Patents by Inventor Mathias SCHELWIES
Mathias SCHELWIES 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).
-
Patent number: 10093606Abstract: The present invention relates to a process for preparing farnesyl acetone.Type: GrantFiled: April 29, 2015Date of Patent: October 9, 2018Assignee: BASF SE (REITSTÖTTER, KINZEBACH & PARTNER)Inventors: Mathias Schelwies, Rocco Paciello, Heinz Eckhardt, Martine Dehn
-
Publication number: 20180244598Abstract: The present invention relates to a process for the preparation of an optically active carbonyl compound by asymmetric hydrogenation of a prochiral ?,?-unsaturated carbonyl compound with hydrogen in the presence of at least one optically active transition metal catalyst that is soluble in the reaction mixture and which has rhodium as catalytically active transition metal and a chiral, bidentate bisphosphine ligand, wherein the reaction mixture during the hydrogenation of the prochiral ?,?-unsaturated carbonyl compound additionally comprises at least one compound of the general formula (I): in which R1, R2: are identical or different and are C6- to C10-aryl which is unsubstituted or carries one or more, e.g. 1, 2, 3, 4 or 5, substituents which are selected from C1- to C6-alkyl, C3- to C6-cycloalkyl, C6- to C10-aryl, C1- to C6-alkoxy and amino; Z is a group CHR3R4 or aryl which is unsubstituted or carries one or more, e.g.Type: ApplicationFiled: April 27, 2018Publication date: August 30, 2018Inventors: Mathias SCHELWIES, Rocco PACIELLO, Gunnar HEYDRICH, Günter WEGNER, Gerd-Dieter TEBBEN, Martin HAUBNER, Andreas KELLER, Oliver BEY, Stephanie RENZ, Georg SEEBER
-
Patent number: 9975837Abstract: The present invention relates to a process for the preparation of an optically active carbonyl compound by asymmetric hydrogenation of a prochiral ?,?-unsaturated carbonyl compound with hydrogen in the presence of at least one optically active transition metal catalyst that is soluble in the reaction mixture and which has rhodium as catalytically active transition metal and a chiral, bidentate bisphosphine ligand, wherein the reaction mixture during the hydrogenation of the prochiral ?,?-unsaturated carbonyl compound additionally comprises at least one compound of the general formula (I): in which R1, R2: are identical or different and are C6- to C10-aryl which is unsubstituted or carries one or more, e.g. 1, 2, 3, 4 or 5, substituents which are selected from C1- to C6-alkyl, C3- to C6-cycloalkyl, C6- to C10-aryl, C1- to C6-alkoxy and amino; Z is a group CHR3R4 or aryl which is unsubstituted or carries one or more, e.g.Type: GrantFiled: December 18, 2015Date of Patent: May 22, 2018Assignee: BASF SEInventors: Mathias Schelwies, Rocco Paciello, Gunnar Heydrich, Günter Wegner, Gerd-Dieter Tebben, Martin Haubner, Andreas Keller, Oliver Bey, Stephanie Renz, Georg Seeber
-
Publication number: 20180057437Abstract: The present invention relates to a process for the preparation of an optically active carbonyl compound by asymmetric hydrogenation of a prochiral ?,?-unsaturated carbonyl compound with hydrogen in the presence of at least one optically active transition metal catalyst that is soluble in the reaction mixture and which has rhodium as catalytically active transition metal and a chiral, bidentate bisphosphine ligand, wherein the reaction mixture during the hydrogenation of the prochiral ?,?-unsaturated carbonyl compound additionally comprises at least one compound of the general formula (I): in which R1, R2: are identical or different and are C6- to C10-aryl which is unsubstituted or carries one or more, e.g. 1, 2, 3, 4 or 5, substituents which are selected from C1- to C6-alkyl, C3- to C6-cycloalkyl, C6- to C10-aryl, C1- to C6-alkoxy and amino; Z is a group CHR3R4 or aryl which is unsubstituted or carries one or more, e.g.Type: ApplicationFiled: December 18, 2015Publication date: March 1, 2018Inventors: Mathias SCHELWIES, Rocco PACIELLO, Gunnar HEYDRICH, Günter WEGNER, Gerd TEBBEN, Martin HAUBNER, Andreas KELLER, Oliver BEY, Stephanie RENZ, Georg SEEBER
-
Publication number: 20170044084Abstract: The present invention relates to a process for preparing farnesyl acetone.Type: ApplicationFiled: April 29, 2015Publication date: February 16, 2017Inventors: Mathias SCHELWIES, Rocco PACIELLO, Heinz ECKHARDT, Martine DEHN
