Patents Assigned to International Paper Company (from Thomas L. Wiesemann and John J. Shoemaker Jr.)
  • Personal hygiene articles for absorbing fluids
    Patent number: 6063982
    Abstract: A personal hygiene article having an increased capacity for absorbing fluids is disclosed. The article contains a surface layer containing at least one fluid permeable material and a sublayer containing at least about 10 wt. % of a fluffed wood pulp for retaining fluids. Articles of the invention have improved absorbance properties under re-wet conditions even in the absence of organic cross-linking agents or fiber modifiers.
    Type: Grant
    Filed: September 5, 1997
    Date of Patent: May 16, 2000
    Assignee: International Paper Company (from Thomas L. Wiesemann and John J. Shoemaker Jr.)
    Inventors: Bruce D. Martin, Thomas L. Wiesemann, John D. Shoemaker, Jr.