Mercer International Inc.
Absorbent paper products having unique physical strength properties

Abstract:

An absorbent towel paper web is disclosed. The absorbent towel paper web has from 20% to 90% of a soft wood pulp fiber mixture having from 18.5% to 88.5% of soft wood pulp fiber, wherein the soft wood pulp fiber is optionally refined; from 0.25% to 5.0% of cationic strengthening polymer, from 10% to 60% of a hard wood pulp fiber mixture; and not more than 10% moisture. The absorbent towel paper web has a Mean Square Dry Tensile Strength index ranging from 6 Nm/g to 12 Nm/g and a Wet Tensile Strength to Dry Tensile Strength Ratio value ranging from 0.295 to 0.35.