Fluorescent Dye, E.g., Stilbene, Benzimidazole, Benzoxazole, Benzothiazole, Pyrazoline Dye, Etc., Optical Brightner Or Bluing Agent Patents (Class 8/648)
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Patent number: 12018157Abstract: The invention relates to a compound characterized by general formula (100), wherein R1 and R6 are H or F, R2, R3, R4 and R5 can be any substituent, R7, R8, RN1, RN2, RN3 and RN4 are a hydrocarbon moiety, one of R9 and R10 is hydrogen and the other one is hydrogen or a saturated carbon atom connected to any substituent, and its use in staining and live cell fluorescence imaging.Type: GrantFiled: December 20, 2018Date of Patent: June 25, 2024Assignee: SPIROCHROME AGInventors: Kai Johnsson, Luc Reymond, Michelle Frei, Stefan Pitsch
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Patent number: 11859087Abstract: The present invention pertains to the field of optical functional materials, in particular relates to a fluorescent dye having a structure as shown in Formula (I). The fluorescent dye having the structure is covalently bonded to the biological macromolecule, and is stable. The fluorescent dye has high sensitivity, and can be used for different applications, such as cell imaging, fluorescent probes, laser dyes, and fluorescence sensors, and exhibits excellent utility. The preparation method provided by the present invention has low raw material costs, high yields, and employs a simple process that does not produce pollution, simple process. The prepared fluorescent dye has a novel structure and excellent properties, and is suitable for wide range of applications in the fields of biology and environmental science.Type: GrantFiled: June 12, 2018Date of Patent: January 2, 2024Assignee: SUZHOU BAIYUAN GENT. CO., LTD.Inventor: Tuanjie Che
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Patent number: 11214761Abstract: The present disclosure provides compositions for fabric treatment having at least one dye transfer inhibitor (DTI), at least one water-soluble carrier, at least one fragrance, and at least one buffer system, and other optional ingredients. During a wash cycle, the compositions disclosed herein significantly boost color fading protection of fabrics. The present disclosure further provides a method of making a composition for fabric treatment, including mixing a water-soluble carrier and a buffer system to form a mixture; adding a dye transfer inhibitor (DTI) and a fragrance into the mixture; mixing the mixture; heating the mixture and obtaining a melt thereby; and cooling the mixture. The method can further include shaping the melt into individual particles having melt bodies, which can optionally be in the form of a pastille.Type: GrantFiled: December 31, 2019Date of Patent: January 4, 2022Assignee: Henkel IP & Holding GmbHInventors: Maxime Pelletier, Daniel Thomas Piorkowski
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Patent number: 10787769Abstract: Novel fluorescent whitening agents, compositions or mixtures thereof with known fluorescent whitening agents, their preparation, and their use. The novel fluorescent whitening agents (FWAs) contain three structural subunits derived from 4,4?-diamino-2,2?-stilbenedisulfonic acid. The novel compounds and their mixtures with known FWAs show very good effectiveness as fluorescent whitening agents for cellulosic materials, in particular for paper.Type: GrantFiled: May 17, 2017Date of Patent: September 29, 2020Assignee: BLANKOPHOR GMBH & CO. KGInventors: Marco Hafermann, Bernd Hauschel, Bernhard Hunke, Theo Lansing, Michael Kraemer, Robert Peekhaus
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Patent number: 9415620Abstract: 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: GrantFiled: March 2, 2015Date of Patent: August 16, 2016Assignee: ARCHROMA IP GMBHInventors: Andrew Clive Jackson, Cedric Klein, David Puddiphatt
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Patent number: 9028561Abstract: A bluing composition concentrate comprises an aqueous medium and at least one colorant that exhibits a blue or violet shade when deposited onto a textile material. The concentrate can be used to produce a bluing composition, and the bluing composition can be used to treat textile materials in such a way as to decrease the visually-perceived yellow coloration of textile articles that can occur with repeated use and laundering.Type: GrantFiled: February 24, 2010Date of Patent: May 12, 2015Assignee: Milliken & CompanyInventors: Carlos Ilao, Jr., Kheng Teck Chan, Rajnish Batlaw, Zhen Zhen Lim
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Patent number: 9018151Abstract: Novel compounds based on distyryl-biphenyl are provided. The compounds conform to the general structure The compounds are useful as optical brighteners. Compositions, such as laundry care compositions, containing such compounds are also provided.Type: GrantFiled: September 4, 2012Date of Patent: April 28, 2015Assignee: Milliken & CompanyInventors: Eduardo Torres, Robert L. Mahaffey, Dominick J. Valenti, Patrick D. Moore, Leland G. Close, Jr.
