Patents by Inventor Matthias Hellibau

Matthias Hellibau 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).

  • ADDITIVES TO LITHO INKS TO ELIMINATE INK FEEDBACK
    Publication number: 20140216286
    Abstract: Provided are web-offset lithographic ink compositions that contain an alkyl thioether surfactant, an alkoxylated modified rosin, or a combination thereof. The ink compositions can be oil-based inks or water-based inks that can be radiation-curable. The resulting ink compositions can be used in web-offset lithographic printing to substantially reduce or eliminate the ink feedback and ink build-up that occurs during printing. Also provided are methods for reducing or eliminating ink feedback and build-up during lithographic printing processes.
    Type: Application
    Filed: September 20, 2012
    Publication date: August 7, 2014
    Inventors: Ramasamy Krishnan, Jeff Jones, Matthias Hellibau