Patents by Inventor Markus Christian Biel

Markus Christian Biel 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: 11491463
    Abstract: Superabsorbent mixtures M comprising at least 70% by weight of superabsorbent A having a liquid absorption of 20 g/g (T20) of less than 300 s and/or a volumetric liquid absorption under pressure 0.3 psi (2.07 kPa) (VAUL) with a ? value of less than 400 s, and at least 5% by weight of superabsorbent B having a centrifuge retention capacity (CRC) of at least 30 g/g.
    Type: Grant
    Filed: January 2, 2019
    Date of Patent: November 8, 2022
    Assignee: BASF SE
    Inventors: Stephan Bauer, Katrin Baumann, Markus Toennessen, Christophe Bauduin, Markus Christian Biel, Thomas Daniel
  • Publication number: 20210362126
    Abstract: Superabsorbent mixtures M comprising at least 70% by weight of superabsorbent A having a liquid absorption of 20 g/g (T20) of less than 300 s and/or a volumetric liquid absorption under pressure 0.3 psi (2.07 kPa) (VAUL) with a ? value of less than 400 s, and at least 5% by weight of superabsorbent B having a centrifuge retention capacity (CRC) of at least 30 g/g.
    Type: Application
    Filed: January 2, 2019
    Publication date: November 25, 2021
    Inventors: Stephan Bauer, Katrin Baumann, Markus Toennessen, Christophe Bauduin, Markus Christian Biel, Thomas Daniel
  • Publication number: 20200248107
    Abstract: The present invention is directed towards a process for making a powder or granule containing (A) at least one chelating agent selected from methyl glycine diacetic acid (MGDA) and glutamic acid diacetate (GLDA) and iminodisuccinic acid (IDS) and their respective alkali metal salts, (B) at least one homo- or copolymer of (meth)acrylic acid, partially or fully neutralized with alkali, said process comprising the steps of (a) mixing the at least one chelating agent (A) and the at least one homo- or copolymer (B) in the presence of water, (b) removing most of said water by spray-drying or spray granulation using a gas with an inlet temperature of at least 125° C.
    Type: Application
    Filed: April 24, 2020
    Publication date: August 6, 2020
    Applicant: BASF SE
    Inventors: Markus HARTMANN, Marta REINOSO GARCIA, Michael Klemens MUELLER, Roland BOEHN, Markus Christian BIEL
  • Patent number: 10160937
    Abstract: Aqueous formulation with a content of (A) and (B) in the range of 40% to 60%, containing (A) a complexing agent selected from methylglycine diacetic acid (MGDA) that is at least partially neutralized with alkali metal, and at least one complexing agent other than MGDA selected from (B) glutamic acid diacetic acid (GLDA) that is at least partially neutralized with alkali metal, and, optionally, (C) a polymer being selected from polyamines, the N atoms being partially or fully substituted with CH2COOH groups, partially or fully neutralized with alkali metal cations, and, optionally, (D) at least one alkali metal salt of an organic acid, said acid being selected from mono- and dicarboxylic acids, wherein the weight ratio of complexing agent (A) to complexing agent (B) is in the range of from 10:1 to 1:10.
    Type: Grant
    Filed: November 20, 2015
    Date of Patent: December 25, 2018
    Assignee: BASF SE
    Inventors: Marta Reinoso Garcia, Markus Christian Biel, Dieter Boeckh, Nathalie Sophie Letzelter, Rohan Govind Murkunde, Frank Huelskoetter, Kevin George Goodall
  • Publication number: 20180002643
    Abstract: Aqueous formulation with a content of (A) and (B) in the range of 40% to 60%, containing (A) a complexing agent selected from methylglycine diacetic acid (MGDA) that is at least partially neutralized with alkali metal, and at least one complexing agent other than MGDA selected from (B) glutamic acid diacetic acid (GLDA) that is at least partially neutralized with alkali metal, and, optionally, (C) a polymer being selected from polyamines, the N atoms being partially or fully substituted with CH2COOH groups, partially or fully neutralized with alkali metal cations, and, optionally, (D) at least one alkali metal salt of an organic acid, said acid being selected from mono- and dicarboxylic acids, wherein the weight ratio of complexing agent (A) to complexing agent (B) is in the range of from 10:1 to 1:10.