-
Publication number: 20160347908Abstract: The present invention relates to a process for producing nylon-6,6 by a) providing a muconic acid starting material selected from muconic acid, esters of muconic acid, lactones of muconic acid and mixtures thereof, b) subjecting the muconic acid starting material provided in step a) at least to some extent to a reaction with hydrogen in the presence of at least one hydrogenation catalyst Hb) to give adipic acid, c1) subjecting the muconic acid starting material provided in step a) to some extent to a reaction with hydrogen in the presence of at least one hydrogenation catalyst Hc1) to give 1,6-hexanediol, or c2) subjecting the adipic acid obtained in step b) to some extent to a reaction with hydrogen in the presence of at least one hydrogenation catalyst Hc2) to give 1,6-hexanediol, d) subjecting the 1,6-hexanediol obtained in step c1) or c2) to amination in the presence of an amination catalyst to obtain hexamethylenediamine, e) subjecting the hexamethylenediamine obtained in step d) and at least a portion oType: ApplicationFiled: December 12, 2014Publication date: December 1, 2016Inventors: Christoph MÜLLER, Matin BOCK, Marion DA SILVA, Rolf-Hartmuth FISCHER, Benoit BLANK, Alois KINDLER, Johann-Peter MELDER, Bernhard OTTO, Mathias SCHELWIES, Andreas HENNINGER
-
Publication number: 20160326092Abstract: The invention relates to a method for producing hexamethylenediamine, wherein a) a muconic acid starting material is provided, which is selected from among muconic acid, esters of muconic acid, lactones of muconic acid, and mixtures thereof, b) the muconic acid starting material is subjected to a reaction with hydrogen in the presence of at least one hydrogenation catalyst in order to form 1,6-hexanediol, and c) the 1,6-hexanediol obtained in step b) is subjected to amination in the presence of an amination catalyst in order to obtain hexamethylenediamine. The invention further relates to hexamethylenediamine which can be produced by means of said method.Type: ApplicationFiled: December 12, 2014Publication date: November 10, 2016Inventors: Christoph MÜLLER, Martin BOCK, Marion DA SILVA, Rolf-Hartmuth FISCHER, Benoit BLANK, Alois KINDLER, Johann-Peter MELDER, Bernhard OTTO, Mathias SCHELWIES, Andreas HENNINGER
-
Publication number: 20160185896Abstract: The present invention relates to the use of 2,5-bisaminomethylfuran as hardener for resin components made of epoxy resin and reactive diluent, and also to a corresponding curable composition, curing thereof, and the cured epoxy resin obtainable therefrom. The present invention further relates to the use of 2,5-bisaminomethylfuran as hardener for the production of epoxy-resin-based coatings, in particular of floor coatings with early-stage water resistance.Type: ApplicationFiled: July 29, 2014Publication date: June 30, 2016Applicant: BASF SEInventors: Alexander PANCHENKO, Monika CHARRAK, Kirsten DAHMEN, Marion BRINKS, Mathias SCHELWIES, Benoit BLANK, Markus PIEPENBRINK, Rene BACKES, Christian KRAUSCHE
-
Patent number: 9193666Abstract: Process for preparing alkanolamines which have a primary amino group (—NH2) and a hydroxyl group (—OH) by alcohol amination of diols having two hydroxyl groups (—OH) by means of ammonia with elimination of water, wherein the reaction is carried out homogeneously catalyzed in the presence of at least one complex catalyst comprising at least one element selected from groups 8, 9 and 10 of the Periodic Table and also at least one donor ligand.Type: GrantFiled: March 8, 2012Date of Patent: November 24, 2015Assignee: BASF SEInventors: Thomas Schaub, Boris Buschhaus, Marion Kristina Brinks, Mathias Schelwies, Rocco Paciello, Johann-Peter Melder, Martin Merger
-
