Patents Assigned to Clariant International Ltd.
  • Publication number: 20250194592
    Abstract: Fatty acid derivatives of the formula (I) wherein R1 is an aliphatic group containing 1 to 17 carbon atoms, which is linear, branched, saturated or unsaturated; R2, R3, R4, R5, R6, R7 are, independently, hydrogen, methyl, ethyl or hydroxymethyl; m, n and p are numbers from 0 to 17, with the proviso that m+n+p?1, and m+n+p<18 where the different monomers can be arranged in statistical order, alternatingly or as a block copolymer and m, n and p can be a statistical mixture; X is, independently, a covalent bond or hydroxy methylene; R8 is an aliphatic group containing 1 to 10 carbon atoms, which is linear, branched, cyclic, saturated or unsaturated, substituted or unsubstituted phenyl or substituted or unsubstituted benzyl, are useful as herbicides.
    Type: Application
    Filed: February 27, 2025
    Publication date: June 19, 2025
    Applicant: Clariant International Ltd
    Inventors: Peter BAUR, Martin BAUER, Felix HÖVELMANN, Luciana BODELON, Javier CAMPOS CUEVAS, Stephanie GIESSLER
  • Publication number: 20250092277
    Abstract: Disclosed herein is a pigment preparation including at least one organic and/or inorganic pigment and/or filler. The pigment preparation further includes at least one anionic copolymer as dispersant, containing 40 to 95 mol % of structural units of an anionic monomer selected from the group consisting of acrylic acid, methacrylic acid, itaconic acid, 2-carboxyethylacrylic acid, maleic acid, mixtures thereof and their respective salts, and further containing 5 to 60 mol % of structural units of a monomer having repeat units of formula (B1) where R11, R12 and R13 are, independently, selected from the group consisting of H, methyl and ethyl; R4 is H or an alkyl group having 1 to 4 carbon atoms; X is selected from the group consisting of O, COO, CONH, CH2O and CH2CH2O; Y is an ethylene group; Z is a propylene group, a butylene group or a phenylethylene group; m is an integer from 0 to 100; n is an integer from 1 to 100; and m+n is greater than 5.
    Type: Application
    Filed: January 20, 2022
    Publication date: March 20, 2025
    Applicant: Clariant International Ltd
    Inventors: Matthias HAEUSSLER, Simon ABEN, Jan SCHNEIDER, Joerg Rueger
  • Patent number: 12138638
    Abstract: The invention relates to a flotation agent for lithium or phosphate ore, comprising at least one fatty acid and at least one 1-alkyl-5-oxopyrrolidine-3-carboxylic acid or 1-alkenyl-5-oxopyrrolidine-3-carboxylic acid or a mixture thereof of the formula (1) wherein R is a C7 to C21 alkyl or alkenyl group, wherein the amount of fatty acid is from 70 to 99 wt.-%, and wherein the amount of the 1-alkyl-5-oxopyrrolidine-3-carboxylic acid or 1-alkenyl-5-oxopyrrolidine-3-carboxylic acid of the formula (I) is from 1 to 30 wt.-%.
    Type: Grant
    Filed: September 9, 2021
    Date of Patent: November 12, 2024
    Assignee: Clariant International Ltd
    Inventors: Dirk Leinweber, Adriana Grossmann, Wagner Claudio Da Silva, Leandro Seixas Bicalho
  • Patent number: 12129427
    Abstract: The present disclosure relates to a gas hydrate inhibitor composition comprising from an amphiphile having a hydrophobic tail linked to a hydrophilic head group by a linking moiety, the amphiphile having the general formula (1) [R5-L-N(R1)(R2)(R3)]+X???(1) wherein each of R1 and R2 is independently an alkyl group having from 1 to 5 carbon atoms; or wherein the nitrogen atom and the R1 and R2 groups together form a substituted or unsubstituted heterocyclic group; R3 is present or not as hydrogen or an alkyl group having from 1 to 8 carbon atoms which optionally bears a hydroxy group or a carboxy group in the 2-position; L is a linking moiety comprising an optionally substituted hydrocarbyl group having at least 2 adjacent carbon atoms, at least one heteroatom selected from nitrogen and oxygen, and optionally one or more further heteroatoms; R5 is a hydrocarbyl group having from 6 to 22 carbon atoms; and X? is present as an anion when R3 is present; and from a cationic surfactant which is selected from
    Type: Grant
    Filed: November 16, 2020
    Date of Patent: October 29, 2024
    Assignee: Clariant International Ltd
    Inventors: Dirk Leinweber, Zachary Thomas Ward, Felix Hoevelmann, Jonathan James Wylde, Matthias Krull
  • Publication number: 20240301208
    Abstract: The invention relates to bright corn wax oxidates, to a process for their production and to their use for agricultural or forestry purposes, as an additive in plastic processing, in care products, in printing inks and/or in paints, and to saponified or estered corn wax oxidates produced by saponifying or estering the described corn wax oxidates.