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Publication number: 20150051134Abstract: This application relates to laundry care compositions comprising thiophene azo carboxylate fabric shading dyes and methods of treating a textile comprising such laundry care compositions.Type: ApplicationFiled: June 13, 2014Publication date: February 19, 2015Inventors: Gregory Scot MIRACLE, Eduardo TORRES, John David BRUHNKE
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Patent number: 8945239Abstract: The invention relates to novel inorganic brighteners, a process for their preparation and their use for brightening substrates. More specifically, the novel inorganic brighteners are phosphors characterized in that they have (i) an absorption maximum in the range of from 350 to 375 nm; (ii) a steep decrease of the absorption band near 400 nm; (iii) a quantum yield of the phosphorescence of at least 0.8; and (iv) a phosphorescence maximum in the range between 415 and 445 nm.Type: GrantFiled: April 10, 2007Date of Patent: February 3, 2015Assignee: Ciba Corp.Inventors: Christian Fabian, Bernhard Seider, Hans Reichert
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Patent number: 8940058Abstract: The present invention relates to a composition comprising a fluorescent whitening agent and a tertiary alkanolamine, a stable aqueous solution of such a composition and use of such composition for the bleaching of textile fibers or paper.Type: GrantFiled: July 27, 2012Date of Patent: January 27, 2015Assignee: 3V Sigma S.p.A.Inventors: Ferruccio Berte', Paolo Alioli, Marco Brena
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Patent number: 8940059Abstract: Disclosed is an azo compound represented by the formula (1) below, a salt thereof, or a copper complex salt compound thereof. (In the formula, R1 and R2 independently represent a hydrogen atom, a sulfonic acid group, a lower alkyl group or a lower alkoxyl group; R3-R6 independently represent a hydrogen atom, a lower alkyl group or a lower alkoxyl group; R7 represents a lower alkyl group or a lower alkoxyl group; and n represents 0 or 1.Type: GrantFiled: December 21, 2010Date of Patent: January 27, 2015Assignees: Nippon Kayaku Kabushiki Kaisha, Polatechno Co., Ltd.Inventors: Yuichi Sadamitsu, Takahiro Higeta
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Patent number: 8932727Abstract: Aqueous coating composition for optical brightening and shading of substrates comprising (a) at least one optical brightener of formula (I) in which the anionic charge on the brightener is balanced by a cationic charge composed of one or more identical or different cations selected from the group consisting of hydrogen, an alkali metal cation, alkaline earth metal, ammonium, ammonium which is mono-, di-, tri- or tetrasubstituted by a C1-C4 linear or branched alkyl radical, ammonium which is mono-, di-, tri- or tetrasubstituted by a C1-C4 linear or branched hydroxyalkyl radical, ammonium which is, di-, tri- or tetrasubstituted by a mixture of C1-C4 linear or branched alkylradical and linear or branched hydroxyalkyl radical or mixtures of said compounds, R1 and R1? may be the same or different, and each is hydrogen, C1-C4 linear or branched alkyl, C2-C4 linear or branched hydroxyalkyl, CH2CO2?, CH2CH2CONH2 or CH2CH2CN, R2 and R2? may be the same or different, and each is C1-C4 linear or branched alkyl, C2-C4Type: GrantFiled: June 21, 2011Date of Patent: January 13, 2015Assignee: Clariant Finance (BVI) LimitedInventors: Heidrun Grether-Schene, Cédric Klein, David Puddiphatt
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Patent number: 8894815Abstract: The instant invention relates to storage stable solutions of optical brighteners based on certain salt forms of anilino-substituted bistriazinyl derivatives of 4,4?-diaminostilbene-2,2?-disulphonic acid and of organic acids which do not need extra solubilizing additives.Type: GrantFiled: December 9, 2008Date of Patent: November 25, 2014Assignee: Clariant Finance (BVI) LimitedInventors: John Martin Farrar, Andrew Clive Jackson, Margaret Mahon, Martin Oberholzer
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Patent number: 8864851Abstract: The present invention relates to whitening compositions, processes for obtaining such compositions, stable aqueous solutions of such compositions and the use of such compositions for whitening of textile fibers, paper and in detergency.Type: GrantFiled: October 25, 2012Date of Patent: October 21, 2014Assignee: 3V Sigma S.p.A.Inventors: Ferruccio Berte', Marco Brena, Massimo Fabbi, Francesco Maestri
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Patent number: 8845761Abstract: Disclosed are compositions containing: a) 25-60% by weight of compound of formula (1) wherein X is hydrogen, an alkali or alkaline-earth metal, ammonium, alkylammonium and alkanolalkylammonium, alkanolammonium; b) at least 25% by weight of urea; c) up to 50% by weight of water.Type: GrantFiled: March 15, 2013Date of Patent: September 30, 2014Assignee: 3V Sigma S.P.A.Inventors: Carlo Seccomandi, Ivan Balestra, Paolo Alioli
