Patents Assigned to Ciba Corporation
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Publication number: 20100062244Abstract: The present invention relates to a process for the production of plane-parallel platelets, comprising the steps: a) deposition of a separating agent I, which is dissolvable in water, onto a carrier to produce a separating agent layer, b) vapour-deposition of a separating agent II, which is not dissolvable in water, onto the separating agent layer of step a), c) vapour-deposition of at least one product layer onto the separating agent layer of step b), d) vapour-deposition of a separating agent II, which is not dissolvable in water, onto the product layer of step c), e) dissolution of the separating agent layer of step a) in water and production of a suspension in which the at least one product layer is present in the form of plane-parallel platelets, the top surface and the bottom surface, but not the side surfaces of which are covered by the separating agent II, and 0 dissolution of the separating agent layer of steps b) and d) in a solvent and production of a suspension in which the product, comprising at lType: ApplicationFiled: November 8, 2006Publication date: March 11, 2010Applicant: CIBA CORPORATIONInventor: Patrice BUJARD
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Publication number: 20100056647Abstract: The present invention relates to aqueous personal care, household care, and/or fabric care compositions comprising the instant copolymers. Also disclosed are methods for the rheological modification of aqueous personal care, household care, and/or fabric care compositions comprising the instant copolymers.Type: ApplicationFiled: August 27, 2009Publication date: March 4, 2010Applicant: Ciba CorporationInventors: Keith Graham, David Normington, Howard R. Dungworth, John M. Plonka
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Publication number: 20100043695Abstract: The present invention relates to an indicator system comprising (a) an indicator system comprising a) a photo- or thermochromic indicator compound and b) a luminescent colorant which increases the color difference of the color change of the reagent by at least 0.5 units.Type: ApplicationFiled: February 18, 2008Publication date: February 25, 2010Applicant: CIBA CORPORATIONInventors: Hans Reichert, Tracey Nisbet
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Publication number: 20100044688Abstract: Metal complexes of the formula I or I? [LDH]nM[L]m (I) [LTH](M[L]p)2 (I1) wherein n is an integer 1 or 2, m and p each is an integer 1 or 2, the sum (n+m) being 2 or 3, M is a metal with an atomic weight of greater than 40 such as Iridium, L is a ligand as described in claim 1, and LDH is a bidentate ligand of the formula I1 and LTH is a dimer of LDH, binding to 2 metal atoms M, of the formula II? wherein W is selected from O, S, NR4, CR5R6, X is N or CR7, Y is selected from O, S, NR8; and further residues are as defined in claim 1, show good light emitting efficiency in electroluminescent applications.Type: ApplicationFiled: February 4, 2008Publication date: February 25, 2010Applicant: CIBA CORPORATIONInventors: Annemarie Wolleb, Heinz Wolleb
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Publication number: 20100036020Abstract: A microcapsule comprising a core containing a hydrophobic liquid or wax within a polymeric shell, in which solid particles insoluble in the hydrophobic liquid or wax are distributed throughout the core, wherein an oil soluble dispersant polymer is adhered to the surface of the solid insoluble particles. Processes of obtaining the microcapsules and dispersions of microcapsules in a liquid are claimed. The microcapsules can be used in a variety of applications particularly in the field of thermal energy storage. Suitably the microcapsules can be designed to have a particular density and can be used in the transfer fluids where the density of the microcapsules are the same as the carrier fluid.Type: ApplicationFiled: November 14, 2007Publication date: February 11, 2010Applicant: CIBA CORPORATIONInventors: Chun-tian Zhao, Kishor Mistry, Bryan David Grey
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Publication number: 20100035839Abstract: Disclosed are merocyanine derivatives which correspond to the formula (I), wherein L1, L2 and L3 independently of each other are hydrogen; or L1 and L3 may be linked together to form a carbocyclic ring; R3 and R4 independently of each other are CN; —COR5; —COOR5; —CONR5R6; C1-C22alkyl; C2-C22alkenyl; C2-C22alkinyl; C3-C12cycloalkyl; C3-C12cycloalkenyl; C7-C20aralkyl; C1-C20heteroalkyl; C3-C12cycloheteroalkyl; C3-C18heteroaralkyl; C6-C20 aryl; C1-C12alkylcarbonylamino-C6-C20aryl; C2-C12heteroaryl; or —X2—Sil2; n is a number from 1 to 4; the meaning of R1 and R2 depends on the definition of n. The compounds are useful as UV absorbers for cosmetic applications.Type: ApplicationFiled: October 5, 2007Publication date: February 11, 2010Applicant: CIBA CORPORATIONInventor: Barbara Wagner
