Patents by Inventor Volker Bohm

Volker Bohm 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: 20190263980
    Abstract: The invention relates to a crosslinkable polymer composition (1), comprising a crosslinkable polymer material (2), particularly a polyolefin, preferably a polyethylene, additives (3), a first initiator (4) and a second initiator (5), wherein said first initiator (4) and second initiator (5) are different.
    Type: Application
    Filed: August 4, 2017
    Publication date: August 29, 2019
    Inventors: VOLKER BÖHM, KARLHEINZ WINTER, ANTON FÖRTIG, THOMAS RHÖNISCH
  • Publication number: 20150308753
    Abstract: A method for producing a multilayered pipe line, in particular for transporting refrigerant in an air-conditioning system. First, an endless inner layer made of stainless steel having a layer thickness of at most 1 mm, preferably at most 0.5 mm, is provided, which constitutes the inside layer of the pipe line. Then, the endless inner layer is covered, by means of an extrusion process, with a plastic layer that preferably has a layer thickness of at most 7 mm, in particular at most 5 mm.
    Type: Application
    Filed: November 26, 2013
    Publication date: October 29, 2015
    Inventors: Dragan GRIEBEL, David HERENSPERGER, Alexander OELSCHLEGEL, Karlheinz WINTER, Udo STEFFL, Volker BÖHM
  • Publication number: 20120080106
    Abstract: The reservoir according to the invention for receiving a fluid, in particular under a pressure that is elevated relative to the surroundings, comprises a hollow body that is delimited by a wall having a multi-layered structure, and a device for feeding the fluid to and carrying the fluid away from the hollow body, and is characterized in that the inner layer of the wall contains cross-linked polyethylene.
    Type: Application
    Filed: June 14, 2010
    Publication date: April 5, 2012
    Applicant: REHAU AG & CO
    Inventors: Dragan Griebel, Volker Böhm, Alexander Oelschlegel, Norbert Honheiser
  • Publication number: 20120073683
    Abstract: The invention relates to a molded part for accommodating, conducting, or storing a fluid, having a hollow body delimited by a wall lining, and at least one device for feeding fluids to the hollow body, and/or discharging fluids therefrom. The molded part is characterized in that the wall lining contains cross-linked polyethylene.
    Type: Application
    Filed: June 14, 2010
    Publication date: March 29, 2012
    Inventors: Dragan Griebel, Volker Böhm, Alexander Oelschlegel, Nobert Honheiser, Karlheinz Winter, Andreas Seifert
  • Patent number: 7985457
    Abstract: Silane cross-linked polyolefin tubes are used for drinking water and/or water for industrial use, are resistant to a chlorine content ranging from 0.1 to 5 ppm, have a minimum degree of cross-linking of 60%, are produced according to the single-stage process, and are comprised of the following polyolefin composition: (A) a polyolefin; (B) a mixture consisting of an organic silane of general formula RSiX3 (B1), of a radical-generating constituent (B2), and of a catalyst (B3); (C) a stabilizer mixture consisting of a high-molecular, phenolic constituent (C1) having a high melting point, of a sulfur-containing constituent (C2), of a phosphorous-containing processing stabilizer (C3), and of a metal deactivator (C4).
    Type: Grant
    Filed: January 23, 2004
    Date of Patent: July 26, 2011
    Assignee: Rehau AG & Co.
    Inventors: Udo Steffl, Volker Böhm
  • Publication number: 20080293900
    Abstract: Preparation of highly reactive isobutene homo- or copolymers having Mn=from 500 to 1 000 000 by polymerizing isobutene in the liquid phase in the presence of a dissolved, dispersed or supported metal-containing catalyst complex by using, as the catalyst complex, a compound I Zn+[MXa(OR)b]n?·Lx ??(I) M metal atom from the group of boron, aluminum, gallium, indium and thallium, R each independently aliphatic, heterocyclic or aromatic hydrocarbon radicals which have in each case from 1 to 18 carbon atoms and may comprise fluorine atoms, or silyl groups comprising C1 to C18 hydrocarbon radicals, X halogen atoms, Z proton (n=1), optionally substituted ammonium (n=1) or n-valent metal cation, L neutral solvent molecules, a integer from 0 to 3, b integer from 1 to 4, where a+b=4, and x?0.
