Patents by Inventor Markus Klumpe
Markus Klumpe 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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Publication number: 20180118632Abstract: Process for manufacturing a formulation of a chelating agent according to general formula (I): R1—CH(COOX1)—N(CH2COOX1)2, wherein R1 is selected from C1-C4-alkyl, linear or branched, phenyl, benzyl, CH2OH, and CH2CH2COOX1, X1 is (MxH1-x), M being selected from alkali metal, x is in the range of from 0.6 to 1, said formulation comprising in the range of from 0.01 to 20% by weight of water, and at least one organic solvent selected from alkanols with a boiling point at normal pressure that is higher than the boiling point of water, from alkandiols, alkantriols and polyols and mixtures of at least two of the foregoing, said process comprising the following steps: (a) providing an aqueous solution of chelating agent according to general formula (I), (b) adding said organic solvent and (c) removing the water completely or the majority of the water by distillation.Type: ApplicationFiled: April 19, 2016Publication date: May 3, 2018Applicant: BASF SEInventors: Benjamin NEHLS, Markus KLUMPE, Michael MAUSS, Klaus ECKERT
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Patent number: 9920164Abstract: The present invention relates to a process for the preparation of monohydroxypolyalkylene oxides (MPAO) which are substantially free of diols, comprising the reaction of at least one monoalcohol as a starter with at least one alkylene oxide in the presence of at least one basic catalyst, the catalyst being used as a solution in water or alcohol or in solvent mixtures which comprise water and/or alcohol.Type: GrantFiled: June 16, 2010Date of Patent: March 20, 2018Assignee: BASF SEInventors: Markus Klumpe, Matthias Zipplies
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Patent number: 9657137Abstract: The present invention relates to a process for preparing hydrophobically associating macromonomers M and to the novel macromonomers prepared by means of the process according to the invention. The macromonomers M comprise a copolymerizable, ethylenically unsaturated group and a polyether structure in block form, the latter consisting of a polyethyleneoxy block and a hydrophobic polyalkyleneoxy block consisting of alkyleneoxy units having at least 4 carbon atoms. Optionally, the macromonomers M may have a terminal polyethyleneoxy block. The macromonomers prepared by the process according to the invention are suitable for reaction with further monomers, especially with acrylamide, to give a water-soluble, hydrophobically associating copolymer.Type: GrantFiled: December 13, 2013Date of Patent: May 23, 2017Assignee: BASF SEInventors: Christian Bittner, Björn Langlotz, Benjamin Wenzke, Christian Spindler, Roland Reichenbach-Klinke, Markus Klumpe, Nicole Meier, Ulrich Annen, Thomas Ostrowski
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Publication number: 20150329669Abstract: The present invention relates to a process for preparing hydrophobically associating macromonomers M and to the novel macromonomers prepared by means of the process according to the invention. The macromonomers M comprise a copolymerizable, ethylenically unsaturated group and a polyether structure in block form, the latter consisting of a polyethyleneoxy block and a hydrophobic polyalkyleneoxy block consisting of alkyleneoxy units having at least 4 carbon atoms. Optionally, the macromonomers M may have a terminal polyethyleneoxy block. The macromonomers prepared by the process according to the invention are suitable for reaction with further monomers, especially with acrylamide, to give a water-soluble, hydrophobically associating copolymer.Type: ApplicationFiled: December 13, 2013Publication date: November 19, 2015Inventors: Christian BITTNER, Björn LANGLOTZ, Benjamin WENZKE, Christian SPINDLER, Roland REICHENBACH-KLINKE, Markus KLUMPE, Nicole MEIER, Ulrich ANNEN, Thomas OSTROWSKI
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Patent number: 9073836Abstract: A process for preparing polyether alcohols by reacting one or more unsaturated starters having at least one active hydrogen atom per molecule with one or more alkylene oxides in the liquid phase in the presence of a basic catalyst in a reactor, wherein the one or more alkylene oxides are introduced into the reactor in such a way that the concentration of unreacted alkylene oxide in the liquid reaction mixture in the reactor is increased as far as possible with increasing degree of addition of the alkylene oxide onto the starter, with the proviso that the temperature at the end of a runaway reaction is at any point in time at least 100 K below the onset temperature of the decomposition reaction of the liquid reaction mixture, is proposed.Type: GrantFiled: August 3, 2011Date of Patent: July 7, 2015Assignee: BASF SEInventors: Markus Klumpe, Thomas Ostrowski, Matthias Zipplies
