Patents by Inventor Christoph Kayser
Christoph Kayser has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11692053Abstract: This invention relates a wax inhibitor for hydrocarbon oils comprising an esterified copolymer having repeating structural units derived from an esterified ethylenically unsaturated dicarboxylic acid and ?-olefins having at least 18 carbon atoms, whereof at least 3 mol-% of the ?-olefins have 30 or more carbon atoms, and wherein the ethylenically unsaturated dicarboxylic acid has been esterified with a mixture of alcohols comprising i) 70 to 97 mol-% of a saturated fatty alcohol having 18 to 24 carbon atoms and ii) 3 to 30 mol-% of an unsaturated alcohol having 16 to 24 carbon atoms.Type: GrantFiled: April 21, 2021Date of Patent: July 4, 2023Assignee: CLARIANT INTERNATIONAL LTDInventors: Anton Kaiser, Michael Feustel, Christoph Kayser, Matthias Krull, Michael Schaefer, Rashod Smith
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Publication number: 20230093189Abstract: Cleaning compositions e.g. containing one or more copolymers comprising structural units a) derived from one or more monomers comprising a sulfonic acid group or a sulfonate group, and structural units b) derived from one or more monomers comprising a carboxylic acid group or a carboxylate group and structural units c) derived from one or more cationic monomers are disclosed. The cleaning compositions are e.g. suited to be used for the treatment of hard surfaces, for easier next time cleaning of hard surfaces and for preventing the build-up of limescale on hard surfaces.Type: ApplicationFiled: February 15, 2021Publication date: March 23, 2023Applicant: Clariant International Ltd.Inventors: Xiaoqiang GUO, Christoph KAYSER, Margarethe PFAHLS
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Publication number: 20220363796Abstract: This invention relates a wax inhibitor for hydrocarbon oils comprising an esterified copolymer having repeating structural units derived from an esterified ethylenically unsaturated dicarboxylic acid and ?-olefins having at least 18 carbon atoms, whereof at least 3 mol-% of the ?-olefins have 30 or more carbon atoms, and wherein the ethylenically unsaturated dicarboxylic acid has been esterified with a mixture of alcohols comprising i) 70 to 97 mol-% of a saturated fatty alcohol having 18 to 24 carbon atoms and ii) 3 to 30 mol-% of an unsaturated alcohol having 16 to 24 carbon atoms.Type: ApplicationFiled: April 21, 2021Publication date: November 17, 2022Applicant: Clariant International, Ltd.Inventors: Anton KAISER, Michael Feustel, Christoph Kayser, Matthias KRULL, Michael Schaefer, Rashod Smith
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Patent number: 11447682Abstract: This invention relates to water-soluble or water-swellable polymers, containing a) 25-35 mol. % of one or more recurrent structural units of formula (1), where R1 and R2 represent hydrogen, methyl or ethyl, A represents a linear or branched C1-C12-alkylene, and Q+ stands for NH4+, Li+, Na+, K+, ½ Ca++, ½ Mg++, ½ Zn++, ? Al+++, or organic ammonium ions of the formula [HNR5R6R7]+, b) 3 to 8 mol. % of one or more recurrent structural units of formula (2), where R1 represents hydrogen, methyl, or ethyl, X+ stands for H+, NH4+, Li+, Na+, K+, ½ Ca++, ½ Mg++, ½ Zn++, ? Al+++, or organic ammonium ions of the formula [HNR5R6R7]+, B is a linear or branched alkylene group with 1 to 6 carbon atoms, and n is a whole number between 0 and 5, and c) 57 to 72 mol. % of a (meth)acrylamide.Type: GrantFiled: May 13, 2020Date of Patent: September 20, 2022Assignee: CLARIANT INTERNATIONAL LTDInventors: Dirk Fischer, Christoph Kayser, Claudia Diemel, Jürgen Tonhauser, Michael Schäfer
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Patent number: 11384186Abstract: The present invention relates to a polymer comprising: (a) from 90 mol-% to 99.9 mol-%, of repeating units according to Formula (1) wherein at least 10 wt.-% of the repeating units according to Formula (1) comprise from 28 wt.-% to 100 wt.-% bio-based carbon content, relative to the total mass of carbon in the repeating unit according to Formula (1), measured according to standard ASTM D6866-12, Method B; and (b) from 0.01 mol-% to 10 mol-% of crosslinking or branching units, wherein the crosslinking or branching units result from the incorporation of a monomer comprising at least two olefinically unsaturated double bonds.Type: GrantFiled: December 4, 2017Date of Patent: July 12, 2022Assignee: CLARIANT INTERNATIONAL LTDInventors: Dirk Fischer, Christoph Kayser, Gundula Starkulla