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Publication number: 20100032608Abstract: The instant invention relates to novel phthalocyanines and their use as IR-absorbers, in particular in transparent thermoplastic or crosslinkable polymers. A further aspect of the invention is a composition of these phthalocyanines and thermoplastic or crosslinkable polymers and an architectural or automotive glazing containing these phthalocyanines.Type: ApplicationFiled: December 21, 2007Publication date: February 11, 2010Applicant: CIBA CORPORATIONInventors: Francesca Peri, Cesare Lorenzetti, Samanta Cimitan, Markus Grob
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Publication number: 20100021831Abstract: The invention relates to a colourant composition comprising in a weight ratio of from 99:1 to 10:90, preferably a weight ratio of from 95:5 to 30:70, particularly preferred a weight ratio of from 95:5 to 50:50, a pigment of average particle size from 10 to 200 nm and a 1- or 2-phenylthio-substituted anthraquinones of greenish-yellow colour hue, lacking electron-rich N(III), O(II) and further S(II) substituents on the anthraquinone ring. The compositions are particularly useful in patterned colour filters. Compounds wherein the 1- or 2-phenylthio group is substituted by SOR10, SO2R10, SO3R10, SO2NR11R12, CN, COR10, COOR10 or CONR11R12, or the anthraquinone group is substituted by SO2NR11R12 are also claimed, with a few exceptions. The invention also relates to a compound of Formula (III) or (IV), wherein at least one of R1, R2 and R3 is SOR10, SO2R10, SO3R10, SO2NR11R12, CN or COR10, or at least one of R7, R8 and R9 is SO2NR11R12, with the proviso that R3 is not SO2NH2.Type: ApplicationFiled: February 13, 2008Publication date: January 28, 2010Applicant: CIBA CORPORATIONInventor: Véronique Hall-Goulle
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Publication number: 20100015459Abstract: The present invention relates to improvement in printability of coated paper by adding composition comprising granular starch onto the paper, said composition being essentially free of mineral or synthetic pigment.Type: ApplicationFiled: June 6, 2007Publication date: January 21, 2010Applicant: CIBA CORPORATIONInventor: Anna-Liisa Tammi
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Patent number: 7641813Abstract: Disclosed is an antifreeze composition comprising a) a water soluble liquid alcohol freezing point depressant, b) a triazine based compound of formula I, c) a mixture of tolutriazole compounds of formulae II and III, d) 2-ethylhexanoic acid or alkali metal salts thereof, e) heptanoic acid or alkali metal salts thereof and f) water, where the compounds of formula I are where Z is a C1-C11 alkylene group, X is hydrogen or an alkali metal, R1 and R2, independently are hydrogen or methyl, R3 is a group —NR4R5 where R4 is C1-C12 alkyl or -Z-COOX and R5 is hydrogen or C1-C12 alkyl; and where the compounds of formulae II and III areType: GrantFiled: September 29, 2008Date of Patent: January 5, 2010Assignee: Ciba CorporationInventors: Anil Choudhary, Mouhcine Kanouni
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Publication number: 20090318592Abstract: The present invention relates to novel processes for the preparation of a sterically hindered amine ether by reacting a corresponding sterically hindered amine oxide with a ketone or an aldehyde with at least one reactive H in the presence of a peroxydisulphate. Products obtained by this process may be hydrogenated. The compounds made by these processes are particularly effective in the stabilization of polymer compositions against harmful effects of light, oxygen and/or heat and as flame-retardants for polymers.Type: ApplicationFiled: October 2, 2006Publication date: December 24, 2009Applicant: CIBA CORPORATIONInventors: Markus Frey, Valérie Brönnimann
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Publication number: 20090300857Abstract: Disclosed are thiol dyes of formula (1), wherein R1, R2, R3, R4 and R5 independently from each other are hydrogen; unsubstituted or substituted, straight-chain or branched, monocyclic or polycyclic, interrupted or uninterrupted C1-C14alkyl; C2-C14alkenyl; C6-C10aryl; C6-C10aryl-C1-C10alkyl; or C5-C10alkyl(C5-C10aryl); A is a residue of an organic dye; and Y1 is the direct bond; C1-C10alkylene; C5-C10cycloalkylene; C5-C12arylene; or C5-C12arylene-(C1-C10alkylene). The compounds are used to dye hair with or without reducing agents. Furthermore, the present invention relates to compositions comprising thiol dyes of formula (1) and to process for the preparation of theses compounds.Type: ApplicationFiled: August 21, 2006Publication date: December 10, 2009Applicant: CIBA CORPORATIONInventors: Victor Paul Eliu, Beate Fröhling, Dominique Kauffmann
