Patents by Inventor Josef Wollman

Josef Wollman 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 preparing alkylglucoside compounds from oligo- and/or polysaccharides
    Patent number: 5138046
    Abstract: Surface active alkylglucosides are prepared in a 2-step process from starch or starch degradation products such as polyglucose or glucose syrup, the first step consisting of reaction with a short chained alcohol, particularly butanol, while the second step comprises transacetalization with the longer chained C.sub.8-22, more particularly C.sub.12-18, alcohol, with fatty alcohols of natural origin preferably being used.
    Type: Grant
    Filed: May 13, 1991
    Date of Patent: August 11, 1992
    Assignee: Henkel Kommanditgesellschaft auf Aktien
    Inventors: Willi Wuest, Rainer Eskuchen, Josef Wollman, Karlheinz Hill, Manfred Biermann