Patents by Inventor Marco Hartmann

Marco Hartmann 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).

  • Publication number: 20190264600
    Abstract: A cooling system of an internal combustion engine includes a plurality of components in the form of heat sources, coolant pumps, actuator devices, and temperature sensors that are fluidically connected to one another via coolant lines, wherein a plurality of cooling circuits, each including at least one of the various components, is formed. In addition, a control device is provided that is in signal-conducting connection with at least one of the temperature sensors, with at least one of the coolant pumps, and with at least one of the actuator devices.
    Type: Application
    Filed: February 27, 2019
    Publication date: August 29, 2019
    Applicant: Volkswagen Aktiengesellschaft
    Inventors: Holger Loof, Jana Hartmann, Bodo Hoffmann, Marco Kiel
  • Patent number: 10252970
    Abstract: The invention relates to a process for dehydrating aqueous 3-hydroxypropionic acid to acrylic acid in the liquid phase, wherein aqueous acrylic acid is removed continuously from the liquid phase and the aqueous 3-hydroxypropionic acid and/or the liquid phase have a high content of oligomeric 3-hydroxypropionic acid.
    Type: Grant
    Filed: August 21, 2014
    Date of Patent: April 9, 2019
    Assignee: BASF SE
    Inventors: Tim Blaschke, Ortmund Lang, Nicolai Tonio Wörz, Christian Raith, Marco Hartmann, Marta Zajaczkowski-Fischer
  • Patent number: 9809526
    Abstract: The invention relates to a process for dehydrating aqueous 3-hydroxypropionic acid to acrylic acid, wherein an aqueous mixture of 3-hydroxypropionic acid and oligomeric 3-hydroxypropionic acid is converted to acrylic acid in the liquid phase in a first step and aqueous acrylic acid is distilled out of the liquid phase, and the aqueous acrylic acid is separated by distillation into an acrylic acid-rich phase and a water-rich phase in a second step.
    Type: Grant
    Filed: May 13, 2015
    Date of Patent: November 7, 2017
    Assignee: BASF SE
    Inventors: Tim Blaschke, Ortmund Lang, Marta Zajaczkowski-Fischer, Marco Hartmann
  • Patent number: 9771314
    Abstract: The invention relates to a process for preparing acrylic acid from formaldehyde and acetic acid, comprising (i) providing a gaseous stream S1 comprising formaldehyde, acetic acid and acrylic acid, where the molar ratio of acrylic acid to the sum total of formaldehyde and acetic acid in stream S1 is in the range from 0.005:1 to 0.3:1; (ii) contacting stream S1 with an aldol condensation catalyst in a reaction zone to obtain a gaseous stream S2 comprising acrylic acid.
    Type: Grant
    Filed: November 10, 2016
    Date of Patent: September 26, 2017
    Assignee: BASF SE
    Inventors: Marco Hartmann, Lukas Schulz, Nicolai Tonio Woerz, Yong Liu, Till Christian Brueggemann, Michael Lejkowski, Johannes Lieberknecht
  • Patent number: 9738583
    Abstract: A process for preparing acrylic acid from formaldehyde and acetic acid, is performed by (i) providing a gaseous stream S1 comprising formaldehyde, acetic acid, oxygen and water, where the formaldehyde content of stream S1 is in the range from 8% to 18% by volume, based on the total volume of stream S1, the ratio of the volumes of acetic acid to formaldehyde is in the range from 0.6:1 to 1.1:1, and the molar ratio of oxygen to the total amount of organic carbon is in the range from 0.02:1 to 0.15:1; and (ii) contacting stream S1 with an aldol condensation catalyst in a reaction zone to obtain a gaseous stream S2 containing acrylic acid.
    Type: Grant
    Filed: November 10, 2016
    Date of Patent: August 22, 2017
    Assignee: BASF SE
    Inventors: Marco Hartmann, Lukas Schulz, Nicolai Tonio Woerz, Yong Liu, Till Christian Brueggemann, Michael Lejkowski, Johannes Lieberknecht
  • Publication number: 20170129840
    Abstract: The invention relates to a process for preparing acrylic acid from formaldehyde and acetic acid, comprising (i) providing a gaseous stream S1 comprising formaldehyde, acetic acid, oxygen and water, where the formaldehyde content of stream S1 is in the range from 8% to 18% by volume, based on the total volume of stream S1, the ratio of the volumes of acetic acid to formaldehyde is in the range from 0.6:1 to 1.1:1, and the molar ratio of oxygen to the total amount of organic carbon is in the range from 0.02:1 to 0.15:1; (ii) contacting stream S1 with an aldol condensation catalyst in a reaction zone to obtain a gaseous stream S2 comprising acrylic acid.