    Type: Application
    Filed: March 25, 2022
    Publication date: September 12, 2024
    Applicant: Clariant International Ltd
    Inventor: Philipp KRATZER
  • Publication number: 20240286995
    Abstract: Disclosed herein is a compound of Formula (I), wherein Q+ is a cation. The compound of Formula (I) has at least 50 wt-% bio-based carbon content, relative to the total mass of carbon in the compound.
    Type: Application
    Filed: June 24, 2022
    Publication date: August 29, 2024
    Applicant: Clariant International Ltd
    Inventors: Catherine BREFFA, Carsten COHRS
  • Publication number: 20240279180
    Abstract: Disclosed herein is a process for the preparation of N-hydroxypyridone compounds of formula (I) from pyrone compounds, wherein R1 is H, a linear or branched C1-C18-alkyl, or a C3-C8-cycloalkyl and R2 is H, a linear or branched C1-C18-alkyl, or C3-C8-cycloalkyl. The process includes the steps of reacting a pyrone with hydroxylamine or a hydroxylammonium compound and crystallizing or precipitating the compound of formula (I) from an organic solvent.
    Type: Application
    Filed: July 18, 2022
    Publication date: August 22, 2024
    Applicant: Clariant International Ltd
    Inventors: Lothar FISCH, MULLER, Thierry MULLER, Thierry, Juan SARRIA
  • Publication number: 20240270769
    Abstract: Sustainably produced dialkylphosphinic salts The invention provides a process for producing dialkylphosphinic salts of the formula (I), in which a and b may be the same or different and are each independently 1 to 9, and where the carbon chains may be linear, branched or cyclic, and M is Mg, Ca, Al, Sb, Sn, Ge, Ti, Fe, Zr, Zn, Ce, Bi, Sr, Mn, Li, Na, K and/or a protonated nitrogen base and m is 1 to 4, characterized in that the process comprises: feeding a substream of renewable raw materials and/or recycled raw materials into a main stream of conventional raw materials originated from petroleum; converting said renewable raw material and/or recycled raw materials to ethylene together with said conventional raw materials; reacting the resultant ethylene stream with derivatives of hypophosphorous acid to give a derivative of the dialkylphosphinic acid; and reacting said derivative of the dialkylphosphinic acid with a metal salt to give dialkylphosphinic salts of the formula (I), wherein the renewable raw
    Type: Application
    Filed: June 27, 2022
    Publication date: August 15, 2024
    Applicant: Clariant International Ltd
    Inventors: Harald BAUER, Martin SICKEN, Elmar SCHMITT
  • Patent number: 12060480
    Abstract: The invention relates to polymer compositions with improved manageability. The invention also relates to a polymer composition obtainable by radical polymerisation of A) 95-40 wt. % of a monomer mixture comprising Ai) 65-98 wt. % of at least alkyl (meth)acrylate having a linear C16-C40 alkyl radical and Aii) 2-35 wt. % of at least one comonomer selected from (meth)acrylates and (meth)acrylamides, which supports an optionally substituted aromatic radical bonded via an alkylene, alkenylene, oxyalkylene or polyoxyalkylene group to the ester group of the (meth)acrylate or to the amide group of the (meth)acrylamide, in the presence of B) 5-60% by weight % of at least one ethylene copolymer. The invention further relates to a method for the preparation and use thereof as flow improvers for paraffin-containing hydrocarbon oils.
    Type: Grant
    Filed: August 31, 2020
    Date of Patent: August 13, 2024
    Assignee: Clariant International Ltd
    Inventors: Michael Feustel, Mike Saul, Matthias Krull
  • Publication number: 20240263058
    Abstract: Disclosed herein is a silane-modified polypropylene copolymer having a silicon content of 1% to 5% by weight, an enthalpy of fusion of 20 J/g to 35 J/g, and a melt viscosity at 170° C. of 500 MPas to 4500 MPas, and a process for preparing the same. Further disclosed is a reactive hot-melt adhesive formulation that includes the silane-modified polypropylene copolymer and a process for the adhesive bonding of substrates.
