Patents by Inventor Christian Gruenanger
Christian Gruenanger 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: 11753364Abstract: A process for continuous production of C2-C4-monoalkanolamines by reaction of a corresponding C2-C4-alkylene oxide with a molar excess of ammonia (NH3), wherein aqueous ammonia is employed, in the liquid phase and in the presence of an acidic cation exchanger as catalyst which contains a crosslinked copolymer comprising acidic functional groups as the carrier matrix, wherein the cation exchanger has a total exchange capacity of not less than 1.8 eq/L.Type: GrantFiled: January 28, 2019Date of Patent: September 12, 2023Assignee: BASF SEInventors: Christian Gruenanger, Gabriele Iffland, Zeljko Kotanjac, Hermann Luyken, Thomas Krug, Jian Zhong Yi, Johann-Peter Melder
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Publication number: 20210363097Abstract: A process for continuous production of C2-C4-monoalkanolamines by reaction of a corresponding C2-C4-alkylene oxide with a molar excess of ammonia (NH3), wherein aqueous ammonia is employed, in the liquid phase and in the presence of an acidic cation exchanger as catalyst which contains a crosslinked copolymer comprising acidic functional groups as the carrier matrix, wherein the cation exchanger has a total exchange capacity of not less than 1.8 eq/L.Type: ApplicationFiled: January 28, 2019Publication date: November 25, 2021Inventors: Christian GRUENANGER, Gabriele IFFLAND, Zeljko KOTANJAC, Hermann LUYKEN, Thomas KRUG, Jian Zhong YI, Johann-Peter MELDER
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Publication number: 20210214300Abstract: The present invention relates to a process for the conversion of ethylene oxide to 2-aminoethanol and/or Di(2-hydroxyethyl)amine comprising (i) providing a catalyst comprising a zeolitic material comprising YO2 and X2O3 in its framework structure, wherein Y is a tetravalent element and X is a trivalent element, wherein the zeolitic material has a framework-type structure selected from the group consisting of MFI and/or MEL, including MEL/MFI intergrowths, and wherein the zeolitic material contains one or more rare earth elements; (ii) providing a mixture in the liquid phase comprising ethylene oxide and ammonia; (iii) contacting the catalyst provided in (i) with the mixture in the liquid phase provided in (ii) for converting ethylene oxide to 2-aminoethanol and/or Di(2-hydroxyethyl)amine, wherein the catalyst provided in (i) is obtained and/or obtainable by a process comprising loading one or more salts of the one or more rare earth elements into the pores of the porous structure of the zeolitic material andType: ApplicationFiled: May 29, 2019Publication date: July 15, 2021Inventors: Andrei-Nicolae PARVULESCU, Johann-Peter MELDER, Ulrich MUELLER, Alexander Michael HAYDL, Zeljko KOTANJAC, Hermann LUYKEN, Christian GRUENANGER
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Patent number: 10889683Abstract: The present invention relates to the polyamines N,N?-diaminopropyl-2-methyl-cyclohexane-1,3-diamine and N,N?-diaminopropyl-4-methyl-cyclohexane-1,3-diamine and mixtures thereof, to the use thereof as curing agents for epoxy resin and to a curable composition comprising epoxy resin and these polyamines. Even at low temperatures this curing agent/the corresponding curable composition cures rapidly and is early-stage water resistant and is thus especially suitable for floor coatings. The invention further relates to the curing of this composition and the cured epoxy resin obtained by curing of this composition.Type: GrantFiled: December 4, 2017Date of Patent: January 12, 2021Assignee: BASF SEInventors: Christian Gruenanger, Alexander Panchenko, Irene Gorman, Veit Stegmann, Johann-Peter Melder, Norbert Gutfrucht, Martin Ernst, Marc Hofmann
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Patent number: 10781213Abstract: (?)-Jorumycin, ecteinascidin 743, saframycin A and related compounds, methods of preparing the same, formulations comprising the compounds, and methods of treating proliferative diseases with the same are provided.Type: GrantFiled: November 22, 2019Date of Patent: September 22, 2020Assignee: California Institute of TechnologyInventors: Brian M. Stoltz, Eric R. Welin, Scott C. Virgil, Pamela Tadross, Gerit M. Pototschnig, Aurapat (Fa) Ngamnithiporn, Kenji Negoro, Guillaume Lapointe, Max Klatte, Christopher Haley, Christian Gruenanger, Emil Glibstrup, Christopher Gilmore, Kevin McCormack Allan
