IP Library Granted Patent US 10,006,172
Granted Patent B2
US 10,006,172 · App. 15/135,971 · Granted Jun 26, 2018

Method for reducing the bulk and increasing the density of a tissue product

Inventor: Steven R. Olson (Menasha, WI)
Assignee: GPCP IP Holdings LLC
D21H27/40D21H27/002D21H27/02
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Quick Facts
Patent No.
US 10,006,172
App. No.
15/135,971
Granted
Jun 26, 2018
Kind
B2
Abstract

A method of increasing the density and reducing the bulk of multi-ply paper products allowing one to reduce the roll size or increase the roll content, while minimizing the destruction of favorable product attributes.

Claims (15)

1. A method of increasing the density of a rolled paper product comprising:

providing at least one paper web;

embossing the at least one web using an emboss pattern that covers at least about 22% of the total surface area of the at least one web with an emboss pattern of at least about 80% linear embossments to produce a denser web, and;

rolling the paper web to form a rolled paper product;

wherein the embossing causes an absorbency loss of no greater than 10%.

2. The method of claim 1 , wherein the emboss pattern includes at least about 90% linear embossments.

3. The method of claim 1 , wherein the emboss pattern includes at least about 95% linear embossments.

4. The method of claim 1 , wherein the emboss pattern includes 100% linear embossments.

5. The method of claim 1 , wherein the depth of embossments is at least about 30 mils.

6. The method of claim 1 , wherein the depth of embossments is at least about 45 mils.

7. The method of claim 1 , wherein the depth of embossments is at least about 55 mils.

8. The method of claim 1 , wherein the paper product comprises two or more webs.

9. The method of claim 7 , wherein the embossing step both embosses and plies the webs.

10. The method of claim 1 , wherein the rolled paper product has a caliper less than the caliper of the unembossed at least one web from which it is formed.

11. The method of claim 1 , wherein the absorbency change is less than about 5%.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 9, 2018
From: GEORGIA-PACIFIC CONSUMER PRODUCTS LP
To: GPCP IP HOLDINGS LLC
Reel/Frame 045028/0356 →
Continuity (3)
Continuation 14501982 · Sep 30, 2014
Provisional Application 61891734 · Oct 16, 2013
Related Publication 20160340834A1 · Nov 24, 2016