Nitrogen Ring Is Part Of A Ring System Having Five Or More Rings Fused Or Bridged Together Patents (Class 524/90)
  • Publication number: 20090124732
    Abstract: Rylenetetracarboximides of the general formula I in which the variables are each defined as follows: R, R? are each independently hydrogen; optionally substituted C1-C30-alkyl, C3-C8-cycloalkyl, aryl or hetaryl; R1 is hydrogen or C1-C6-alkyl; R2, R3 are each independently hydrogen; optionally substituted C1-C18-alkyl, aryl or hetaryl; A is a 5- to 9-membered ring which is bonded via a nitrogen atom and whose carbon chain may be interrupted by one or more —O—, —S—, —NR1—, —CO— and/or —SO2— moieties, to which one or two unsaturated or saturated 4- to 8-membered rings may be fused, whose carbon chain may likewise be interrupted by these moieties and/or —N?, and the overall ring system may be mono- or polysubstituted, and where the A radicals may be the same or different when m>1; X is chlorine or bromine, and the X radicals may be the same or different when x>1; Z is optionally substituted C3-C20-alkyl, C3-C20-alken-2-yl, C3-C20-alkyn-2-yl, aryloxy, arylthio, hetaryloxy or hetarylthio, where the Z rad
    Type: Application
    Filed: November 26, 2005
    Publication date: May 14, 2009
    Applicant: BASF Aktiengesellschaft
    Inventors: Martin Konemann, Jianqiang Qu, Klaus Mullen
  • Patent number: 7513947
    Abstract: Thermoplastic resin compositions suitable for laser welding are disclosed, which include a mixture of neutral anthraquinone blue dye with other red dye to absorb visible light with wavelength less than 700 nm and transmit a laser beam with wavelength at 800 nm to 1200 nm and to enhance weldability.
    Type: Grant
    Filed: July 6, 2005
    Date of Patent: April 7, 2009
    Assignee: EI Du Pont de Nemours and Company
    Inventors: Reiko Koshida, Yoshiteru Hatase, Ryuichi Hayashi, Hiroyuki Sumi
  • Publication number: 20090085018
    Abstract: The invention provides a colored curable composition including: (A) a pigment dispersion containing (a-1) a pigment, (a-2) a compound having a pigment skeletal structure and an amino group in its molecule, and (a-3) a dispersion resin; (B) an oxime-based initiator; and (C) a polymerizable compound. The invention provides a colored curable composition that is useful for forming a colored region of a color filter, which even with a high content of a pigment, is capable of curing with high sensitivity, is excellent in developability and is capable of highly finely forming a thin-layer colored region excellent in hue. Further, the invention provides a color filter provided with a high fine thin-layer colored region excellent in color properties formed by the colored curable composition of the invention, and a solid image pickup device provided with the color filter, which is excellent in color properties.
    Type: Application
    Filed: September 25, 2008
    Publication date: April 2, 2009
    Applicant: FUJIFILM CORPORATION
    Inventor: Kazuto SHIMADA
  • Publication number: 20090088500
    Abstract: An oil-based ink composition comprising a colorant, an organic solvent and a polymeric compound, and optionally an alkylamine ethylene oxide derivative as a pH adjusting agent, in which the pH of an aqueous phase is from 5.5 to 10, when ions in the ink composition are transferred to water. This oil-based ink composition prevents corrosion of a nozzle plate and is improved in storage stability, and thus can ensure printer reliability such as ink-jet stability obtainable even after long storage thereof, and can withstand outdoor service environments.
    Type: Application
    Filed: March 14, 2007
    Publication date: April 2, 2009
    Inventors: Tomohisa Nishimoto, Miyuki Dobata, Kanryo Terasawa
  • Publication number: 20090076199
    Abstract: Mixtures have been found comprising at least one red dye of the formula (I), (C) or (CI) and at least one orange dye of the formula (L), (LI), (LII), (LIII), (LIV) or (LV) where the substituents have the definition in the description, these mixtures being suitable more particularly for the mass colouring of plastics.
    Type: Application
    Filed: September 11, 2008
    Publication date: March 19, 2009
    Applicant: LANXESS DEUTSCHLAND GMBH
    Inventors: Stephan Michaelis, Horst Berneth, Eberhard Kuckert
  • Publication number: 20090056793
    Abstract: A benzoterrylene of Formula (I): wherein at least one of the pairs R4-R5, R6-R7, R10-R11, and R12-R13 is a ring structure selected from the group consisting of Formulas A, B, and C: wherein Y1 through Y4 are each independently selected from O and NR16; and R1 through R16 are as disclosed herein. The benzoterrylenes are useful as lightfast colorants with high fluorescence quantum yields. Also disclosed are methods of making and using the benzoterrylenes.