Patent number: 8912361Abstract: Process for preparing primary amines which have at least one functional group of the formula (—CH2—NH2) and at least one further primary amino group by alcohol amination of starting materials having at least one functional group of the formula (—CH2—OH) and at least one further functional group (—X), where (—X) is selected from among hydroxyl groups and primary amino groups, by means of ammonia with elimination of water, wherein the reaction is carried out homogeneously catalyzed in the presence of at least one complex catalyst comprising at least one element selected from groups 8, 9 and 10 of the Periodic Table and also at least one donor ligand.Type: GrantFiled: March 8, 2012Date of Patent: December 16, 2014Assignee: BASF SEInventors: Thomas Schaub, Boris Buschhaus, Marion Kristina Brinks, Mathias Schelwies, Rocco Paciello, Johann-Peter Melder, Martin Merger
-
Patent number: 8853400Abstract: The invention relates to a process for preparing primary amines by alcohol amination of alcohols with ammonia with the elimination of water, where the alcohol amination is carried out under homogeneous catalysis in the presence of at least one complex catalyst which comprises ruthenium and at least one at least bidental donor ligand, but no anionic ligands.Type: GrantFiled: July 23, 2013Date of Patent: October 7, 2014Assignee: BASF SEInventors: Mathias Schelwies, Marion Brinks, Thomas Schaub, Johann-Peter Melder, Rocco Paciello, Martin Merger
-
Patent number: 8785693Abstract: Process for the preparation of primary amines which have at least one functional group of the formula (—CH2—NH2) by alcohol amination of starting materials which have at least one functional group of the formula (—CH2—OH), with ammonia, with the elimination of water, where the alcohol amination is carried out under homogeneous catalysis in the presence of at least one complex catalyst which comprises at least one element selected from groups 8 and 9 of the Periodic Table of the Elements, and also at least one phosphorus donor ligand of the general formula (I).Type: GrantFiled: March 8, 2012Date of Patent: July 22, 2014Assignee: BASF SEInventors: Thomas Schaub, Boris Buschhaus, Marion Kristina Brinks, Mathias Schelwies, Rocco Paciello, Johann-Peter Melder, Martin Merger
-
Publication number: 20140046054Abstract: The invention relates to a process for preparing amines (A) by alcohol amination of alcohols (Al) by means of an aminating agent (Am) with elimination of water, wherein the alcohol amination is carried out in the presence of a complex catalyst comprising iridium and an amino acid.Type: ApplicationFiled: August 7, 2013Publication date: February 13, 2014Applicant: BASF SEInventors: Alexander WETZEL, Michael Limbach, Marion Brinks, Mathias Schelwies
-
Patent number: 8637709Abstract: Preparing a primary amine by alcohol amination of alcohol with ammonia and elimination of water includes reacting, in a homogeneously catalyzed reaction, a mixture of alcohol, ammonia, nonpolar solvent, and catalyst, in a liquid phase, to obtain a product mixture. The process then includes phase separating the product mixture into a polar product phase and a nonpolar product phase, and separating off the nonpolar product phase. At least some of the nonpolar phase returns to the homogenously catalyzed reaction. The process further includes separating off amination product from the polar product phase. At least some of the catalyst is in the nonpolar phase, and the catalyst accumulates in the nonpolar phase.Type: GrantFiled: March 8, 2012Date of Patent: January 28, 2014Assignee: BASF SEInventors: Thomas Schaub, Boris Buschhaus, Marion Kristina Brinks, Mathias Schelwies, Rocco Paciello, Johann-Peter Melder, Martin Merger
-
Publication number: 20140024833Abstract: The invention relates to a process for preparing primary amines by alcohol amination of alcohols with ammonia with the elimination of water, where the alcohol amination is carried out under homogeneous catalysis in the presence of at least one complex catalyst which comprises ruthenium and at least one at least bidental donor ligand, but no anionic ligands.Type: ApplicationFiled: July 23, 2013Publication date: January 23, 2014Applicant: BASF SEInventors: Mathias SCHELWIES, Marion Brinks, Thomas Schaub, Johann-Peter Melder, Rocco Paciello, Martin Merger
-
