Paper Towel Rolls

• US 20200131709A1
• Filed: 10/25/2019
• Published: 04/30/2020
• Est. Priority Date: 10/26/2018
• Status: Active Grant

• Current Assignee: The Procter & Gamble Company
• Original Assignee: The Procter & Gamble Company
• Inventors: Mitchell, Kevin, Reinerman, Robert Edward, Barkey, Douglas Jay, Green, Mark Alan, Trokhan, Paul Dennis, Bills, J. Michael, Sheehan, Jeffrey Glen, Weisman, Paul Thomas
• Granted Patent: US 11,447,916 B2
• Time in Patent Office: Days
• CPC Class Codes: A47K 10/16 Paper towels; Toilet paper; Holders therefor dispensers A47K10/32
• CPC Class Codes: D21H 27/002 Tissue paper; Absorbent paper D21H21/22, D21H27/02, D21H27/20 take precedence; toilet paper A47K10/00; absorbent pads for physiological fluids A61L15/16; making on paper-making machines D21F11/00
• CPC Class Codes: D21H 27/005 relating to physical or mechanical properties, e.g. tensile strength, stretch, softness
• CPC Class Codes: D21H 27/02 Patterned paper patterned coatings D21H19/66; embossing B31F1/07; prepared on the paper-making machines D21F11/00
• CPC Class Codes: D21H 27/30 Multi-ply for surface covering D21H27/18; making on paper-making machines D21F9/00, D21F11/00
• CPC Class Codes: D21H 27/40 at least one of the sheets being non-planar, e.g. crêped crêping or corrugating paper B31F

Abstract

Paper towel rolls that exhibit novel combinations of physical properties, such as Basis Weight, Roll Density, and Roll Diameter, such that the paper towel rolls meet consumers'"'"' needs, and method for making such novel paper towel rolls and marketing such novel paper towel rolls are provided.

Claims

1. A paper towel roll comprising a web, wherein the paper towel roll exhibits a Roll Diameter of greater than 6.5 inches and a Roll Density of less than 0.075 g/cm³ as measured according to the Roll Density Test Method, wherein the web exhibits a Basis Weight of greater than 45 gsm as measured according to the Basis Weight Test Method for Paper Towel Samples.

2. The paper towel roll according to claim 1 wherein the paper towel roll exhibits a roll width of less than 12.0 inches.

3. The paper towel roll according to claim 1 wherein the paper towel roll exhibits a roll width of greater than 7.0 inches.

4. The paper towel roll according to claim 1 wherein the paper towel roll exhibits a Moment of Inertia is greater than 1.50 g*m² as measured according to the Moment of Inertia Test Method.

5. The paper towel roll according to claim 1 wherein the paper towel roll comprises a core around which the web is wound.

6. The paper towel roll according to claim 5 wherein the core exhibits an outer diameter of less than 2.25 inches.

8. The paper towel roll according to claim 1 wherein the web comprises a creped fibrous structure.

9. The paper towel roll according to claim 1 wherein the web comprises an uncreped through-air-dried fibrous structure.

10. The paper towel roll according to claim 1 wherein the web comprises one or more perforations.

11. The paper towel roll according to claim 1 wherein the web comprises an embossed fibrous structure ply.

12. The paper towel roll according to claim 1 wherein the web comprises two or more fibrous structure plies.

13. The paper towel according to claim 1 wherein the web exhibits permanent wet strength.

14. The paper towel roll according to claim 13 wherein the web comprises a permanent wet strength agent.

15. A package comprising one or more paper towel rolls according to claim 1.

16. The package according to claim 15 wherein the package comprises a single paper towel roll.

17. The package according to claim 15 comprises a material selected from the group consisting of:

a film overwrap, a film bag, a cartonboard, a corrugated board, a cardboard, and combinations thereof.

18. A method for making a paper towel roll, wherein the method comprises the steps of:

a. providing a web;

b. convolutely winding the web such that a paper towel roll according to claim 1 is formed.

19. The method according to claim 18 wherein the step of convolutely winding the web comprises the step of convolutely winding the web about a core.

7. The paper towel roll according to 5 wherein the paper towel roll exhibits a Core Kinetic Coefficient of Friction value of greater than 0.10 and less than 0.50 as measured according to the Core Kinetic Coefficient of Friction Measurement Test Method.

20. A paper towel roll comprising a web, wherein the paper towel roll exhibits a Roll Density of less than 0.250 g/cm³ and wherein the web exhibits permanent wet strength.