    Type: Application
    Filed: August 31, 2007
    Publication date: March 5, 2009
    Applicant: SABIC Innovative Plastics IP BV
    Inventors: Heinz Langhals, Simon Poxleitner
  • Patent number: 7495040
    Abstract: An actinic ray curable composition containing a phthalocyanine pigment or a carbon black pigment; a dispersant; a cationically polymerizable monomer; a photo acid generator; and a phthalocyanine derivative.
    Type: Grant
    Filed: January 18, 2005
    Date of Patent: February 24, 2009
    Assignee: Konica Minolta Medical & Graphic, Inc.
    Inventors: Satoshi Masumi, Daisuke Ishibashi
  • Publication number: 20090048375
    Abstract: A non-aqueous pigment dispersion including a diketopyrrolo-pyrrole pigment, a polymeric dispersant and a dispersion synergist in a dispersion medium wherein the dispersion synergist is a quinacridone derivative containing at least one acidic group or a salt thereof.
    Type: Application
    Filed: November 28, 2006
    Publication date: February 19, 2009
    Applicant: AGFA GRAPHICS NV
    Inventor: Geert Deroover
  • Publication number: 20090043018
    Abstract: A resin composition with a high crystallization rate that contains a polyalkylene furan dicarboxylate resin and a porphyrin compound, and a molded article composed of the resin composition. The polyalkylene furan dicarboxylate resin is preferably a polybutylene furan dicarboxylate resin. The porphyrin compound is preferably hematoporphyrin dihydrochloride. The molded article is obtained by molding the resin composition.
    Type: Application
    Filed: July 14, 2008
    Publication date: February 12, 2009
    Applicant: CANON KABUSHIKI KAISHA
    Inventor: Yuichiro Tanaka
  • Patent number: 7485675
    Abstract: Thermoplastic resin compositions suitable for laser welding are disclosed, which include a mixture of neutral anthraquinone dyes and at least one other red dye to absorb and transmit select regions of visible light and to enhance weldability.
    Type: Grant
    Filed: May 23, 2005
    Date of Patent: February 3, 2009
    Assignee: E.I. du Pont de Nemours and Company
    Inventors: Reiko Koshida, Yoshiteru Hatase, Ryuichi Hayashi, Hiroyuki Sumi
  • Publication number: 20090030121
    Abstract: The invention provides an oil-based ink composition for ink jet recording, which is best suited for printing onto polyvinyl chloride substrates, and improved in terms of both the stabilities of ink on storage and jetting, and a method for inspecting the same. The oil-based ink composition for ink jet recording comprises as a main solvent at least a specific polyalkylene glycol dialkyl ether and containing at least a specific quinacridone pigment component. That composition should be such that when a measuring sample comprising it is analyzed by means of high speed liquid chromatography under specific measuring conditions, the concentration of a component having a peak at the holding time of 10.3 minutes is 0.4 ppm or less.
    Type: Application
    Filed: October 16, 2007
    Publication date: January 29, 2009
    Applicants: SEIKO EPSON CORPORATION, THE INCTEC INC.
    Inventors: Takashi Kozuchi, Kazuhiko Hara, Yukio Sugita, Mitsuyoshi Tamura, Fumie Yamazaki, Mitsuteru Yamada
  • Publication number: 20090030113
    Abstract: The invention relates to new universal pigment preparations having very good thermal stability and weathering stability as virtually foam-free aqueous, solventborne, and solvent-free pigment preparations and to their use in aqueous, solventborne or solvent-free coating materials, such as paints, adhesives, inks, including printing inks, and for coloring plastics.
    Type: Application
    Filed: November 3, 2006
    Publication date: January 29, 2009
    Applicant: Evonil Degussa GmbH
    Inventors: Patrick Glockner, Evelny Albrecht, Andreas Stuttgen, Andreas Wenning
  • Publication number: 20090023842
    Abstract: Compositions comprising porphyrinic macrocycles and conjugated polymers such as polythiophene for use in organic electronic devices including solar cells are presented. Covalent linkage of a porphyrinic macrocycle to a polymer allows tuning of electronic and spectroscopic properties of conjugated polymers and can improve the heat stability of the system relative to a blended comparison. A composition comprising: at least one polymer comprising at least one porphyrinic macrocycle covalently linked to at least one conjugated polymer, wherein the porphyrinic macrocycle is metal-free is also presented. Inks can be formulated. Methods of making are provided.
    Type: Application
    Filed: May 21, 2008
    Publication date: January 22, 2009
    Inventors: Darin W. Laird, Shawn P. Williams, Elena E. Sheina, Jonathan S. Lindsey, Gregory N. Parsons
  • Publication number: 20080318149
    Abstract: A liquid electrostatographic toner or liquid ink jet ink prepared by the steps of heating a marking particle mix of particles of a resin and a colourant blend in a carrier liquid to a temperature between about the first softening point of the resin and about the second softening point of the resin, maintaining the temperature of the heated marking particle mix for a selected period of time, cooling the marking particle mix to room temperature, and mixing the marking particle mix with high shear. The particle mix can be produced by coarse grinding in a ball mill. The resultant toner or ink has an improved Newtonian like flow behaviour, improved electrical properties, reduced sedimentation and agglomeration and significantly improved optical density and reduced background.