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Publication number: 20220202687Abstract: The present invention relates to the use of a polymer in a cosmetic, dermatological or pharmaceutical composition, wherein the polymer is crosslinked or non-crosslinked, characterized in that the polymer comprises at least 9.49 mol-% of repeating units (a) according to Formula (1) wherein at least 10 wt.-%, preferably at least 20 wt.-% of the repeating units according to Formula (1) comprise from 28 wt.-% to 100 wt.Type: ApplicationFiled: March 18, 2022Publication date: June 30, 2022Applicant: Clariant International Ltd.Inventors: Dirk FISCHER, Christoph KAYSER, Gundula STARKULLA
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Patent number: 11311473Abstract: The present invention relates to the use of a polymer in a cosmetic, dermatological or pharmaceutical composition, wherein the polymer is crosslinked or non-crosslinked, characterized in that the polymer comprises at least 9.49 mol-% of repeating units (a) according to Formula (1) wherein at least 10 wt.-%, preferably at least 20 wt.-% of the repeating units according to Formula (1) comprise from 28 wt.-% to 100 wt.Type: GrantFiled: December 4, 2017Date of Patent: April 26, 2022Assignee: CLARIANT INTERNATIONAL LTDInventors: Dirk Fischer, Christoph Kayser, Gundula Starkulla
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Patent number: 11142494Abstract: The present invention relates to a compound according to Formula (3), wherein the compound comprises from 28 wt. % to 100 wt. % bio-based carbon content, relative to the total mass of carbon in the compound, measured according to standard ASTM D6866-12, Method B; and wherein X+is a proton. The present invention also relates to a polymer obtained by polymerising at least one of compound according to Formula (3), in addition to processes and uses related thereto.Type: GrantFiled: June 19, 2017Date of Patent: October 12, 2021Assignee: Clariant International Ltd.Inventors: Christoph Kayser, Gundula Starkulla, Dirk Fischer, Paul Kaufmann, Michael Schäfer, Katharina Götz
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Patent number: 10836951Abstract: The invention relates to a method for producing water-soluble or water-swellable polymers containing acryloyldimethyltaurate, neutral monomers, and monomers with carboxylate groups. The monomers undergo free radical polymerisation in precipitation in a polar solvent or solvent mixture, providing that an additional polar organic solvent is contained if the polar solvent contains 2-methyl-2-propanol, a ketone or both.Type: GrantFiled: May 31, 2016Date of Patent: November 17, 2020Assignee: Clariant International Ltd.Inventors: Dirk Fischer, Christoph Kayser, Claudia Diemel, Katharina Berz
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Publication number: 20200270506Abstract: This invention relates to water-soluble or water-swellable polymers, containing a) 25-35 mol. % of one or more recurrent structural units of formula (1), where R1 and R2 represent hydrogen, methyl or ethyl, A represents a linear or branched C1-C12-alkylene, and Q+stands for NH4+, Li+, Na+, K+, ½ Ca++, ½ Mg++, ½ Zn++, ? Al+++, or organic ammonium ions of the formula [HNR5R6R7]+, b) 3 to 8 mol. % of one or more recurrent structural units of formula (2), where R1 represents hydrogen, methyl, or ethyl, X+stands for H+, NH4+, Li+, Na+, K+, ½ Ca++, ½ Mg++, ½ Zn++, ? Al+++, or organic ammonium ions of the formula [HNR5R6R7]+, B is a linear or branched alkylene group with 1 to 6 carbon atoms, and n is a whole number between 0 and 5, and c) 57 to 72 mol. % of a (meth)acrylamide.Type: ApplicationFiled: May 13, 2020Publication date: August 27, 2020Applicant: Clariant International Ltd.Inventors: Dirk FISCHER, Christoph KAYSER, Claudia DIEMEL, Jürgen TONHAUSER, Michael SCHÄFER
