Patents by Inventor Gerhard Wild

Gerhard Wild 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).

  • Process for continuous mass polymerization of alkenyl-aromatic compounds
    Patent number: 4275177
    Abstract: Styrene-containing polymers are produced by one- or multi-stage prepolymerization and subsequent continuous, one- or multi-stage main polymerization with final working up. In the main polymerization stage(s) the mixture is subjected simultaneously to a heat exchange and a static mixing procedure.
    Type: Grant
    Filed: September 10, 1979
    Date of Patent: June 23, 1981
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Wilfried Walkenhorst, Richard Gauer, Gerhard Wild, Walter Muller