Patents by Inventor Joerg ERBES

Joerg ERBES 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: 20220145013
    Abstract: The invention relates to a method for the combined processing of at least two polymer melts selected from the group consisting of (M1), (M2) and (M3), wherein (M1) is a polymer melt comprising a terephthalate polyester (A1), (M2) is a polymer melt comprising a copolyester (A2) on the basis of terephthalic acid, at least one aliphatic, ?-dicarboxylic acid and at least one aliphatic 1,?-diol, and (M3) is a polymer melt 0 comprising a copolyester (A3) on the basis of terephthalic acid, at least one polytetramethylene glycol and at least one aliphatic 1,?-diol. The method comprises the alternating processing of the at least two polymer melts into at least one product selected from the group consisting of pellets (P1), fibers (P2), expanded particles (P3), preforms (P4) and articles (P5).
    Type: Application
    Filed: March 5, 2020
    Publication date: May 12, 2022
    Inventors: Thomas Heitz, Johann Diedrich Brand, Joerg Erbes
  • Publication number: 20220135737
    Abstract: The present invention relates to a method for the combined production of at least two target products selected from the group consisting of (T1), (T2) and (T3), wherein (T1) is a terephthalate polyester, (T2) is a copolyester on the basis of terephthalic acid, at least one aliphatic 1,?-dicarboxylic acid and at least one aliphatic 1,?-diol, and (T3) is a copolyester on the basis of terephthalic acid, polytetramethylene glycoland at least one aliphatic 1,?-diol.
    Type: Application
    Filed: March 5, 2020
    Publication date: May 5, 2022
    Inventors: Thomas Heitz, Johann Diedrich Brand, Joerg Erbes
  • Patent number: 10603640
    Abstract: The present invention relates to a method of forming a polyarylene ether sulfone polymer by converting a reaction mixture (RG) comprising a dihalogen component (A1), a dihydroxy component (B1) and potassium carbonate (C1) having a volume-average particle size of <25 ?m. The present invention further relates to the polyarylene ether sulfone polymers obtainable by said method, to products obtainable from said polyarylene ether sulfone polymer and to membranes formed from said polyarylene ether sulfone polymer.
    Type: Grant
    Filed: May 3, 2018
    Date of Patent: March 31, 2020
    Assignee: BASF SE
    Inventors: Martin Weber, Christian Maletzko, Joerg Erbes, Tobias Kortekamp, Bastiaan Bram Pieter Staal, Thomas Heil
  • Patent number: 10265663
    Abstract: The present invention relates to a method of forming a polyarylene ether sulfone polymer by converting a reaction mixture (RG) comprising a dihalogen component (A1), a dihydroxy component (B1) and potassium carbonate (C1) having a volume-average particle size of <25 ?m. The present invention further relates to the polyarylene ether sulfone polymers obtainable by said method, to products obtainable from said polyarylene ether sulfone polymer and to membranes formed from said polyarylene ether sulfone polymer.
    Type: Grant
    Filed: September 4, 2014
    Date of Patent: April 23, 2019
    Assignee: BASF SE
    Inventors: Martin Weber, Christian Maletzko, Joerg Erbes, Tobias Kortekamp, Bastiaan Bram Pieter Staal, Thomas Heil
  • Patent number: 10184040
    Abstract: The invention relates to a method for preparing polyarylethersulfone-polyalkylene oxide block copolymers (PPC) comprising the polycondensation of a reaction mixture (RG) comprising the components: (A1) at least one aromatic dihalogen compound, (B1) at least one aromatic dihydroxyl compound, (B2) at least one polyalkylene oxide having at least two hydroxyl groups, (C) at least one aprotic polar solvent and (D) at least one metal carbonate, where the reaction mixture (RG) does not comprise any substance which forms an azeotrope with water.
    Type: Grant
    Filed: July 26, 2017
    Date of Patent: January 22, 2019
    Assignee: BASF SE
    Inventors: Martin Weber, Christian Maletzko, Thomas Weiss, Joerg Erbes, Bastiaan Bram Pieter Staal
  • Patent number: 10144807
    Abstract: Block copolymer comprising polyarylene ether blocks and polyalkylene oxide blocks, wherein said block copolymer comprises at least two polyalkylene oxide blocks that are endcapped with different endcapping groups.
