi Kataja
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Patent number: 8592503Abstract: The invention relates to an aqueous magenta inkjet ink composition for use in ink jet printers comprising a mixture of a self-dispersed magenta pigment surface modified with functional group and a xanthene dye. The magenta ink of the present invention also contains an aqueous carrier, a polymeric additive, a surfactant, and a specific cosolvent mixture selected from the group consisting of a C2-C8 terminal alkanediol, cyclic amide compound and its derivative, trihydric alcohol and mixtures thereof. Preferably, the magenta pigment is surface modified with bisphosphonate or sulfonate group, most preferably bisphosphonate group. The magenta inkjet ink demonstrates excellent stability, good chroma and maintenance characteristics and high heater reliability in permanent and semi permanent printheads. The ink also reduced post print paper curl without sacrificing print quality.Type: GrantFiled: March 29, 2012Date of Patent: November 26, 2013Assignee: Funai Electric Co., Ltd.Inventors: Rahel Bekru Bogale, Agnes Kam Zimmer
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Patent number: 8512921Abstract: The present invention related to a pigment dispersion composition, a color resist composition including the same, and a color filter fabricated by using the color resist composition. The pigment dispersion composition includes [A] a pigment, [B] a dispersing agent, [C] a cardo-based binder resin, and [D] a solvent.Type: GrantFiled: April 27, 2011Date of Patent: August 20, 2013Assignee: Cheil Industries Inc.Inventors: Chang-Min Lee, Jae-Hyun Kim, Eui-June Jeong, Kil-Sung Lee
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Patent number: 8470912Abstract: A granulated colorant as a granulation product of a powdery nigrosine dye, that has a bulk density of 0.4 to 0.7 g/ml and a hardness of 1 to 20 N. A high-concentration master batch obtained by blending a granulated colorant and a thermoplastic resin, which comprises 25 to 100 parts by weight of a nigrosine dye in the granulated colorant per 100 parts by weight of the thermoplastic resin. A colored composition comprising a granulated colorant or high-concentration master batch and a thermoplastic resin or thermoplastic elastomer.Type: GrantFiled: November 19, 2010Date of Patent: June 25, 2013Assignee: Orient Chemical Industries, Ltd.Inventors: Akihiko Hayashi, Satonari Morikawa
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Patent number: 8470086Abstract: A mixture of linseed oil, paint thinner and pigment, blended in specified combination, is prepared for application to mortar—particularly old mortar—as a coloring agent. The mixture is suitable for use at repair sites comprising both old mortar and new mortar applied in making repairs, provided the new mortar has been allowed to age for at least 60 days.Type: GrantFiled: July 2, 2011Date of Patent: June 25, 2013Inventor: Erin Cole Bingham
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Patent number: 8454743Abstract: A method of preparing a pigment includes, in order, the steps of: a) providing a pigment containing a nucleophile group under basic conditions; b) reacting the pigment with a compound according to Formula (I): wherein, X is a halogen atom or a tosylate group, and R1 and R2 independently represent an alkyl group; and c) hydrolyzing the R1-O bond and/or the R2-O bond. The obtained pigments can be used in non-aqueous pigment dispersions.Type: GrantFiled: October 15, 2010Date of Patent: June 4, 2013Assignee: AGFA-GEVAERT N.VInventor: Geert Deroover
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Patent number: 8435341Abstract: A method of preparing a pigment includes in order the steps of: a) providing a pigment containing a nucleophile group under basic conditions; b) reacting the pigment with 1,4-butane sultone or 1,3-propane sultone in an alkaline medium to form sulfobutyl groups respectively sulfopropyl groups on the pigment surface; and c) adding acid to convert the sulfobutyl groups or sulfopropyl groups to sulfonic acid groups. Pigments obtainable by the method and non aqueous pigment dispersions are also disclosed.Type: GrantFiled: October 20, 2010Date of Patent: May 7, 2013Assignee: AGFA-Gevaert N.V.Inventor: Geert Deroover
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Patent number: 8426636Abstract: A sterically bulky stabilizer that is associated non-covalently with a benzimidazolone pigment. The sterically bulky stabilizer compound includes an aromatic acid derivative, and the presence of the sterically bulky stabilizer limits an extent of particle growth and aggregation, to afford nanoscale pigment particles.Type: GrantFiled: July 25, 2011Date of Patent: April 23, 2013Assignees: Xerox Corporation, National Research Council of CanadaInventors: Rina Carlini, Darren Andrew Makeiff