    Type: Application
    Filed: August 20, 2008
    Publication date: December 25, 2008
    Inventor: Herbert Lee Marko
  • Publication number: 20080302272
    Abstract: A nonpolar or solid or phase change ink composition which includes a carrier and a nanoscale pigment particle composition, which nanoscale pigment particle composition includes a quinacridone pigment molecules including at least one functional moiety, and a sterically bulky stabilizer compound including at least one functional group, the functional moiety of the pigment associates non-covalently with the functional group of the stabilizer, and the presence of the associated stabilizer limits the extent of particle growth and aggregation, to afford nanoscale-sized particles.
    Type: Application
    Filed: November 1, 2007
    Publication date: December 11, 2008
    Applicant: Xerox Corporation
    Inventors: C. Geoffrey ALLEN, Maria M. BIRAU, Rina CARLINI, Peter G. ODELL
  • Publication number: 20080300321
    Abstract: The present invention relates to a multicolor component adhesive system based on at least two miscible polymerizable components and a curative component, said system being suitable for providing an adhesive having any desired color. The present invention further relates to the use of the adhesive produced on the basis of the multicolor component adhesive system as an adhesive compound, jointing compound, repair material and/or filling material, preferably for plastics, more particularly cast stone, mineral substrates, more particularly natural stone, ceramic, earthenware, porcelain, metals and/or wood, and also to a method of producing the adhesive.
    Type: Application
    Filed: June 4, 2008
    Publication date: December 4, 2008
    Inventor: Dieter ZIMMERMANN
  • Publication number: 20080275169
    Abstract: The invention relates to new universal pigment preparations as virtually foam-free aqueous and also solventborne and solvent-free pigment preparations and to their use in aqueous, solventborne or solvent-free coating materials such as paints, varnishes, adhesives or inks, including printing inks, for example.
    Type: Application
    Filed: January 25, 2006
    Publication date: November 6, 2008
    Applicant: DEGUSSA GmbH
    Inventors: Andreas Wenning, Dietmar Loest
  • Patent number: 7435270
    Abstract: A composition comprising (A) at least one nickel complex pigment and (B) at least one disperse dye of formula (1) or (2) wherein R1 is hydrogen, hydroxy or a radical —NHCO—R6 wherein R6 is C1-C6alkyl or unsubstituted or C1-C4alkyl- or halo-substituted phenyl, R2 is hydrogen, hydroxy or a radical W—R7 wherein W is —NHCO— or —S— and R7 is C1-C6alkyl or unsubstituted or C1-C4alkyl- or halo-substituted phenyl, R3 is hydrogen, R4 is hydrogen or hydroxy, R5 is hydrogen, or R3 and R4 together form the radical of formula wherein the rings A and B, independently of one another, may carry further substituents, R8 is hydrogen or —CO—C2-C6alkyl wherein the C2-C6alkyl radical may be substituted by carboxy, or a radical wherein R11 is hydrogen, C1-C4alkyl, hydroxy, carboxy or halogen, R12 is hydrogen, C1-C4alkyl or halogen and R13 is hydrogen or C2-C3alkyl or, when R10 is halogen, R13 may be methyl, R9 is hydrogen or halogen, R10 is hydrogen or halogen, and n is a number 0, 1 or 2, with the proviso that R9, R10, R11, R12,
    Type: Grant
    Filed: April 14, 2004
    Date of Patent: October 14, 2008
    Assignee: Huntsman International LLC
    Inventors: Jean Pierre Luttringer, Rainer Hildebrand
  • Publication number: 20080227894
    Abstract: A pigment dispersion comprising a colour pigment and a polymeric dispersant having at least one pending chromophore group covalently bound to the polymeric backbone of the polymeric dispersant through a linking group wherein the at least one pending chromophore group is a derivative from a colour pigment selected from the group consisting of monoazo pigments, disazo pigments, ?-naphtol pigments, naphtol AS pigments, azo pigment lakes, benzimidazolone pigments, disazo condensation pigments, metal complex pigments, isoindolinone pigments, isoindolinine pigments, phthalocyanine pigments, quinacridone pigments, diketopyrrolo-pyrrole pigments, thioindigo pigments, anthraquinone pigments, anthrapyrimidine pigments, indanthrone pigments, flavanthrone pigments, pyranthrone pigments, anthanthrone pigments, isoviolanthrone pigments, aluminium pigment lakes, dioxazine pigments, triarylcarbonium pigments and quinophthalone pigments; the at least one pending chromophore group is a chromophore group occurring as a side gr
    Type: Application
    Filed: June 23, 2006
    Publication date: September 18, 2008
    Applicant: AGFA GRAPHICS NV
    Inventors: Johan Loccufier, Wojciech Jaunky, Geert Deroover, Lambertus Groenendaal
  • Publication number: 20080214706
    Abstract: The present invention relates to a moulded object made of a transparent and coloured plastic exhibiting a polychromatic effect, characterized in that the transparent plastic comprises from 0.1 to 1500 ppm of at least one fluorescent dye and from 50 to 10 000 ppm of at least one optical brightener. It also relates to the resin used for forming the moulded object. It also relates to a light device combining the said moulded object with at least one artificial light source which exhibits an emission in the region of excitation of the optical brightener, in particular in the 300-450 nm range, preferably 350-420 nm range, more preferably still 350-400 nm range.