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Patent number: 8519196Abstract: The alkoxylate mixtures comprise alkoxylates of the formula (I) C5H11CH(C3H7)CH2O(B)p(A)n(B)m(A)qH??(I) where A is ethyleneoxy, B, in each case independently, are C3-10-alkyleneoxy or mixtures thereof, groups A and B being present in the form of blocks in the stated sequence, p is a number from 0 to 10, n is a number greater than 0 to 20, m is a number greater than 0 to 20, q is a number greater than 0 to 10, p+n+m+q is at least 1, from 70 to 99% by weight of alkoxylates A1, in which C5H11 is n-C5H11, and from 1 to 30% by weight of alkoxylates A2, in which C5H11 is C2H5CH(CH3)CH2 and/or CH3CH(CH3)CH2CH2, being present in the mixture.Type: GrantFiled: October 14, 2004Date of Patent: August 27, 2013Assignee: BASF AktiengesellschaftInventors: Markus Klumpe, Juergen Tropsch, Rolf-Dieter Kahl, Roland Boehn, Susanne Stutz, Ralf Noerenberg
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Patent number: 8399608Abstract: A process for the preparation of polyether alcohols by reacting at least one alkylene oxide with at least one unsaturated starter having at least one active hydrogen atom per molecule under basic catalysis, that the alkoxylation is carried out in at least two stages, in stage (I) the alkoxylation of the starter or starters being carried out with not more than 10 mol of alkylene oxide per mole of starter with a catalyst concentration of not more than 0.0085 mol of basic catalyst per mole and in stage (II) and the optionally following stages, the alkoxylated starter or starters from stage (I) being reacted with further alkylene oxide at a catalyst concentration of at least 0.01 mol of basic catalyst per mole of starter.Type: GrantFiled: October 25, 2007Date of Patent: March 19, 2013Assignee: BASF AktiengesellschaftInventors: Georg Heinrich Grosch, Matthias Zipplies, Thomas Ostrowski, Ulrich Annen, Markus Klumpe
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Publication number: 20120078019Abstract: The present invention relates to a process for the preparation of monohydroxypolyalkylene oxides (MPAO) which are substantially free of diols, comprising the reaction of at least one monoalcohol as a starter with at least one alkylene oxide in the presence of at least one basic catalyst, the catalyst being used as a solution in water or alcohol or in solvent mixtures which comprise water and/or alcohol.Type: ApplicationFiled: June 16, 2010Publication date: March 29, 2012Applicant: BASF SEInventors: Markus Klumpe, Matthias Zipplies
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Publication number: 20120035381Abstract: A process for preparing polyether alcohols by reacting one or more unsaturated starters having at least one active hydrogen atom per molecule with one or more alkylene oxides in the liquid phase in the presence of a basic catalyst in a reactor, wherein the one or more alkylene oxides are introduced into the reactor in such a way that the concentration of unreacted alkylene oxide in the liquid reaction mixture in the reactor is increased as far as possible with increasing degree of addition of the alkylene oxide onto the starter, with the proviso that the temperature at the end of a runaway reaction is at any point in time at least 100 K below the onset temperature of the decomposition reaction of the liquid reaction mixture, is proposed.Type: ApplicationFiled: August 3, 2011Publication date: February 9, 2012Applicant: BASF SEInventors: Markus KLUMPE, Thomas Ostrowski, Matthias Zipplies
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Patent number: 8022120Abstract: The present invention relates to novel comb polymers which bear poly-C2-C4-alkylene ether side chains A and functional groups B which at a pH of >12 are present in the form of anionic groups on a carbon backbone and also the salts of such comb polymers. The invention also relates to the use of these comb polymers as additives in preparations comprising a mineral binder. The polyalkylene ether side chains A have the following formula: *—U—(C(O))k—X-(Alk-O)n—Y—Z??A.Type: GrantFiled: November 6, 2006Date of Patent: September 20, 2011Assignee: BASF AktiengesellschaftInventors: Stefan Becker, Markus Klumpe, Joachim Pakusch, Thomas Goetz, Christian Knoll, Rolf Gulden