    Type: Application
    Filed: November 15, 2006
    Publication date: November 27, 2008
    Applicant: BASF SE
    Inventors: Phillip Hanefeld, Marcus Sigl, Volker Bohm, Michael Roper, Hans-Michael Walter, Ingo Krossing
  • Publication number: 20080254976
    Abstract: The present invention provides a process for preparing a supported catalyst (catalyst C) having a support (support S) selected from among oxides, phosphates, silicates, carbides, borides and nitrides of main group elements and elements of transition groups VI and II and mixtures of the abovementioned compounds and an active component (activator A) comprising one or more compounds containing one or more elements of transition groups V, VI and VII customary for the catalysis of metathesis reactions.
    Type: Application
    Filed: April 4, 2008
    Publication date: October 16, 2008
    Applicant: BASF Aktiengesellschaft
    Inventors: Markus SCHUBERT, Michael Hesse, Jurgen Stephan, Volker Bohm, Andreas Brodhagen, Frank Poplow, Martina Sinner-Lang, Uwe Diehlmann, Gerhard Cox, Jochen Pfeifer
  • Publication number: 20080249264
    Abstract: Preparation of highly reactive isobutene homo- or copolymers with Mn=from 500 to 1 000 000 by polymerizing isobutene from technical C4 hydrocarbon streams having an isobutene content of from 1 to 90% by weight in the liquid phase in the presence of a dissolved, dispersed or supported catalyst complex, by using, as the catalyst complex, a protic acid compound I [H+]kYk?.Lx ??(I) Yk? weakly coordinating k-valent anion which comprises at least one hydrocarbon moiety, L neutral solvent molecules and x?0.
    Type: Application
    Filed: November 15, 2006
    Publication date: October 9, 2008
    Applicant: BASF SE
    Inventors: Phillip Hanefeld, Volker Bohm, Marcus Sigl, Nina Challand, Michael Roeper, Hans-Michael Walter
  • Publication number: 20080249267
    Abstract: Preparation of highly reactive isobutene homo- or copolymers having Mn=from 500 to 45 000 by polymerizing isobutene in the liquid phase in the presence of a dissolved, dispersed or supported boron-containing catalyst complex, by using, as the catalyst complex, a protic acid compound I [H+]m+1[R1R2R3B—(-Am+—BR5R6—)n—R4](m+1)?.Lx ??(I) R1 to R6 each independently aliphatic, heterocyclic or aromatic, fluorinated hydrocarbon radicals having in each case from 1 to 18 carbon atoms, or silyl groups comprising C1 to C18 hydrocarbon radicals, A nitrogen-containing bridging member which forms covalent bonds to the boron atoms via its nitrogen atoms, L neutral solvent molecules, n=0 or 1, m=0 or 1 and x is ?0.
    Type: Application
    Filed: November 15, 2006
    Publication date: October 9, 2008
    Applicant: BASF SE
    Inventors: Phillip Hanefeld, Volker Bohm, Marcus Sigl, Nina Challand, Michael Roper, Hans-Michael Walter, Brigitte Voit, Fritz Elmar Kuehn, Ahmed Hijazi, Radha Krishnan Narayanan
  • Publication number: 20070191212
    Abstract: Supported catalyst comprising a support (S) in which Al2O3 is present in a proportion of at least 75% by weight and rhenium compounds as active component (A), wherein the maximum of the distribution function of the pore diameters in the mesopore range is at from 0.008 to 0.050 ?m.
    Type: Application
    Filed: February 24, 2005
    Publication date: August 16, 2007
    Applicant: Basf Aktiengesellschaft
    Inventors: Markus Schubert, Jurgen Stephan, Volker Bohm, Andreas Brodhagen, Frank Poplow, Christian Weichert, Holger Borchert
  • Publication number: 20070184227
    Abstract: Silane cross-linked polyolefin tubes are used for drinking water and/or water for industrial use, are resistant to a chlorine content ranging from 0.1 to 5 ppm, have a minimum degree of cross-linking of 60%, are produced according to the single-stage process, and are comprised of the following polyolefin composition: (A) a polyolefin; (B) a mixture consisting of an organic silane of general formula RSiX3 (B1), of a radical-generating constituent (B2), and of a catalyst (B3); (C) a stabilizer mixture consisting of a high-molecular, phenolic constituent (C1) having a high melting point, of a sulfur-containing constituent (C2), of a phosphorous-containing processing stabilizer (C3), and of a metal deactivator (C4).
