Patents by Inventor Bernd Rohe

Bernd Rohe 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).

  • Method for treating the surface of particles, the thus obtained particles and use thereof
    Patent number: 10131792
    Abstract: A method for producing surface-treated particles includes surface treatment of titanium dioxide, barium sulfate, zinc sulfide or lithopone particles, and to mixtures of the particles with alkoxylated siloxanes and phthalate-free plasticizers for improving dispersion in plastics.
    Type: Grant
    Filed: March 13, 2015
    Date of Patent: November 20, 2018
    Assignee: Huntsman P&A Germany GmbH
    Inventors: Petra Fritzen, Bernd Rohe, Jörg Hocken
  • Low-Alkali Catalyst Material and Process for Preparation Thereof
    Publication number: 20170320043
    Abstract: A catalyst material, more specifically a catalyst material based on TiO2/SiO2 in particulate form having a content of metal in the form of the metal oxide or metal oxide precursor, is used in chemical catalysis, especially for removal of pollutants, such as nitrogen oxides from combustion gases.
    Type: Application
    Filed: July 24, 2017
    Publication date: November 9, 2017
    Applicant: Sachtleben Chemie GmbH
    Inventors: Bernd Proft, Regina Optehostert, Ulrich Gesenhues, Bernd Rohe, Sonja Grothe
  • Surface treatment of particles and their use
    Patent number: 9783656
    Abstract: Surface treatment of titanium dioxide, barium sulfate, zinc sulfide, and/or lithopone particles, and mixtures of said particles with specific alkoxylated siloxanes for the improvement of dispersion in plastics.
    Type: Grant
    Filed: December 8, 2014
    Date of Patent: October 10, 2017
    Assignees: Evonik Degussa GmbH, Huntsman P&A Germany GmbH
    Inventors: Kathrin Lehmann, Frauke Henning, Christian Mund, Bernd Rohe, Petra Fritzen, Joerg Hocken
  • Method for treating the surface of particles, the thus obtained particles and use thereof
    Publication number: 20170066924
    Abstract: A method for producing surface-treated particles includes surface treatment of titanium dioxide, barium sulfate, zinc sulfide or lithopone particles, and to mixtures of the particles with alkoxylated siloxanes and phthalate-free plasticizers for improving dispersion in plastics.
    Type: Application
    Filed: March 13, 2015
    Publication date: March 9, 2017
    Applicant: Huntsman P&A Germany GmbH
    Inventors: Petra Fritzen, Bernd Rohe, Jörg Hocken
  • Catalyst material and process for the production thereof
    Patent number: 9566565
    Abstract: A TiO2-based catalyst material in particle form having a content of metal removes pollutants, in particular of nitrogen oxides from combustion gases.
    Type: Grant
    Filed: June 25, 2011
    Date of Patent: February 14, 2017
    Assignee: Sachtleben Chemie GmbH
    Inventors: Sonja Grothe, Bernd Rohe, Peter Ebbinghaus, Elke Gosch
  • SURFACE TREATMENT OF PARTICLES AND THEIR USE
    Publication number: 20170002181
    Abstract: Surface treatment of titanium dioxide, barium sulfate, zinc sulfide, and/or lithopone particles, and mixtures of said particles with specific alkoxylated siloxanes for the improvement of dispersion in plastics.
    Type: Application
    Filed: December 8, 2014
    Publication date: January 5, 2017
    Applicant: Evonik Degussa GmbH
    Inventors: Kathrin LEHMANN, Frauke HENNING, Christian MUND, Bernd ROHE, Petra FRITZEN, Joerg HOCKEN
  • Process for the production of a storage-stable barium sulphate having good dispersibility
    Patent number: 9481581
    Abstract: The invention concerns a process for the production of a storage-stable barium sulphate, the barium sulphate produced thereby and the use thereof as an additive.
    Type: Grant
    Filed: May 28, 2009
    Date of Patent: November 1, 2016
    Assignee: Sachtleben Chemie GmbH
    Inventors: Sonja Grothe, Jörg Hocken, Elke Gosch, Bernd Rohe, Peter Ebbinghaus, Jens Kohnert
  • Functionalized particles and use thereof
    Patent number: 9212194
    Abstract: A method of making a powder coating composition includes obtaining functionalized particles by reacting inorganic particles with alkoxysilanes having the general structural formula (I) R1Si(OR2)3, silane oligomers having the general structural formula (II) (R1)(OR2)2Si—O—[—Si(R1)(OR2)—O—]m?—Si(R1)(OR2)2 or mixtures thereof.
    Type: Grant
    Filed: May 19, 2011
    Date of Patent: December 15, 2015
    Assignee: SACHTLEBEN CHEMIE GMBH
    Inventors: Petra Fritzen, Bernd Rohe
  • Porous spherical titanium dioxide
    Patent number: 8715827
    Abstract: A particulate porous spherical titanium dioxide has a TiO2 content of at least 99.0% by weight, a particle size d50 in the range of 30 to 350 ?m, a tight particle size distribution (B 90/10) in the region of a maximum of 120 ?m, a pore diameter of 1 to 30 nm, a pore volume of at least 0.1 cm3/g, and a surface area of 30 to 300 m2/g (BET).
    Type: Grant
    Filed: September 19, 2011
    Date of Patent: May 6, 2014
    Assignee: Sachtleben Chemie GmbH
    Inventors: Bernd Rohe, Markus Schulte, Christian Spitzwieser
  • Porous Spherical Titanium Dioxide
    Publication number: 20130189520
    Abstract: A particulate porous spherical titanium dioxide has a TiO2 content of at least 99.0% by weight, a particle size d50 in the range of 30 to 350 ?m, a tight particle size distribution (B 90/10) in the region of a maximum of 120 um, a pore diameter of 1 to 30 nm, a pore volume of at least 0.1 cm3/g, and a surface area of 30 to 300 m2/g (BET).
