Patents by Inventor Stephen Witte

Stephen Witte 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).

  • PARTICLATE SOLID, PROCESS FOR THE PRODUCTION THEREOF, USE AS FILLER AND ASSOCIATED ARTICLES
    Publication number: 20150183964
    Abstract: The inorganic oxidic filler of the invention has hydrolysis-resistant peroxy functionalization and is specifically suitable for bonding into polymer mixtures crosslinked by a free-radical root, in particular in technical items composed of polymer or of elastomer, for example tires, tire components, drive belts, drive belt components, air springs, conveyor belts, hoses, gaskets, etc. Peroxyorganosiloxane groups are bonded here by way of oxygen to oxides of silicon, aluminum, magnesium, calcium, zinc, zirconium, and/or titanium.
    Type: Application
    Filed: December 18, 2012
    Publication date: July 2, 2015
    Applicant: Evonik Industries AG
    Inventors: Stephen Witte, Wolfram Herrmann