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Patent number: 8840684Abstract: The invention relates to a process for dyeing and/or lightening keratin fibers such as the hair, using i) at least one cationic direct dye bearing a disulfide, thiol or protected thiol function especially of formula (I) as defined in the description and ii) water vapor. The invention also relates to the use i) of at least one cationic direct dye bearing a disulfide, thiol or protected thiol function combined with ii) water vapor, for dyeing and lightening keratin fibers, and to the use of water vapor for grafting onto keratin fibers dyes bearing a disulfide, thiol or protected thiol function. The process used and the use of thiol, protected thiol or disulfide dyes combined with water vapor makes it possible especially to obtain a long-lasting coloration on keratin fibers without the use of a reducing agent and without odor.Type: GrantFiled: December 5, 2011Date of Patent: September 23, 2014Assignee: l'orealInventor: Andrew Greaves
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Publication number: 20140259458Abstract: Compositions and methods that preserve and enhance the brightness of pulp, and also improve the color of pulp or paper, when applied during different stages of a papermaking process, are disclosed. The compositions and methods maintain or enhance brightness, prevent yellowing, and enhance the performance of paper products. The compositions can include a mixture of reducing agents and can also include optical brighteners, chelants, polycarboxylates, or other additives. The mixture of reducing agents can include a borohydride, such as sodium borohydride, and any other reducing agent, such as a sulfite or bisulfite.Type: ApplicationFiled: March 15, 2013Publication date: September 18, 2014Applicant: Ecolab USA Inc.Inventors: Prasad Y. Duggirala, Sergey M. Shevchenko
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Patent number: 8784612Abstract: The instant invention relates to storage stable solutions of optical brighteners based on certain salt forms of anilino-substituted bistriazinyl derivatives of 4,4?-diaminostilbene-2,2?-disulphonic acid and of organic acids which do not need extra solubilizing additives.Type: GrantFiled: December 9, 2008Date of Patent: July 22, 2014Assignee: Clariant Finance (BVI) LimitedInventors: John Martin Farrar, Andrew Clive Jackson, Margaret Mahon, Martin Oberholzer
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Patent number: 8778224Abstract: The present invention provides a fluorescent dye-silane hybrid resin manufactured by polycondensing an alkoxysilane bonded with a fluorescent dye with an organo-silane. More particularly, the present invention provides a fluorescent dye-siloxane hybrid resin that is manufactured by reacting a fluorescent dye having one or more functional groups with an alkoxysilane having an organic functional group to form an alkoxysilane bonded with the fluorescent dye and then polycondensing the alkoxysilane bonded with a fluorescent dye with an organo-silanediol and an organo-alkoxysilane having a thermocurable or ultraviolet-curable functional group without water. The fluorescent dye-silane hybrid resin has excellent thermostability, photostability, fluorescence characteristics, and processibility.Type: GrantFiled: December 20, 2011Date of Patent: July 15, 2014Assignee: Korea Advanced Institute of Science and TechnologyInventors: Byeong-Soo Bae, Seung-Yeon Kwak
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Patent number: 8771378Abstract: Disclosed is an azo compound represented by the general formula (1) or a salt thereof: wherein R1 and R2 independently represent a hydrogen atom, a lower alkyl group or a lower alkoxy group; and n represents 1 or 2. Also disclosed are a dye-containing polarizing film and a dye-containing polarizing plate, each of which comprises a polarizing film base material and the azo compound contained in the base material.Type: GrantFiled: November 17, 2010Date of Patent: July 8, 2014Assignees: Nippon Kayaku Kabushiki Kaisha, Polatechno Co., Ltd.Inventors: Yuichi Sadamitsu, Takuto Nishiguchi, Hiroaki Ohno
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Patent number: 8740997Abstract: Novel compounds based on diaminostilbene are provided. The compounds conform to the general structures The compounds are useful as optical brighteners. Compositions, such as laundry compositions, containing such compounds are also provided.Type: GrantFiled: June 3, 2013Date of Patent: June 3, 2014Assignee: Milliken & CompanyInventors: Robert L. Mahaffey, Eduardo Torres, Dominick J. Valenti, Patrick D. Moore, Leland G. Close, Jr.
