US 11,939,726 B2
Resilient, multi-layered wiping product
David A. Lilley, Salem, SC (US); Donald E. Waldroup, Roswell, GA (US); Charles W. Colman, Marietta, GA (US); Joseph K. Baker, Cumming, GA (US); Marvin E. Swails, Alpharetta, GA (US); Michael Payne, Acworth, GA (US); and Vicky S. Polashock, Roswell, GA (US)
Assigned to Kimberly-Clark Worldwide, Inc., Neenah, WI (US)
Appl. No. 17/418,289
Filed by Kimberly-Clark Worldwide, Inc., Neenah, WI (US)
PCT Filed Dec. 28, 2018, PCT No. PCT/US2018/067895
§ 371(c)(1), (2) Date Jun. 25, 2021,
PCT Pub. No. WO2020/139374, PCT Pub. Date Jul. 2, 2020.
Prior Publication US 2022/0090328 A1, Mar. 24, 2022
Int. Cl. D21H 27/38 (2006.01); B32B 5/02 (2006.01); B32B 5/08 (2006.01); B32B 29/02 (2006.01); D04H 1/425 (2012.01); D04H 1/559 (2012.01); D04H 1/68 (2012.01); D21F 11/00 (2006.01); D21H 27/00 (2006.01)
CPC D21H 27/38 (2013.01) [D04H 1/425 (2013.01); D04H 1/559 (2013.01); D04H 1/68 (2013.01); D21F 11/002 (2013.01); D21H 27/005 (2013.01); B32B 5/022 (2013.01); B32B 5/08 (2013.01); B32B 29/02 (2013.01); B32B 2250/03 (2013.01); B32B 2250/40 (2013.01); B32B 2262/0207 (2013.01); B32B 2262/062 (2013.01); B32B 2262/12 (2013.01); B32B 2307/718 (2013.01); B32B 2307/726 (2013.01); B32B 2432/00 (2013.01); B32B 2555/00 (2013.01); D10B 2401/061 (2013.01)] 18 Claims
OG exemplary drawing
 
1. An absorbent, multi-layered web comprising:
a first layer comprising pulp fibers;
a second layer comprising pulp fibers; and
a middle layer positioned in between the first layer and the second layer, the middle layer comprising a resilient fibrous layer, the resilient fibrous layer comprising elastomeric fibers, three-dimensional fibers, debonded cellulosic fibers, or mixtures thereof, wherein the middle layer contains the three-dimensional fibers, wherein the three-dimensional fibers comprise curled fibers, the curled fibers having a curl index of greater than about 0.15, wherein the three-dimensional fibers comprise multi-component fibers, wherein the multi-component fibers comprise interfiber bonds.