Patents by Inventor Jayne E. Nation

Jayne E. Nation 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).

  • Bleach catalyst composition
    Patent number: 5536441
    Abstract: A bleach catalyst composition in the form of non-friable composite granules comprising:i) a manganese complex catalyst being one of three defined formulae herein;ii) a water-soluble binding agent, preferably selected from soap/fatty acid mixtures, polyethylene glycols of molecular weight in the range 500 to 3000, tallow and coco ethanolamides, nonionic surfactants and mixtures thereof; andiii) an inert solid selected from zeolites, silicas, clays, alumina, titanium dioxide and mixtures thereof; and each granule having a pH within the range from 4.5 to 8.5.The granular, manganese complex-based bleach catalyst composition may be incorporated in detergent and/or bleaching compositions, with good resulting stability and homogeneity of distribution.
    Type: Grant
    Filed: September 1, 1994
    Date of Patent: July 16, 1996
    Assignee: Lever Brothers Company, Division of Conopco, Inc.
    Inventors: Andrew P. Chapple, Jayne E. Nation, William D. Emery, Hermien W. Plomp, Marten R. P. Van Vliet, Cornelis B. Donker, Clemens O. Monir