    Type: Application
    Filed: February 14, 2006
    Publication date: September 4, 2008
    Applicant: Arkema France
    Inventors: Vlottes Peter, Wim Slouwerhof, Amy Lefebvre, Robert Wanat
  • Patent number: 7419542
    Abstract: The invention is directed to a method or use of 2,9-dichloro-quinacridone as an alpha crystal phase inhibitor and optionally, 4,11-dichloroquinacridone during the beta-quinacridone or gamma-quinacridone crude pigment particle size reduction processes. The invention is also directed to solid solutions of quinacridone comprising about 98 to about 80 weight % gamma or beta-quinacridone, about 0.1 to about 10 weight % 2,9-dichloroquinacridone and about 0.1 to about 10 weight % 4,11-dichloroquinacridone.
    Type: Grant
    Filed: July 18, 2006
    Date of Patent: September 2, 2008
    Assignee: Ciba Specialty Chemicals Corporation
    Inventors: Yingxia He, Colin Dennis Campbell, Gordian Schilling, Rhonda Carter, Melissa Wagner, James Thomas Will, Kevin Rodney Gerzevske
  • Publication number: 20080207803
    Abstract: A pigment dispersion includes a color pigment represented by Formula (I): wherein R1 to R8 are independently selected from the group consisting of hydrogen, an alkyl group, and a halogen; a polymeric dispersant having, via a linking group covalently linked to its polymeric backbone, at least one pending chromophore group; and the at least one pending chromophore group is a chromophore group occurring as a side group on the polymeric backbone and not a group in the polymeric backbone itself or occurring solely as an end group of the polymeric backbone; and the at least one pending chromophore group is represented by the Formula (II): wherein L is a linking group forming a covalent bond with the polymeric backbone; and R1 to R8 are independently selected from the group consisting of hydrogen, an alkyl group, and a halogen.
    Type: Application
    Filed: June 23, 2006
    Publication date: August 28, 2008
    Applicant: AGFA GRAPHICS NV
    Inventors: Johan Loccufier, Geert Deroover, Wojciech Jaunki, Lambertus Groenendaal
  • Patent number: 7416601
    Abstract: Black perylene pigments which comprise one of the isomers of the formula Ia or Ib in which R1, R2 are each independently phenylene, naphthylene or pyridylene, each of which may be mono- or polysubstituted by C1-C12-alkyl, C1-C6-alkoxy, hydroxyl, nitro, and/or halogen; X is halogen; n Is from 0 to 4, or comprises a mixture of both isomers and has a blackness value ?210 in an alkyd/melamine baking varnish.
    Type: Grant
    Filed: February 4, 2005
    Date of Patent: August 26, 2008
    Assignee: BASF Aktiengesellschaft
    Inventors: Peter Erk, Andreas Stohr, Arno Boehm, Walter Kurtz, Jin Mizuguchi, Benno Sens
  • Patent number: 7408061
    Abstract: Rylene dyes of the general formula I where the variables are defined as follows: R is hydrogen; optionally substituted C1-C30-alkyl, C5-C8-cycloalkyl, aryl or hetaryl; R? is bromine; cyano; —NR32; optionally substituted aryloxy, arylthio, hetaryloxy or hetarylthio; optionally substituted C3-C18-alk-1-ynyl; X, Y are both hydrogen or together are a radical of the formula Ia n is 2, 3, 4 or additionally 1 when X and Y are a radical of the formula Ia; n? is from 1 to 4; m is from 0 to 6.
    Type: Grant
    Filed: July 25, 2003
    Date of Patent: August 5, 2008
    Assignees: BASF Aktiengesellschaft, Max-Planck-Gesellschaft zur Foerderung der Wissenschaften e.V.
    Inventors: Matthias Krieger, Arno Boehm, Lorenz Siggel, Stefan Becker, Klaus Muellen, Christopher Kohl
  • Publication number: 20080171815
    Abstract: A pigmented inkjet ink comprising a pigment and a polymeric dispersant wherein the polymeric dispersant is a statistical copolymer comprising between 3 and 11 mol % of a long aliphatic chain (meth)acrylate wherein the long aliphatic chain contains at least 10 carbon atoms.
