Azine Containing Patents (Class 252/301.25)
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Patent number: 9546165Abstract: The present invention provides compounds useful as inhibitors of PDK1. The present invention also provides compositions thereof, and methods of treating PDK1-mediated diseases.Type: GrantFiled: October 5, 2010Date of Patent: January 17, 2017Assignees: Sunesis Pharmaceuticals, Inc., Millennium Pharmaceuticals, Inc.Inventors: Joseph Arndt, Timothy Chan, Kevin Guckian, Gnanasambandam Kumaravel, Wen-Cherng Lee, Edward Yin-Shiang Lin, Daniel Scott, Lihong Sun, Jermaine Thomas, Kurt van Vloten, Deping Wang, Lei Zhang, Daniel Erlanson
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Patent number: 8986436Abstract: The present invention relates to a new family of luminescent pigments consisting of a salt of two ruthenium(II) complex ions of opposite sign charges comprising N-chelating heterocyclic ligands and to their use in security applications to prevent counterfeiting. The invention also refers to ink compositions and to the security documents or secured goods comprising said luminescent pigments.Type: GrantFiled: February 10, 2012Date of Patent: March 24, 2015Assignee: Fábrica Nacional de Moneda y Timbre—Real Casa de la MonedaInventors: Guillermo Orellana Moraleda, David García Fresnadillo, Paloma Varela García De Oteyza, Javier Gamo Aranda, José Miguel Silván Pobes, Fernando Álvarez Martínez, Andrés Ruiz Quevedo
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Publication number: 20140034258Abstract: The invention relates to a composition suitable for optically whitening paper or board, wherein the composition contains specified bis-triazinylamino-stilbene fluorescent whitening agents with carboxylic acid and/or sulfonic acid groups. The composition can be used for whitening paper in the pulp, size press or by coating.Type: ApplicationFiled: March 22, 2012Publication date: February 6, 2014Applicant: BLANKOPHOR GMBH & CO.KGInventors: Bernhard Hunke, Andrei Tauber, Michael Kraemer, Günter Klug
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Publication number: 20130244147Abstract: The instant invention relates to liquid compositions comprising derivatives of diaminostilbene, binders and ink fixing agents such as divalent metal salts for the optical brightening of substrates suitable for high quality ink jet printing.Type: ApplicationFiled: April 26, 2013Publication date: September 19, 2013Applicant: INTERNATIONAL PAPER COMPANYInventors: Andrew Clive Jackson, Cedric Klein, David Puddiphatt, Benny J. Skaggs
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Patent number: 8252045Abstract: A device delivers a chemical or biological agent, the device comprises an imprint molecule (IM) to be delivered by the device; an electroactive molecularly imprinted polymer (EMIP) imprinted with the imprint molecule, the EMIP having a plurality of binding sites capable of binding the imprint; and an electric potential producing member (EPM), the EPM being capable of producing an electric potential between the EPM and the EMIP; whereby when the EMIP has a predetermined density of imprint molecule bound at the binding sites, and whereby when a sufficient potential is produced between the EPM and the EMIP, the imprint molecule is released from the binding site and thereby delivered by the device.Type: GrantFiled: March 10, 2006Date of Patent: August 28, 2012Assignee: Saint Louis UniversityInventors: Shelley Minteer, Jenny Ulyanova
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Publication number: 20120199250Abstract: A method of preparing an aluminum or aluminum alloy substrate to accept an adherent coating thereon is provided. The method includes the steps of degreasing the substrate, deoxidizing the substrate, and providing a prepaint conversion coating on the degreased and deoxidized substrate. The prepaint conversion coating composition comprises i) a source of fluoride ions; ii) a source of zirconium ions; iii) an acrylic resin; and iv) an optical brightener and forms a colorless, chromium-free conversion coating on the aluminum substrate that can be observed by exposing the treated substrate to UV light.Type: ApplicationFiled: February 4, 2011Publication date: August 9, 2012Inventors: Roberto Zoboli, Sara Salsa, Massimo Garzone
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Patent number: 8216300Abstract: A device delivers a chemical or biological agent, the device comprises an imprint molecule (IM) to be delivered by the device; an electroactive molecularly imprinted polymer (EMIP) imprinted with the imprint molecule, the EMIP having a plurality of binding sites capable of binding the imprint; and an electric potential producing member (EPM), the EPM being capable of producing an electric potential between the EPM and the EMIP; whereby when the EMIP has a predetermined density of imprint molecule bound at the binding sites, and whereby when a sufficient potential is produced between the EPM and the EMIP, the imprint molecule is released from the binding site and thereby delivered by the device.Type: GrantFiled: November 6, 2008Date of Patent: July 10, 2012Assignee: Saint Louis UniversityInventors: Shelley D. Minteer, Jenny Ulyanova
