# US 10,307,302 B2 · Method of constructing absorbent articles comprising graphics

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- Number: US 10,307,302 B2
- Document ID: US10307302B2
- Status: Granted
- Kind: B2
- Application number: 15/716,913
- Filed: 2017-09-27
- Published: 2018-01-18
- Granted: 2019-06-04
- Earliest claimed: 2006-12-04
- Assignees: The Procter & Gamble Company
- Applicants: The Procter & Gamble Company
- Inventors: Michael Dale Trennepohl; Andrew James Sauer; Donald Carroll Roe
- Web page: https://patentgrep.com/patent/US10307302B2

## CPC

- A61F 13/15804: {Plant, e.g. involving several steps}
- A61F 13/15699: {Forming webs by bringing together several webs, e.g. by laminating or folding several webs, with or without additional treatment of the webs}
- A61F 13/49011: {the elastic means is located at the waist region}
- A61F 13/49014: {the elastic means is located at the side panels}
- A61F 13/496: in the form of pants or briefs
- A61F 13/51464: {being stretchable or elastomeric}
- A61F 13/51496: {having visual effects}
- B32B 38/14: Printing or colouring
- B32B 38/145: {Printing}
- A61F 13/72: with endless waist encircling band, e.g. panty type
- A61F 2013/8497: {having decorations or indicia means}
- Y10T 29/49826: Assembling or joining
- Y10T 29/49885: with coating before or during assembling
- A61F: FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS (dental prosthetics A61C)
- B32B: LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- Y10T: TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION

## Abstract

An absorbent article may be constructed by printing on a web that forms a portion of the side panels using a first printing method; and by printing on a backsheet using a second printing method. Seams may be formed by attaching the side panels to a chassis and by attaching the side panels to each other to form a waist opening and leg openings.

## Claims

### Claim 1

A method of constructing a pull-on disposable absorbent article comprising two leg openings and a waist opening, the article having a first waist region, a second waist region, and a crotch region disposed therebetween, the method comprising:
forming a first elastomeric laminate comprising strands and a first nonwoven, wherein the strands are pre-stretched when attached to the first nonwoven;
forming a second elastomeric laminate comprising strands and a second nonwoven, wherein the strands are pre-stretched when attached to the second nonwoven;
forming a chassis comprising a topsheet, a backsheet, and a core therebetween;
attaching the first laminate to a garment-facing surface of the backsheet such that a first seam is formed;
attaching the second laminate to a garment-facing surface of the backsheet such that a second seam is formed;
attaching the first and second laminates together to form a side seam;
printing a first graphic object on the first nonwoven;
printing a second graphic object on the second nonwoven;
printing a third graphic object on a film of the chassis;
wherein the third graphic object is different than the first and second graphic objects;
wherein the first graphic object is adjacent to the side seam, and wherein the second graphic object is adjacent to the side seam;
wherein the third graphic object is adjacent to the first seam, and wherein the first seam is disposed in the first waist region of the absorbent article; and
wherein at least a portion of each of the first, second, third graphic objects are viewable from a garment-facing side of the pull-on disposable absorbent article.

### Claim 2 (depends on 1)

The method of claim 1, wherein the first elastomeric laminate is a first side panel disposed in the first waist region, and wherein the second elastomeric laminate is a second side panel disposed in the second waist region.

### Claim 3 (depends on 1)

The method of claim 1, wherein the first nonwoven is unstretched in the step of printing the first graphic object on the first nonwoven, and wherein the second nonwoven is unstretched in the step of printing the second graphic object on the second nonwoven.

### Claim 4 (depends on 1)

The method of claim 1, wherein a fourth graphic object is printed on the film, and wherein the third graphic object is disposed in the first waist region and the fourth graphic object is disposed in the second waist region.

### Claim 5 (depends on 4)

The method of claim 4, where in the first waist region is a front waist region and the second waist region is a back waist region.

### Claim 6 (depends on 1)

The method of claim 1, wherein the first and second graphic objects cooperate to form the appearance of a waistband.

### Claim 7 (depends on 1)

The method of claim 1, wherein the first and second graphic objects are printed via flexographic printing.

### Claim 8 (depends on 1)

The method of claim 1, wherein each of the second seams have a Seam Noticeability Rating of less than 3.

### Claim 9 (depends on 1)

The method of claim 1, further comprising a registering step that is performed using a beam radiation system.

### Claim 10 (depends on 1)

The method of claim 1, wherein the side seam is refastenable.

### Claim 11 (depends on 2)

The method of claim 2, further comprising printing graphics on the backsheet film that form the appearance of leg bands around the two leg openings.

### Claim 12

A method of constructing a pull-on disposable absorbent article comprising two leg openings and a waist opening, the article having a first waist region, a second waist region, and a crotch region disposed therebetween, the method comprising:
forming a first elastomeric laminate comprising strands and a first nonwoven, wherein the strands are pre-stretched when attached to the first nonwoven;
forming a second elastomeric laminate comprising strands and a second nonwoven, wherein the strands are pre-stretched when attached to the second nonwoven;
forming a chassis comprising a topsheet, a backsheet, and a core therebetween;
attaching the first laminate to a garment-facing surface of the backsheet such that a first seam is formed;
attaching the second laminate to a garment-facing surface of the backsheet such that a second seam is formed;
attaching the first and second laminates together to form side seams;
printing a first graphic object on the first nonwoven;
printing a second graphic object on the second nonwoven;
printing a third graphic object on the chassis;
wherein the third graphic object and at least one of the first and second graphic objects overlap; and
wherein at least a portion of each of the first, second, third graphic objects are viewable from a garment-facing side of the pull-on disposable absorbent article.

### Claim 13 (depends on 12)

The method of claim 12, further comprising the step of affixing the strands of the first elastomeric laminate to a zero strain elastomeric laminate.

### Claim 14 (depends on 13)

The method of claim 13, wherein the strands of the first elastomeric laminate are affixed parallel to a machine direction of the zero strain laminate.

### Claim 15 (depends on 13)

The method of claim 13, wherein the strands of the first elastomeric laminate are affixed at an angle to a machine direction of the zero strain laminate.

### Claim 16 (depends on 12)

The method of claim 12, further comprising the step of affixing the strands of the second elastomeric laminate to a zero strain elastomeric laminate.

### Claim 17 (depends on 16)

The method of claim 16, wherein the strands of the second elastomeric laminate are affixed parallel to a machine direction of the zero strain laminate.

### Claim 18 (depends on 16)

The method of claim 16, wherein the strands of the second elastomeric laminate are affixed at an angle to a machine direction of the zero strain laminate.

### Claim 19 (depends on 12)

The method of claim 12, wherein the first graphic object overlaps the third graphic object.

### Claim 20 (depends on 15)

The method of claim 15, wherein the second graphic object overlaps the third graphic object.
