Patents by Inventor Martina Lüger

Martina Lüger 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).

  • Organopolysiloxanes for defoaming aqueous systems
    Patent number: 6858663
    Abstract: The invention relates to the use of water-insoluble organopolysiloxane derivatives of the general formula (I) in which the radicals R1 are alkyl radicals, preferably having 1 to 4 carbon atoms or aryl radicals, but at least 80% of the radicals R1 are methyl radicals, and R2 at least once in the molecule has the definition (a) for defoaming aqueous media, especially printing inks and paints.
    Type: Grant
    Filed: July 14, 2003
    Date of Patent: February 22, 2005
    Assignee: Goldschmidt AG
    Inventors: Wilfried Knott, Kathrin Lehmann, Martina Lüger, Stefan Silber