# US 10,246,828 B2 · Sanitary tissue products

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- Number: US 10,246,828 B2
- Document ID: US10246828B2
- Status: Granted
- Kind: B2
- Application number: 16/039,892
- Filed: 2018-07-19
- Published: 2018-11-08
- Granted: 2019-04-02
- Earliest claimed: 2013-12-19
- Assignees: The Procter & Gamble Company
- Applicants: The Procter & Gamble Company
- Inventors: Ward William Ostendorf; Guillermo Matias Vidal; Jeffrey Glen Sheehan; David Warren Loebker; Ryan Dominic Maladen; John Allen Manifold; Khosrow Parviz Mohammadi
- Web page: https://patentgrep.com/patent/US10246828B2

## CPC

- D21H 27/02: Patterned paper (patterned coatings D21H19/66; embossing B31F1/07; prepared on the paper-making machines D21F11/00)
- B31F 1/07: Embossing {, i.e. producing impressions formed by locally deep-drawing, e.g. using rolls provided with complementary profiles}({B31F1/128 takes precedence;} corrugating B31F1/20; embossing in combination with printing B41F19/02, B41M1/24; typewriters for embossing B41J3/38; stamping in combination with deforming B41K3/36)
- B31F 1/16: by elastic belts {(B31F1/18 takes precedence)}
- D21H 11/00: Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
- D21H 11/04: Kraft or sulfate pulp
- D21H 27/005: {relating to physical or mechanical properties, e.g. tensile strength, stretch, softness}
- D21H 27/40: at least one of the sheets being non-planar, e.g. crêped (crêping or corrugating paper B31F)
- D21H: PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- B31F: MECHANICAL WORKING OR DEFORMATION OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER (making layered products not composed wholly of paper or cardboard B32B)

## Abstract

Sanitary tissue products employing fibrous structures that exhibit a novel combination of compressibility properties, plate stiffness properties, and slip stick coefficient of friction properties, and methods for making same.

## Claims

### Claim 1

A sanitary tissue product roll comprising a multi-ply sanitary tissue product comprising a plurality of pulp fibers, wherein the multi-ply sanitary tissue product exhibits a Compressibility of greater than 34 mils/(log(g/in2)) as measured according to the Stack Compressibility Test Method, a Plate Stiffness of less than 3.75 N*mm as measured according to the Plate Stiffness Test Method, and a Slip Stick Coefficient of Friction of less than 500 (COF*10000) as measured according to the Slip Stick Coefficient of Friction Test Method.

### Claim 2 (depends on 1)

The sanitary tissue product roll according to claim 1 wherein the pulp fibers comprise wood pulp fibers.

### Claim 3 (depends on 1)

The sanitary tissue product roll according to claim 1 wherein the pulp fibers comprise non-wood pulp fibers.

### Claim 4 (depends on 1)

The sanitary tissue product roll according to claim 1 wherein the multi-ply sanitary tissue product comprises an embossed fibrous structure ply.

### Claim 5 (depends on 1)

The sanitary tissue product roll according to claim 1 wherein the multi-ply sanitary tissue product comprises a 3D patterned fibrous structure ply.

### Claim 6 (depends on 5)

The sanitary tissue product roll according to claim 5 wherein the 3D patterned fibrous structure ply comprises a through-air-dried fibrous structure ply.

### Claim 7 (depends on 5)

The sanitary tissue product roll according to claim 5 wherein the 3D patterned fibrous structure ply comprises a fabric creped fibrous structure ply.

### Claim 8 (depends on 5)

The sanitary tissue product roll according to claim 5 wherein the 3D patterned fibrous structure ply comprises a belt creped fibrous structure ply.

### Claim 9 (depends on 1)

The sanitary tissue product roll according to claim 1 wherein the multi-ply sanitary tissue product comprises a conventional wet-pressed fibrous structure ply.

### Claim 10

A sanitary tissue product roll comprising a creped multi-ply sanitary tissue product comprising at least one through-air-dried fibrous structure ply, wherein the sanitary tissue product exhibits a Compressibility of greater than 34 mils/(log(g/in2)) as measured according to the Stack Compressibility Test Method, a Plate Stiffness of less than 3.75 N*mm as measured according to the Plate Stiffness Test Method, and a Slip Stick Coefficient of Friction of less than 500 (COF*10000) as measured according to the Slip Stick Coefficient of Friction Test Method.

### Claim 11 (depends on 10)

The sanitary tissue product roll according to claim 10 wherein the pulp fibers comprise wood pulp fibers.

### Claim 12 (depends on 10)

The sanitary tissue product roll according to claim 10 wherein the pulp fibers comprise non-wood pulp fibers.

### Claim 13 (depends on 10)

The sanitary tissue product roll according to claim 10 wherein the through-air-dried fibrous structure ply is an embossed through-air-dried fibrous structure ply.

### Claim 14 (depends on 13)

The sanitary tissue product roll according to claim 13 wherein the through-air-dried fibrous structure ply comprises a 3D patterned through-air-dried fibrous structure ply.

### Claim 15 (depends on 10)

The sanitary tissue product roll according to claim 10 wherein the creped multi-ply sanitary tissue product comprises a fabric creped fibrous structure ply.

### Claim 16 (depends on 10)

The sanitary tissue product roll according to claim 10 wherein the creped multi-ply sanitary tissue product comprises a belt creped fibrous structure ply.

### Claim 17 (depends on 10)

The sanitary tissue product roll according to claim 10 wherein the creped multi-ply sanitary tissue product comprises a conventional wet-pressed fibrous structure ply.

### Claim 18

A sanitary tissue product roll comprising a creped multi-ply sanitary tissue product comprising a plurality of pulp fibers, wherein the creped multi-ply sanitary tissue product exhibits a Compressibility of greater than 21 mils/(log(g/in2)) as measured according to the Stack Compressibility Test Method, a Plate Stiffness of less than 3.8 N*mm as measured according to the Plate Stiffness Test Method, and a Slip Stick Coefficient of Friction of less than 340 (COF*10000) as measured according to the Slip Stick Coefficient of Friction Test Method.

### Claim 19 (depends on 18)

The sanitary tissue product roll according to claim 18 wherein the pulp fibers comprise wood pulp fibers.

### Claim 20 (depends on 18)

The sanitary tissue product roll according to claim 18 wherein the pulp fibers comprise non-wood pulp fibers.