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Publication number: 20200095356Abstract: The present invention relates to a polymer comprising: (a) from 90 mol-% to 99.9 mol-%, of repeating units according to Formula (1) wherein at least 10 wt.-% of the repeating units according to Formula (1) comprise from 28 wt.-% to 100 wt.-% bio-based carbon content, relative to the total mass of carbon in the repeating unit according to Formula (1), measured according to standard ASTM D6866-12, Method B; and (b) from 0.01 mol-% to 10 mol-% of crosslinking or branching units, wherein the crosslinking or branching units result from the incorporation of a monomer comprising at least two olefinically unsaturated double bonds.Type: ApplicationFiled: December 4, 2017Publication date: March 26, 2020Applicant: Clariant International Ltd.Inventors: Dirk FISCHER, Christoph KAYSER, Gundula STARKULLA
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Publication number: 20200078287Abstract: The present invention relates to the use of a polymer in a cosmetic, dermatological or pharmaceutical composition, wherein the polymer is crosslinked or non-crosslinked, characterized in that the polymer comprises at least 9.49 mol-% of repeating units (a) according to Formula (1) wherein at least 10 wt.-%, preferably at least 20 wt.-% of the repeating units according to Formula (1) comprise from 28 wt.-% to 100 wt.Type: ApplicationFiled: December 4, 2017Publication date: March 12, 2020Applicant: Clariant International Ltd.Inventors: Dirk FISCHER, Christoph KAYSER, Gundula STARKULLA
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Publication number: 20200009041Abstract: The present invention relates to a polymer comprising: (a) from 9.49 mol-% to 98 mol-% repeating units according to Formula (1) wherein at least 10 wt.-% of the repeating units according to Formula (1) comprise from 28 wt.-% to 100 wt.-% bio-based carbon content, relative to the total mass of carbon in the repeating unit according to Formula (1), measured according to standard ASTM D6866-12, Method B; (b) from 0.01 mol-% to 5 mol-% crosslinking or branching units; (c) from 0.01 mol-% to 88.52 mol-% of repeating neutral structural units; (d) from 1.98 mol-% to 20 mol-% of repeating anionic structural units, wherein the repeating anionic structural units result from the incorporation of a monomer comprising at least one carboxylate anion, and wherein the repeating anionic structural units are different from units (a).Type: ApplicationFiled: December 4, 2017Publication date: January 9, 2020Applicant: Clariant International Ltd.Inventors: Dirk FISCHER, Christoph KAYSER, Gundula STARKULLA
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Publication number: 20190338060Abstract: The present invention relates to a polymer comprising: (a) from 40 mol-% to 99 mol-%, of repeating units according to Formula (1) wherein at least 10 wt.-% of the repeating units comprises from 28 wt.-% to 100 wt.-% bio-based carbon content, relative to the total mass of carbon in the repeating unit according to Formula (1), measured according to standard ASTM D6866-12, Method B; (b) from 0.01 mol-% to 5 mol-% of crosslinking or branching units, wherein the crosslinking or branching units result from the incorporation of a monomer comprising at least two olefinically unsaturated double bonds; and (c) from 0.99 mol-% to 59.99 mol-% of repeating neutral structural units wherein at least 10% of the neutral structural units comprises from 0 wt.-% to 100 wt.-% bio-based carbon content, relative to the total mass of carbon in the repeating unit, measured according to standard ASTM D6866-12, Method B.Type: ApplicationFiled: December 4, 2017Publication date: November 7, 2019Applicant: Clariant International Ltd.Inventors: Dirk FISCHER, Christoph KAYSER, Gundula STARKULLA
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Publication number: 20190241509Abstract: The present invention relates to a compound according to Formula (3), wherein the compound comprises from 28 wt. % to 100 wt. % bio-based carbon content, relative to the total mass of carbon in the compound, measured according to standard ASTM D6866-12, Method B; and wherein X+ is a proton. The present invention also relates to a polymer obtained by polymerising at least one of said compound, in addition to processes and uses related thereto.Type: ApplicationFiled: June 19, 2017Publication date: August 8, 2019Applicant: Clariant International Ltd.Inventors: Christoph KAYSER, Gundula STARKULLA, Dirk FISCHER, Paul KAUFMANN, Michael SCHÄFER, Katharina GÖTZ
