Patent ID: 7686921

Claim:
A liquid distribution mat comprising a wet-laid mat of enhanced cellulosic fibers, wherein the enhanced cellulosic fibers are cellulosic fibers cross-linked in sheet form and have: less than 4.5 weight % cross-linking agent; a kink angle of less than about 50° and less than 2 kinks per millimeter; wherein the wet-laid mat has: a basis weight of from about 100 to about 400 grams per square meter; a density of from about 0.05 to about 0.15 grams per cubic centimeter; a Free Volume of from about 5 mL/g to about 12 mL/g; a Vertical Absorption Height of greater than about 10 centimeters; and a Vertical Desorption Height that is not more than 200% of the Vertical Absorption Height.