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Patent number: 10774034Abstract: The present invention relates to a process for the conversion of ethylene oxide to 2-aminoethanol and/or ethane-1,2-diamine and/or linear polyethylenimines of the formula H2N—(CH2CH2NH)n—CH2CH2—NH2 wherein n?1 comprising (i) providing a catalyst comprising a zeolitic material comprising YO2 and X2O3, wherein Y is a tetravalent element and X is a trivalent element; (ii) providing a gas stream comprising ethylene oxide and ammonia; (iii) contacting the catalyst provided in (i) with the gas stream provided in (ii) for converting ethylene oxide to 2-aminoethanol and/or ethane-1,2-diamine and/or linear polyethylenimines.Type: GrantFiled: May 3, 2018Date of Patent: September 15, 2020Assignee: BASF SEInventors: Alvaro Gordillo, Andrei-Nicolae Parvulescu, Armin Lange De Oliveira, Andreas Kuschel, Juergen Bechtel, Johannes Lieberknecht, Ulrich Müller, Johann-Peter Melder, Christian Gruenanger
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Publication number: 20200157102Abstract: (?)-Jorumycin, ecteinascidin 743, saframycin A and related compounds, methods of preparing the same, formulations comprising the compounds, and methods of treating proliferative diseases with the same are provided.Type: ApplicationFiled: November 22, 2019Publication date: May 21, 2020Inventors: Brian M. Stoltz, Eric R. Welin, Scott C. Virgil, Pamela Tadross, Gerit M. Pototschnig, Aurapat (Fa) Ngamnithiporn, Kenji Negoro, Guillaume Lapointe, Max Klatte, Christopher Haley, Christian Gruenanger, Emil Glibstrup, Christopher Gilmore, Kevin McCormack Allan
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Patent number: 10617993Abstract: An absorbent for selective removal of hydrogen sulfide from a fluid stream comprises an aqueous solution comprising a) a tertiary amine; b) an aminic pH promoter selected from the compounds mentioned in the description; where the molar ratio of b) to a) is in the range from 0.05 to 1.0; and c) an acid having a pKA of less than 6 in such an amount that the pH of the aqueous solution measured at 120° C. is 7.9 to less than 8.8. Also described is a process for removing acidic gases from a fluid stream, in which the fluid stream is contacted with the absorbent. The absorbent is notable for a low regeneration energy.Type: GrantFiled: September 28, 2016Date of Patent: April 14, 2020Assignee: BASF SEInventors: Gerald Vorberg, Ralf Notz, Thomas Ingram, Georg Sieder, Torsten Katz, Christian Gruenanger, Peter Deglmann
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Publication number: 20200087246Abstract: The present invention relates to a process for the conversion of ethylene oxide to 2-aminoethanol and/or ethane-1,2-diamme and/or linear polyethylenimines of the formula H2N—(CH2CH2NH)n—CH2CH2—NH2 wherein n?1 comprising (i) providing a catalyst comprising a zeolitic material comprising YO2 and X2O3, wherein Y is a tetravalent element and X is a trivalent element; (ii) providing a gas stream comprising ethylene oxide and ammonia; (iii) contacting the catalyst provided in (i) with the gas stream provided in (ii) for converting ethylene oxide to 2-aminoethanol and/or ethane-1,2-diamine and/or linear polyethylenimines.Type: ApplicationFiled: May 3, 2018Publication date: March 19, 2020Inventors: Alvaro GORDILLO, Andrei-Nicolae PARVULESCU, Armin LANGE DE OLIVEIRA, Andreas KUSCHEL, Juergen BECHTEL, Johannes LIEBERKNECHT, Ulrich MÜLLER, Johann-Peter MELDER, Christian GRUENANGER
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Publication number: 20200071456Abstract: The present invention relates to the polyamines N,N?-diaminopropyl-2-methyl-cyclohexane-1,3-diamine and N,N?-diaminopropyl-4-methyl-cyclohexane-1,3-diamine and mixtures thereof, to the use thereof as curing agents for epoxy resin and to a curable composition comprising epoxy resin and these polyamines. Even at low temperatures this curing agent/the corresponding curable composition cures rapidly and is early-stage water resistant and is thus especially suitable for floor coatings. The invention further relates to the curing of this composition and the cured epoxy resin obtained by curing of this composition.Type: ApplicationFiled: December 4, 2017Publication date: March 5, 2020Applicant: BASF SEInventors: Christian GRUENANGER, Alexander PANCHENKO, Irene GORMAN, Veit STEGMANN, Johann-Peter MELDER, Norbert GUTFRUCHT, Martin ERNST, Marc HOFMANN
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Patent number: 10526334Abstract: (?)-Jorumycin, ecteinascidin 743, saframycin A and related compounds, methods of preparing the same, formulations comprising the compounds, and methods of treating proliferative diseases with the same are provided.Type: GrantFiled: July 18, 2018Date of Patent: January 7, 2020Assignee: California Institute of TechnologyInventors: Brian M. Stoltz, Eric R. Welin, Scott C. Virgil, Pamela Tadross, Gerit Maria Pototschnig, Aurapat (Fa) Ngamnithiporn, Kenji Negoro, Guillaume Lapointe, Max Klatte, Christopher Haley, Christian Gruenanger, Emil Glibstrup, Christopher Gilmore, Kevin McCormack Allan
