Patents by Inventor Donata Maria Fries
Donata Maria Fries 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: 10138196Abstract: A catalytic process for preparing an ?,?-ethylenically unsaturated carboxylic acid salt from an alkene, carbon dioxide and an alkoxide having a secondary or tertiary carbon atom directly bound to a [O?] group is described. The alcohol byproduct is distilled off after an intermediate phase separation. This provides pure ?,?-ethylenically unsaturated carboxylic acid salt at minimum effort.Type: GrantFiled: May 9, 2016Date of Patent: November 27, 2018Assignee: BASF SEInventors: Thomas Schaub, Nuria Huguet Subiela, Rocco Paciello, Donata Maria Fries, Simone Manzini
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Publication number: 20180134646Abstract: A catalytic process for preparing an ?,?-ethylenically unsaturated carboxylic acid salt from an alkene, carbon dioxide and an alkoxide having a secondary or tertiary carbon atom directly bound to a [O—] group is described. The alcohol byproduct is distilled off after an intermediate phase separation. This provides pure ?,?-ethylenically unsaturated carboxylic acid salt at minimum effort.Type: ApplicationFiled: May 9, 2016Publication date: May 17, 2018Applicant: BASF SEInventors: Thomas SCHAUB, Nuria HUGUET SUBIELA, Rocco PACIELLO, Donata Maria FRIES, Simone MANZINI
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Patent number: 9428438Abstract: Process for obtaining formic acid by thermal separation of a stream comprising formic acid and a tertiary amine (I), in which, in step (a), a liquid stream comprising formic acid, methanol, water and tertiary amine (I) is produced by combining methyl formate, water and tertiary amine (I), from there in step (b), methanol is separated off and in step (c), formic acid is removed by distillation from the liquid stream obtained in a distillation apparatus, wherein, when methyl formate, water and tertiary amine (I) are combined, methyl formate, water and optionally tertiary amine (I) are first introduced in step (a1) in a molar ratio of 0?n(amine to a1)/n(mefo to a1)?0.1, and from 70 to 100% of the hydrolysis equilibrium possible is set and then, in step (a2), tertiary amine (I) is introduced in a molar ratio of 0.1?n(amine to a2)/n(mefo to a1)?2, and the mixture is reacted.Type: GrantFiled: November 25, 2013Date of Patent: August 30, 2016Assignee: BASF SEInventors: Donata Maria Fries, Klaus-Dieter Mohl, Martin Schäfer, Daniel Schneider, Peter Bassler, Stefan Rittinger, Joaquim Henrique Teles
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Patent number: 8946462Abstract: The invention relates to a process for preparing formic acid by reaction of carbon dioxide with hydrogen in a hydrogenation reactor in the presence of a transition metal complex as a catalyst comprising at least one element from group 8, 9 or 10 of the Periodic Table and at least one phosphine ligand with at least one organic radical having at least 13 carbon atoms, of a tertiary amine and of a polar solvent to form a formic acid-amine, adduct, which is subsequently dissociated thermally to formic acid and the corresponding tertiary amine. on unit.Type: GrantFiled: November 8, 2012Date of Patent: February 3, 2015Assignee: BASF SEInventors: Thomas Schaub, Marek Pazicky, Donata Maria Fries, Rocco Paciello, Anton Meier
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Patent number: 8889905Abstract: Process for obtaining formic acid by thermal separation of a stream comprising formic acid and a tertiary amine (I), in which a liquid stream comprising formic acid and tertiary amine (I) is produced by combining tertiary amine (I) and a formic acid source, secondary components comprised therein are separated off, formic acid is removed by distillation from the resulting liquid stream in a distillation apparatus, where the bottom output from the distillation apparatus is separated into two liquid phases, and the upper liquid phase is recirculated to the formic acid source and the lower liquid phase is recirculated to the separation of the secondary components and/or to the distillation apparatus, wherein low boilers are removed by distillation from the upper liquid phase and recirculated to the depleted stream.Type: GrantFiled: December 20, 2012Date of Patent: November 18, 2014Assignee: BASF SEInventors: Peter Bassler, Stefan Rittinger, Daniel Schneider, Donata Maria Fries, Klaus-Dieter Mohl, Joaquim Henrique Teles, Martin Schäfer, Jürgen Paschold
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Patent number: 8877965Abstract: A process for preparing formic acid by reaction of carbon dioxide (1) with hydrogen (2) in a hydrogenation reactor (I) in the presence of a catalyst comprising an element of group 8, 9 or 10 of the Periodic Table, a tertiary amine comprising at least 12 carbon atoms per molecule and a polar solvent comprising one or more monoalcohols selected from among methanol, ethanol, propanols and butanols, to form formic acid/amine adducts as intermediates which are subsequently thermally dissociated, where the work-up of the output (3) from the hydrogenation reactor (I) is carried out by addition of water so as to increase the distribution coefficient of the catalyst between the upper phase (4) and the lower phase.Type: GrantFiled: June 29, 2011Date of Patent: November 4, 2014Assignee: BASF SEInventors: Thomas Schaub, Donata Maria Fries, Rocco Paciello, Klaus-Dieter Mohl, Martin Schäfer, Stefan Rittinger, Daniel Schneider
