U.S. Patent No.: 8,247,641 B2
Inventor(s): Phyllis Leithem, McCleary, WA, U.S.; Charles A. Kremers, Morrisville, PA, U.S.; W. Paul Harrell, Fernandina Beach, FL, U.S.; Stephen Lewis, Shelton, WA, U.S.; Karl D. Sears, Shelton, WA, U.S.; Quan He, Lacey, WA, U.S.; and Peter R. Abitz, Olympia, WA, U.S.
Company: Rayonier TRS Holdings Inc., Jacksonville, FL, U.S.
An absorbent personal hygiene device comprising: a layer that allows liquid to pass, a water barrier sheet, an absorbent core interposed between said layer and said sheet, the absorbent core containing fluffed wood fiber pulp, wherein said fluffed wood fiber pulp comprises wood fiber pulp that has been cold caustic extracted at a temperature between 15° C and 60° C and fluffed by mechanical action and is without chemical crosslinking.