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Publication number: 20110226993Abstract: The instant invention relates to improved liquid sizing compositions comprising derivatives of diaminostilbene, binders, protective polymers and divalent metal salts for the optical brightening of substrates suitable for high quality ink jet printing.Type: ApplicationFiled: November 20, 2009Publication date: September 22, 2011Applicant: CLARIANT FINANCE (BVI) LIMITEDInventors: Andrew Clive Jackson, Cedric Klein, David Puddiphatt
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Publication number: 20110094694Abstract: The invention relates to a composition suitable for paper brightening, wherein the composition contains one or more specified fluorescent whitening agents with taurine groups. The composition is used for whitening paper, in particular at the wet-end, in the size press or by coating.Type: ApplicationFiled: June 10, 2009Publication date: April 28, 2011Applicant: BLANKOPHOR GMBH & CO. KGInventors: Bernhard Hunke, Michael Kraemer, Andrei Tauber, Gunter Klug
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Patent number: 7919010Abstract: The present invention relates to a doped organic semiconductor material comprising an organic matrix material which is doped with at least one heteromonocyclic and/or heteropolycyclic compound, the compound having at least one nitrogen atom with a free electron pair.Type: GrantFiled: December 22, 2005Date of Patent: April 5, 2011Assignee: Novaled AGInventors: Ansgar Werner, Horst Hartmann, Fenghong Li, Martin Pfeiffer, Karl Leo
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Publication number: 20100175845Abstract: The instant invention relates to storage stable aqueous optical brightener/PVOH solutions of low viscosity which may be used directly by the papermaker, in that they can be metered by pump directly into a coating composition, and which provide coated papers of a surprisingly high whitenessType: ApplicationFiled: July 24, 2007Publication date: July 15, 2010Applicant: Clariant Finance (BVI) LimitedInventors: Mariela Gauto, Andrew Clive Jackson, Alec Stewart Tindal
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Publication number: 20090081475Abstract: The instant invention relates to storage stable aqueous solutions of stilbene optical brighteners with polyvinyl alcohols which can be directly used by the papermaker in that they may be diluted with water and/or be metered directly into a coating composition, to provide coated papers of a particularly high whiteness.Type: ApplicationFiled: April 5, 2006Publication date: March 26, 2009Inventors: Andrew Clive Jackson, Alec Stewart Tindal, Mariela Gauto
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Publication number: 20080191169Abstract: The invention relates to a composition for optical brightening of substrates suitable for ink jet printing, comprising a) a fluorescent whitening agent of the formula (1): wherein X1, X2, X3 and X4 each, independent of the other, represent —NR1 R2 or —OR3, wherein R, and R2 are, independently of each other, hydrogen, cyano, a C,-C4alkyl group, which is unsubstituted or substituted by one or two of the following residues selected from the group consisting of C,-C4alkoxy, hydroxy, carboxyl or a salt thereof (—CO2M), cyano, carbonamido, thiol, guanidine, substituted or unsubstituted phenyl, unsubstituted or C.Type: ApplicationFiled: April 25, 2005Publication date: August 14, 2008Applicant: CIBA SPECIALTY CHEMICALS HOLDING INC.Inventors: Peter Rohringer, Robert Hochberg, Oliver Becherer, Stéphane Biry
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Patent number: 7393468Abstract: 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: GrantFiled: February 23, 2005Date of Patent: July 1, 2008Assignee: Intel CorporationInventors: Daoqiang Lu, Eric J. Li
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Publication number: 20080142179Abstract: The instant invention relates to aqueous dispersions of one or more optical brightening agent (OBA) which do not need dispersants or other stabilizing additives in order to avoid sedimentation during storage. The optical brighteners are sulfonated triazinylaminostilbene compounds which have excellent properties for whitening of paper and other cellulosic substrates.Type: ApplicationFiled: December 7, 2005Publication date: June 19, 2008Inventor: John Martin Farrar