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Patent number: 8835683Abstract: Process for obtaining formic acid by thermal separation of a stream comprising formic acid and a tertiary amine (I), in which a liquid stream comprising formic acid, tertiary amine (I) and water is produced by combining tertiary amine (I) and a formic acid source in the presence of water, water and organic decomposition products of the tertiary amine (I) are removed and formic acid is removed by distillation from the resulting liquid stream in a distillation apparatus, wherein the stream comprising water and organic decomposition products of the tertiary amine (I) which have been separated off is separated into two liquid phases, the upper liquid phase is removed and the lower, water-comprising liquid phase is recirculated to the formic acid source.Type: GrantFiled: December 20, 2012Date of Patent: September 16, 2014Assignee: BASF SEInventors: Daniel Schneider, Klaus-Dieter Mohl, Martin Schäfer, Donata Maria Fries, Joaquim Henrique Teles, Peter Bassler, Stefan Rittinger, Thomas Schaub
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Patent number: 8791297Abstract: A process for preparing formic acid by reaction of carbon dioxide (1) with hydrogen (2) in a hydrogenation reactor (I) in the presence of a catalyst comprising an element of group 8, 9 or 10 of the Periodic Table, a tertiary amine comprising at least 12 carbon atoms per molecule and a polar solvent comprising one or more monoalcohols selected from among methanol, ethanol, propanols and butanols and also water, to form formic acid/amine adducts as intermediates which are subsequently thermally dissociated, with work-up of the output (3) from the hydrogenation reactor (I) in a plurality of process steps, where a tertiary amine-comprising stream (13) from the work-up is used as selective solvent for the catalyst, is proposed.Type: GrantFiled: June 29, 2011Date of Patent: July 29, 2014Assignee: BASF SEInventors: Thomas Schaub, Donata Maria Fries, Rocco Paciello, Klaus-Dieter Mohl, Martin Schäfer, Stefan Rittinger, Daniel Schneider
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Publication number: 20140148617Abstract: Process for obtaining formic acid by thermal separation of a stream comprising formic acid and a tertiary amine (I), in which, in step (a), a liquid stream comprising formic acid, methanol, water and tertiary amine (I) is produced by combining methyl formate, water and tertiary amine (I), from there in step (b), methanol is separated off and in step (c), formic acid is removed by distillation from the liquid stream obtained in a distillation apparatus, wherein, when methyl formate, water and tertiary amine (I) are combined, methyl formate, water and optionally tertiary amine (I) are first introduced in step (a1) in a molar ratio of 0?n(amine to a1)/n(mefo to a1)?0.1, and from 70 to 100% of the hydrolysis equilibrium possible is set and then, in step (a2), tertiary amine (I) is introduced in a molar ratio of 0.1?n(amine to a2)/n(mefo to a1)?2, and the mixture is reacted.Type: ApplicationFiled: November 25, 2013Publication date: May 29, 2014Applicant: BASF SEInventors: Donata Maria Fries, Klaus-Dieter Mohl, Martin Schäfer, Daniel Schneider, Peter Bassler, Stefan Rittinger, Joaquim Henrique Teles
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Publication number: 20130190532Abstract: Process for obtaining formic acid by thermal separation of a stream comprising formic acid and a tertiary amine (I), in which a liquid stream comprising formic acid, tertiary amine (I) and water is produced by combining tertiary amine (I) and a formic acid source in the presence of water, water and organic decomposition products of the tertiary amine (I) are removed and formic acid is removed by distillation from the resulting liquid stream in a distillation apparatus, wherein the stream comprising water and organic decomposition products of the tertiary amine (I) which have been separated off is separated into two liquid phases, the upper liquid phase is removed and the lower, water-comprising liquid phase is recirculated to the formic acid source.Type: ApplicationFiled: December 20, 2012Publication date: July 25, 2013Applicant: BASF SEInventors: Daniel Schneider, Klaus-Dieter Mohl, Martin Schäfer, Donata Maria Fries, Joaquim Henrique Teles, Peter Bassler, Stefan Rittinger, Thomas Schaub
