Patents by Inventor Thomas Günnewig

Thomas Günnewig 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).

  • Polyoxymethylene molding compositions, their use, and moldings produced therefrom
    Patent number: 8008390
    Abstract: Polyoxymethylene molding compositions, their use, and moldings produced therefrom A ground molding composition is described, comprising a) a compounded material composed of i) at least one polyoxymethylene homo- and/or copolymer, ii) at least one impact modifier, and iii) optionally other conventional additives, which b) has been milled to give a powder at least 90% by weight of whose particles have a grain size of <600 ?m and a median grain size (D50) of from 100 to 500 ?m. These molding compositions can be processed to give moldings, in particular via rotomolding.
    Type: Grant
    Filed: September 14, 2006
    Date of Patent: August 30, 2011
    Assignee: Ticona GmbH
    Inventors: Thomas Günnewig, Klaus Kurz, Guido Latz, Kirsten Markgraf