Patents Assigned to Clariant GmbH
  • Publication number: 20070215007
    Abstract: A method for the finishing treatment of organic pigments includes allowing an, optionally milled, organic raw pigment and one or more ionic liquids to interact.
    Type: Application
    Filed: April 28, 2005
    Publication date: September 20, 2007
    Applicant: CLARIANT GMBH
    Inventors: Gerald Mehltretter, Hans Metz, Carsten Plueg
  • Patent number: 7166660
    Abstract: The present invention relates to phosphorus compounds as stabilizers for polymers with respect to exposure to heat or mechanical stress during processing. In particular, even very small concentrations of from 25 to 350 ppm of bis(diphenylphosphino)-2,2-dimethylpropane are highly effective.
    Type: Grant
    Filed: June 17, 2002
    Date of Patent: January 23, 2007
    Assignee: Clariant GmbH
    Inventor: Peter Staniek
  • Patent number: 7160507
    Abstract: The invention relates to an additive and to a method of corrosion inhibition on devices for the recovery and transportation of hydrocarbons in crude oil recovery and processing by adding an effective amount of an inhibitor. The inhibitor comprises an alkoxylated quaternary compounds of the formula 1 where R1, R2 are independently groups of the formula —(B)—(O—A)n—O—CO—R5 or —(A—O)n—(C)—CO—O—R5, R3 is C1— to C30-alkyl or C2— to C30-alkenyl, R4 is an organic radical with 1 to 100 carbon atoms optionally containing heteroatoms, R5 is an alkyl or an alkenyl, n is a number from 1 to 20, A is an alkylene group, B is an alkylene group, C is a C1— to C6-alkylene group and X is an anion, used as corrosion inhibitors.
    Type: Grant
    Filed: June 27, 2002
    Date of Patent: January 9, 2007
    Assignee: Clariant GmbH
    Inventors: Uwe Dahlmann, Michael Feustel
  • Patent number: 7153358
    Abstract: A pigment preparation comprising a) at least one diketopyrrolopyrrole pigment of the formula (V) as a base pigment and b) at least one pigment dispersing agent based on sulphonated diketopyrrolopyrrole derivatives and the use thereof for the undistorted coloration of plastics
    Type: Grant
    Filed: July 2, 2003
    Date of Patent: December 26, 2006
    Assignee: Clariant GmbH
    Inventors: Joachim Weber, Thomas Hundsdorf, Matthias Ganschow
  • Patent number: 7151137
    Abstract: The invention provides water-soluble or water-swellable copolymers obtained by free-radical copolymerization of A) acryloyldimethyltaurine and/or acryloyldimethyltaurates, B) if desired, one or more other olefinically unsaturated, optionally crosslinking comonomers containing at least one oxygen, nitrogen, sulfur or phosphorus atom and possessing a molecular weight of less than 500 g/mol, the copolymerization C) taking place in the presence of at least one polymeric additive having a number-average molecular weight of from 200 g/mol to 109 g/mol. The water-soluble or water-swellable copolymers of the present invention are useful in paper processing, laundry detergents, textile processing, petroleum extraction and formulating cosmetics.
    Type: Grant
    Filed: November 28, 2001
    Date of Patent: December 19, 2006
    Assignee: Clariant GmbH
    Inventors: Roman Morschhäuser, Matthias Löffler
  • Patent number: 7148276
    Abstract: The invention relates to a flame retardant combination comprising, as component A, a phosphinate of the formula (I) and/or a diphosphinate of the formula (II) and/or polymers of these where R1 and R2 are identical or different and are C1–C6-alkyl, linear or branched, and/or aryl; R3 is C1–C10-alkylene, linear or branched, C6–C10-arylene, -alkylarylene or -arylalkylene; M is calcium ions, magnesium ions, aluminum ions and/or zinc ions, m is 2 or 3; n is 1 or 3; x is 1 or 2; and comprising a component B1, B2 and/or B3 wherein B1 is a salt of 1,3,5-triazine compound with polyphosphoric acid, and wherein B2 is a melamine polymetaphosphate, and wherein B3 is a composite salt of polyphosphoric acid with melamine, melam and/or melem.
    Type: Grant
    Filed: September 5, 2003
    Date of Patent: December 12, 2006
    Assignee: Clariant GmbH
    Inventors: Harald Bauer, Sebastian Hoerold, Werner Krause, Martin Sicken
  • Patent number: 7147703
    Abstract: The invention relates to a process for aftertreating organic pigments which comprises heating the unground or ground organic crude pigment in water and/or organic solvents by means of microwave irradiation, under pressure if desired, so that the mass temperature of the mixture reaches 30 to 250° C.
