Abstract: The invention relates to a pigment preparation, comprising (a) pigmentary copper phthalocyanine of the beta phase, characterized by a mean particle size d50 of 40 to 80 nm and a mean length to width ratio of the pigment particles of less than or equal to 2.0:1, and (b) 1% to 30% by weight, relative to the weight of the pigmentary copper phthalocyanine, of a pigment dispersant of the formula (II) where CPC is a group of a copper phthalocyanine, n is a number from 1 to 4.0, m is a number from 0.5 to 4.0; Kat is a cation from the group of the alkali metals, or H+; o is a number from 0 to 3.5, with n=m+o; R1, R2, R3, R4 are the same or different and are C1-C20 alkyl, C2-C20 alkenyl, C5-C20 cycloalkyl, C5-C20 cycloalkenyl or C1-C4 alkyl-phenyl, wherein the above groups are optionally substituted by hydroxyl and/or halogen. The pigment preparation is characterized by extreme high viscosity stability, which makes it particularly suitable for aqueous, solvent based and UV-curing inkjet inks.
Type:
Application
Filed:
May 2, 2009
Publication date:
April 21, 2011
Applicant:
CLARIANT FINANCE (BVI) LIMITED
Inventors:
Josef Geisenberger, Hans-Tobias Macholdt, Thomas Metz, Steffen Schneider, Christian Zeh
Abstract: The invention relates to a method for producing carboxylic acid amides, according to which at least one carboxylic acid of formula (I) R3—COON ??(I) wherein R3 is hydrogen or an optionally substituted hydrocarbon radical comprising between 1 and 50 carbon atoms, is reacted with at least one amine of formula (II) HNR1R2 ??(II) wherein R1 and R2 are independently hydrogen or an optionally substituted hydrocarbon radical comprising between 1 and 100 C atoms, to form an ammonium salt, and said ammonium salt is reacted in the presence of superheated water, under microwave irradiation, to form a carboxylic acid amide.
Abstract: The invention relates to a continuous method for producing amides, according to which at least one carboxylic acid of formula (I) R3-COON (I), wherein R3 is an optionally substituted alkenyl group comprising between 2 and 4 carbon atoms, is reacted with at least one amine of formula (II) HNR1R2 (II), wherein R1 and R2 are independently hydrogen or a hydrocarbon radical comprising between 1 and 100 C atoms, to form an ammonium salt and/or a Michael adduct, and said ammonium salt is then reacted to form a carboxylic acid amide. under microwave irradiation in a reaction pipe, the longitudinal axis of the pipe being oriented in the direction of propagation of the microwaves of a monomode microwave applicator.
Type:
Application
Filed:
March 18, 2009
Publication date:
April 21, 2011
Applicant:
CLARIANT FINANCE (BVI) LIMITED
Inventors:
Matthias Krull, Roman Morschhaeuser, Christoph Kayser
Abstract: The present invention relates to aqueous polyurethane-polyurea dispersions which stabilise a foam—produced by mechanical expansion—without addition of further foam-stabilising components in such a way that aqueous foams are obtainable which are stable both during temporary storage and during processing, so that they can be applied in the form of foam also by customary application methods and substantially retain the foam structure even after drying.
Abstract: The invention relates to a continuous method for producing fatty acid amides, according to which at least one fatty acid of formula (I), R3—COOH??(I) wherein R3 is an optionally substituted aliphatic hydrocarbon radical, is reacted with at least one amine of formula (II), HNR1R2??(II) wherein R1 and R2 are independently hydrogen or a hydrocarbon radical comprising between 1 and 100 C atoms, to form an ammonium salt, and said ammonium salt is then reacted to form a fatty acid amide, under microwave irradiation in a reaction pipe, the longitudinal axis of the pipe being oriented in the direction of propagation of the microwaves of a monomode microwave applicator.
Type:
Application
Filed:
March 18, 2009
Publication date:
April 21, 2011
Applicant:
CLARIANT FINANCE (BVI) LIMITED
Inventors:
Matthias Krull, Roman Morschhaeuser, Michael Seebach, Ralf Bierbaum, Joerg Appel
Abstract: Compounds of the general formula (I) a process for their preparation and their use for dyeing and/or printing organic substrates are described.
