Patents Assigned to Sachtleben Chemie GmbH
  • Patent number: 8410207
    Abstract: Thermoplastic polymeric materials with high IR absorption are described, containing at least one inorganic metal phosphate of the general formula Mex(PO4)y(OH)z, wherein Me consists of one or more elements from the group Cu, Fe, Mn, Sb, Zn, Ti, Ni, Co, V, Mg, Bi, Be, Al, Ce, Ba, Sr, Na, K, Ge, Ga, Ca, Cr, In or Sn, and wherein x and y are whole numbers and x=(1 . . . 18), y=(1 . . . 12) and z=(0.2 . . . 10), and the inorganic metal phosphate may optionally also contain water of crystallization.
    Type: Grant
    Filed: November 26, 2004
    Date of Patent: April 2, 2013
    Assignee: Sachtleben Chemie GmbH
    Inventors: Bernd Hirthe, Kirsten Föhr, Thorsten Bier, Helke Sanger, Andrea Otremba, Michael Wedler
  • Patent number: 8383712
    Abstract: The present invention relates to a plastic comprising zinc sulphide and to its use.
    Type: Grant
    Filed: June 21, 2007
    Date of Patent: February 26, 2013
    Assignee: Sachtleben Chemie GmbH
    Inventors: Stéphane David, Petra Fritzen, Ludger Heiming, Thomas Rentschler
  • Publication number: 20130035399
    Abstract: The subject matter of the present invention is marked inorganic additives, a method for their production and also their use.
    Type: Application
    Filed: September 21, 2012
    Publication date: February 7, 2013
    Applicant: SACHTLEBEN CHEMIE GMBH
    Inventor: SACHTLEBEN CHEMIE GMBH
  • Publication number: 20130011350
    Abstract: The invention relates to metal oxide particles and/or metal hydroxide particles, aftertreated with an organic phosphorus compound, process for the preparation thereof, and compositions comprising same.
    Type: Application
    Filed: February 28, 2011
    Publication date: January 10, 2013
    Applicants: SACHTLEBEN CHEMIE GMBH, MERCK PATENT GMBH
    Inventors: Joern Beck, Ruediger Graf, Frank Pfluecker, Gabriele Benkner, Bernd Hirthe, Stephan John
  • Publication number: 20120288715
    Abstract: TiO2 pigments in the anatase modification with increased light and weather resistance have the advantages of blue tint, low hardness and abrasiveness.
    Type: Application
    Filed: January 11, 2011
    Publication date: November 15, 2012
    Applicant: SACHTLEBEN CHEMIE GMBH
    Inventors: Wolf-Dieter Griebler, Ulrich Gesenhues
  • Patent number: 8287837
    Abstract: A titanium-containing additive, a method for its production and methods of using the additive.
    Type: Grant
    Filed: August 2, 2007
    Date of Patent: October 16, 2012
    Assignee: Sachtleben Chemie GmbH
    Inventor: Djamschid Amirzadeh-Asl
  • Publication number: 20120258154
    Abstract: The present invention relates to particulate UV protection agents which are obtainable by hydrothermal treatment of a particulate metal oxide and subsequent application of a manganese oxide coating, and to the preparation and use thereof. The present invention furthermore relates to novel compositions, in particular for topical application, which are intended, in particular, for light protection of the skin and/or hair against UV radiation and free-radical-induced stress, and to the use thereof in the above-mentioned cosmetic application.
    Type: Application
    Filed: June 15, 2012
    Publication date: October 11, 2012
    Applicants: SACHTLEBEN CHEMIE GMBH, MERCK PATENT GMBH
    Inventors: Frank PFLUECKER, Bernd HIRTHE
  • 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
  • Patent number: 8114513
    Abstract: A UV-curable undercoat that contains barium sulfate, production thereof, methods of coating substrates with the undercoat and the coated substrates.
    Type: Grant
    Filed: April 27, 2007
    Date of Patent: February 14, 2012
    Assignee: Sachtleben Chemie GmbH
    Inventors: Thomas Rentschler, Horst Van Beek, Reinhold Kopp
  • Patent number: 8062988
    Abstract: A process is described for the production of a catalyst preparation, in which the catalyst containing at least one inorganic compound which is solid under standard conditions is comminuted by means of a dispersion unit into particles having a maximum average particle size d50.3 of 2 ?m, preferably a maximum of 1 ?m, implemented in accordance with DIN 66141 and DIN 66144, and is distributed at a concentration of from 1 to 50 wt. % (relative to the finished catalyst preparation) in a liquid.