    Type: Application
    Filed: March 31, 2006
    Publication date: July 17, 2008
    Applicant: AGFA GRAPHICS NV
    Inventors: Lambertus Groenendaal, Geert Deroover
  • Patent number: 7393468
    Abstract: An adhesive adapted with particular optical properties, and its use to couple a substrate to a substrate holder during substrate processing are disclosed. After processing the substrate, the optical properties of the adhesive may be exploited to locate and/or remove adhesive residue that may be present on the substrate.
    Type: Grant
    Filed: February 23, 2005
    Date of Patent: July 1, 2008
    Assignee: Intel Corporation
    Inventors: Daoqiang Lu, Eric J. Li
  • Publication number: 20080139707
    Abstract: The objective of the present invention is to provide a chromatic coloring agent for multicolor laser marking, capable of forming clear markings having two or more different color tones when two or more laser beams having different energy levels are irradiated onto different places of a molded article, a composition for multicolor laser marking, for example, capable of forming a chromatic marking derived from the chromatic coloring agent and a white marking on the surface of a molded article whose base color is black or dark-color based color, a laser marking method, a multicolor-marked molded article and the like. The present chromatic coloring agent has an exothermic peak in the range of 360° C. or higher and 590° C. or lower, as measured by differential thermal analysis.
    Type: Application
    Filed: January 13, 2005
    Publication date: June 12, 2008
    Applicant: TECHNO POLYMER CO., LTD.
    Inventors: Kazuyoshi Kawakami, Hideyuki Kurimoto, Akira Shimizu, Toshiyuki Kosakai, Mio Ishida
  • Publication number: 20080139706
    Abstract: A process is provided for producing aqueous pigment dispersions for ink-jet recording in which fine pigments are stably dispersed and such a state can be maintained for a long period of storing. Moreover, a process is provided for producing aqueous pigment dispersions for ink-jet recording in which the time required for production such as dispersing time is short, and the production efficiency is high. The process for producing aqueous pigment dispersions for ink-jet recording includes a first step of kneading (1) a styrene-acrylic type resin with a styrene type monomer unit of 50 to 90 mass %, and at least one unit selected from an acrylic monomer unit and methacrylic monomer unit, having an acid value of 50 to 300, (2) a pigment, (3) a basic compound, and (4) a humectant to produce a solid colored kneaded product, and a second step of dispersing the solid colored kneaded product in an aqueous medium comprising water or water and humectant.
    Type: Application
    Filed: August 11, 2003
    Publication date: June 12, 2008
    Applicant: Dainippon Ink And Chemicals, Inc.
    Inventors: Hideaki Kaji, Kazuhiro Kaneko, Ritsuko Small, Hiromichi Arakawa, Shinichi Okada, Hiroshi Harada, Sadahiro Inoue
  • Patent number: 7384999
    Abstract: The invention relates to a powdery pigment preparation containing a pigment which is dispersed in an acrylate resin and which is characterized in that the acrylate resin has an average molecular mass Mw ranging from 40000 to 80000 g/mol and is a copolymer comprised of 50 to 65 mol % ethyl methacrylate, of 30 to 45 mol % butyl methacrylate, and of 0.5 to 5 mol % methacrylic acid. The powdery pigment preparation can be used for dyeing films, particularly those made of polymethyl methacrylate. The films do not have any specks nor holes.
    Type: Grant
    Filed: June 27, 2006
    Date of Patent: June 10, 2008
    Assignee: Clariant Produkte (Deutschland) GmbH
    Inventors: Robert Balent, Dietmar Beck, Heinfred Ohleier
  • Patent number: 7361701
    Abstract: A biodegradable plastic composition which can be stably adjusted in biodegradation rate, and has greatly improved resistance to hydrolysis and weather, in particular the former, and durability resulting from the improved resistances; a molded article thereof; and a method for controlling biodegradation rate using the same composition. The biodegradable plastic composition comprising (A) 100 parts by weight of biodegradable plastic, (B) 0.01 to 10 parts by weight of a carbodiimide compound and (C) 0.01 to 10 parts by weight of at least one compound selected from the group consisting of benzotriazole-, triazine- and hydroxylamine-based compounds; the molded article thereof; and the method for controlling biodegradation rate using the same composition.
    Type: Grant
    Filed: November 3, 2003
    Date of Patent: April 22, 2008
    Assignee: Nisshinbo Industries, Inc.
    Inventors: Ikuo Takahashi, Hirotaka Iida, Norimasa Nakamura, Yoshihiro Yamazaki, Tsuyoshi Takeuchi
  • Publication number: 20080085955
    Abstract: This invention seeks to provide a resin composition that can simultaneously satisfy resistances such as heat resistance and environmental resistance and moldability at high levels and that has excellent optical properties such as high refractivity and low birefringence and molded article thereof. The present invention is a resin composition containing a polyester resin formed from a dicarboxylic acid component and a diol component (a) and a polycarbonate resin formed from a carbonate-forming component and a diol component (b), the diol component (a) containing a specific fluorene-containing compound and the diol component (b) containing a specific fluorene-containing compound.