Publication number: 20120232293Abstract: Process for preparing primary amines which have at least one functional group of the formula (—CH2—NH2) and at least one further primary amino group by alcohol amination of starting materials having at least one functional group of the formula (—CH2—OH) and at least one further functional group (—X), where (—X) is selected from among hydroxyl groups and primary amino groups, by means of ammonia with elimination of water, wherein the reaction is carried out homogeneously catalyzed in the presence of at least one complex catalyst comprising at least one element selected from groups 8, 9 and 10 of the Periodic Table and also at least one donor ligand.Type: ApplicationFiled: March 8, 2012Publication date: September 13, 2012Applicant: BASF SEInventors: Thomas SCHAUB, Boris Buschhaus, Marion Kristina Brinks, Mathias Schelwies, Rocco Paciello, Johann-Peter Melder, Martin Merger
-
Publication number: 20120232294Abstract: Process for preparing alkanolamines which have a primary amino group (—NH2) and a hydroxyl group (—OH) by alcohol amination of diols having two hydroxyl groups (—OH) by means of ammonia with elimination of water, wherein the reaction is carried out homogeneously catalyzed in the presence of at least one complex catalyst comprising at least one element selected from groups 8, 9 and 10 of the Periodic Table and also at least one donor ligand.Type: ApplicationFiled: March 8, 2012Publication date: September 13, 2012Applicant: BASF SEInventors: Thomas SCHAUB, Boris Buschhaus, Marion Kristina Brinks, Mathias Schelwies, Rocco Paciello, Johann-Peter Melder, Martin Merger
-
Publication number: 20120232292Abstract: Process for the preparation of primary amines which have at least one functional group of the formula (—CH2—NH2) by alcohol amination of starting materials which have at least one functional group of the formula (—CH2—OH), with ammonia, with the elimination of water, where the alcohol amination is carried out under homogeneous catalysis in the presence of at least one complex catalyst which comprises at least one element selected from groups 8 and 9 of the Periodic Table of the Elements, and also at least one phosphorus donor ligand of the general formula (I).Type: ApplicationFiled: March 8, 2012Publication date: September 13, 2012Applicant: BASF SEInventors: Thomas SCHAUB, Boris BUSCHHAUS, Marion Kristina BRINKS, Mathias SCHELWIES, Rocco PACIELLO, Johann-Peter MELDER, Martin MERGER
-
Publication number: 20120232309Abstract: Preparing a primary amine by alcohol amination of alcohol with ammonia and elimination of water includes reacting, in a homogeneously catalyzed reaction, a mixture of alcohol, ammonia, nonpolar solvent, and catalyst, in a liquid phase, to obtain a product mixture. The process then includes phase separating the product mixture into a polar product phase and a nonpolar product phase, and separating off the nonpolar product phase. At least some of the nonpolar phase returns to the homogenously catalyzed reaction. The process further includes separating off amination product from the polar product phase. At least some of the catalyst is in the nonpolar phase, and the catalyst accumulates in the nonpolar phase.Type: ApplicationFiled: March 8, 2012Publication date: September 13, 2012Applicant: BASF SEInventors: Thomas SCHAUB, Boris Buschhaus, Marion Kristina Brinks, Mathias Schelwies, Rocco Paciello, Johann-Peter Melder, Martin Merger
-
Patent number: RE46374Abstract: Process for preparing primary amines which have at least one functional group of the formula (—CH2—NH2) and at least one further primary amino group by alcohol amination of starting materials having at least one functional group of the formula (—CH2—OH) and at least one further functional group (—X), where (—X) is selected from among hydroxyl groups and primary amino groups, by means of ammonia with elimination of water, wherein the reaction is carried out homogeneously catalyzed in the presence of at least one complex catalyst comprising at least one element selected from groups 8, 9 and 10 of the Periodic Table and also at least one donor ligand.Type: GrantFiled: February 23, 2016Date of Patent: April 25, 2017Assignee: BASF SEInventors: Thomas Schaub, Boris Buschhaus, Marion Kristina Da Silva, Mathias Schelwies, Rocco Paciello, Johann-Peter Melder, Martin Merger