Patents by Inventor Rudolf Loss

Rudolf Loss 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 flameproofing organic fibre material
    Patent number: 3956243
    Abstract: Composition for flameproofing organic fibre material which contains at least1. a tetrakis-(hydroxymethyl)-phosphonium compound, its self-condensation product or its condensation product with a reactive nitrogen compound2. an aliphatic amide or an imidazole or an imidazoline as agent for imparting a soft handle3. a methylolated amino groups containing 1,3,5-triazine and, optionally,4. an optionally methylolated and esterified derivative of a urea and, optionally,5. a low molecular amine.These compositions yield flameproof finishes paired with a soft handle especially on polyester-cotton blends.
    Type: Grant
    Filed: December 7, 1973
    Date of Patent: May 11, 1976
    Assignee: Ciba-Geigy Corporation
    Inventors: Rudolf Loss, Rene Berini, Armin Hiestand, Peter Hofmann, Hermann Nachbur