    Type: Application
    Filed: July 13, 2005
    Publication date: April 10, 2008
    Inventors: Takatsune Yanagida, Masatoshi Ando, Yoshihiko Imanaka, Masahiro Yamada, Shinichi Kawasaki, Mitsuaki Yamada, Hiroaki Murase, Tsuyoshi Fujiki, Kana Kobori
  • Patent number: 7344781
    Abstract: This polymeric composition comprises a blend of polymers comprising: (a) a semi-crystalline fluorinated polymer, (b) an acrylic polymer, and is characterized in that it additionally comprises: (c) from 0.01 to 20% by weight, with respect to the total weight of the semi-crystalline fluorinated polymer and of the acrylic polymer, of a nucleating agent in the form of particles having a melting point greater than that of the semi-crystalline fluorinated polymer. These compositions result in formulations in the form of dry powders or of powders in suspension in water or in a latent solvent for the semi-crystalline fluorinated polymer. Applied to a substrate, these formulations give, by baking, glossy and stable coatings comprising spherulites with a size of less than 5 ?m.
    Type: Grant
    Filed: August 30, 2004
    Date of Patent: March 18, 2008
    Assignee: Arkema France
    Inventors: Xavier Drujon, Scott Gaboury, Sophie Schneider, Jean-Claude Wittmann
  • Patent number: 7311769
    Abstract: A pigment composition containing a disazo pigment of formula (I) and at least one pigment from the group of organic orange, red and violet pigments
    Type: Grant
    Filed: November 11, 2004
    Date of Patent: December 25, 2007
    Assignee: Clariant Produkte (Deutschland) GmbH
    Inventors: Joachim Weber, Gerhard Wilker, Frank Alfter, Hans-Tobias Macholdt
  • Patent number: 7262294
    Abstract: Photochromatic compounds belonging to the groups of chromenes and spiro-pyrans having general formula (I)
    Type: Grant
    Filed: April 19, 2001
    Date of Patent: August 28, 2007
    Assignee: Great Lakes Chemical (Europe) GmbH
    Inventors: William Giroldini, Luciana Crisci, Vincenzo Malatesta
  • Patent number: 7160936
    Abstract: An ultraviolet radiation absorbent for thermoplastic polymer materials such as polyethylene terephthalate or polycarbonate contains cyclic imino ester compound of a specified structure in an amount of over 99.5 weight % and less than 100 weight % and having an acid value in the range of 1×10?3–1 and/or a chlorine ion content in the range of 1×10?1–1×103 ppm.
    Type: Grant
    Filed: April 5, 2005
    Date of Patent: January 9, 2007
    Assignees: Takemoto Yushi Kabushiki Kaisha, Teijin Dupont Films Japan Limited
    Inventors: Tatsuhiko Osaki, Tetsuo Ichihashi
  • Patent number: 7132467
    Abstract: Polyolefin mouldings that have excellent stability on permanent contact with chlorinated water comprise, as stabilizer, at least a compound selected from the group consisting of i) an epoxidized fatty acid having 3 to 22 carbon atoms or an aklyl ester thereof having 1 to 18 carbon atoms; and/or ii) an organotin compound; and/or iii) a compound containing at least one radical of the formula A or B.
    Type: Grant
    Filed: January 23, 2003
    Date of Patent: November 7, 2006
    Assignee: Ciba Specialty Chemicals Corp.
    Inventors: Erich Kramer, Alfred Georges Oertli, Markus Grob
  • Patent number: 7122081
    Abstract: The present invention is directed to an aqueous process for reducing particle size of organic pigments by milling the crude pigment in the presence of a water soluble styrene copolymer dispersant, optionally a defoamer, optionally an additive, and greater than about 10 wt. % water, and isolating the organic pigment.
    Type: Grant
    Filed: November 12, 2004
    Date of Patent: October 17, 2006
    Assignee: Ciba Specialty Chemicals Corporation
    Inventors: Yingxia He, Colin D. Campbell
  • Patent number: 7109259
    Abstract: A compound of the formula (I) wherein n is preferably 3; G1, G2, G3 and G4 are independently of one another e.g. C1–C4alkyl; A1 is e.g. hydrogen or methyl; A2 is e.g. methylene; A3? and A3? are e.g. C1–C4alkyl; A4 is e.g. C1–C8alkyl; Y is e.g. a group of the formula (IV) ?wherein R1 is e.g. hydrogen or methyl, R2 is e.g. methylene, R3? and R3? are e.g. C1–C4alkyl and R4 is e.g. hydrogen or C1–C8alkyl; and Z is e.g. a group of the formula (VI) ?with A10? and A10? being independently of one another e.g. hydrogen or C1–C4alkyl and A11? and A11? being independently of one another e.g. C2–C6alkylene, is useful for stabilizing an organic material against degradation induced by light, heat or oxidation.
