Patents by Inventor Werner Trajer

Werner Trajer 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).

  • Process for the continuous preparation of moisture-curing organopolysiloxane compositions
    Patent number: 6218495
    Abstract: A three-stage process for the continuous preparation of RTV-1 compositions comprises, in a first step, preparing a raw mixture of &agr;,&ohgr;-dihydroxypolydiorganosiloxane, filler and, if desired, further constituents, in a second step, freeing the raw mixture of gas inclusions under reduced pressure and, if desired, mixing it with further constituents and, in a third step, mixing the degassed raw mixture with a crosslinker, a condensation catalyst and, if desired, additional constituents not yet added in the first and second steps.
    Type: Grant
    Filed: February 24, 1999
    Date of Patent: April 17, 2001
    Assignee: Wacker-Chemie GmbH
    Inventors: Rudolf Braun, Helmut Wöhrl, Werner Trajer, Johann Steiner, Thomas Felber