Patents by Inventor Susan S. Harrison

Susan S. Harrison 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).

  • Fluorine-containing phosphates
    Patent number: 5714266
    Abstract: Compositions for treating pulp slurry in the wet end comprising (A) a mixture of fluoroaliphatic radical-containing phosphate esters comprising at least 70% of a phosphate monoester, e.g., C.sub.8 F.sub.17 SO.sub.2 N(C.sub.2 H.sub.5)C.sub.2 H.sub.4 OP(O) (OH) (O.sup.- NH.sub.4.sup.+) and (B) an alkyl ketene dimer are disclosed. Methods for using such compositions and the resulting treated products are also disclosed.
    Type: Grant
    Filed: June 13, 1996
    Date of Patent: February 3, 1998
    Assignee: Minnesota Mining and Manufacturing Company
    Inventors: Susan S. Harrison, Karlan B. Hunt