Patents by Inventor Reinout H. van der Veen

Reinout H. van der Veen 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).

  • Amidated fatty acid mixtures and use thereof as thickeners
    Patent number: 5124079
    Abstract: The invention relates to mixtures of amidated fatty acids or derivatives thereof of the general formula ##STR1## wherein R' is absent or an alkyl group with 2-4 C-atoms, the average value of n is 0,5 to 3 and R represents a fatty acid radical with 14-24 C-atoms obtained from oils produced from the plant species `Brassica` with an eruca acid content lower than 5%.These products are good thickeners for surfactants and/or detergents. No nitrose compounds of (di)alkanolamines, which could present a health hazard, are formed in the thickeners according to the invention.
    Type: Grant
    Filed: March 1, 1990
    Date of Patent: June 23, 1992
    Assignee: DSM N.V.
    Inventors: Jacob K. Smid, Reinout H. van der Veen