US 11,708,668 B2
Multi-ply fibrous structures
David William Cabell, Cincinnati, OH (US); Matthew Gary McKee, Cincinnati, OH (US); Christopher Scott Kraus, Sunman, IN (US); Paul Dennis Trokhan, Hamilton, OH (US); and Benjamin J. Popham, Cincinnati, OH (US)
Assigned to The Procter & Gamble Company, Cincinnati, OH (US)
Filed by The Procter & Gamble Company, Cincinnati, OH (US)
Filed on Dec. 3, 2021, as Appl. No. 17/541,532.
Application 17/541,532 is a continuation of application No. 15/875,036, filed on Jan. 19, 2018, granted, now 11,220,790.
Claims priority of provisional application 62/448,631, filed on Jan. 20, 2017.
Prior Publication US 2022/0090329 A1, Mar. 24, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. D21H 27/38 (2006.01); D21F 11/16 (2006.01); D21H 13/30 (2006.01); D21H 13/16 (2006.01); D21H 27/30 (2006.01)
CPC D21H 27/38 (2013.01) [D21F 11/16 (2013.01); D21H 13/16 (2013.01); D21H 13/30 (2013.01); D21H 27/30 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A multi-ply fibrous structure comprising:
a. a first ply comprising a layered fibrous structure comprising:
i. a first layer comprising a first wet laid fibrous structure comprising a plurality of first fibers; and
ii. a second layer comprising a plurality of hydroxyl polymer filaments deposited directly onto at least one surface of the first wet laid fibrous structure; and
b. a second ply comprising a second wet laid fibrous structure comprising a plurality of second fibers, wherein the first wet laid fibrous structure of the first ply is bonded to the second wet laid fibrous structure of the second ply.