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Publication number: 20130090496Abstract: The invention relates to a process for preparing formic acid by reacting carbon dioxide with hydrogen in a hydrogenation reactor in the presence of a catalyst comprising an element of group 8, 9 or 10 of the Periodic Table, a tertiary amine and a polar solvent to form formic acid-amine adducts which are subsequently dissociated thermally into formic acid and tertiary amine.Type: ApplicationFiled: October 5, 2012Publication date: April 11, 2013Applicant: BASF SEInventors: Thomas Schaub, Oliver Bey, Anton Meier, Donata Maria Fries, Randolf Hugo
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Publication number: 20130012739Abstract: A process for preparing formic acid by reacting carbon dioxide with hydrogen in a hydrogenation reactor in the presence of a catalyst comprising an element of group 8, 9 or 10 of the Periodic Table, a tertiary amine and a polar solvent to form formic acid-amine adducts which are subsequently dissociated thermally into formic acid and tertiary amine.Type: ApplicationFiled: July 6, 2012Publication date: January 10, 2013Applicant: BASF SEInventors: Thomas Schaub, Donata Maria Fries, Rocco Paciello, Peter Bassler, Martin Schäfer, Stefan Rittinger
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Publication number: 20120157711Abstract: The present invention relates to a process for preparing formic acid by reacting carbon dioxide (1) with hydrogen (2) in a hydrogenation reactor (I) in the presence of a catalyst comprising an element of group 8, 9 or 10 of the Periodic Table, a tertiary amine comprising at least 12 carbon atoms per molecule and a polar solvent comprising one or more monoalcohols selected from among methanol, ethanol, propanols and butanols, to form formic acid/amine adducts as intermediates which are subsequently thermally dissociated, where a tertiary amine having a boiling point which is at least 5° C. higher than that of formic acid is used and a reaction mixture comprising the polar solvent, the formic acid/amine adducts, the tertiary amine and the catalyst is formed in the reaction in the hydrogenation reactor (I) and is discharged from the reactor as output (3).Type: ApplicationFiled: December 20, 2011Publication date: June 21, 2012Applicant: BASF SEInventors: Thomas Schaub, Donata Maria Fries, Rocco Paciello, Klaus-Dieter Mohl, Martin Schäfer, Stefan Rittinger, Petra Deckert, Peter Bassler
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Publication number: 20120071690Abstract: A process is proposed for production of formamides by reaction of carbon dioxide with hydrogen in a hydrogenation reactor I in the presence of a catalyst comprising an element from group 8, 9 or 10 of the periodic table, a tertiary amine comprising at least 6 carbon atoms per molecule, and also a polar solvent, to form formic acid-amine adducts as intermediates, which are subsequently reacted with ammonia or amines in a reactor to obtain a two-phase liquid reaction effluent from which the liquid phase enriched with the formamides is distillatively separated to recover the formamide.Type: ApplicationFiled: September 16, 2011Publication date: March 22, 2012Applicant: BASF SEInventors: Marek Pazicky, Thomas Schaub, Ansgar Gereon Altenhoff, Donata Maria Fries, Rocco Paciello
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Publication number: 20120022290Abstract: A process for preparing formic acid by reaction of carbon dioxide (1) with hydrogen (2) in a hydrogenation reactor (I) in the presence of a catalyst comprising an element of group 8, 9 or 10 of the Periodic Table, a tertiary amine comprising at least 12 carbon atoms per molecule and a polar solvent comprising one or more monoalcohols selected from among methanol, ethanol, propanols and butanols, to form formic acid/amine adducts as intermediates which are subsequently thermally dissociated, where the work-up of the output (3) from the hydrogenation reactor (I) is carried out by addition of water so as to increase the distribution coefficient of the catalyst between the upper phase (4) and the lower phase.Type: ApplicationFiled: June 29, 2011Publication date: January 26, 2012Applicant: BASF SEInventors: Thomas Schaub, Donata Maria Fries, Rocco Paciello, Klaus-Dieter Mohl, Martin Schäfer, Stefan Rittinger, Daniel Schneider
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Publication number: 20110319658Abstract: A process for preparing formic acid by reaction of carbon dioxide (1) with hydrogen (2) in a hydrogenation reactor (I) in the presence of a catalyst comprising an element of group 8, 9 or 10 of the Periodic Table, a tertiary amine comprising at least 12 carbon atoms per molecule and a polar solvent comprising one or more monoalcohols selected from among methanol, ethanol, propanols and butanols and also water, to form formic acid/amine adducts as intermediates which are subsequently thermally dissociated, with work-up of the output (3) from the hydrogenation reactor (I) in a plurality of process steps, where a tertiary amine-comprising stream (13) from the work-up is used as selective solvent for the catalyst, is proposed.Type: ApplicationFiled: June 29, 2011Publication date: December 29, 2011Applicant: BASF SEInventors: Thomas Schaub, Donata Maria Fries, Rocco Paciello, Klaus-Dieter Mohl, Martin Schäfer, Stefan Rittinger, Daniel Schneider