    Type: Grant
    Filed: May 3, 2002
    Date of Patent: September 19, 2006
    Assignee: Ciba Specialty Chemicals Corporation
    Inventors: Dario Lazzari, Mirko Rossi, Graziano Zagnoni, Alessandro Zedda, Stephen Mark Andrews
  • Patent number: 7105589
    Abstract: The invention relates to thermoplastic molded masses, comprising A) 10 to 97 wt. % of at least one thermoplastic polyester, B) 1 to 30 wt. % of a flame-resistant agent combination with, based on 100 wt. % B), b1) 20 to 99 wt. % of a halogenated flame resistant agent, b2) 1 to 80 wt. % of a antimony oxide, C) 0.01 to 3 wt. % of at least one polyamide, D) 0.01 to 2 wt. % of at least one nigrosin, E) 0.01 to 3 wt. % of at least one anti-dripping agent and F) 0 to 70 wt. % of further adjuncts, whereby the sum of components A) to F) is 100%.
    Type: Grant
    Filed: April 22, 2003
    Date of Patent: September 12, 2006
    Assignee: BASF Aktiengesellschaft
    Inventor: Michael Geprägs
  • Patent number: 7101428
    Abstract: The invention is directed to a method or use of 2,9-dichloro-quinacridone as a crystal phase inhibitor during the beta-quinacridone or gamma-quinacridone crude pigment particle size reduction processes. 2,9-dichloroquinacridone is added to the milling composition of the crude gamma or crude beta quinacridone.
    Type: Grant
    Filed: November 12, 2004
    Date of Patent: September 5, 2006
    Assignee: Ciba Specialty Chemicals Corporation
    Inventors: Yingxia He, Colin Campbell, Gordian Schilling, Rhonda Carter
  • Patent number: 7057037
    Abstract: An ultraviolet radiation absorbent for thermoplastic polymer materials such as polyethylene terephthalate or polycarbonate contains cyclic imino ester compound of a specified structure in an amount of over 99.5 weight % and less than 100 weight %, having the melt beginning temperature obtained by melting point measurement in differential thermal analysis within the range of 300–310° C. and/or the weight loss beginning temperature obtained by thermogravimetric measurement within the range of 270–305° C.
    Type: Grant
    Filed: November 14, 2002
    Date of Patent: June 6, 2006
    Assignees: Takemoto Yushi Kabushiki Kaisha, Teijin DuPont Films Japan Limited
    Inventors: Tatsuhiko Osaki, Tetsuo Ichihashi
  • Patent number: 6919389
    Abstract: The invention discloses a stabilized resin composition comprising a thermoplastic resin and a stabilizing benzimidazole based additive compound. In a second embodiment, the invention discloses a method to make a stabilized composition comprising a benzimidazole based stabilizing compound and a resin, said method comprising mixing said benzimidazole based stabilizing compound with said resin.
    Type: Grant
    Filed: March 13, 2003
    Date of Patent: July 19, 2005
    Assignee: Crompton Corporation
    Inventors: William Palmer Enlow, Marshall D. Moore, Vaikunth Sitaram Prabhu, Tilak T. Raj, Arakali Srinivasarao Radhakrishna, Raju Kharatkar
  • Patent number: 6896726
    Abstract: The present invention relates to surface-treated organic pigments, to a process for their preparation and to their use in colouring a high molecular weight organic material. Compared with untreated pigments, the surface-treated pigments exhibit better rheological properties and/or no warping in the pigmenting of partially crystalline plastics.
    Type: Grant
    Filed: May 7, 2002
    Date of Patent: May 24, 2005
    Assignee: Ciba Specialty Chemicals Corp.
    Inventors: Philippe Bugnon, Caroline Sansonnens
  • Patent number: 6890377
    Abstract: Rylene dyes of the general formula I where R is hydrogen; unsubstituted or substituted C1-C30-alkyl, aryl or hetaryl; R? is unsubstituted or substituted C2-C30-alkyl or C5-C8-cycloalkyl, or substituted methyl; n is 0 or 1, their preparation and use for coloring high-molecular-weight organic and inorganic materials, and aminorylene-3,4-dicarboximide of the formula IV as their intermediates.
    Type: Grant
    Filed: February 14, 2002
    Date of Patent: May 10, 2005
    Assignees: BASF Aktiengesellschaft, Max-Planck-Gesellschaft zur Foerderung der Wissenschaften e.V.