Abstract: The invention relates to a continuous method for producing fatty acid alkanol amides, wherein at least one fatty acid of the formula (I) R3—COOH??(I) where R3 is an optionally substituted aliphatic hydrocarbon radical with 5 to 50 carbon atoms, having at least one alkanol amine of the formula (II) HNR1R2??(II) where R1 is a hydrocarbon radical carrying at least one hydroxyl group and having 1 to 50 carbon atoms and R2 is hydrogen, R1 or a hydrocarbon radical having 1 to 50 carbon atoms, is reacted into an ammonia salt, and said ammonia salt is subsequently reacted in a reaction tube, the longitudinal axis thereof being disposed in the propagation direction of the microwaves of a monomode microwave applicator, under the action of microwave radiation into fatty acid alkanol amide.
Abstract: The invention relates to a continuous method for producing hydroxycarboxylic acid amides, according to which at least one hydroxycarboxylic acid of formula (I) HO—R3—COOH??(I) wherein R3 is an optionally substituted aliphatic hydrocarbon group comprising between 1 and 100 carbon atoms, is reacted with at least one amine of formula (II) HNR1R2??(II) wherein R1 and R2 are independently hydrogen or a carbon group comprising between 1 and 100 C atoms, to form an ammonium salt, and said ammonium salt is then reacted to form a hydroxycarboxylic acid amide, under microwave irradiation in a reaction pipe, the longitudinal axis of the pipe being oriented in the direction of propagation of the microwaves of a monomode microwave applicator.
Type:
Application
Filed:
March 18, 2009
Publication date:
April 14, 2011
Applicant:
CLARIANT FINANCE (BVI) LIMITED
Inventors:
Matthias Krull, Roman Morschhaeuser, Joachim Hess, Robert Milbradt, Franz-Xaver Scherl, Andreas Wacker, Michael Seebach, Joerg Appel
Abstract: The invention relates to a method for producing 1,2-propanediol, in that a liquid phase comprising at least 95 wt.-% glycerin is reacted with hydrogen in the presence of a copper-containing, powdered catalyst in a continuously operated stirred reactor at a pressure of 50 to 90 bar, wherein the stationary yield of the reaction is at least 60%.
Type:
Application
Filed:
May 27, 2009
Publication date:
March 24, 2011
Applicant:
CLARIANT FINANCE (BVI) LIMITED
Inventors:
Achim Stankowiak, Oliver Franke, Joerg Appel, Dirk Buehring, Olaf Wachsen
Abstract: The invention relates to washing and cleaning agents comprising a combination of chlorophyllase and a further hydrolase, preferably a lipase, particularly a galactolipase. The combination of chlorophyllase and galactolipase improves the cleaning power, particularly for chlorophyll-containing stains, compared to each of the two enzymes alone.
Abstract: The invention relates to a copolymer that can be obtained by the polymerization of the monomers (A), (B) and (C), (A) being a monomer of formula (I) wherein A is C2-C4 alkylene and B is a C2-C4-alkylene different from A, k corresponds to the number 0 or 1, m is a number between 0 and 500, n is a number between 0 and 500, the sum of m+n being equal to between 1 and 1000; (B) contains an ethylenically unsaturated monomer containing an aromatic group; and (C) is an ethylenically unsaturated monomer containing an alkyl radical. The copolymers according to the invention are suitable as dispersants for pigments.
Type:
Application
Filed:
July 23, 2008
Publication date:
March 17, 2011
Applicant:
CLARIANT FINANCE (BVI) LIMITED
Inventors:
Bjoern Fechner, Carsten Schaefer, Alexander Woerndle
Abstract: The invention relates to aqueous pigment preparations containing (A) at least one organic and/or inorganic pigment, (B) a dispersant of formula (I) or (II), or mixtures of the dispersants of formulas (I) and (II), (C) optionally wetting agents, (D) optionally other surfactants and/or dispersants, (E) optionally one or more organic solvents or one or more hydrotropic substances, (F) optionally other additives used conventionally for the production of aqueous pigment dispersions and (G) water.
Type:
Grant
Filed:
April 29, 2008
Date of Patent:
March 15, 2011
Assignee:
Clariant Finance (BVI) Limited
Inventors:
Bjoern Fechner, Carsten Schaefer, Alexander Woerndle
Abstract: The invention relates to a process for mass dyeing of polyacrylonitrile, wherein there is incorporated into a solution of acrylonitrile polymer or copolymer a pigment preparation which comprises 10 to 60% by weight of a pigment, 15 to 85% by weight of a glycol-based solvent, 5 to 25% by weight of a surfactant, and 0 to 10% by weight of customary additives, the percentages being based on the total weight of the pigment preparation.