    Type: Application
    Filed: November 10, 2016
    Publication date: May 11, 2017
    Applicant: BASF SE
    Inventors: Marco HARTMANN, Lukas SCHULZ, Nicolai Tonio WOERZ, Yong LIU, Till Christian BRUEGGEMANN, Michael LEJKOWSKI, Johannes LIEBERKNECHT
  • Publication number: 20170128916
    Abstract: An oxidic composition comprising vanadium, tungsten, phosphorus, oxygen and optionally tin, where the molar ratio of phosphorus to the sum total of vanadium, tungsten and any tin in the oxidic composition is in the range from 1.4:1 to 2.4:1.
    Type: Application
    Filed: November 10, 2016
    Publication date: May 11, 2017
    Applicant: BASF SE
    Inventors: Michael LEJKOWSKI, Yong LIU, Marco HARTMANN, Till Christian BRUEGGEMANN, Lukas SCHULZ, Johannes LIEBERKNECHT, Armin LANGE DE OLIVEIRA, Stephan A. SCHUNK, Andrei-Nicolae PARVULESCU, Martin DIETERLE, Nicolai Tonio WOERZ, Rolf TOMPERS, Robert MUELLER
  • Publication number: 20170129841
    Abstract: The invention relates to a process for preparing acrylic acid from formaldehyde and acetic acid, comprising (i) providing a gaseous stream S1 comprising formaldehyde, acetic acid and acrylic acid, where the molar ratio of acrylic acid to the sum total of formaldehyde and acetic acid in stream S1 is in the range from 0.005:1 to 0.3:1; (ii) contacting stream S1 with an aldol condensation catalyst in a reaction zone to obtain a gaseous stream S2 comprising acrylic acid.
    Type: Application
    Filed: November 10, 2016
    Publication date: May 11, 2017
    Applicant: BASF SE
    Inventors: Marco HARTMANN, Lukas SCHULZ, Nicolai Tonio WOERZ, Yong LIU, Till Christian BRUEGGEMANN, Michael LEJKOWSKI, Johannes LIEBERKNECHT
  • Patent number: 9630900
    Abstract: The invention relates to a process for dehydrating aqueous 3-hydroxypropionic acid to acrylic acid in the liquid phase, wherein aqueous acrylic acid is removed continuously from the liquid phase and the liquid phase comprises an inert organic solvent 1.
    Type: Grant
    Filed: September 2, 2014
    Date of Patent: April 25, 2017
    Assignee: BASF SE
    Inventors: Tim Blaschke, Ortmund Lang, Nicolai Tonio Wörz, Christian Raith, Marco Hartmann, Marta Zajaczkowski-Fischer
  • Publication number: 20170081268
    Abstract: The invention relates to a process for dehydrating aqueous 3-hydroxypropionic acid to acrylic acid, wherein an aqueous mixture of 3-hydroxypropionic acid and oligomeric 3-hydroxypropionic acid is converted to acrylic acid in the liquid phase in a first step and aqueous acrylic acid is distilled out of the liquid phase, and the aqueous acrylic acid is separated by distillation into an acrylic acid-rich phase and a water-rich phase in a second step.
    Type: Application
    Filed: May 13, 2015
    Publication date: March 23, 2017
    Inventors: Tim Blaschke, Ortmund Lang, Marta Zajaczkowski-Fischer, Marco Hartmann
  • Patent number: 9593065
    Abstract: A process for preparing acrylic acid from methanol and acetic acid, comprising (i) contacting a gaseous stream S0 comprising methanol, oxygen and inert gas with an oxidation catalyst to obtain a gaseous stream S1 comprising formaldehyde and inert gas; (ii) removing at least a portion of the inert gas present in S1 from at least a portion of the formaldehyde present in S1 by absorbing this formaldehyde in an absorbent to obtain a gaseous stream S2 comprising the portion of the inert gas removed, and to obtain a stream S3 comprising absorbent and absorbate comprising formaldehyde; (iii) optionally removing a portion or the entirety of the absorbent present in stream S3, such that a stream S3a remains from stream S3, and producing a stream S4 from at least stream S3 or stream S3a and a stream S5 comprising acetic acid; and (iv) contacting stream S4 in gaseous form with an aldol condensation catalyst to obtain a gaseous stream S6 comprising acrylic acid.