    Type: Grant
    Filed: April 30, 2014
    Date of Patent: December 4, 2018
    Assignee: BASF SE
    Inventors: Martin Weber, Thomas Weiss, Christian Maletzko, Bastiaan Bram Pieter Staal, Klaus Muehlbach, Joerg Erbes
  • Publication number: 20180250641
    Abstract: The present invention relates to a method of forming a polyarylene ether sulfone polymer by converting a reaction mixture (RG) comprising a dihalogen component (A1), a dihydroxy component (B1) and potassium carbonate (C1) having a volume-average particle size of <25 ?m. The present invention further relates to the polyarylene ether sulfone polymers obtainable by said method, to products obtainable from said polyarylene ether sulfone polymer and to membranes formed from said polyarylene ether sulfone polymer.
    Type: Application
    Filed: May 3, 2018
    Publication date: September 6, 2018
    Applicant: BASF SE
    Inventors: Martin WEBER, Christian Maletzko, Joerg Erbes, Tobias Kortekamp, Bastiaan Bram Pieter Staal, Thomas Heil
  • Patent number: 9969849
    Abstract: The present invention relates to a process for drying particulate polymers, comprising the steps of: a) providing a particulate polymer comprising from 60 wt % to 90 wt % of at least one solvent based on the total weight of particulate polymer and solvent, b) mechanically predrying the particulate polymer to a content of the at least one solvent of from 20 wt % to 50 wt % based on the total weight of particulate polymer and solvent, wherein the mechanical predrying in step b) is carried out with a roller press, and c) end-drying the particulate polymer to a content of the at least one solvent of from 0 wt % to 15 wt % based on the total weight of particulate polymer and solvent, wherein the particulate polymer is a polymer comprising repeating units of formulae I, II and/or III The present invention further relates to a process for working up particulate polymers.
    Type: Grant
    Filed: February 16, 2015
    Date of Patent: May 15, 2018
    Assignee: BASF SE
    Inventors: Joerg Erbes, Gerhard Lange, Tobias Kortekamp, Bernhard Linner, Cecile Schneider, Angela Ulzhoefer, Robert Heinz, Michael Klemens Mueller
  • Patent number: 9828472
    Abstract: Process for producing polyarylene ether beads from a polyarylene ether solution, comprising the steps of i) dividing the polyarylene ether solution into droplets, ii) transferring the droplets into a precipitation bath to form polyarylene ether beads in the precipitation bath which (A) comprises at least one aprotic solvent (component (1)) and at least one protic solvent (component (2)), (B) has a temperature of 0° C. to Tc, where the critical temperature Tc in [° C.] can be determined by the numerical equation Tc=(77?c)/0.58 in which c is the concentration of component (1) in the precipitation bath in [% by weight] and (C) has component (1) in concentrations of 5% by weight to cc, where the critical concentration cc in [% by weight] can be determined by the numerical equation cc=77?0.58*T in which T is the temperature in the precipitation bath in [° C.], where the percentages by weight are each based on the sum of the percentages by weight of component (1) and of component (2) in the precipitation bath.
    Type: Grant
    Filed: July 16, 2014
    Date of Patent: November 28, 2017
    Assignee: BASF SE
    Inventors: Joerg Erbes, Gerhard Lange, Tobias Kortekamp, Cecile Schneider
  • Publication number: 20170321031
    Abstract: The invention relates to a method for preparing polyarylethersulfone-polyalkylene oxide block copolymers (PPC) comprising the polycondensation of a reaction mixture (RG) comprising the components: (A1) at least one aromatic dihalogen compound, (B1) at least one aromatic dihydroxyl compound, (B2) at least one polyalkylene oxide having at least two hydroxyl groups, (C) at least one aprotic polar solvent and (D) at least one metal carbonate, where the reaction mixture (RG) does not comprise any substance which forms an azeotrope with water.
    Type: Application
    Filed: July 26, 2017
    Publication date: November 9, 2017
    Applicant: BASF SE
    Inventors: Martin WEBER, Christian MALETZKO, Thomas WEISS, Joerg ERBES, Bastiaan Bram Pieter STAAL
  • Patent number: 9809686
    Abstract: The invention relates to a process for producing polyarylene ether beads from a polyarylene ether solution, comprising the steps of i) dividing the polyarylene ether solution in a division apparatus which is made to vibrate with a frequency of 10 to 1400 Hz to obtain droplets, ii) transferring the droplets into a precipitation bath to form polyarylene ether beads in the precipitation bath which (A) comprises at least one aprotic solvent (component (1)) and at least one protic solvent (component (2)), (B) has a temperature of 0° C. to Tc, where the critical temperature Tc in [° C.] can be determined by the numerical equation Tc=(77?c)/0.58 in which c is the concentration of component (1) in the precipitation bath in [% by weight] and (C) has component (1) in concentrations of 5% by weight to cc, where the critical concentration cc in [% by weight] can be determined by the numerical equation cc=77?0.58*T in which T is the temperature in the precipitation bath in [° C.
