Back to results
US 2026/0243030 A1Published application
High basis weight partitionable paper product
OwnerRebecca Wolf, Kate Hintz +2inventors
InventorsRebecca Wolf, Kate Hintz, Ryan D. Carignan, Tyler Jamison
Life of this patent
Estimating the term…
Abstract
High basis weight and/or high bulk partitionable paper products that will reliably separate as a full sheet, a half sheet, or a quarter sheet, along bi-directional perforation lines in the product and methods of making the same.
Claims21
A high basis weight partitionable paper product comprising:
- a basis weight from about 55 grams/sq. meter to about 85 grams/sq. meter;
- at least one MD perforation line comprising a series of cuts and bonds, wherein the cuts in the MD perforation line comprise crush cuts;
- at least one CD perforation line comprising a series of cuts and bonds, wherein the cuts in the CD perforation line comprise tear cuts;
- wherein the ratio of the MD perforation tensile strength to the CD perforation tensile strength is from about 1.1 to about 2.5;
- and
- wherein the ratio of the CD perforation tensile strength to the MD tensile strength of the paper is less than 0.3 and wherein the ratio of the MD perforation tensile strength to the CD tensile strength of the paper is greater than 0.3.
3 more elements
21-28. (canceled)
Dependencies are inferred from the claim text.