    Type: Grant
    Filed: July 9, 2015
    Date of Patent: March 14, 2017
    Assignee: BASF SE
    Inventors: Lukas Schulz, Nicolai Tonio Woerz, Tim Blaschke, Marco Hartmann, Frank Huetten
  • Patent number: 9540305
    Abstract: A process for preparing acrylic acid, comprising (i) providing a stream S4 comprising a formaldehyde source and acetic acid; (ii) contacting stream S4 with an aldol condensation catalyst comprising a zeolitic material comprising aluminum in the framework structure to obtain a stream S6 comprising acrylic acid, the framework structure of the zeolitic material in (ii) comprising YO2 and Al2O3, and Y being a tetravalent element; where the total content of alkali metal and alkaline earth metal in the zeolitic material in (ii), calculated as alkali metal oxide and alkaline earth metal oxide, is from 0% to 0.1% by weight, based in each case on the total weight of the zeolitic material, and where the aldol condensation catalyst in (ii) comprises, outside the framework structure of the zeolitic material present therein, from 0% to 1% by weight of vanadium, based on vanadium as vanadium(V) oxide.
    Type: Grant
    Filed: May 28, 2015
    Date of Patent: January 10, 2017
    Assignee: BASF SE
    Inventors: Andrei-Nicolae Parvulescu, Armin Lange De Oliveira, Stephan A. Schunk, Nicolai Tonio Woerz, Marco Hartmann, Kazuhiko Amakawa, Michael Goebel, Yong Liu, Michael Lejkowski
  • Patent number: 9458080
    Abstract: A process for obtaining acrylic acid, comprising (a) providing a liquid stream S7 comprising acetic acid and acrylic acid, where the molar ratio of acetic acid to acrylic acid in stream S7 is greater than 1:1, (b-1) crystallizing a portion of the acetic acid present in stream S7 to obtain solid crystallized acetic acid in its mother liquor, (b-2) separating the mother liquor from the acetic acid crystallized in (b-1) to obtain the solid crystallized acetic acid and a liquid stream S8 comprising acrylic acid and acetic acid, (c) separating stream S8 into at least one stream S10 depleted of acrylic acid compared to S8 and a stream S11 enriched in acrylic acid compared to S8.
    Type: Grant
    Filed: December 3, 2015
    Date of Patent: October 4, 2016
    Assignee: BASF SE
    Inventors: Nicolai Tonio Woerz, Lukas Schulz, Tim Blaschke, Marco Hartmann, Feelly Ruether, Yan Li
  • Patent number: 9446390
    Abstract: The present invention relates to a process for preparing acrylic acid comprising (i) providing a stream comprising a formaldehyde source and acetic acid and (ii) contacting this stream with an aldol condensation catalyst comprising a zeolitic material, wherein the framework structure of the zeolitic material in (ii) includes Si and O, and has a molar Al:Si ratio of 0:1 to 0.001:1, and wherein the framework structure of the zeolitic material in (ii), in addition to Si and any Al, comprises one or more elements selected from the group consisting of tetravalent elements Y other than Si and trivalent elements X other than Al.
    Type: Grant
    Filed: May 28, 2015
    Date of Patent: September 20, 2016
    Assignee: BASF SE
    Inventors: Andrei-Nicolae Parvulescu, Armin Lange De Oliveira, Michael Lejkowski, Nicolai Tonio Woerz, Marco Hartmann, Kazuhiko Amakawa, Michael Goebel, Ulrich Mueller, Mathias Feyen, Yong Liu
  • Patent number: 9434673
    Abstract: Process for preparing a vinylidenecarboxylic acid or ester thereof, wherein a reaction gas comprising gaseous formaldehyde, molecular oxygen and an alkycarboxylic acid or ester thereof is brought into contact with a solid catalyst whose active composition comprises a vanadium-phosphorus oxide having an average oxidation state of vanadium of from +4.40 to +5.0 to give a product gas comprising the vinylidenecarboxylic acid or ester thereof.
    Type: Grant
    Filed: May 14, 2014
    Date of Patent: September 6, 2016
    Assignee: BASF SE
    Inventors: Philipp Gruene, Cornelia Katharina Dobner, Marco Hartmann
  • Publication number: 20160221915
    Abstract: The invention relates to a process for dehydrating aqueous 3-hydroxypropionic acid to acrylic acid in the liquid phase, wherein aqueous acrylic acid is removed continuously from the liquid phase and the liquid phase comprises an inert organic solvent 1.