    Type: Grant
    Filed: September 16, 2005
    Date of Patent: December 12, 2006
    Assignee: Clariant GmbH
    Inventors: Matthias Ganschow, Carsten Plueg
  • Patent number: 7144527
    Abstract: The invention relates to a flame retardant combination comprising, as component A, a phosphinate of the formula (I) and/or a diphosphinate of the formula (II) and/or polymers of these where R1 and R2 are identical or different and are C1–C6-alkyl, linear or branched, and/or aryl; R3 is C1–C10-alkylene, linear or branched, C6–C10-arylene, -alkylarylene or -arylalkylene; M is calcium ions, magnesium ions, aluminum ions and/or zinc ions, m is 2 or 3; n is 1 or 3; x is 1 or 2; and comprising a component B1, B2 and/or B3 wherein B1 is a salt of 1,3,5-triazine compound with polyphosphoric acid, and wherein B2 is a melamine polymetaphosphate, and wherein B3 is a composite salt of polyphosphoric acid with melamine, melam and/or melem.
    Type: Grant
    Filed: September 11, 2003
    Date of Patent: December 5, 2006
    Assignee: Clariant GmbH
    Inventors: Volker Thewes, Andrea Zurstrassen
  • Publication number: 20060270570
    Abstract: Lubricants intended for solid surfaces, and particularly for skis, and comprising a partially fluorinated compound of formula 1 RF—(A)a—(O)b—(B)c—(D)d—(RF)e??(1) where RF is a perfluorinated radical of formula F(CF2)n-, n is a number from 1 to 20, A is C1-C30, preferably C1-C18, alkylene. B is arylene having 6 to 14 carbon atoms or is a saturated or unsaturated monocyclic or polycyclic hydrocarbon having 3 to 30, preferably 3 to 18 carbon atoms, D is hydrogen or C1-C30, preferably C1-C18, alkyl, a is zero or 1, b, c, and d are zero, 1 or 2 and e is zero or 1, with the proviso that b and c are not simultaneously zero.
    Type: Application
    Filed: April 8, 2004
    Publication date: November 30, 2006
    Applicant: CLARIANT GMBH
    Inventors: Ralf Grottenmueller, Norbert Schmitt, Anton Probst, Robert Schmid
  • Patent number: 7135067
    Abstract: The invention relates to a pigment dispersion consisting essentially of a) at least one organic or inorganic pigment or a combination of the same, b) an alpha-methyl--omega-hydroxy-polyethylene glycol ether having an average molar mass of between 250 and 1000 g/mol, c) standard dispersing agents for producing aqueous pigment dispersions, d) water, and e) optionally other standard additives.
    Type: Grant
    Filed: June 29, 2002
    Date of Patent: November 14, 2006
    Assignee: Clariant GmbH
    Inventors: Andreas Harz, Lothar Wihan, Martin Alexander Winter, Andreas Pfrengle
  • Patent number: 7132390
    Abstract: The invention provides an adsorbate which comprises a soluble zinc compound of a polycarboxylic acid adsorbed on crystalline alkali metal phyllosilicate, and the use thereof.
    Type: Grant
    Filed: July 21, 2004
    Date of Patent: November 7, 2006
    Assignee: Clariant GmbH
    Inventors: Harald Bauer, Günther Schimmel
  • Patent number: 7129320
    Abstract: The invention relates to polymeric phosphinic acids and their salts of the formula (I) where X is hydrogen or 1/m of a metal of valency m, or is a protonated nitrogen base, R1 and R2 are identical or different and are hydrogen, a carboxy group, a carboxylic acid derivative, an unsubstituted or substituted alkyl group having from 1 to 10 carbon atoms, phenyl, benzyl, or alkyl-substituted aromatic systems, R3 and R4 may be identical or different and are an unsubstituted or substituted alkyl group having from 2 to 20 carbon atoms, or are OX, with the above meaning for X, and ? is the average number of monomer units. The invention further relates to a process for preparing the above-mentioned compounds, and to their use.
    Type: Grant
    Filed: March 4, 2004
    Date of Patent: October 31, 2006
    Assignee: Clariant GmbH
    Inventors: Martin Sicken, Werner Krause, Norbert Weferling, Hans-Peter Schmitz
  • Patent number: 7122511
    Abstract: Process for the preparation of bleach activator granules, which comprises extruding a mixture comprising bleach activator, anionic or nonionic surfactant and polyalkylene glycol at temperatures of from 40 to 120° C. and a pressure of from 5 to 30 bar, and granulating the resultant extrudates at a temperature of from 40 to 120° C. on a spheronizer.