    Type: Application
    Filed: June 13, 2022
    Publication date: August 8, 2024
    Applicant: Clariant International Ltd
    Inventors: Jeremia SCHWABE, Eric HAUCK
  • Patent number: 12043719
    Abstract: The invention relates to a mixture containing as component A at least one organic phosphinic acid salt and as component B at least one alkali metal stannate (M?2SnO3), alkali metal hydroxyl stannate (M?2Sn(OH)6), alkaline earth metal stannate (M?SnO3) and/or alkaline earth metal hydroxy stannate (M?Sn(OH)6). The invention relates also to the use of such a mixture.
    Type: Grant
    Filed: January 16, 2019
    Date of Patent: July 23, 2024
    Assignee: Clariant International Ltd
    Inventors: Elke Schlosser, Sebastian Hörold, David Crossley, John Williams, Andrew Bamford
  • Patent number: 12037537
    Abstract: Provided herein is a method for inhibiting gas hydrate formation in a system containing hydrocarbons and water. The method includes contacting the system with a gas hydrate inhibitor composition including an amidoamine of a fatty acid, optionally in the form of a cationic ammonium compound, and a nonionic surfactant selected from alkoxylated C8-C18 fatty alcohols, alkoxylated C8-C18 fatty amines, alkoxylated C8-C18 fatty acids and alkoxylated C8-C18 fatty acid amides.
    Type: Grant
    Filed: November 16, 2020
    Date of Patent: July 16, 2024
    Assignee: Clariant International Ltd
    Inventors: Dirk Leinweber, Zachary Thomas Ward, Felix Hoevelmann, Jonathan James Wylde
  • Patent number: 12030984
    Abstract: The invention relates to a polyester including two or more of the structural units (a1), one or more of the structural units (a2) and either one or two of the terminal groups (a3) wherein G1 is (OC2H4), (OC3H6), or a mixture of these, R1 is methyl, p is, based on a molar average, a number of at least 60 to 130, q is 0. Adjacent structural units (a1) are connected by the structural unit (a2). When only one terminal group (a3) is present in the polyester, the other terminal group is selected from the group consisting of OH, OCH3, and G1OH. Both terminal groups are linked to acyl groups derived from a dicarboxylic acid.
    Type: Grant
    Filed: May 13, 2019
    Date of Patent: July 9, 2024
    Assignee: Clariant International Ltd
    Inventors: Matthias Arndt, Martijn Gillissen, Kevin Mutch
  • Publication number: 20240218287
    Abstract: Specific mixtures of methyl ester ethoxylates are described. The mixtures may be advantageously used as surfactants in laundry detergent compositions and preferably in liquid laundry detergent compositions.
    Type: Application
    Filed: April 19, 2022
    Publication date: July 4, 2024
    Applicant: Clariant International Ltd
    Inventors: Jan DIEDERICHS, Xiaoqiang GUO, Peter Josef HALLIER, Felix HÖVELMANN, Kevin James MUTCH, Carsten SCHAEFER, Stephen Norman BATCHELOR, Julie BENNETT
  • Publication number: 20240218276
    Abstract: The present invention relates to a fuel oil having a sulfur content of less than 50 ppm, comprising i. at least one oil-soluble amide-ammonium salt of a polycarboxylic acid with a mono- and/or dialkylamine (A) and ii. 5-100% by weight, based on the amount of amide-ammonium salt (A), of an oil-soluble amine (B), and iii. a lubricity additive (C) selected from fatty acids, fatty acid partial esters of polyols and fatty acid amides of alkanolamides, and wherein the fuel oil consists of fuel oil of mineral origin, synthetic fuel or a mixture thereof.
    Type: Application
    Filed: January 15, 2021
    Publication date: July 4, 2024
    Applicant: Clariant International Ltd.