    Type: Application
    Filed: November 20, 2015
    Publication date: January 4, 2018
    Inventors: Marta REINOSO GARCIA, Markus Christian BIEL, Dieter BOECKH, Nathalie Sophie LETZELTER, Rohan Govind MURKUNDE, Frank HUELSKOETTER, Kevin George GOODAL
  • Patent number: 9850453
    Abstract: Aqueous solution comprising (A) in the range of from 30 to 60% by weight of a complexing agent, selected from the alkali metal salts of methylglycine diacetic acid and the alkali metal salts of glutamic acid diacetic acid, (B) in the range of from 1 to 25% by weight of at least one salt of a sulfonic acid or of an organic acid, percentages referring to the total respective aqueous solution.
    Type: Grant
    Filed: May 13, 2014
    Date of Patent: December 26, 2017
    Assignee: BASF SE
    Inventors: Markus Christian Biel, Thomas Greindl, Markus Hartmann, Wolfgang Staffel, Marta Reinoso Garcia
  • Publication number: 20170058239
    Abstract: The present invention is directed towards a process for making a powder or granule containing (A) at least one chelating agent selected from methyl glycine diacetic acid (MGDA) and glutamic acid diacetate (GLDA) and iminodisuccinic acid (IDS) and their respective alkali metal salts, (B) at least one homo- or copolymer of (meth)acrylic acid, partially or fully neutralized with alkali, said process comprising the steps of (a) mixing the at least one chelating agent (A) and the at least one homo- or copolymer (B) in the presence of water, (b) removing most of said water by spray-drying or spray granulation using a gas with an inlet temperature of at least 125° C.
    Type: Application
    Filed: February 6, 2015
    Publication date: March 2, 2017
    Applicant: BASF SE
    Inventors: Markus Hartmann, Marta Reinoso Garcia, Michael Klemens Mueller, Roland Boehn, Markus Christian Biel
  • Patent number: 9512061
    Abstract: 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: Grant
    Filed: December 19, 2012
    Date of Patent: December 6, 2016
    Assignee: BASF SE
    Inventors: Roland Bou Chedid, Alfred Oftring, Wolfgang Staffel, Markus Christian Biel, Johann-Peter Melder, Christian Gruenanger
  • Publication number: 20160347698
    Abstract: The present invention relates to ethers of 1,2-, 1,3- and 1,4-bis(hydroxymethyl)cyclohexanes, to the preparation of such ethers and also to the use of such ethers as fragrances and as formulation auxiliaries in fragrance-comprising preparations.
    Type: Application
    Filed: July 15, 2016
    Publication date: December 1, 2016
    Inventors: Ralf PELZER, Roland Merten, Pierre Fournier, Markus Christian Biel
  • Patent number: 9452962
    Abstract: The present invention relates to ethers of 1,2-, 1,3- and 1,4-bis(hydroxymethyl)cyclohexanes, to the preparation of such ethers and also to the use of such ethers as fragrances and as formulation auxiliaries in fragrance-comprising preparations.
    Type: Grant
    Filed: June 28, 2012
    Date of Patent: September 27, 2016
    Assignee: BASF SE
    Inventors: Ralf Pelzer, Roland Merten, Markus Christian Biel, Pierre Fournier
  • Patent number: 9428443
    Abstract: 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: Grant
    Filed: May 14, 2014
    Date of Patent: August 30, 2016
    Assignee: BASF SE
    Inventors: Christian Gruenanger, Roland Bou Chedid, Markus Christian Biel, Johann-Peter Melder
  • Publication number: 20160130531
    Abstract: Aqueous solution comprising (A) in the range of from 30 to 60% by weight of a complexing agent, selected from the alkali metal salts of methylglycine diacetic acid and the alkali metal salts of glutamic acid diacetic acid, (B) in the range of from 1 to 25% by weight of at least one salt of a sulfonic acid or of an organic acid, percentages referring to the total respective aqueous solution.
    Type: Application
    Filed: May 13, 2014
    Publication date: May 12, 2016
    Applicant: BASF SE
    Inventors: Markus Christian BIEL, Thomas GREINDL, Markus HARTMANN, Wolfgang STAFFEL, Marta REINOSO GARCIA
  • Publication number: 20160122288
    Abstract: 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: Application
    Filed: May 14, 2014
    Publication date: May 5, 2016
    Applicant: BASF SE
    Inventors: Christian GRUENANGER, Roland BOU CHEDID, Markus Christian BIEL, Johann-Peter MELDER
  • Publication number: 20160097020
    Abstract: Aqueous solution comprising (A) in the range of from 30 to 60% by weight of a complexing agent, selected from the alkali metal salts of methylglycine diacetic acid and the alkali metal salts of glutamic acid diacetic acid, (B) in the range of from 700 ppm to 7% by weight of a polymer being selected from polyamines, the N atoms being partially or fully substituted with CH2COOH groups, partially or fully neutralized with alkali metal cations, ppm and percentages referring to the total respective aqueous solution
    Type: Application
    Filed: May 13, 2014
    Publication date: April 7, 2016
    Applicant: BASF SE
    Inventors: Markus Christian BIEL, Thomas GREINDL, Markus HARTMANN, Wolfgang STAFFEL, Marta REINOSO GARCIA
  • Patent number: 9062278
    Abstract: The present invention relates to a process for preparing ether carboxylates.
