Patents by Inventor Manfred Schattschneider

Manfred Schattschneider 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).

  • Glycosiduronic acids
    Patent number: 5312907
    Abstract: Glycosiduronic acids, such as alkyl glycosiduronic acids or alkenyl glycosiduronic acids, which may be used in the preparation of surfactant compositions, such as detergents and cleansers, are prepared by reacting an oxidized mono-, oligo-, or polysaccharide with up to 10 monomer units with one or more fatty alcohols having 8-22 carbon atoms in the presence of a catalyst, preferably in bulk, and after acetalization removing the excess alcohol. Preferably the oxidized mono-saccharide used is glucuronic acid and/or glucuronic acid-3,6-lactone.
    Type: Grant
    Filed: October 5, 1992
    Date of Patent: May 17, 1994
    Assignee: Akzo N.V.
    Inventors: Manfred Schattschneider, Burkhard Weuste, Hans J. Weissen