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Patent number: 8715369Abstract: The present invention provides a treatment composition comprising a hydrophobic dye.Type: GrantFiled: September 14, 2012Date of Patent: May 6, 2014Assignee: The Sun Products CorporationInventors: Stephen Norman Batchelor, Jayne Michelle Bird
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Patent number: 8679199Abstract: The present invention relates to an aqueous dispersion containing (a) a fluorescent whitening agent, (b) a dispersing agent, (c) a ?-1,3-glucan and, optionally, (d) a vat dye and the use of the aqueous dispersions for whitening synthetic fibers, in particular polyester and polyacrylonitrile.Type: GrantFiled: January 4, 2012Date of Patent: March 25, 2014Assignee: Hunstman International LLCInventors: Serge Gruetter, Jean-Jacques Donze, Serge Schroeder, Andrea Frey
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Patent number: 8632610Abstract: The present invention provides a laundry treatment composition comprising a cationic azine dye.Type: GrantFiled: February 16, 2009Date of Patent: January 21, 2014Assignee: Conopco Inc.Inventors: Stephen Norman Batchelor, Jayne Michelle Bird, Susan Barbara Joyce
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Patent number: 8608907Abstract: 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: GrantFiled: June 10, 2009Date of Patent: December 17, 2013Assignee: Blankophor GmbH & Co. KGInventors: Bernhard Hunke, Michael Kraemer, Andrei Tauber, Günter Klug
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Publication number: 20130283547Abstract: The present invention relates to an aqueous dispersion containing (a) a fluorescent whitening agent, (b) a dispersing agent, (c) a ?-1,3-glucan and, optionally, (d) a vat dye and the use of the aqueous dispersions for whitening synthetic fibres, in particular polyester and polyacrylonitrile.Type: ApplicationFiled: January 4, 2012Publication date: October 31, 2013Applicant: HUNTSMAN INTERNATIONAL LLCInventors: Serge Gruetter, Jean-Jacques Donze, Serge Schroeder, Andrea Frey
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Patent number: 8562693Abstract: The invention relates to a dyeing composition comprising a fluorescent disulphide dye and to a method of dyeing keratin materials, with a lightening effect, that employs said composition. It likewise relates to new fluorescent disulphide dyes and to their uses in the lightening of keratin materials. This composition allows a particularly persistent lightening effect to be obtained.Type: GrantFiled: November 19, 2012Date of Patent: October 22, 2013Assignee: L'OrealInventors: Nicolas Daubresse, Andrew Greaves, Henri Samain
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Patent number: 8556993Abstract: The present invention relates to the use of a combination of a free fluorescent whitening agent and cationic polymer as a brightening agent for a synthetic single or blended textile, especially polyester textile, and to a corresponding brightening agent as well as a laundering process for brightening a synthetic, single or blended textile, which is characterized by a) preparing a composition by contacting a free fluorescent whitening agent with a cationic polymer, and b) treating said synthetic, single or blended textile with the composition prepared in step a).Type: GrantFiled: June 7, 2006Date of Patent: October 15, 2013Assignee: BASF SEInventors: Robert Hochberg, Oliver Becherer, Bernard Schultz, Goetz Scheffler, René Schlatter
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Patent number: 8506655Abstract: The present invention provides a fluorescent dye that incorporates a pentavalent phosphorus or arsenic into its ring structure. Also provided is a fluorescence energy transfer system that comprises the above fluorescent dye and a second dye, where the second dye is capable of energy transfer with the fluorescent dye. Additionally provided is a kit for labeling a target molecule. In further embodiments, another kit for labeling a target molecule is provided. A target molecule labeled with the above-described fluorescent dye is also provided. In additional embodiments, methods of labeling a target molecule are provided.Type: GrantFiled: August 2, 2012Date of Patent: August 13, 2013Assignee: Enzo Life Sciences, Inc.Inventors: Zaiguo Li, Praveen Pande
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Publication number: 20130174358Abstract: The present invention provides a treatment composition comprising a hydrophobic dye.Type: ApplicationFiled: September 14, 2012Publication date: July 11, 2013Applicant: The Sun Products CorporationInventors: Stephen Norman Batchelor, Jayne Michelle Bird