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Publication number: 20090293769Abstract: The invention pertains to pigment compositions comprising from 70 to 93%, preferably from 81 to 93%, of e copper phthalocyanine, from to 18% of an aminomethyl-substituted phthalocyanine, from 2 to 15% of an ammonium sulfonato phthalocyanine and less than 2% of other phthalocyanine compounds, preferably 5 made by wet-milling a mixture of a copper phthalocyanine and e copper phthalocyanine together with the aminomethyl-substituted phthalocyanine and a milling aid in an organic liquid and adding the ammonium sulfonato phthalocyanine before the milling aid and the organic liquid are separated from the wet-milled mixture.Type: ApplicationFiled: January 28, 2008Publication date: December 3, 2009Applicant: CIBA CORPORATIONInventors: Hyeonkook Lee, JangWon Jung, Takashi Deno, Masaki Ohwa
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Publication number: 20090261321Abstract: A semiconducting layer comprising a non-polymeric quinoid heteroacene compound of the formula (I) wherein X stands for O, S or NR, each of R, R1, R2, R3, R4, R5, R6, R7, R8 being independently selected from hydrogen and an organic residue, or 2 or more thereof together forming one or more annealed rings, which may be substituted or unsubstituted, carbocyclic or helerocyclic, aromatic, quinoid or aliphatic, may be used e.g. for the manufacture of a diode, an organic field effect transistor, an organic thin film transistor, or a device containing a diode and/or an organic field effect transistor and/or organic thin film transistor.Type: ApplicationFiled: April 4, 2007Publication date: October 22, 2009Applicant: Ciba CorporationInventors: Ulrich Berens, Arno Stassen, Beat Schmidhalter, Wolfgang Kalb, Frank Bienewald
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Publication number: 20090227730Abstract: The instant invention discloses a process for preventing contact discoloration of substrates coming into contact with elastomers and stabilizing elastomers to prevent oxidative, thermal, dynamic, light-induced and/or ozone-induced degradation, which comprises incorporating into the elastomers, or applying to these, at least a compound of the formula (I) wherein R1 is C1-C12alkyl, R2 is C1-C12alkyl, or R1 and R2 together with the carbon atom to which they are attached form an unsubstituted or with C1-C4alkyl substituted C5-C12cycloalkyl ring; R3 is hydrogen or —CH2—S(O)m—R5, R4 and R5 independently of each other are unsubstituted or with cyano substituted C5-C18-alkyl; C7-C9phenylalkyl, unsubstituted or with halogen, hydroxyl, cyano or C1-C4alkyl substituted phenyl or naphthyl; benzothiazolyl or —R6—CO2—R7, R6 is C1-C18alkylene, R7 is C1-C18alkyl, and m is 0, 1 or 2.Type: ApplicationFiled: October 2, 2006Publication date: September 10, 2009Applicant: Ciba CorporationInventors: Michèle Gerster, Hans-Rudolf Meier, Gerrit Knobloch, Pierre Rota-Graziosi
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Patent number: 7563289Abstract: Disclosed are thiol dyes of formula (1), wherein R1 is hydrogen; C1-C12alkyl; or phenyl-C1-C4alkyl; X is C1-C12alkylene; C2-C12alkenylene; C5-C10cycloalkylene; C5-C10arylene; or C5-C10arylene-C1-C10alkylene; Y is the residue of an organic dye which corresponds to the formula (1a), wherein R2 is hydrogen; or C1-C5alkyl; R3 is a radical of formula (1a1): (1a2); or (1a3); or R2 and R3 together with the linking carbon atom C form a 6 to 10 membered carbocyclic ring which may optionally be a condensated aromatic system and may contain one or more than one hetero atom; and R4, R5 and R6 independently form each other are hydrogen, or C1-C5alkyl; Z is H; or a thio ester group of formula (1b), wherein A is O; S; or N—R9; B is —OR7; —NR7R8, or —SR7; and A is O; S; or N—R9; B is —OR7; —NR7R8, or —SR7; and R7, R8 and R9, independently from each other are hydrogen; C1-C12alkyl C6-C12aryl; or C6-C12aryl-C1-C12alkyl. The compounds are useful for the dyeing of organic materials, such as keratin fibers, preferably human hair.Type: GrantFiled: September 27, 2006Date of Patent: July 21, 2009Assignee: Ciba CorporationInventors: Victor Paul Eliu, Beate Fröhling, Achim Bührer
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Publication number: 20090062560Abstract: Disclosed are electroluminescent metal complexes with triazoles of the formula (I), where n1 is an integer of 1 to 3, m1 and m2 each are an integer 0, 1 or 2, M1 is a metal with an atomic weight of greater than 40, L1 is a monodentate ligand or a bidentate ligand, L2 is a monodentate ligand, Q2 stands for an organic bridging group completing, together with the bonding carbon atoms of the triazole ring, an annellated, carbocyclic or heterocyclic, non-aromatic ring, which optionally may be substituted, Q3 represents a group of forming a condensed aromatic, or heteroaromatic ring, which can optionally be substituted, as well as new intermediates for the preparation of these complexes, electronic devices comprising the metal complexes and their use in electronic devices, especially organic light emitting diodes (OLEDs), as oxygen sensitive indicators, as phosphorescent indicators in bioassays, and as catalysts.Type: ApplicationFiled: December 18, 2006Publication date: March 5, 2009Applicant: CIBA CORPORATIONInventors: Roger Pretot, Roman Kolly, Thomas Schafer, Paul Adriaan Van Der Schaaf