    Type: Grant
    Filed: May 3, 2010
    Date of Patent: November 22, 2011
    Assignee: Sachtleben Chemie GmbH
    Inventors: Bernd Proft, Elke Hirschberg, Regina Optehostert, Jochen Winkler, Klaus Pipplies, Michael Wedler
  • Publication number: 20110185945
    Abstract: A process for the production of titanium-IV-phosphate includes introducing a titanium-oxygen compound into aqueous phosphoric acid and treating the resulting suspension in a temperature range of more than 50° C. to 150° C. until complete dissolution of the titanium-oxygen compound.
    Type: Application
    Filed: September 15, 2009
    Publication date: August 4, 2011
    Applicant: SACHTLEBEN CHEMIE GMBH
    Inventors: Bernd Proft, Martin Dehnen
  • Publication number: 20110189403
    Abstract: A coating material includes an amorphous alkali titanate.
    Type: Application
    Filed: September 15, 2009
    Publication date: August 4, 2011
    Applicant: SACHTLEBEN CHEMIE GMBH
    Inventors: Bernd Proft, Angela Classen, Jochen Winkler
  • Patent number: 7820129
    Abstract: The invention relates to a method for producing carbon or HV graphite electrodes, in which a carbon carrier is mixed with a hydrocarbon-containing binder, and the mixture is subjected to a coking process and/or graphitization process, and one or more synthetic titanium compounds are additionally added to the raw materials. The titanium compound is preferably comprised of TiO2. Iron oxide can be added as an accompanying substance.
    Type: Grant
    Filed: September 16, 2004
    Date of Patent: October 26, 2010
    Assignee: Sachtleben Chemie GmbH
    Inventors: Djamschid Amirzadeh-Asl, Dieter Fünders
  • 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
  • Patent number: 7807605
    Abstract: A process for the preparation of a TiO2-containing catalyst or catalyst support which is stable to high temperatures is described. In this process an aqueous Ti-containing solution having a concentration of dissolved Ti equivalent to 10 to 250 g TiO2 per liter of solution is added to a suspension of not more than 10 wt. % strength of a finely disperse inorganic support material in water, the inorganic support material having a specific surface area, measured by the BET method, of >20 m2/g and any primary particle agglomerates present having a particle size of d50<10 ?m, preferably <5 ?m, the rate of addition of the Ti-containing solution to the suspension being chosen such that an addition equivalent to 0.05 g TiO2 per m2 of support surface and hour is not exceeded, the TiO2 is precipitated on the inorganic support and the product obtained is filtered, washed and calcined.
    Type: Grant
    Filed: November 3, 2004
    Date of Patent: October 5, 2010
    Assignee: Sachtleben Chemie GmbH
    Inventors: Ulrich Gesenhues, Sonja Weyand
  • Patent number: 7776149
    Abstract: Barium sulfate particles having an average particle diameter d50 of from 0.1 to 10 ?m which are produced by precipitation can be dispersed better if they are covered with at least one organic additive.
    Type: Grant
    Filed: October 4, 2007
    Date of Patent: August 17, 2010
    Assignee: Sachtleben Chemie GmbH
    Inventors: Djamschid Amirzadeh-Asl, Karl-Heinz Schwarz
  • 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
  • Patent number: 7749320
    Abstract: A process for the production of finely particulate, inorganic solids by precipitation of the finely particulate inorganic solids from solution is described, in which the surface of the inorganic solids particles is covered (coated) with at least one additive, in which the additive(s) contains a dispersing agent or deflocculating agent, in which the proportion of the additives is overall at most 80 wt. %, preferably at most 40 wt. % or 30 wt. % and particularly preferably at most 15 wt. % of the coated solids, and wherein the additive(s) is added to the starting solution or solutions. Uses of the inorganic solids produced according to the invention are also described.
    Type: Grant
    Filed: August 20, 2004
    Date of Patent: July 6, 2010
    Assignee: Sachtleben Chemie GmbH
    Inventor: Djamschid Amirzadeh-Asl
  • Patent number: 7645334
    Abstract: The invention relates to a method for producing barium sulphate having an organically modified surface, barium sulphate produced according to said method and to the use thereof.
    Type: Grant
    Filed: February 21, 2007
    Date of Patent: January 12, 2010
    Assignee: Sachtleben Chemie GmbH
    Inventors: Sonja Grothe, Jochen Winkler
  • 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