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Publication number: 20080135805Abstract: The invention relates to a fluorescent pigment comprising a) a melamine-formaldehyde polycondensation product, b) a distyryl biphenyl fluorescent whitening agent (FWA) of the formula (1), in which R1 represents hydrogen, chlorine or C1-C4alkoxy and M represents hydrogen, an alkaline or alkaline earth metal, ammonium or ammonium that is mono-, di-, tri- or tetrasubstituted by C1-C4alkyl or C2-C4hydroxyalkyl and, optionally, c) at least one additional fluorescent whitening agent, a process for its preparation and use thereof for the fluorescent whitening of paper, especially in coating.Type: ApplicationFiled: August 3, 2005Publication date: June 12, 2008Inventors: Fabienne Cuesta, Ted Deisenroth, Kamalesh Pai Fondekar, Ramachandra V. Joshi, Peter Rohringer, Uma Ganeshram, Josef Zelger
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Patent number: 7132174Abstract: Different formulations of copolymers can be used to adjust or “tune” the energy levels (HOMO and LUMO) and the color of light emitted by an organic electronic device. The copolymer may principally include of electron-rich and electron-deficient monomeric units whose composition and number are chose to optimize the efficiency of the device. A relatively smaller amount of fluorophore monomeric units may also be used to adjust the emission wavelength. The copolymer can be used in displays and potentially other electronic devices.Type: GrantFiled: May 27, 2003Date of Patent: November 7, 2006Assignee: E. I. du Pont de Nemours and CompanyInventors: Hailiang Wang, Gang Yu
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Publication number: 20040074021Abstract: The invention relates to an optical brightener mixture (W) comprising optical brighteners (A) of formula (Ia), and (B) of formula (Ib) and optionally (C) of formula (Ic) as defined herein, their concentrated aqueous solutions (S), their production and their use.Type: ApplicationFiled: June 25, 2003Publication date: April 22, 2004Inventors: John Martin Farrar, Andrew Clive Jackson, Alec Stewart Tindal
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Publication number: 20030164475Abstract: Described is a process for preparing concentrated solutions or suspensions of anionic organic compounds which comprises a) acidifying an aqueous solution or suspension of an anionic organic compound containing salts and/or impurities to a pH of 4.5 or less, if the pH is above this value, so that b) the anionic organic compound is water-insoluble and precipitates in the form of the free acid, c) bringing the suspension to a salt content below 2% by weight, based on the total weight of the retentate, by means of ultrafiltration with a membrane having pore diameters of from 0.001 to 0.02 &mgr;m, and d) optionally washing out the salts with water having a pH below 4,5, e) optionally carrying out acid-free washing with water thereafter, and then f) concentrating, so that the amount of anionic organic compound is 5-50% by weight, and g) if desired, bringing the anionic organic compound into solution by adding an appropriate base.Type: ApplicationFiled: November 22, 2002Publication date: September 4, 2003Inventors: Jacek Malisz, Adolf Kaser, Rainer Kaufel, Holger Lautenbach, Elke Polley, Martina Hoffmann
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Patent number: 6525200Abstract: Multicyclic aromatic compounds useful as complexing agents having the general formula: Methods of complexing and quantitating a component in a sample such as urea or guanidine are also disclosed.Type: GrantFiled: August 10, 2000Date of Patent: February 25, 2003Assignee: Roche Diagnostics CorporationInventors: Alisher B. Khasanov, Thomas W. Bell
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Publication number: 20030018101Abstract: A coating composition for application on a porous substrate for use with a roller printing application. The coating composition comprises an ethoxylated polyethyleneimine polymer, a pH modifier, a thickening additive, an ammonium sulfate, a surfactant, and water. Optional additives can comprise a biocide, a lower aliphatic alcohol and a UV fluorescent dye. When the coating composition is applied to the porous substrate, waterfast prints are produced which are resistant to smudging or bleeding when subjected to moisture. The coating composition can be applied to the porous substrate as a pre-print coating or a post-print coating.Type: ApplicationFiled: June 27, 2001Publication date: January 23, 2003Applicant: Scitex Digital Printing, Inc.Inventors: Raouf Botros, Randolph W. Spratt
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Patent number: 6391065Abstract: A water-dilutable UV light absorber composition and method for improving the lightfastness of dyed textiles is provided. The composition includes from about 5-75% by weight of an ultraviolet light absorbing agent selected from the group consisting of benzotriazole, benzophenone, and phenol substituted triazine; and from about 25-95% by weight of an organic solvent suitable for dissolving the ultraviolet light absorbing agent. The ultraviolet light absorbing agent is applied to the textiles in a concentration sufficient to result in an add-on in the range of between 0.4-4.0% by weight of the textiles when dry.Type: GrantFiled: November 3, 1995Date of Patent: May 21, 2002Assignee: Boehme Filatex, Inc.Inventor: Thomas W. Cooke