    Inventors: Matthias KRULL, Kerstin MÜLLER, Simone HACKLÄNDER, Oliver HUBERT, Sergey BURMISTROV, Lydmila ABRAMOVA, Alexander UTKIN
  • Publication number: 20240218160
    Abstract: Described herein is a flame retardant-stabilizer mixture including as a component A, 5% to 95% by weight of aluminium diethylphosphinate (DEPAL) and/or zinc diethylphosphinate (DEPZN); as a component B, 5% to 95% by weight of titanium phosphinates and/or titanyl phosphinates of the formula (I) (DEPTI) in which x is a number from 0 to 1.9; as a component C, 0% to 10% by weight of aluminium phosphite or zinc phosphite of the formula (II), [HP(?O)O2]2?Zn2+, and formula (III), [HP(?O)O2]2?3Al3+2; as a component D, 0% to 30% by weight of a nitrogen-containing synergist and/or of a phosphorus-containing and/or nitrogen-containing flame retardant; as a component E, 0% to 70% by weight of a filler and reinforcer; as a component F, 0% to 3% by weight of an organic phosphonite and/or an organic phosphite and/or mixtures with phenolic antioxidants; and as a component G, 0% to 3% by weight of an ester and/or salt of long-chain aliphatic carboxylic acids (fatty acids) typically having chain lengths of C14 to C40.
    Type: Application
    Filed: April 25, 2022
    Publication date: July 4, 2024
    Applicant: Clariant International Ltd
    Inventors: Sebastian HÖROLD, Harald BAUER, Eva Maria LEUSCHNER
  • Patent number: 12012569
    Abstract: This invention relates to a functional fluid, comprising (A) from 70 to 90, preferably 75-87 wt.-% of alkoxy glycol according to formula (I) CH3—O—(CH2—CH2—O)n—H wherein n is a number from 2 to 5, with the proviso that in at least 30 wt.-% of all compounds according to formula (I) n is 3, and that 15 to 65 wt.-% of all compounds according to formula (I) have n=4 or 5, and (B) less than 1.0 wt.-% of alkoxy glycol according to formula (II) R1—O—(CH2—CH2—O)m—H wherein R1 is a C2 to C8 alkyl residue, m is a number from 2 to 6, (C) from 8 to 25, preferably 12-23 wt.-% of at least one compound according to formula (III) H—O—(CH2—CH2—O)k—H wherein k is a number of 2 or higher, with the proviso that in at least 80 wt.
    Type: Grant
    Filed: December 2, 2020
    Date of Patent: June 18, 2024
    Assignee: Clariant International Ltd
    Inventor: Felix Hövelmann
  • Patent number: 12012568
    Abstract: This invention relates to a functional fluid, comprising: (A) from 50 to 85 wt.-% of alkoxy glycol according to formula (I): CH3—O—(CH2—CH2—O)n—H, wherein n is a number from 2 to 5, with the proviso that in at least 30 wt.-% of all compounds according to formula (I), n is 3, and (B) from 1 to 20 wt.-% of alkoxy glycol according to formula (II): R1—O—(CH2—CH2—O)m—H, wherein R1 is a C2 to C8 alkyl residue, m is a number from 2 to 6, with the proviso that in at least 65 wt.-% of all compounds according to formula (II), m is 3, and (C) from 6 to 35 wt.-% of at least one compound according to formula (III): H—O—(CH2—CH2—O)k—H, wherein k is a number of 2 or higher, with the proviso that in at least 80 wt.-% of all compounds according to formula (III), k is 2 or 3, (D) at least one additive.
    Type: Grant
    Filed: December 2, 2020
    Date of Patent: June 18, 2024
    Assignee: Clariant International Ltd
    Inventor: Felix Hoevelmann
  • Patent number: 11993756
    Abstract: The present invention relates to a low-temperature additive for fuel oils having a sulfur content of less than 50 ppm, comprising i) at least one oil-soluble amide-ammonium salt of a polycarboxylic acid with a mono- and/or dialkylamine (A) and ii) 5-100% by weight, based on the amount of amide-ammonium salt (A), of an oil-soluble amine (B), and iii) 0.1 to 10 parts by weight, based on the amount of amide-ammonium salt (A), of a resin formed from at least one aromatic compound bearing an alkyl radical and an aldehyde and/or ketone (D).
    Type: Grant
    Filed: January 15, 2021
    Date of Patent: May 28, 2024
    Assignee: Clariant International Ltd
    Inventors: Matthias Krull, Kerstin Müller, Simone Hackländer, Oliver Hubert, Sergey Burmistrov, Lydmila Abramova, Alexander Utkin
  • Patent number: 11981876
    Abstract: This invention provides a wax inhibitor composition comprising A) the reaction product obtainable by reaction of i) a carboxylic acid containing an optionally substituted cycloaliphatic hydrocarbyl residue with ii) an alkylene polyamine, B) a polymeric wax inhibitor, and C) an organic solvent.
    Type: Grant
    Filed: June 18, 2020
    Date of Patent: May 14, 2024
    Assignee: Clariant International Ltd
    Inventors: Michael Feustel, Matthias Krull