    Inventors: Arno Böhm, Matthias Krieger, Stefan Becker, Klaus Müllen
  • Patent number: 6890977
    Abstract: The invention relates to the use of compounds of the formula R1, R2, R3 and R4 independently of one another are hydrogen, halogen, R6, OR6 or SR6, R5 is hydrogen or linear or branched C1-C12alkyl, benzyl or phenethyl, and R6 is an apolar group which is unsubstituted or substituted one or more times by halogen or by OC1-C6alkyl, with the proviso that if R5 is hydrogen, R1, R2, R3 or R4 is R6, OR6 or SR6, as additives in the pigmentation of partially crystalline plastics, especially those processed by injection moulding, with pigments containing at least one each of groups which are joined to one another as or are in conjugation with one another. Preferred pigments are quinacridone pigments, disazo condensation pigments, isoindolinone pigments and pyrrolo[3,4-c]pyrrole pigments, especially pyrrolo[3,4-c]pyrrole pigments. Corresponding formulations and novel compounds are likewise claimed. By these means it is possible to avoid warping.
    Type: Grant
    Filed: October 29, 2003
    Date of Patent: May 10, 2005
    Assignee: Ciba Specialty Chemicals Corporation
    Inventors: Franck Rey Flandrin, Guo-Hua Hu, Philippe Bugnon, Zhimin Hao
  • Patent number: 6869472
    Abstract: A new high chroma, opaque gamma 2,9-dichloroquinacridone pigment specified by its particle shape and size and characterized by C.I.E color space values in masstone, and a process for its preparation is dislosed. The new gamma 2,9-dichloroquinacridone pigment is especially useful for coloring coating compositions, such as automotive paints, and plastics.
    Type: Grant
    Filed: January 24, 2002
    Date of Patent: March 22, 2005
    Assignee: Ciba Specialty Chemicals Corporation
    Inventor: Fridolin Bäbler
  • Patent number: 6846335
    Abstract: A novel crystal form of C.I. Solvent Orange 60 gives a higher space-time yield in dye synthesis and is more easily finished.
    Type: Grant
    Filed: March 25, 2002
    Date of Patent: January 25, 2005
    Assignee: Bayer Aktiengesellschaft
    Inventors: Stephan Michaelis, Josef-Walter Stawitz
  • Publication number: 20040259985
    Abstract: An ultraviolet radiation absorbent for thermoplastic polymer materials such as polyethylene terephthalate or polycarbonate contains cyclic imino ester compound of a specified structure in an amount of over 99.5 weight % and less than 100 weight % and having an acid value in the range of 1×10−3-1 and/or a chlorine ion content in the range of 1×10−1-1×103 ppm.
    Type: Application
    Filed: June 30, 2004
    Publication date: December 23, 2004
    Inventors: Tatsuhiko Osaki, Tetsuo Ichihashi
  • Patent number: 6827774
    Abstract: The invention relates to a compound of the 1-aminoanthraquinone, anthanthrone, anthrapyrimidine, quinacridone, dioxazine, diketopyrrolopyrrole, flavanthrone, indanthrone, isoindolinone, isoviolanthrone, perinone, perylene, phthalocyanine, pyranthrone or thioindigo series, which compound has one or more sulfonate groups of formula (I) wherein R1 is methyl or ethyl, R2 is C6-C24alkyl, C6-C24alkenyl or C7-C24aralkyl, R3 and R4 are each independently of the other a chain consisting 1, 2 or 3 members, each member independently of any other(s) being (CH2))2O—, —(CH2)3O—, CH(CH3)CH2O—, —CH2CH(CH3)—O— or —CH2CH(CH2O—)O—and the chains being terminated by H, CH3, C2H5 ?or C(═O)CH3, m is a number from 0.3 to 1.0 and n is number from 0 to (1.0−m), the compound being suitable for use as a pigment dispersant and rheology improver.
    Type: Grant
    Filed: June 10, 2003
    Date of Patent: December 7, 2004
    Assignee: Ciba Specialty Chemicals Corporation
    Inventor: Philippe Bugnon
  • Patent number: 6827775
    Abstract: The invention relates to a compound of the 1-aminoanthraquinone, anthanthrone, anthrapyrimidine, quinacridone, dioxazine, diketopyrrolopyrrole, flavanthrone, indanthrone, isoindolinone, isoviolanthrone, perinone, perylene, phthalocyanine, pyranthrone or thioindigo series, which compound has one or more sulfonate groups of formula (1) wherein R1 is methyl or ethyl, R2, R3? and R4 are each independently of the others C6-C24alkyl or C6-C24alkenyl, m is a number from 0.3 to 1.0 and n is a number from 0 to (1.0 m), the compound being suitable for use as a pigment dispersant and rheology improver. Also claimed are modified pigments having that compound on their surface, and also pigment compositions and dispersions comprising that compound.
    Type: Grant
    Filed: June 10, 2003
    Date of Patent: December 7, 2004
    Assignee: Ciba Specialty Chemicals Corporation
    Inventor: Philippe Bugnon