Patents by Inventor Klaus Horn

Klaus Horn 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).

  • Patent number: 6706788
    Abstract: Flame-resistant, thermoplastic moulding compositions containing A) 70 to 98 parts by weight of an aromatic polycarbonate, B) 0.5 to 20 parts by weight of a graft polymer, C) 0.5 to 5 parts by weight of a mixture of C.1) 10 to 90 parts by weight, based on C, of a monophosphorus compound of formula (I) C.2) 90 to 10 wt. %, based on C, of a phosphorus compound of formula (II) D) 0.05 to 5 parts by weight of a fluorinated polyolefin with an average particle diameter of 0.05 to 1000 &mgr;m, a density of 1.2 to 2.3 g/m3 and a fluorine content of 65 to 76 wt. %.
    Type: Grant
    Filed: November 17, 1999
    Date of Patent: March 16, 2004
    Assignee: Bayer Aktiengesellschaft
    Inventors: Thomas Eckel, Michael Bödiger, Dieter Wittmann, Heinrich Alberts, Klaus Horn
  • Patent number: 6682794
    Abstract: A container made of polycarbonate resin is disclosed. The container is characterized in that the polycarbonate is prepared by the phase interface process that is characterized in that the aqueous solution of an alkali salt of a bisphenol used, contains dissolved oxygen in an amount less than 150 ppb. The process for making the container is also disclosed.
    Type: Grant
    Filed: March 5, 2002
    Date of Patent: January 27, 2004
    Assignee: Bayer Aktiengesellschaft
    Inventors: Klaus Horn, Steffen Kühling, Ralf Hufen, Rolf Lanze, Michael Prein, Rainer Neumann, Hermann Kauth, Frieder Heydenreich, Tony van Osselaer
  • Publication number: 20040010097
    Abstract: A thermoplastic molding composition that features improved low-temperature properties and is thus suitable for application in exterior automotive parts is disclosed.
    Type: Application
    Filed: July 9, 2002
    Publication date: January 15, 2004
    Inventors: James Y.J. Chung, Winfried G. Paul, Michael Erkelenz, Melanie Moethrath, Klaus Horn
  • Patent number: 6664342
    Abstract: Aspartate-functional silicone and the process for its preparation is disclosed. Also disclosed are aromatic polycarbonate that contains the inventive aspartate-functional silicone, a process for its preparation and its use in making molded articles.
    Type: Grant
    Filed: January 15, 2002
    Date of Patent: December 16, 2003
    Assignee: Bayer Aktiengesellschaft
    Inventors: Burkhard Köhler, Klaus Horn
  • Publication number: 20030209553
    Abstract: A container having uniform wall thickness, molded of a thermoplastic composition is disclosed. The wall of the container at its thickest being at most three times as thick as at its thinnest. Also disclosed is a process for the preparation of the container. The process entails extrusion blow molding or injection stretch blow molding of a thermoplastic material characterized in that at a temperature of 200° C., its S value is greater than 1.1 at a Hencky elongation &egr; of 2.0 and an elongation rate range {dot over (&egr;)} of between 0.1 and 0.01, and its S value is greater than 1.1 at a Hencky elongation &egr; of 2.5 and an elongation rate range {dot over (&egr;)} of between 0.1 and 0.01, wherein S is &eegr;E divided by 3&eegr;.
    Type: Application
    Filed: March 24, 2003
    Publication date: November 13, 2003
    Inventors: Klaus Horn, Ralf Hufen, Markus Krieter, Dirk-Jacques Dijkstra, Jens Hepperle, Helmut Munstedt
  • Patent number: 6646101
    Abstract: The present invention provides the use of impact resistant, stress cracking resistant copolycarbonates with particularly good low temperature properties for applications in which particularly good low temperature properties are required, e.g., for automobile construction or external applications, and new copolycarbonates themselves.
    Type: Grant
    Filed: November 8, 2002
    Date of Patent: November 11, 2003
    Assignee: Bayer Aktiengesellschaft
    Inventors: Silke Kratschmer, Klaus Horn, Annett König, Rolf Wehrmann, Steffen Kühling
  • Publication number: 20030181628
    Abstract: A thermoplastic molding composition that contains a polycarbonate resin having specific extensional rheological properties is disclosed. The composition is particularly suitable for preparing containers.
    Type: Application
    Filed: March 24, 2003
    Publication date: September 25, 2003
    Inventors: Klaus Horn, Ralf Hufen, Markus Krieter, Dirk-Jacques Dijkstra, Jens Hepperle, Helmut Munstedt
  • Patent number: 6613869
    Abstract: A branched polycarbonate resin suitable for making containers is disclosed. The polycarbonate is characterized in that at 260° C. and shear rate of 10 s−1 it has a melt viscosity of 5500 to 900 Pas, and in that at 260° C. and shear rate of 1000 s−1 it has a melt viscosity of 880 tom 1500 Pas, and in that it has a melt flow index (MFR) of 0.1 to 3.0 g/10 min. A container made of the polycarbonate exhibits great breaking strength.
    Type: Grant
    Filed: April 12, 2002
    Date of Patent: September 2, 2003
    Assignee: Bayer Aktiengesellschaft
    Inventors: Klaus Horn, Ralf Hufen, Wolfgang Alewelt, Peter Gebauer, Franky Bruynseels
  • Patent number: 6586556
    Abstract: The present invention provides the use of impact resistant, stress cracking resistant copolycarbonates with particularly good low temperature properties for applications in which particularly good low temperature properties are required, e.g., for automobile construction or external applications, and new copolycarbonates themselves.
