Patents by Inventor Günther Lübbe

Günther Lübbe 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).

  • Method for producing nanocomposite additives with improved delamination in polymers
    Patent number: 7867614
    Abstract: A process for modification, in particular for surface modification of an organophilic clay material, encompassing the following steps: a) provision of a dry, pulverulent, organophilic clay material (component a); b) provision of at least one additive (component b) for modification of component a); c) intensive mixing of components a) and b) in a high-shear mixing assembly, where no water or solvent is added or used for addition of component b).
    Type: Grant
    Filed: June 14, 2004
    Date of Patent: January 11, 2011
    Assignee: Rockwood Clay Additives, GmbH
    Inventors: Rainer Seeling, Heinz-Dieter Metzemacher, Norbert Schall, Günther Lübbe