US 11,708,653 B2
Microfiber-containing nonwoven fabrics
Dionne Pots, 's-Hertogenbosch (NL); Matthijs Van Hunen, Arhem (NL); and James Taylor, Chelmsford (GB)
Assigned to BERRY GLOBAL, INC., Evansville, IN (US)
Filed by Berry Global, Inc., Evansville, IN (US)
Filed on Jul. 21, 2022, as Appl. No. 17/870,411.
Application 17/870,411 is a continuation of application No. 16/702,748, filed on Dec. 4, 2019, granted, now 11,441,252.
Claims priority of provisional application 62/776,257, filed on Dec. 6, 2018.
Prior Publication US 2022/0356620 A1, Nov. 10, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. D04H 5/02 (2012.01); D04H 13/00 (2006.01); A47L 13/16 (2006.01); A47L 13/22 (2006.01)
CPC D04H 5/02 (2013.01) [A47L 13/16 (2013.01); A47L 13/22 (2013.01); D04H 13/001 (2013.01); D04H 13/002 (2013.01); D10B 2331/04 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A nonwoven fabric, comprising:
(i) continuous fibers; and
(ii) a blend of staple fibers comprising (a) bicomponent staple fibers substantially devoid of micro-pores, micro-channels, or both, (b) microfiber staple fibers having a plurality of micro-pores, micro-channels, or both, and (c) polyester staple fibers or wettable staple fibers;
wherein the continuous fibers are mechanically entangled with the blend of staple fibers to define the nonwoven fabric.