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Publication number: 20130167309Abstract: Methods of using dyes and associated technology are provided. A dye, such as a monomeric dye or a dimeric dye, may be used in a nucleic acid gel staining application and/or a nucleic acid detection application. Such a dye and a salt that comprises an anion that is associated with a strong acid and a cation that is associated with a strong base may be used in such an application. A dimeric dye, such as a dimeric dye capable of forming a hairpin-like structure, may be used to stain and/or detect nucleic acids via a release-on-demand mechanism. A dimeric dye having low background fluorescence in the absence of nucleic acids and high fluorescence in the presence of nucleic acids, upon binding therewith, may be used to stain and/or detect nucleic acids.Type: ApplicationFiled: July 3, 2012Publication date: July 4, 2013Applicant: Biotium, Inc.Inventors: Fei Mao, Wai-Yee Leung
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Patent number: 8475630Abstract: Compositions and methods of producing an optically-enhanced paper-based material are disclosed. The composition can include an optical brightening agent and an additive having an aromatic portion, where the aromatic portion is associated with an optical brightening agent. The paper-based material can exhibit a higher capacity for the optical brightening agent relative to a paper-based material that lacks the additive. Techniques for increasing optical brightening agent retention in a paper-based material are also disclosed. The techniques include using an additive having an aromatic portion, where the aromatic portion associates with an optical brightening agent so that the retention of the optical brightening agent is improved.Type: GrantFiled: April 16, 2010Date of Patent: July 2, 2013Assignee: NanoPaper, LLCInventors: Lynn Reis, Gangadhar Jogikalmath, David S. Soane
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Patent number: 8454711Abstract: Novel compounds based on diaminostilbene are provided. The compounds conform to the general structures The compounds are useful as optical brighteners. Compositions, such as laundry compositions, containing such compounds are also provided.Type: GrantFiled: September 4, 2012Date of Patent: June 4, 2013Assignee: Milliken & CompanyInventors: Robert L. Mahaffey, Eduardo Torres, Dominick J. Valenti, Patrick D. Moore, Leland G. Close
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Patent number: 8414661Abstract: The present invention relates to new compositions comprising compounds, which are molecular combinations of a phthalocyanine and a mono-azo dyestuff linked via specific linking groups. Further aspects are an improved shading process for textile materials and also use of these shading compositions for shading textiles.Type: GrantFiled: January 24, 2012Date of Patent: April 9, 2013Assignee: The Procter & Gamble CompanyInventors: Hans Kramer, Frank Bachmann, Christof Dosenbach, Mini Jeevanath, Georg Roentgen, Adolf Kaeser, Roger Wolfgang Basler, Neil Joseph Lant, Gregory Scot Miracle
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Patent number: 8398722Abstract: The invention relates to the dyeing of keratin materials using phenylpyrido[1,2-a]indolinium-derived thiol and disulfide fluorescent dyes. The invention relates to a dye composition comprising a phenylpyrido[1,2-a]indolinium-derived-chromophore thiol or disulfide dye and to a dyeing process with a lightening effect on keratin materials, in particular keratin fibers, especially human keratin fibers, such as the hair, using said composition. It similarly relates to novel phenylpyrido[1,2-a]indolinium-derived-chromophore thiol dyes and to the uses thereof in lightening keratin materials. This composition makes it possible to obtain a coloring with a lightening effect which is particularly resistant and visible on dark keratin fibers.Type: GrantFiled: September 18, 2008Date of Patent: March 19, 2013Assignee: L'OrealInventors: Andrew Greaves, Nicolas Daubresse
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Patent number: 8378083Abstract: This invention relates to bis-azo colorants for use as bluing agents, laundry care compositions comprising bis-azo colorants that may serve as bluing agents, processes for making such bluing agents and laundry care compositions and methods of using the same. The bluing agents are generally comprised of at least two components: at least one chromophore component and at least one polymeric component. These bluing agents are advantageous in providing a whitening effect to fabrics, while not building up over time and causing undesirable blue discoloration to the treated fabrics.Type: GrantFiled: October 22, 2010Date of Patent: February 19, 2013Assignee: Milliken & CompanyInventors: Robert L. Mahaffey, Jr., Xiaoyong Michael Hong, Eduardo Torres, Dominick J Valenti, Gregory S Miracle
