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The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 10640928 B1

PDFFull Text
Date of Patent:
May. 05, 2020

Filed:

Sep. 19, 2017

Absorbent paper products having unique physical strength properties

Applicant:

Mercer International Inc., Vancouver, CA;

Inventor:

Tobias Ziegenbein, Vancouver, CA;

Assignee:

Mercer International Inc., Vancouver, CA;

Attorneys:

Stephen T. Murphy

Peter D. Meyer

Primary Examiner:

Dennis R Cordray

Int. Cl.
CPC ...
D21H 27/30 (2006.01); D21H 27/00 (2006.01); D21H 17/44 (2006.01); D21H 21/20 (2006.01); B32B 29/00 (2006.01); D21H 11/08 (2006.01); D21H 11/18 (2006.01); D21H 15/02 (2006.01); D21F 11/14 (2006.01); D21H 11/02 (2006.01);
U.S. Cl.
CPC ...
D21H 27/30 (2013.01); B32B 29/005 (2013.01); D21F 11/14 (2013.01); D21H 11/02 (2013.01); D21H 11/08 (2013.01); D21H 11/18 (2013.01); D21H 15/02 (2013.01); D21H 17/44 (2013.01); D21H 21/20 (2013.01); D21H 27/002 (2013.01); D21H 27/005 (2013.01); B32B 2250/02 (2013.01); B32B 2307/54 (2013.01); B32B 2317/12 (2013.01); B32B 2554/00 (2013.01);
Abstract

An absorbent towel paper product is disclosed. The absorbent towel paper product has two web plies. Each web has from 20% to 90% of a soft wood pulp fiber mixture having from 18.5% to 88.5% of optionally refined soft wood pulp fiber; from 0.25% to 5.0% of cationic strengthening polymer, from 10% to 55% of a hard wood pulp fiber mixture; and not more than 10% moisture. The two-ply paper product has a Mean Square Dry Tensile Index ranging from 10 N·m/g to 18 N·m/g and a Cross-directional Wet Tensile Strength to Cross-directional Dry Tensile Strength Ratio value ranging from 0.295 to 0.33.

Find Patent Forward Citations

Ziegenbein, Tobias. (2020). Absorbent paper products having unique physical strength properties (U.S. Patent No. 10640928). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10640928

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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