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Publication number: 20190048009Abstract: (?)-Jorumycin, ecteinascidin 743, saframycin A and related compounds, methods of preparing the same, formulations comprising the compounds, and methods of treating proliferative diseases with the same are provided.Type: ApplicationFiled: July 18, 2018Publication date: February 14, 2019Inventors: Brian M. Stoltz, Eric R. Welin, Scott C. Virgil, Pamela Tadross, Gerit Maria Pototschnig, Aurapat (Fa) Ngamnithiporn, Kenji Negoro, Guillaume Lapointe, Max Klatte, Christopher Haley, Christian Gruenanger, Emil Glibstrup, Christopher Gilmore, Kevin McCormack Allan
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Publication number: 20180311611Abstract: An absorbent for selective removal of hydrogen sulfide from a fluid stream comprises an aqueous solution comprising a) a tertiary amine; b) an aminic pH promoter selected from the compounds mentioned in the description; where the molar ratio of b) to a) is in the range from 0.05 to 1.0; and c) an acid having a pKA of less than 6 in such an amount that the pH of the aqueous solution measured at 120° C. is 7.9 to less than 8.8. Also described is a process for removing acidic gases from a fluid stream, in which the fluid stream is contacted with the absorbent. The absorbent is notable for a low regeneration energy.Type: ApplicationFiled: September 28, 2016Publication date: November 1, 2018Applicant: BASF SEInventors: Gerald VORBERG, Ralf NOTZ, Thomas INGRAM, Georg SIEDER, Torsten KATZ, Christian GRUENANGER, Peter DEGLMANN
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Patent number: 9512061Abstract: Process for the preparation of racemic ?-amino acids or of glycine, wherein the corresponding ?-hydroxycarboxylic acid, selected from hydroxyacetic acid, lactic acid, malic acid, ?-hydroxyglutamic acid, isocitric acid, tartronic acid and tartaric acid, or at least one salt of the corresponding ?-hydroxycarboxylic acid is reacted in the presence of at least one heterogeneous catalyst which comprises at least one transition metal, in the presence of hydrogen with at least one nitrogen compound (c), where the nitrogen compound (c) is selected from primary and secondary amines and ammonia.Type: GrantFiled: December 19, 2012Date of Patent: December 6, 2016Assignee: BASF SEInventors: Roland Bou Chedid, Alfred Oftring, Wolfgang Staffel, Markus Christian Biel, Johann-Peter Melder, Christian Gruenanger
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Patent number: 9428443Abstract: Process for the preparation of alkali metal salts of glycine or of racemic ?-amino acids of the general formula (I) R1—CH(NH2)—COOH??(I) in which R1 is selected from hydrogen, CH3, C2H5, CH(CH3)2, (CH2)2COOH and CH2OH, wherein an alkali metal salt of the corresponding ?-ketocarboxylic acid or glyoxalic acid is reacted in the presence of at least one heterogeneous catalyst, which comprises at least one transition metal, in the presence of hydrogen with at least one nitrogen compound at temperatures in the range from 50 to 200° C., where the nitrogen compound is selected from primary and secondary amines and ammonia.Type: GrantFiled: May 14, 2014Date of Patent: August 30, 2016Assignee: BASF SEInventors: Christian Gruenanger, Roland Bou Chedid, Markus Christian Biel, Johann-Peter Melder
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Publication number: 20160122288Abstract: Process for the preparation of alkali metal salts of glycine or of racemic ?-amino acids of the general formula (I) R1—CH(NH2)—COOH??(I) in which R1 is selected from hydrogen, CH3 , C2H5, CH(CH3)2, (CH2)2COOH and CH2OH, wherein an alkali metal salt of the corresponding ?-ketocarboxylic acid or glyoxalic acid is reacted in the presence of at least one heterogeneous catalyst, which comprises at least one transition metal, in the presence of hydrogen with at least one nitrogen compound at temperatures in the range from 50 to 200° C., where the nitrogen compound is selected from primary and secondary amines and ammonia.Type: ApplicationFiled: May 14, 2014Publication date: May 5, 2016Applicant: BASF SEInventors: Christian GRUENANGER, Roland BOU CHEDID, Markus Christian BIEL, Johann-Peter MELDER
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Publication number: 20130158294Abstract: Process for the preparation of racemic ?-amino acids or of glycine, wherein the corresponding ?-hydroxycarboxylic acid, selected from hydroxyacetic acid, lactic acid, malic acid, ?-hydroxyglutamic acid, isocitric acid, tartronic acid and tartaric acid, or at least one salt of the corresponding ?-hydroxycarboxylic acid is reacted in the presence of at least one heterogeneous catalyst which comprises at least one transition metal, in the presence of hydrogen with at least one nitrogen compound (c), where the nitrogen compound (c) is selected from primary and secondary amines and ammonia.Type: ApplicationFiled: December 19, 2012Publication date: June 20, 2013Inventors: Roland BOU CHEDID, Alfred Oftring, Wolfgang Staffel, Markus Christian Biel, Johann-Peter Melder, Christian Gruenanger