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US 9,918,595 B2Granted
Partitionable paper towel
AssigneeGPCP IP Holdings LLC
InventorsSteven R. Olson, David A. Hoadley, Thomas J. Daul
Life of this patent
Estimating the term…
Abstract
The present disclosure is directed to a paper towel product that will capably separate from the paper towel roll as a full sheet, a half sheet or a quarter sheet. A method of making a paper towel with machine direction perforations is also disclosed.
Claims10
A rolled paper towel product of at least one paper web, the rolled towel product comprising:
- a basis weight of at least about 35 g/sq. meter;
- a SAT absorbent capacity of at least about 300 grams/sq. meter;
- at least one mechanical perforation line in the CD direction having a perforation strength and wherein the perforation strength is between about 450 grams/3 inches and about 950 grams/3 inches;
- at least one mechanical perpendicular perforation line in the MD direction having a perforation strength and wherein the perforation strength of the perpendicular perforation line is between about 770 grams/3 inches and about 1700 grams/3 inches;
- wherein the perforation strength in the MD direction is greater than the perforation strength in the CD direction;
- and
- wherein the ratio between the perforation tensile strength of the mechanical perpendicular perforation line and the CD tensile strength of the paper web is at least about 32%.
4 more elements
Dependencies are inferred from the claim text.