    Type: Grant
    Filed: July 16, 2014
    Date of Patent: November 7, 2017
    Assignee: BASF SE
    Inventors: Joerg Erbes, Stefan Muessig, Tobias Kortekamp, Marco Krueger, Markus Steffen, Angela Ulzhoefer, Cecile Schneider, Alexandra Wiedemann, Simon Gramlich
  • Patent number: 9809685
    Abstract: Process for producing polyarylene ether beads from a polyarylene ether solution, comprising the steps of i) dividing the polyarylene ether solution into droplets, ii) transferring the droplets into a precipitation bath to form polyarylene ether beads in the precipitation bath which (A) comprises at least one aprotic solvent (component (1)) and at least one protic solvent (component (2)), (B) has a temperature of 0° C. to Tc, where the critical temperature Tc in [° C.] can be determined by the numerical equation Tc=(99?c)/0.61 in which c is the concentration of component (1) in the precipitation bath in [% by weight] and (C) has component (1) in concentrations of 5% by weight to cc, where the critical concentration cc in [% by weight] can be determined by the numerical equation cc=99?0.61*T in which T is the temperature in the precipitation bath in [° C.], where the percentages by weight are each based on the sum of the percentages by weight of component (1) and of component (2) in the precipitation bath.
    Type: Grant
    Filed: July 16, 2014
    Date of Patent: November 7, 2017
    Assignee: BASF SE
    Inventors: Joerg Erbes, Gerhard Lange, Tobias Kortekamp, Cecile Schneider
  • Patent number: 9777119
    Abstract: The present invention relates to a process for the production of a polyaryl ether sulfone polymer (P), comprising the following steps: (I) provision of a solution (PL) which comprises the polyaryl ether sulfone polymer (P) and comprises an aprotic polar solvent (L), (II) separation of the solution (PL) into droplets, (III) transfer of the droplets into a precipitation bath (F) which comprises water, with the result that the polyaryl ether sulfone polymer (P) is obtained in the form of particles, and (IV) isolation of the polyaryl ether sulfone polymer (P) where the temperature of the solution (PL) in step (II) is in the range from 50 to <80° C.
    Type: Grant
    Filed: June 26, 2014
    Date of Patent: October 3, 2017
    Assignee: BASF SE
    Inventors: Martin Weber, Christian Maletzko, Bastiaan Bram Pieter Staal, Joerg Erbes
  • Patent number: 9758634
    Abstract: The invention relates to a method for preparing polyarylethersulfone-polyalkylene oxide block copolymers (PPC) comprising the polycondensation of a reaction mixture (RG) comprising the components: (A1) at least one aromatic dihalogen compound, (B1) at least one aromatic dihydroxyl compound, (B2) at least one polyalkylene oxide having at least two hydroxyl groups, (C) at least one aprotic polar solvent and (D) at least one metal carbonate, where the reaction mixture (RG) does not comprise any substance which forms an azeotrope with water.
    Type: Grant
    Filed: April 30, 2014
    Date of Patent: September 12, 2017
    Assignee: BASF SE
    Inventors: Martin Weber, Christian Maletzko, Thomas Weiss, Joerg Erbes, Bastiaan Bram Pieter Staal
  • Publication number: 20170081481
    Abstract: The present invention relates to a process for drying particulate polymers, comprising the steps of: a) providing a particulate polymer comprising from 60 wt % to 90 wt % of at least one solvent based on the total weight of particulate polymer and solvent, b) mechanically predrying the particulate polymer to a content of the at least one solvent of from 20 wt % to 50 wt % based on the total weight of particulate polymer and solvent, wherein the mechanical predrying in step b) is carried out with a roller press, and c) end-drying the particulate polymer to a content of the at least one solvent of from 0 wt % to 15 wt % based on the total weight of particulate polymer and solvent, wherein the particulate polymer is a polymer comprising repeating units of formulae I, II and/or III The present invention further relates to a process for working up particulate polymers.
