Patents by Inventor Thomas Pischel

Thomas Pischel 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).

  • Spray-resistant aqueous foam, its production and use
    Patent number: 6303665
    Abstract: Aqueous spray-resistant and pourable foams (S), produced by mechanical foaming of corresponding aqueous compositions (W), wherein the aqueous phase contains (A) a curable polymer system, which consists of (U) an ionomeric polyurethane or a mixture of ionomeric polyurethanes and optionally (P) one or more further polymers curable at least together with (U), and (B) at least one foam-stabilizer and the liter-weight of (S) at 20° C. and normal pressure is in the range of 400 to 700 g, are eminently suitable for foam-coating of corresponding substrates, in particular of leather.
    Type: Grant
    Filed: June 27, 1995
    Date of Patent: October 16, 2001
    Assignee: Clariant Finance (BVI) Limited
    Inventors: Rudolf Helber, Hartmuth Huber, Hans Knoch, Thomas Pischel, Thomas Reusch, Werner Walther