    Type: Grant
    Filed: February 18, 2011
    Date of Patent: June 23, 2015
    Assignee: BASF SE
    Inventors: Robert Baumann, Markus Christian Biel, Andreas Deckers, Alfred Oftring, Frank Rittig, Wolfgang Staffel
  • Publication number: 20140296579
    Abstract: The present invention relates to ethers of 1,2-, 1,3- and 1,4-bis(hydroxymethyl)cyclohexanes, to the preparation of such ethers and also to the use of such ethers as fragrances and as formulation auxiliaries in fragrance-comprising preparations.
    Type: Application
    Filed: June 28, 2012
    Publication date: October 2, 2014
    Applicant: BASF SE
    Inventors: Ralf Pelzer, Roland Merten, Markus Christian Biel, Pierre Fournier
  • Patent number: 8785685
    Abstract: The present invention relates to a process for preparing aminopolycarboxylates proceeding from an amino acid which, in a first process step is reacted with ethylene oxide to give an intermediate mixture comprising the corresponding dialkanolamine, and then the intermediate mixture, in a second process step is converted catalytically using a base to the corresponding aminopolycarboxylate, wherein the amino acid, before the reaction with ethylene oxide in the first process step, is supplied to a partial neutralization with 0.70 to 0.99 equivalent of base per acid group, or, in the first process step, an amino acid which has already been partly neutralized with 0.70 to 0.99 equivalent of base per acid group is used.
    Type: Grant
    Filed: March 26, 2012
    Date of Patent: July 22, 2014
    Assignee: BASF SE
    Inventors: Robert Baumann, Markus Christian Biel, Axel Franzke, Thomas Heidenfelder, Paul Klingelhoefer, Alfred Oftring
  • Patent number: 8609894
    Abstract: A process for preparing aminopolycarboxylates proceeding from the corresponding polyalkanolamines by oxidative dehydrogenation in the presence of a catalyst comprising 1 to 90% by weight of copper, based on the total weight of the catalyst, using a base, which comprises first performing a partial conversion of the polyalkanolamine to a reaction mixture comprising the aminopolycarboxylate at a temperature in the range from 140 to 180° C. until at least 10 to 90 mol% of the polyalkanolamine has been depleted, and then continuing the conversion at elevated temperature.
    Type: Grant
    Filed: April 2, 2012
    Date of Patent: December 17, 2013
    Assignee: BASF SE
    Inventors: Robert Baumann, Markus Christian Biel, Axel Franzke, Alfred Oftring, Friedhelm Teich, Paul Klingelhoefer, Marie Katrin Schroeter
  • Publication number: 20130165689
    Abstract: Process for preparing one or more complexing agents selected from methylglycinediacetic acid, glutamic acid diacetic acid and salts thereof Process for preparing one or more complexing agents selected from methylglycinediacetic acid, glutamic acid diacetic acid and salts thereof by catalytic dehydrogenation of N,N-bis(2-hydroxyethyl)alanine and/or N,N-bis(2-hydroxyethyl)glutamic acid and/or salts thereof in the presence of alkali metal hydroxide, where a catalyst comprising copper and zirconium dioxide is used, the activation of which is a reduction, wherein the precursor of the catalyst in question has a degree of crystallization K, defined as K = I K · 100 I K + I A , in the range from 0 to 50%.
    Type: Application
    Filed: December 21, 2012
    Publication date: June 27, 2013
    Inventors: Robert BAUMANN, Markus Christian Biel, Axel Franzke, Alfred Oftring, Friedhelm Teich, Paul Klingelhoefer, Guido Henze, Marie Katrin Schroeter, Olesya Kister, Sabine Borchers, Pavel Tuzina, Beate Deimling, Udo Leidel
  • Publication number: 20130158294
    Abstract: 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: Application
    Filed: December 19, 2012
    Publication date: June 20, 2013
    Inventors: Roland BOU CHEDID, Alfred Oftring, Wolfgang Staffel, Markus Christian Biel, Johann-Peter Melder, Christian Gruenanger