    Type: Application
    Filed: February 16, 2015
    Publication date: March 23, 2017
    Applicant: BASF SE
    Inventors: Joerg ERBES, Gerhard LANGE, Tobias KORTEKAMP, Bernhard LINNER, Cecile SCHNEIDER, Angela ULZHOEFER, Robert KEINZ, Michael Klemens MUELLER
  • Patent number: 9469732
    Abstract: The present invention relates to a process for the production of low-halogen-content polybiphenyl sulfone polymers, to the resultant polybiphenyl sulfone polymers, to polybiphenyl sulfone polymers having less than 400 ppm content of polymer-bonded halogen, to thermoplastic molding compositions comprising these polybiphenyl sulfone polymers, and to their use for the production of moldings, of fibers, of films, of membranes, or of foams.
    Type: Grant
    Filed: July 31, 2015
    Date of Patent: October 18, 2016
    Assignee: BASF SE
    Inventors: Martin Weber, Christian Maletzko, Gerhard Lange, Jörg Erbes, Matthias Dietrich, Nicolas Inchaurrondo, Christoph Sigwart
  • Publication number: 20160214068
    Abstract: The present invention relates to a method of forming a polyarylene ether sulfone polymer by converting a reaction mixture (RG) comprising a dihalogen component (A1), a dihydroxy component (B1) and potassium carbonate (C1) having a volume-average particle size of <25 ?m. The present invention further relates to the polyarylene ether sulfone polymers obtainable by said method, to products obtainable from said polyarylene ether sulfone polymer and to membranes formed from said polyarylene ether sulfone polymer.
    Type: Application
    Filed: September 4, 2014
    Publication date: July 28, 2016
    Applicant: BASF SE
    Inventors: Martin WEBER, Christian MALETZKO, Joerg ERBES, Tobias KORTEKAMP, Bastiaan Bram, Pieter STAAL, Thomas HEIL
  • Publication number: 20160215105
    Abstract: Process for producing polyarylene ether beads from a polyarylene ether solution, comprising the steps of i) dividing the polyarylene ether solution into droplets, ii) transferring the droplets into a precipitation bath to form polyarylene ether beads in the precipitation bath which (A) comprises at least one aprotic solvent (component (1)) and at least one protic solvent (component (2)), (B) has a temperature of 0° C. to Tc, where the critical temperature Tc in [° C.] can be determined by the numerical equation Tc=(99?c)/0.61 in which c is the concentration of component (1) in the precipitation bath in [% by weight] and (C) has component (1) in concentrations of 5% by weight to cc, where the critical concentration cc in [% by weight] can be determined by the numerical equation cc=99?0.
    Type: Application
    Filed: July 16, 2014
    Publication date: July 28, 2016
    Applicant: BASF SE
    Inventors: Joerg ERBES, Gerhard LANGE, Tobias KORTEKAMP, Cecile SCHNEIDER
  • Publication number: 20160208056
    Abstract: Process for producing polyarylene ether beads from a polyarylene ether solution, comprising the steps of i) dividing the polyarylene ether solution into droplets, ii) transferring the droplets into a precipitation bath to form polyarylene ether beads in the precipitation bath which (A) comprises at least one aprotic solvent (component (1)) and at least one protic solvent (component (2)), (B) has a temperature of 0° C. to Tc, where the critical temperature Tc in [° C.] can be determined by the numerical equation Tc=(77?c)/0.58 in which c is the concentration of component (1) in the precipitation bath in [% by weight] and (C) has component (1) in concentrations of 5% by weight to cc, where the critical concentration cc in [% by weight] can be determined by the numerical equation cc=77?0.58*T in which T is the temperature in the precipitation bath in [° C.], where the percentages by weight are each based on the sum of the percentages by weight of component (1) and of component (2) in the precipitation bath.
    Type: Application
    Filed: July 16, 2014
    Publication date: July 21, 2016
    Applicant: BASF SE
    Inventors: Joerg ERBES, Gerhard LANGE, Tobias KORTEKAMP, Cecile SCHNEIDER
  • Patent number: 9365680
    Abstract: The present invention relates to a process for the production of low-chlorine-content polybiphenyl sulfone polymers, to the polybiphenyl sulfone polymers obtainable in this way, to polybiphenyl sulfone polymers with less than 800 ppm content of organically bonded chlorine, to thermoplastic molding compositions and moldings, fibers, films, membranes, or foams comprising the polybiphenyl sulfone polymers mentioned, and also to their use for the production of moldings, of fibers, of films, of membranes, or of foams.
    Type: Grant
    Filed: January 8, 2015
    Date of Patent: June 14, 2016
    Assignee: BASF SE
    Inventors: Martin Weber, Christian Maletzko, Gerhard Lange, Jörg Erbes, Matthias Dietrich, Nicholas Inchaurrondo