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Publication number: 20100216968Abstract: A process for the preparation of polyether alcohols by reacting at least one alkylene oxide with at least one unsaturated starter having at least one active hydrogen atom per molecule under basic catalysis, that the alkoxylation is carried out in at least two stages, in stage (I) the alkoxylation of the starter or starters being carried out with not more than 10 mol of alkylene oxide per mole of starter with a catalyst concentration of not more than 0.0085 mol of basic catalyst per mole and in stage (II) and the optionally following stages, the alkoxylated starter or starters from stage (I) being reacted with further alkylene oxide at a catalyst concentration of at least 0.01 mol of basic catalyst per mole of starter.Type: ApplicationFiled: October 25, 2007Publication date: August 26, 2010Applicant: BASF SEInventors: Georg Heinrich Grosch, Matthias Zipplies, Thomas Ostrowski, Ulrich Annen, Markus Klumpe
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Publication number: 20090018240Abstract: The present invention relates to the use of water-soluble or water-dispersible polymers as additives in mineral building materials. The novel polymers are obtainable by polymerizing alkoxylated derivatives of 3-allyloxy-1,2-propanediol with ethylenically unsaturated mono- or dicarboxylic acids or the anhydrides, esters or mixtures thereof and, if appropriate, with one or more further ethylenically unsaturated monomers C.Type: ApplicationFiled: February 16, 2005Publication date: January 15, 2009Applicant: BASF AkiengesellschaftInventors: Stefan Becker, Ludwig Volkel, Thomas Gotz, Bernd Meyer-roscher, Markus Klumpe, Wolfgang Hansch, Arnold Burek, Stefanie Spilger
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Publication number: 20080300343Abstract: The present invention relates to novel comb polymers which bear poly-C2-C4-alkylene ether side chains A and functional groups B which at a pH of >12 are present in the form of anionic groups on a carbon backbone and also the salts of such comb polymers. The invention also relates to the use of these comb polymers as additives in preparations comprising a mineral binder.Type: ApplicationFiled: November 6, 2006Publication date: December 4, 2008Applicant: BASF SEInventors: Stefan Becker, Markus Klumpe, Joachim Pakusch, Thomas Gotz, Christian Knoll, Rolf Gulden
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Publication number: 20070065391Abstract: The alkoxylate mixtures comprise alkoxylates of the formula (I) C5H11CH(C3H7)CH2O(B)p(A)n(B)m(A)qH??(I) where A is ethyleneoxy, B, in each case independently, are C3-10-alkyleneoxy or mixtures thereof, groups A and B being present in the form of blocks in the stated sequence, p is a number from 0 to 10, n is a number greater than 0 to 20, m is a number greater than 0 to 20, q is a number greater than 0 to 10, p+n+m+q is at least 1, from 70 to 99% by weight of alkoxylates A1, in which C5H11 is n-C5H11, and from 1 to 30% by weight of alkoxylates A2, in which C5H11 is C2H5CH(CH3)CH2 and/or CH3CH(CH3)CH2CH2, being present in the mixture.Type: ApplicationFiled: October 14, 2004Publication date: March 22, 2007Applicant: Basf AktiengesellschaftInventors: Markus Klumpe, Jurgen Tropsch, Dieter Kahl, Roland Bohn, Susanne Stutz, Ralf Norenberg
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Patent number: 7164048Abstract: A process is described for purifying polyalkylene glycols obtained by adding alkylene oxide to alkylene glycol, in which, after addition is complete, the resultant polyalkylene glycol is treated at a pH of >7 with a bleaching agent selected from the group consisting of peroxides, peracids, percarbonates, perborates, peroxodisulfates or oxygen, in each case with or without addition of a bleaching activator. The process is suitable in particular for preparing polyethylene glycol having molar weights from 196 to 203 g/mol which meets requirements of pharmacopeias.Type: GrantFiled: June 2, 2004Date of Patent: January 16, 2007Assignee: BASF AktiengesellschaftInventors: Markus Klumpe, Kai-Uwe Baldenius, Claus Hackmann, Arnulf Lauterbach, Hans-Peter Seelmann-Eggebert, Matthias Zipplies
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Publication number: 20050009695Abstract: A process is described for purifying polyalkylene glycols obtained by adding alkylene oxide to alkylene glycol, in which, after addition is complete, the resultant polyalkylene glycol is treated at a pH of >7 with a bleaching agent selected from the group consisting of peroxides, peracids, percarbonates, perborates, peroxodisulfates or oxygen, in each case with or without addition of a bleaching activator. The process is suitable in particular for preparing polyethylene glycol having molar weights from 196 to 203 g/mol which meets requirements of pharmacopeias.Type: ApplicationFiled: June 2, 2004Publication date: January 13, 2005Applicant: BASF AktiengesellschaftInventors: Markus Klumpe, Kai-Uwe Baldenius, Claus Hackmann, Arnulf Lauterbach, Hans-Peter Seelmann-Eggebert, Matthias Zipplies