    Type: Grant
    Filed: September 24, 2001
    Date of Patent: July 1, 2003
    Assignee: Bayer Aktiengesellschaft
    Inventors: Silke Kratschmer, Klaus Horn, Annett König, Rolf Wehrmann, Steffen Kühling
  • Publication number: 20030092873
    Abstract: The present invention provides the use of impact resistant, stress cracking resistant copolycarbonates with particularly good low temperature properties for applications in which particularly good low temperature properties are required, e.g., for automobile construction or external applications, and new copolycarbonates themselves.
    Type: Application
    Filed: November 8, 2002
    Publication date: May 15, 2003
    Inventors: Silke Kratschmer, Klaus Horn, Annett Konig, Rolf Wehrmann, Steffen Kuhling
  • Publication number: 20030040586
    Abstract: A thermoplastic molding composition suitable for making articles having good combination of properties is disclosed.
    Type: Application
    Filed: July 17, 2002
    Publication date: February 27, 2003
    Inventors: Silke Kratschmer, Klaus Horn, Michael Erkelenz
  • Publication number: 20030009003
    Abstract: The invention relates to novel branched polyether carbonates, which are produced with the alpha-halocarboxylic esters of polyols as branching agent, whereby the branching agent is incorporated in the polycarbonate by means of ether bridges.
    Type: Application
    Filed: June 12, 2002
    Publication date: January 9, 2003
    Inventors: Burkhard Khler, Klaus Horn, Rolf-Volker Meyer
  • Publication number: 20020120092
    Abstract: The present invention provides the use of impact resistant, stress cracking resistant copolycarbonates with particularly good low temperature properties for applications in which particularly good low temperature properties are required, e.g., for automobile construction or external applications, and new copolycarbonates themselves.
    Type: Application
    Filed: September 24, 2001
    Publication date: August 29, 2002
    Inventors: Silke Kratschmer, Klaus Horn, Annett Konig, Rolf Wehrmann, Steffen Kuhling
  • Publication number: 20020072553
    Abstract: Flame-resistant, thermoplastic moulding compositions containing
    Type: Application
    Filed: November 17, 1999
    Publication date: June 13, 2002
    Inventors: THOMAS ECKEL, MICHAEL BODIGER, DIETER WITTMANN, HEINRICH ALBERTS, KLAUS HORN
  • Patent number: 5852098
    Abstract: The present invention provides mixtures containing polycarbonates, short glass fibers and polyether silicones as well as a method for preparing these mixtures.
    Type: Grant
    Filed: April 8, 1996
    Date of Patent: December 22, 1998
    Assignee: Bayer AG
    Inventors: Burkhard Kohler, Klaus Horn, Jan Mazanek, Karl-Heinz Kasler
  • Patent number: 5747589
    Abstract: The present invention provides a process for the production of polycarbonate-polyisobutylene block cocondensates from thermoplastic aromatic polycarbonates and reactive polyisobutylenes in the melt, as well as mixtures of the block cocondensates with non-reactive polyisobutylenes.
    Type: Grant
    Filed: March 12, 1997
    Date of Patent: May 5, 1998
    Assignee: Bayer AG
    Inventors: Burkhard Kohler, Wolfgang Ebert, Klaus Horn, Richard Weider, Thomas Scholl
  • Patent number: 5717027
    Abstract: This invention relates to block copolycarbonates made from polycarbonate blocks and polyisobutylene-.alpha.-haloketocarboxylic acid blocks (abbreviation: PIB blocks), wherein the PIB blocks may, for example, be obtained by ozonolysis of halogenated butyl rubber, and to blends of these block copolycarbonates with elastomers.
    Type: Grant
    Filed: June 14, 1996
    Date of Patent: February 10, 1998
    Assignee: Bayer AG
    Inventors: Richard Weider, Burkhard Kohler, Wolfgang Ebert, Thomas Scholl, Klaus Horn
  • Patent number: 5708369
    Abstract: A capacitive measuring device with a measuring electrode (3) arranged some distance from a counter-electrode (8), a dielectric material for analysis is arranged between the electrodes (3, 8), and a measuring current (IC) is supplied to the measuring electrode (3) and the capacitance-dependent capacitor voltage (UC) is measured and evaluated.
    Type: Grant
    Filed: December 1, 1995
    Date of Patent: January 13, 1998
    Assignee: Claas Kommanditgesellschaft auf Aktien
    Inventor: Klaus Horn
  • Patent number: 5693697
    Abstract: The present invention provides flame-resistant polycarbonate moulding compositions with a concentration of alkali metal or alkaline earth metal salts and of silicon compounds and their preparation.
    Type: Grant
    Filed: November 3, 1995
    Date of Patent: December 2, 1997
    Assignee: Bayer Aktiengesellschaft
    Inventors: Richard Weider, Klaus Horn, Klaus Berg
  • Patent number: 5656684
    Abstract: The present invention provides special silanes, their preparation and their use as plastics additives for improving the mechanical and flameproofing properties of the plastics.
    Type: Grant
    Filed: February 20, 1996
    Date of Patent: August 12, 1997
    Assignee: Bayer AG
    Inventors: Burkhard Kohler, Klaus Horn, Helmut-Martin Meier