    Type: Grant
    Filed: July 23, 2002
    Date of Patent: October 17, 2006
    Assignee: Clariant GmbH
    Inventors: Georg Borchers, Torsten Pilz
  • Patent number: 7118623
    Abstract: The invention relates to a diaryl yellow pigment preparation, including a) at least one diaryl yellow pigment b) at least one natural resin on the basis of rosin or modified rosin, c) at least one compound of formula (1), and d) an aluminum, zinc, manganese or iron compound in an amount of from 0.1 to 8% by weight (calculated as a metal cation), based on component b). The inventive preparations are suitable for a variety of applications, among them the production of printing inks, especially offset printing inks.
    Type: Grant
    Filed: February 28, 2002
    Date of Patent: October 10, 2006
    Assignee: Clariant GmbH
    Inventors: Heinz Bach, Ulrich Ott, Rainer Winter, Thomas Heber, Rolf Kaiser
  • Patent number: 7109155
    Abstract: Liquid bleaching composition components are claimed which comprise 1) amphiphilic copolymers which include structural units which are derived from a) acryloyldimethyltauric acid in free, partially neutralized or completely neutralized form with mono- or divalent inorganic or organic cations and b) at least one hydrophobic comonomer based on ethylenically unsaturated polyalkylene alkoxylates and optionally c) further at least monovinylically unsaturated comonomers different from a) and b), and 2) at least one bleach activator, bleach catalyst or oxygen transfer agent.
    Type: Grant
    Filed: December 4, 2003
    Date of Patent: September 19, 2006
    Assignee: Clariant GmbH
    Inventors: Gerd Reinhardt, Irina Geiger, Matthias Loeffler, Roman Morschhaeuser
  • Patent number: 7104404
    Abstract: A method for the flotation of sulfide ores is disclosed. The method comprises contacting the sulfide ores with a composition comprising at least one compound of the formula where R1, R2 and R3 independently of one another are alkyl groups having 1 to 18 carbon atoms, alkenyl groups having 2 to 18 carbon atoms, aryl groups having 6 to 10 carbon atoms, or alkylaryl groups having 7 to 10 carbon atoms.
    Type: Grant
    Filed: July 22, 2003
    Date of Patent: September 12, 2006
    Assignee: Clariant GmbH
    Inventors: Tobias Rau, Heinrich Hesse, Wolfgang Buch, Jaime Gomez, Miguel Angel Arends, Norbert Ernstorfer
  • Patent number: 7102014
    Abstract: The invention provides novel pigment dispersants of the formula (I): in which Q is a radical of the formula (Ia): s is a number from 0.1 to 4.0 and n is a number from 0 to 2.0; and provides pigment preparations comprising an organic base pigment and a pigment dispersant of the formula (I).
    Type: Grant
    Filed: March 24, 2004
    Date of Patent: September 5, 2006
    Assignee: Clariant GmbH
    Inventors: Joachim Weber, Felix Wendelin Grimm, Erwin Dietz
  • Patent number: 7101929
    Abstract: The present invention relates to a process for reducing water carry-over during the production of polyolefin films or polyolefin tapes which are passed through a waterbath, where the polyolefin formulation comprises polyolefin waxes. The results are that less water is carried over and that the products have higher quality and better processing properties.
    Type: Grant
    Filed: May 15, 2003
    Date of Patent: September 5, 2006
    Assignee: Clariant GmbH
    Inventors: Matthias Zäh, FranzLeo Heinrichs, Reiner Hess
  • Patent number: 7094745
    Abstract: The use of compounds of the formula (1) M(L)nXm??(1) in which M is a metal atom from the group consisting of Mn, Fe, Co, Ni, Mo and W, L is a ligand from the group consisting of the cyclic carboxamides (lactams), X is chloride, bromide, nitrate, perchlorate, citrate, hexafluorophosphate or anions of organic acids having C1–C22 carbon atoms and n is a number from 2 to 4 and m is a number from 0 to 4, as catalysts for peroxygen compounds, in particular in detergents, bleaches and cleaning agents, is claimed.
    Type: Grant
    Filed: September 30, 2004
    Date of Patent: August 22, 2006
    Assignee: Clariant GmbH
    Inventors: Ekaterina Jonas, Gerd Reinhardt, Daniel Kewitz, Aylin Karadag
  • Patent number: 7091167
    Abstract: The following dye-transfer-inhibiting dye fixatives are used in laundry detergents which comprise nonionic surfactants: Reaction products of a) amines with epichlorohydrin or b) cyanamide with amines and aldehydes.
    Type: Grant
    Filed: February 28, 2002
    Date of Patent: August 15, 2006
    Assignee: Clariant GmbH
    Inventors: Frank-Peter Lang, Helmut Berenbold, Michael Wessling