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Patent number: 8328880Abstract: The invention relates to a dyeing composition comprising a fluorescent disulfide dye and to a method of dyeing keratin materials, with a lightening effect, that employs said composition. It likewise relates to new fluorescent disulfide dyes and to their uses in the lightening of keratin materials. The composition allows a particularly persistent lightening effect to be obtained.Type: GrantFiled: September 14, 2011Date of Patent: December 11, 2012Assignee: L'OrealInventors: Nicolas Daubresse, Andrew Greaves, Henri Samain
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Patent number: 8268016Abstract: The present invention provides a treatment composition comprising a hydrophobic dye.Type: GrantFiled: September 9, 2005Date of Patent: September 18, 2012Assignee: The Sun Products CorporationInventors: Stephen Norman Batchelor, Jayne Michelle Bird
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Patent number: 8262858Abstract: Oxidative compositions and processes that preserve and enhance the brightness and improve color of pulp or paper when applied during different stages of the papermaking process are identified. The oxidative composition and method maintains and/or enhances brightness, prevents yellowing, and enhances the performance of paper products. Used in combination with optical brighteners and/or chelants the oxidative agents produce a synergistic effect not previously identified in the paper process.Type: GrantFiled: March 29, 2011Date of Patent: September 11, 2012Assignee: Nalco CompanyInventors: Prasad Y. Duggirala, Sergey M. Shevchenko, Katherine M. Broadus
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Patent number: 8262744Abstract: Novel compounds based on diaminostilbene are provided. The compounds conform to the general structures The compounds are useful as optical brighteners. Compositions, such as laundry compositions, containing such compounds are also provided.Type: GrantFiled: May 18, 2011Date of Patent: September 11, 2012Assignee: Milliken & CompanyInventors: Robert L. Mahaffey, Eduardo Torres, Dominick J. Valenti, Patrick D. Moore, Leland G. Close, Jr.
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Patent number: 8262743Abstract: Novel compounds based on distyryl-biphenyl are provided. The compounds conform to the general structure The compounds are useful as optical brighteners. Compositions, such as laundry care compositions, containing such compounds are also provided.Type: GrantFiled: May 18, 2011Date of Patent: September 11, 2012Assignee: Milliken & CompanyInventors: Eduardo Torres, Robert L. Mahaffey, Dominick J. Valenti, Patrick D. Moore, Leland G. Close, Jr.
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Publication number: 20120211188Abstract: Concentrated aqueous fluorescent whitening agent preparations are disclosed for optically whitening paper, wherein the preparation contains a specific disulfo-type fluorescent whitening agent.Type: ApplicationFiled: September 17, 2010Publication date: August 23, 2012Applicant: BLANKOPHOR GMBH & CO. KGInventors: Bernhard Hunke, Andrei Tauber, Michael Kraemer, Guenter Klug, Theo Lansing, Marco Hafermann
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Publication number: 20120199302Abstract: The present invention relates to fluorescent whitening agent compositions containing at least two specific disulfo-type fluorescent whitening agents for optically whitening paper or board.Type: ApplicationFiled: September 17, 2010Publication date: August 9, 2012Applicant: BLANKOPHOR GMBH & CO. KGInventors: Bernhard Hunke, Andrei Tauber, Michael Kraemer, Guenter Klug
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Patent number: 8236064Abstract: The invention relates to a process for producing safety textiles in one of the following colors: fluorescent yellow, fluorescent orange-red or fluorescent red. In a first step a textile starting material is pre-dyed in the desired color such that the pre-dyed fluorescent material has a specified first minimum luminance factor and the color is situated within an associated color diamond. After that the pre-dyed material is cross-dyed with a mixture of a luminescent pigment dye and a binder in such a way that the cross-dyed fluorescent material has a specified second minimum luminance factor and the color of the cross-dyed material continues to be situated within the color diamond. Subsequently the cross-dyed material is dried.Type: GrantFiled: October 12, 2007Date of Patent: August 7, 2012Assignee: Hendel Textilveredelung GmbHInventors: Rainer Hendel, Sven Klaus Brosig