    Type: Application
    Filed: January 23, 2004
    Publication date: August 9, 2007
    Applicant: Rehau AG & Co.
    Inventors: Udo Steffl, Volker Bohm
  • Publication number: 20070083066
    Abstract: The invention relates to a method for the production of 1,7 octadiene by reacting metathesis of cyclohexene with ethylene. The invention also relates to the production of 1,10-decandiol by hydroformulating 1,7 octadiene produced according to said method. The invention further relates to a method for the production of muscone or olefinically unsaturated analogs thereof using 1,10 decandiol which is obtainable in said manner.
    Type: Application
    Filed: September 17, 2004
    Publication date: April 12, 2007
    Applicant: BASF Aktiengesellschaft
    Inventors: Volker Bohm, Michael Roper, Jurgen Stephan, Regina Benfer, Markus Schubert, Jorn Karl, Klaus Ebel, Oliver Lober, Martin Volland
  • Patent number: 7145042
    Abstract: The invention relates to a method for producing dialdehydes and/or ethylenically unsaturated monoaldehydes by reacting at least one compound with at least two ethylenically unsaturated double bonds with carbon monoxide and hydrogen in the presence of a hydroformylating catalyst with at least one complex of a metal of subgroup VIII. The subgroup comprises at least pnicogen chelate ligands.
    Type: Grant
    Filed: September 12, 2003
    Date of Patent: December 5, 2006
    Assignee: BASF Aktiengesellschaft
    Inventors: Martin Volland, Wolfgang Ahlers, Klaus Ebel, Rocco Paciello, Michael Röper, Thomas Mackewitz, Volker Böhm, Xavier Sava, Oliver Löber, Oliver Bey, Jürgen Stephan, Frank Haese
  • Publication number: 20060052645
    Abstract: The invention relates to a method for producing dialdehydes and/or ethylenically unsaturated monoaldehydes by reacting at least one compound with at least two ethylenically unsaturated double bonds with carbon monoxide and hydrogen in the presence of a hydroformylating catalyst with at least one complex of a metal of subgroup VIII. The subgroup comprises at least pnicogen chelate ligands.
    Type: Application
    Filed: September 12, 2003
    Publication date: March 9, 2006
    Applicant: BASF AKTIENGESELLSCHAFT
    Inventors: Martin Volland, Wolfgang Ahlers, Klaus Ebel, Rocco Paciello, Michael Roper, Thomas Mackewitz, Volker Bohm, Xavier Sava, Oliver Lober, Oliver Bey, Jurgen Stephan, Frank Haese
  • Publication number: 20040260135
    Abstract: Process for preparing a supported catalyst (catalyst C) comprising a support (support S) and an active component (activator A), wherein
    Type: Application
    Filed: April 8, 2004
    Publication date: December 23, 2004
    Applicant: BASF Aktiengesellschaft
    Inventors: Markus Schubert, Michael Hesse, Jurgen Stephan, Volker Bohm, Andreas Brodhagen, Frank Poplow, Martina Sinner-Lang, Uwe Diehlmann, Gerhard Cox, Jochen Pfeifer
  • Publication number: 20040220441
    Abstract: Process for preparing a compound having a nonaromatic C—C double or triple bond (compound A) from another compound or a mixture of other compounds having a nonaromatic C—C double or triple bond (compound B), which comprises bringing the compound (B) into contact with a heterogeneous catalyst comprising carbides or oxycarbides of a transition element at from 50 to 500° C.
    Type: Application
    Filed: March 30, 2004
    Publication date: November 4, 2004
    Applicant: BASF Akiengesellschaft
    Inventors: Markus Schubert, Till Gerlach, Michael Hesse, Juergen Stephan, Volker Bohm, Andreas Brodhagen, Frank Poplow