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Patent number: 8409343Abstract: An organic-inorganic hybrid pigment composition is provided comprising an organic pigment, an inorganic pigment, and a fibrous clay. The fibrous clay can be selected from palygorskite, sepiolite, or a combination thereof. The inorganic pigment is selected from rutile pigments, spinel pigments, bismuth vanadate pigments, cerium sulfide pigments, and combinations thereof. The organic pigment is selected from anthraquinone pigments, anthrathrone pigments, anthrapyrimidine pigments, azo pigments, azomethine pigments, quinacridone pigments, quinophthalone pigments, diketopyrrolopyrrol pigments, inanthrone pigments, isoindoline pigments, metal complex pigments, perinone pigments, perylene pigments, phthalocyanine pigments, pyranthrone pigments, pyrazolo-quinazolone pigments, thioindigo pigments, and combinations thereof.Type: GrantFiled: January 21, 2009Date of Patent: April 2, 2013Assignee: Mayan Pigments, Inc.Inventors: Lori A. Niewold, Robyn Torres, Gary E. Williams
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Patent number: 8399161Abstract: A colorant composition comprising in a weight ratio of from 99:1 to 10:90, a pigment of average particle size from 10 to 200 nm and a compound of the formulaType: GrantFiled: February 13, 2008Date of Patent: March 19, 2013Assignee: BASF SEInventor: Véronique Hall-Goulle
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Publication number: 20130047893Abstract: The present invention relates to a composition comprising microfibrillated cellulose, mono-, di- or oligo-saccharides and a pigment in order to achieve a composition with improved rheological properties such as a low viscosity even at high dry content. The present invention further relates to process for the production of said composition. The microfibrillated cellulose is produced by at least partly enzymatic treatment of cellulosic fibers such that even mono-, di- or oligo-saccharide is formed.Type: ApplicationFiled: May 11, 2011Publication date: February 28, 2013Applicant: STORA ENSO OYJInventors: Isto Heiskanen, Kaj Backfolk
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Patent number: 8361597Abstract: Solar-reflective roofing granules having improved solar heat-resistance are formed by coating colored mineral particles with a coating composition including titanium dioxide nanoparticles.Type: GrantFiled: March 27, 2008Date of Patent: January 29, 2013Assignee: CertainTeed CorporationInventors: Ming Liang Shiao, Keith C. Hong, Husnu M. Kalkanoglu, Gregory F. Jacobs
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Publication number: 20130000519Abstract: A crystalline pigment or colorant composition having high color intensity and/or low sugar content, and methods and processes of preparation. The composition may comprise purified fruit and/or vegetable color juices.Type: ApplicationFiled: June 28, 2012Publication date: January 3, 2013Applicant: E. & J. Gallo WineryInventors: Joseph Rossi, Sundeep Kattamuri
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Patent number: 8343709Abstract: Provided are a processed pigment excellent in dispersibility and dispersion stability, a pigment-dispersed composition excellent in dispersibility and dispersion stability of a pigment that uses the processed pigment, a colored photosensitive composition using the pigment-dispersed composition, and a color filter having improved color properties that uses the colored photosensitive composition, in which a pigment is covered with at least one of a specific polymer compound selected from the following (SP-1) to (SP-3); (SP-1) A polymer compound having a heterocycle on a side chain, (SP-2) A graft polymer compound having a weight average molecular weight of from 1,000 to 100000, (SP-3) A polymer compound represented by the following formula (3-1), wherein, RC, RD, A1 and P1 respectively represent an organic linkage group, a single bond or a divalent organic linkage group, a monovalent organic group containing such as an organic dye structure, and a polymer skeleton.Type: GrantFiled: September 4, 2008Date of Patent: January 1, 2013Assignee: FUJIFILM CorporationInventors: Kazuhiro Fujimaki, Koichi Sugihara, Shigekazu Suzuki, Hidenori Takahashi
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Patent number: 8334341Abstract: An object of the present invention is to provide a carbodiimide type compound having high dispersibility and dispersion stability of pigments, fine resin particles, and pigment-resin composite fine particles particularly in a silicone dispersion medium; a pigment dispersion composition and a pigment-resin composite fine particles-containing dispersion composition preferably usable in a wide range of fields such as inks for solvent ink jet, liquid developers, and the like by using the compound; and a liquid developer using such a pigment dispersion composition and/or pigment-resin composite fine particles-containing dispersion composition. The present invention provides a carbodiimide type compound obtained by introducing a polysiloxane chain by reaction of a functional group of a polysiloxane chain-containing compound having the functional group reactive with a carbodiimide group with a carbodiimide group of a carbodiimide compound having a carbodiimide equivalent weight of 100 to 50000.Type: GrantFiled: March 23, 2006Date of Patent: December 18, 2012Assignee: Sakata INX Corp.Inventors: Hideo Shibata, Koji Iwase, Hirohito Maeda, Takaaki Yodo