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Patent number: 8221588Abstract: The instant invention relates to storage stable solutions of optical brighteners based on certain salt forms of anilino-substituted bistriazinyl derivatives of 4,4?-diaminostilbene-2,2?-disulphonic acid which do not need extra solubilising additives.Type: GrantFiled: July 12, 2006Date of Patent: July 17, 2012Assignee: Clariant Finance (BVI) LimitedInventors: John Martin Farrar, Andrew Clive Jackson, Margaret Mahon
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Patent number: 8183197Abstract: A particle for use in a detergent composition. The particle can have a coating layer having a binder selected from the group consisting of surfactant, surfactant precursor, film-forming polymer, film forming inorganic salt, and mixtures thereof. The particle can have a core being at least partially coated by the coating layer. The particle can have a hueing dye.Type: GrantFiled: September 11, 2009Date of Patent: May 22, 2012Assignee: The Procter & Gamble CompanyInventors: Manasvini Prabhat, Gillian Balfour Swan
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Publication number: 20120122752Abstract: The present invention relates to new compositions comprising compounds, which are molecular combinations of a phthalocyanine and a mono-azo dyestuff linked via specific linking groups. Further aspects are an improved shading process for textile materials and also use of these shading compositions for shading textiles.Type: ApplicationFiled: January 24, 2012Publication date: May 17, 2012Inventors: Hans Kramer, Frank Bachmann, Christof Dosenbach, Mini Jeevanath, Georg Roentgen, Adolf Kaeser, Roger Wolfgang Basler, Neil Joseph Lant, Gregory Scot Miracle
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Publication number: 20120058565Abstract: Conjugates of 1,3-bis(1,4,7-triazacyclonon-1-yl)-2-hydroxypropanes with a variety of conjugating members are used in the formation of dinuclear metal complexes which bind to phosphate esters. By virtue of their conjugated forms, the complexes are incorporated into chromatographic media, affinity binding reagents, and dyes, which make the complexes useful in a wide range of assays, separations, and purifications. In addition, dinuclear metal complexes of 1,3-bis(1,4,7-triazacyclonon-1-yl)-2-hydroxypropanes that are not so conjugated are used in the detection of phosphate esters of biological species by either MALDI-TOF mass spectrometry or by dye displacement.Type: ApplicationFiled: March 9, 2011Publication date: March 8, 2012Applicant: BIO-RAD LABORATORIES, INC.Inventors: Thomas R. Berkelman, Lisandra Martin, Rhiannon Jones, John Walker, II
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Patent number: 8128713Abstract: The present invention relates to new compositions comprising compounds, which are molecular combinations of a phthalocyanine and a mono-azo dyestuff linked via specific linking groups. Further aspects are an improved shading process for textile materials and also use of these shading compositions for shading textiles.Type: GrantFiled: February 14, 2011Date of Patent: March 6, 2012Assignee: The Procter & Gamble CompanyInventors: Hans Kramer, Frank Bachmann, Christof Dosenbach, Mini Jeevanath, Georg Roentgen, Adolf Kaeser, Roger Wolfgang Basler, Neil Joseph Lant, Gregory Scot Miracle
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Patent number: 8119802Abstract: This invention relates to process for preparing fluorinated dyes selected from the group consisting of compounds of the general formulae (I) and (III) and mixtures thereof by reacting the corresponding compounds which do not have R12 or R30 as substituents with compounds of the general formula R12A or R30A where A is selected from the group consisting of I and Br, the compounds obtained from said process and the use of these fluorinated dyes in electrophoretic displays.Type: GrantFiled: August 29, 2007Date of Patent: February 21, 2012Assignees: BASF Aktiengesellschaft, Sipix Imaging Inc.Inventors: Nicolle Moonen, Stephan Hess, Jianqiang Qu, Markus Hoffmann, Ying-Syi Li, Jin Yang, Gerhard Wagenblast, Alfred Rennig, Thomas Gessner, Helmut Reichelt, Patrick Amrhein