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Publication number: 20180171207Abstract: This invention relates to water-soluble or water-swellable polymers, containing a) 25-35 mol. % of one or more recurrent structural units of formula (1), where R1 and R2 represent hydrogen, methyl or ethyl, A represents a linear or branched C1-C12-alkylene, and Q+ stands for H+, NH4+, Li+, Na+, K+, ½Ca++, ½Mg++, ½Zn++, ?Al+++, or organic ammonium ions of the formula [HNR5R6R7]+, b) 3 to 8 mol. % of one or more recurrent structural units of formula (2), where R1 represents hydrogen, methyl, or ethyl, X+ stands for H+, NH4+, Li+, Na+, K+, ½Ca++, ½Mg++, ½Zn++, ?Al+++, or organic ammonium ions of the formula [HNR5R6R7]+, B is a linear or branched alkylene group with 1 to 6 carbon atoms, and n is a whole number between 0 and 5, and c) 57 to 72 mol. % of a (meth)acrylamide.Type: ApplicationFiled: May 31, 2016Publication date: June 21, 2018Applicant: Clariant International Ltd.Inventors: Dirk FISCHER, Christoph KAYSER, Claudia DIEMEL, Jürgen TONHAUSER, Michael SCHÄFER
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Publication number: 20180171208Abstract: The invention relates to a method for producing water-soluble or water-swellable polymers containing acryloyldimethyltaurate, neutral monomers, and monomers with carboxylate groups. The monomers undergo free radical polymerisation in precipitation in a polar solvent or solvent mixture, providing that an additional polar organic solvent is contained if the polar solvent contains 2-methyl-2-propanol, a ketone or both.Type: ApplicationFiled: May 31, 2016Publication date: June 21, 2018Applicant: Clariant International Ltd.Inventors: Dirk FISCHER, Christoph KAYSER, Claudia DIEMEL, Katharina BERZ
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Publication number: 20180155478Abstract: The invention relates to a method for producing water-soluble or water-swellable polymers, containing a) 5 to 98 mol. %, preferably between 20 and 80 mol. % of one or more recurrent structural units of formula (1), where R1, R2 and R3 represent hydrogen, methyl or ethyl, Y represents a chemical bond, O, CH2, C(CH3)H, C(O)NR2, A represents a chemical bond, O, arylene, phenylene, linear or branched C1-C12-alkylene, a linear mono-hydroxyalkylene group with 2 to 6 carbon atoms or a linear or branched di-hydroxyalkylene group with 3 to 6 carbon atoms, D stands for S(O), POH, POR3 or PO-Q+, Q+ stands for H+, Li+, Na+, K+, 1/2 Ca++, 1/2 Mg++, 1/2 Zn++, 1/3 Al+++, 1/4 Zr++++ or for mixtures of these ions, and b) 2 to 95 mol. %, preferably 20 to 80 mol.Type: ApplicationFiled: May 31, 2016Publication date: June 7, 2018Applicant: Clariant International Ltd.Inventors: Christoph KAYSER, Dirk FISCHER, Claudia DIEMEL, Katharina BERZ
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Patent number: 9039870Abstract: The invention relates to a method for producing alkaline amides or imides of ethylenically unsaturated C3 to C6 carboxylic acids by reacting amines that contain at least one primary and/or secondary amino group and at least one tertiary amino group with ethylenically unsaturated C3 to C6 carboxlic acids to form an ammonium salt and said ammonium salt is subsequently converted into the alkaline amide or imide by means of microwave radiation, with the proviso that the primary and/or secondary amino group is devoid of alkoxy groups.Type: GrantFiled: October 5, 2007Date of Patent: May 26, 2015Assignee: Clariant Finance (BVI) LimitedInventors: Matthias Krull, Christoph Kayser, Roman Morschhaeuser, Helmut Ritter, Sarah Schmitz
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Patent number: 8598101Abstract: The invention relates to dispersions comprising I) at least one polymer that is effective for mineral oils as a cold extrusion improver and is soluble in oil, II) at least one organic solvent that cannot be mixed with water, III) water, IV) at least one alkanolamine salt of a polycyclic carboxylic acid as a dispersing agent, and V) possibly at least one organic solvent that can be mixed with water.Type: GrantFiled: September 21, 2012Date of Patent: December 3, 2013Assignee: Clariant Finance (BVI) LimitedInventors: Michael Feustel, Matthias Krull, Christoph Kayser, Mario Loew