Patents by Inventor Martin Derek Phillipson

Martin Derek Phillipson 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).

  • Rosin emulsion including starch derivative for paper sizing
    Patent number: 6290765
    Abstract: A “one-shot” composition for use in paper sizing comprises an admixture of a rosin emulsion, a soluble aluminium salt and a cationic starch derivative which has a charged state of 1.0 to 3.5 m equivalents per gramme and which is produced by a process in which the starch structure was split prior to the cationising step.
    Type: Grant
    Filed: November 8, 1999
    Date of Patent: September 18, 2001
    Assignee: Raisio Chemicals Limited UK
    Inventors: Michael James Jaycock, Martin Derek Phillipson, Claes Zetter, Tapio Vihervaara