    Type: Application
    Filed: September 2, 2014
    Publication date: August 4, 2016
    Applicant: BASF SE
    Inventors: Tim Blaschke, Ortmund Lang, Nicolai Tonio Wörz, Christian Raith, Marco Hartmann, Marta Zajaczkowski-Fischer
  • Publication number: 20160221916
    Abstract: The invention relates to a process for dehydrating aqueous 3-hydroxypropionic acid to acrylic acid in the liquid phase, wherein aqueous acrylic acid is removed continuously from the liquid phase and the aqueous 3-hydroxypropionic acid and/or the liquid phase have a high content of oligomeric 3-hydroxypropionic acid.
    Type: Application
    Filed: August 21, 2014
    Publication date: August 4, 2016
    Applicant: BASF SE
    Inventors: Tim Blaschke, Ortmund Lang, Nicolai Tonio Wörz, Christian Raith, Marco Hartmann, Marta Zajaczkowski-Fischer
  • Publication number: 20160159724
    Abstract: A process for obtaining acrylic acid, comprising (a) providing a liquid stream S7 comprising acetic acid and acrylic acid, where the molar ratio of acetic acid to acrylic acid in stream S7 is greater than 1:1, (b-1) crystallizing a portion of the acetic acid present in stream S7 to obtain solid crystallized acetic acid in its mother liquor, (b-2) separating the mother liquor from the acetic acid crystallized in (b-1) to obtain the solid crystallized acetic acid and a liquid stream S8 comprising acrylic acid and acetic acid, (c) separating stream S8 into at least one stream S10 depleted of acrylic acid compared to S8 and a stream S11 enriched in acrylic acid compared to S8.
    Type: Application
    Filed: December 3, 2015
    Publication date: June 9, 2016
    Applicant: BASF SE
    Inventors: Nicolai Tonio WOERZ, Lukas SCHULZ, Tim BLASCHKE, Marco HARTMANN, Feelly RUETHER, Yan LI
  • Publication number: 20160031789
    Abstract: A process for preparing acrylic acid from methanol and acetic acid, comprising (i) contacting a gaseous stream S0 comprising methanol, oxygen and inert gas with an oxidation catalyst to obtain a gaseous stream S1 comprising formaldehyde and inert gas; (ii) removing at least a portion of the inert gas present in S1 from at least a portion of the formaldehyde present in S1 by absorbing this formaldehyde in an absorbent to obtain a gaseous stream S2 comprising the portion of the inert gas removed, and to obtain a stream S3 comprising absorbent and absorbate comprising formaldehyde; (iii) optionally removing a portion or the entirety of the absorbent present in stream S3, such that a stream S3a remains from stream S3, and producing a stream S4 from at least stream S3 or stream S3a and a stream S5 comprising acetic acid; and (iv) contacting stream S4 in gaseous form with an aldol condensation catalyst to obtain a gaseous stream S6 comprising acrylic acid.
    Type: Application
    Filed: July 9, 2015
    Publication date: February 4, 2016
    Applicant: BASF SE
    Inventors: Lukas SCHULZ, Nicolai Tonio Woerz, Tim Blaschke, Marco Hartmann, Frank Huetten
  • Publication number: 20150343431
    Abstract: The present invention relates to a process for preparing acrylic acid comprising (i) providing a stream comprising a formaldehyde source and acetic acid and (ii) contacting this stream with an aldol condensation catalyst comprising a zeolitic material, wherein the framework structure of the zeolitic material in (ii) includes Si and O, and has a molar Al:Si ratio of 0:1 to 0.001:1, and wherein the framework structure of the zeolitic material in (ii), in addition to Si and any Al, comprises one or more elements selected from the group consisting of tetravalent elements Y other than Si and trivalent elements X other than Al.
    Type: Application
    Filed: May 28, 2015
    Publication date: December 3, 2015
    Applicant: BASF SE
    Inventors: Andrei-Nicolae PARVULESCU, Armin LANGE DE OLIVEIRA, Michael LEJKOWSKI, Nicolai Tonio WOERZ, Marco HARTMANN, Kazuhiko AMAKAWA, Michael GOEBEL, Ulrich MUELLER, Mathias FEYEN, Yong LIU