Type:
Grant
Filed:
October 9, 2008
Date of Patent:
March 15, 2011
Assignee:
Clariant Finance (BVI) Limited
Inventors:
Rosa Maria Montoliu Gombau, Montserrat Fernández Balsells
Abstract: The present invention relates to novel 1:2 chromium complex dyes, processes for their preparation and their use for dyeing or printing fibre materials containing hydroxyl groups or containing nitrogen. The present invention relates to a 1:2 chromium complex dye of formula (I) wherein all substituents are as defined in the claims, a process for their preparation and their use for dyeing or printing fiber materials containing hydroxyl groups or containing nitrogen.
Abstract: The invention relates to reaction products of amines with polymers containing dicarboxylic acids anhydride groups, method for the production thereof and use thereof as a dispersing additive for pigments. The invention also relates to solid pigment preparations containing said reaction products.
Type:
Application
Filed:
March 31, 2009
Publication date:
February 24, 2011
Applicant:
CLARIANT FINANCE (BVI) LIMITED
Inventors:
Carsten Plueg, Jesus Pitarch Lopez, Alexander Woerndle
Abstract: The invention relates polysilazane-containing coatings for increasing the light permeability of sun-facing covers of solar cells. The coating for surfaces contains at least one polysilazane of formula (1) —(SiRR?R?—NR??1)n— (1), wherein R?,R?,R?? are the same or different or represent an optionally substituted alkyl, aryl, vinyl or (trialkoxysilyl)alkyl group, n being an integer and n being chosen in such a manner that the perhydropolysilazane has a number average molecular weight of 150 to 150,000 g/mol, a solvent and a catalyst. The cured coating has a thickness of at least 0.50-10 micrometer, preferably 0.2 to 5 micrometer, especially preferred 0.5 to 1.5 micrometer. It is especially suitable as transmission-promoting coating for use in sun-facing covers of solar cells.
Type:
Application
Filed:
April 17, 2009
Publication date:
February 24, 2011
Applicant:
CLARIANT FINANCE (BVI) LIMITED
Inventors:
Lars Luecke, Jens Reichwagen, Mike Husbands, Sarup Panesar
Abstract: The invention accordingly relates to a method for preparing transparent C.I. Pigment Violet 23 by salt kneading a Pigment Violet 23-crude in the presence of a crystalline salt and an organic liquid. Said method is characterized in that the organic liquid is propylene carbonate.
Abstract: The invention provides a pigment preparation comprising (a) C.I. Pigment Red 254 with an average particle size d50 of not more than 100 nm; (b) 0.1% to 30% by weight, based on the weight of the PR 254, of one or more dispersants from the group of the unlaked sulfo-containing monoazo dyes; and (c) 0.
Type:
Grant
Filed:
July 2, 2009
Date of Patent:
February 22, 2011
Assignee:
Clariant Finance (BVI) Limited
Inventors:
Tanja Reipen, Jens Reichwagen, Lars Schneider, Carsten Plueg, David Blum
Abstract: The invention relates to a method for producing phosphoric acid triesters of formula (I). According to said method, phosphoric acid or a phosphoric acid derivative selected from orthophosphoric acid, tetraphosphoric decaoxide and polyphosphoric acid is reacted with alkoxylated alcohols of formulae (II) R1—(OA1)x-OH, (Ill) R2—(OA2)y-OH, and (IV) R3—(OA3)z-OH, in the molar ratio phosphoric acid or phosphoric acid derivative to alkoxylated alcohol of 1:2.5 to 1:3.3, at between 200 and 240° C.
Type:
Application
Filed:
July 29, 2008
Publication date:
February 17, 2011
Applicant:
CLARIANT FINANCE (BVI) LIMITED
Inventors:
Peter Klug, Franz-Xaver Scherl, Waltraud Simsch, Adelgunde Oberhauser
Abstract: Use of the customary dyes for the type of fibre in question and using the customary dyeing and/or printing processes for the type of fibre in question for minimally reducing, retaining or increasing the NIR reflectance, preferably increasing the NIR reflectance, in the region of electromagnetic radiation of wavelength 700 nm to 1100 nm of textile material in relation to the undyed and untreated textile material, characterized in that metal-free dyes are used.
Type:
Application
Filed:
March 27, 2009
Publication date:
February 3, 2011
Applicants:
CLARIANT FINANCE (BVI) LIMITED, SCHOELLER TECHNOLOGIES AG
Inventors:
Rainer Nusser, Martin Leiler, Roland Lottenbach, Hans-Juergen Huebner