    Type: Application
    Filed: September 19, 2011
    Publication date: July 25, 2013
    Applicant: SACHTLEBEN CHEMIE GMBH
    Inventors: Bernd Rohe, Markus Schulte, Christian Spitzwieser
  • Low-Alkali Catalyst Material and Process for Preparation Thereof
    Publication number: 20130172176
    Abstract: A catalyst material, more specifically a catalyst material based on TiO2/SiO2 in particulate form having a content of metal in the form of the metal oxide or metal oxide precursor, to processes for preparation thereof and to the use thereof in chemical catalysis, especially for removal of pollutants, such as nitrogen oxides from combustion gases
    Type: Application
    Filed: June 25, 2011
    Publication date: July 4, 2013
    Applicant: SACHTLEBEN CHEMIE GMBH
    Inventors: Bernd Proft, Regina Optehostert, Ulrich Gesenhues, Bernd Rohe, Sonja Grothe
  • Catalyst Material and Process for the Production Thereof
    Publication number: 20130115154
    Abstract: A TiO2-based catalyst material in particle form having a content of metal removes pollutants, in particular of nitrogen oxides from combustion gases.
    Type: Application
    Filed: June 25, 2011
    Publication date: May 9, 2013
    Applicant: SACHTLEBEN CHEMIE GMBH
    Inventors: Sonja Grothe, Bernd Rohe, Peter Ebbinghaus, Elke Gosch
  • Functionalized Particles and Use Thereof
    Publication number: 20130096235
    Abstract: A method of making a powder coating composition includes obtaining functionalized particles by reacting inorganic particles with alkoxysilanes having the general structural formula (I) R1Si(OR2)3, silane oligomers having the general structural formula (II) (R1)(OR2)2Si-O-[-Si(R1)(OR2)-O-]m-Si(R1)(OR2)2 or mixtures thereof.
    Type: Application
    Filed: May 19, 2011
    Publication date: April 18, 2013
    Applicant: SACHTLEBEN CHEMIE GMBH
    Inventors: Petra Fritzen, Bernd Rohe
  • Additive for polymers and process for preparation thereof
    Patent number: 8163828
    Abstract: The invention concerns a process for preparing an additive for polymers, the additive itself and the use of the additive for improving the surface properties of polymers.
    Type: Grant
    Filed: October 20, 2008
    Date of Patent: April 24, 2012
    Assignee: Sachtleben Chemie GmbH
    Inventors: Peter Ebbinghaus, Bernhard Becker, Jens Kohnert, Jörg Hocken, Ralf Schellen, Bernd-Michael Klein, Friedrich Müller, Sonja Grothe, Bernd Rohe
  • Process for the Production of a Storage-Stable Barium Sulphate Having Good Dispersibility
    Publication number: 20120077059
    Abstract: The invention concerns a process for the production of a storage-stable barium sulphate, the barium sulphate produced thereby and the use thereof as an additive.
    Type: Application
    Filed: May 28, 2009
    Publication date: March 29, 2012
    Inventors: Sonja Grothe, Jörg Hocken, Elke Gosch, Bernd Rohe, Peter Ebbinghaus, Jens Kohnert
  • Additive for Polymers and Process for Preparation Thereof
    Publication number: 20100267878
    Abstract: The invention concerns a process for preparing an additive for polymers, the additive itself and the use of the additive for improving the surface properties of polymers.
    Type: Application
    Filed: October 20, 2008
    Publication date: October 21, 2010
    Applicant: SACHTLEBEN CHEMIE GMBH
    Inventors: Peter Ebbinghaus, Bernhard Becker, Jörg Hocken, Ralf Schellen, Bernd-Michael Klein, Friedrich Müller, Sonja Grothe, Bernd Rohe, Jens Kohnert
  • TITANIUM DIOXIDE-CONTAINING COMPOSITE
    Publication number: 20100189940
    Abstract: The invention provides titanium-dioxide-containing composites, a method for their production and the use of these composites.
    Type: Application
    Filed: August 27, 2007
    Publication date: July 29, 2010
    Applicant: SACHTLEBEN CHEMIE GMBH
    Inventors: Sonja Grothe, Petra Fritzen, Jochen Winkler, Bernd Rohe, Birgit Bittmann, Frank Haupert, Nicole Knör
  • TITANIUM DIOXIDE-CONTAINING COMPOSITE
    Publication number: 20100015437
    Abstract: Titanium dioxide-containing composites, methods for producing them and the use of the composites.
    Type: Application
    Filed: August 27, 2007
    Publication date: January 21, 2010
    Inventors: Sonja Grothe, Petra Fritzen, Jochen Winkler, Bernd Rohe
  • BARIUM SULFATE-CONTAINING COMPOSITE
    Publication number: 20090326114
    Abstract: Barium sulfate-containing composites, to methods for producing them and methods of using of the composites, as well as components containing the composites.
    Type: Application
    Filed: August 27, 2007
    Publication date: December 31, 2009
    Inventors: Sonja Grothe, Petra Fritzen, Jochen Winkler, Bernd Rohe
  • BARIUM SULFATE-CONTAINING COMPOSITE
    Publication number: 20090318594
    Abstract: Barium sulfate-containing composites, to methods for producing the same and to the use of said composites.
    Type: Application
    Filed: August 27, 2007
    Publication date: December 24, 2009
    Applicants: SACHTLEBEN CHEMIE GMBH, INSTITUT FÜR VERBUNDWERKSTOFFE GMBH
    Inventors: Sonja Grothe, Petra Fritzen, Jochen Winkler, Bernd Rohe, Birgit Bittmann, Frank Haupert