Patents by Inventor Hermann Elser

Hermann Elser 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).

  • Peroxidic treatment of olefin polymers
    Patent number: 6313228
    Abstract: A process peroxidically treats olefin polymers with di-tert-butyl peroxide in an extruder. The olefin polymers together with di-tert-butyl peroxide under an inert gas are fed to an extruder. The olefin polymers are used in a finely divided form at from 55 to 110° C. The use of peroxidically treated olefin polymers for producing moldings, fibers, films or nonwoven spunbond fabrics is described, as is a process for producing moldings, fibers, films or nonwoven spunbond fabrics.
    Type: Grant
    Filed: November 17, 1999
    Date of Patent: November 6, 2001
    Assignee: Basell Polyolefine GmbH
    Inventors: Karl Huber, Jürgen Schwind, Klaus Lehr, Hermann Elser, Horst Klassen, Karl-Heinz Kagerbauer