Patents by Inventor Rüdiger Hahn

Rüdiger Hahn 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).

  • MATTE FLAME-RETARDANT ARTICLE WITH HIGH TRANSMISSION
    Publication number: 20150344370
    Abstract: The invention relates to a coated article containing a) a substrate (S) with a transmission of at least 88% (measured according to ASTM E 1348 with 3 mm layer thickness and a wavelength of 550 nm), comprising a substrate layer consisting of a thermoplastic polymer containing a flame-retardant agent, and b) a scratch-resistant coating (K) containing silica micro-particles on the substrate, said coating (K) containing 0.2 to 1.8 wt. %. silica micro-particles relative to the solids content thereof. The invention further relates to the production of such coated articles and the use thereof, especially for producing flat screens.
    Type: Application
    Filed: July 4, 2012
    Publication date: December 3, 2015
    Applicant: Bayer Intellectual Property GmbH
    Inventors: Karlheinz Hildenbrand, Helmut Krülls, Hans Franssen, Peter Capellen, Rüdiger Hahn, Andreas Müller, Constantin Schwecke
  • INJECTION-MOLDED MULTI-COMPONENT COMPOSITE SYSTEMS HAVING IMPROVED FIRE BEHAVIOUR
    Publication number: 20130115436
    Abstract: The present invention provides entirely or partially injection-moulded multi-component composite systems having improved fire behaviour and a process for their production.
    Type: Application
    Filed: September 20, 2010
    Publication date: May 9, 2013
    Applicant: Bayer MaterialScience AG
    Inventors: Rüdiger Hahn, Constantin Schwecke, Andreas Müller, Hans Franssen
  • FLAME-PROTECTED ARTICLE HAVING A HIGH LEVEL OF TRANSMISSION
    Publication number: 20120308829
    Abstract: The invention relates to highly transparent coated articles comprising a substrate (S) of a transparent thermoplastic polymer containing flameproofing agents and, on one side or on both sides, a silica-containing scratch-resistant coating (K) and optionally polyelectrolyte (multi)layers (P) on one or both sides. The invention relates in addition to the production of such coated articles and to their use, in particular in the production of flat display units.
    Type: Application
    Filed: January 19, 2011
    Publication date: December 6, 2012
    Applicant: BAYER INTELLECTUAL PROPERTY GMBH
    Inventors: Berit Krauter, Karlheinz Hildenbrand, Frank Buckel, Peter Capellen, Ruediger Hahn, Andreas Mueller, Constantin Schwecke
  • Process for manufacture of precision interstitial-free steel tubes
    Patent number: 6290788
    Abstract: A process for producing precision steel tubes includes cold forming tube blanks, in particular in a plurality of forming steps, with or without an internal tool. In this process, a tube blank made from interstitial free IF steel is used as the starting material.
    Type: Grant
    Filed: February 8, 1999
    Date of Patent: September 18, 2001
    Assignee: Mannesmann AG
    Inventors: Ronald Claus, Jürgen Wiete, Rüdiger Hahn, Stefan Meimeth