Patents by Inventor Hans-Gunter Lohkamper

Hans-Gunter Lohkamper 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).

  • Directly metallizable polyester molding compound
    Publication number: 20070185257
    Abstract: A molding compound which comprises the following components: I. 50 to 99.98 parts by weight of thermoplastic polyesters, II. 0.02 to 5 parts by weight of a copolymer which contains polysiloxane blocks and polyester blocks, III. 0 to 49.98 parts by weight of further adjuvants, selected from further polymers, fillers and pigments, antistats, reinforcing agents, and stabilizers, the sum of all the parts by weight making 100, is used for producing metallized moldings.
    Type: Application
    Filed: July 15, 2005
    Publication date: August 9, 2007
    Applicant: Degussa AG
    Inventors: Roland Wursche, Hans-Gunter Lohkamper, Frank Lorenz, Alexander Richter
  • Molded object with better short-time deflection temperature under load properties
    Patent number: 6835345
    Abstract: A molded object is manufactured by a process, comprising: a) preparing a shaped object by molding a formulation of: 35 to 100% by weight of a thermoplastic polyester, 0 to 60% by weight of filler or a reinforcing material, 0 to 20% by weight of an impact modifying rubber, 0 to 30% by weight of a flame retardant, 0 to 20% by weight of a synergist and 0 to 5% by weight of other additives and/or processing agents; and b) treating the molded object for at least 1 hour at a temperature ranging from 180 to 250° C., thereby preparing a molded object with improved short-time deflection temperature under load properties.
    Type: Grant
    Filed: April 8, 2002
    Date of Patent: December 28, 2004
    Assignee: Degussa AG
    Inventors: Hans-Günter Lohkämper, Siegbert Stober, Ralf Schüler
  • Free-flowing polyester molding composition
    Publication number: 20030212174
    Abstract: A molding composition which comprises the following components:
    Type: Application
    Filed: January 13, 2003
    Publication date: November 13, 2003
    Applicant: DEGUSSA AG
    Inventors: Heinrich Peirick, Hans-Gunter Lohkamper, Sonja Bollmann, Harald Hager