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Patents

Highly Extensible Nonwoven Webs and Absorbent Articles Having Such Webs:

U.S. Patent No. 11,918,441

Author Image

By: Tara Olivo

Associate Editor at Nonwovens Industry, Rodman Media

Han Xu, Cincinnati, OH; Meganne Frisch, Cincinnati, OH; Jaroslav Kohut, Znojmo, Czech Republic; Sascha Kreisel, Frankfurt am Main, Germany; Jiri Kummer, Znojmo, Czech Republic; Fang Liu, Mason, OH; Michael J. Roddy, Cincinnati, OH; Patricia Rolon, Cincinnati, OH; and Eric R. Schurdak, Cincinnati, OH.
Assigned to The Procter & Gamble Company, Cincinnati, OH.

Filed: 4/23/20
Issued: 3/5/24

An absorbent article comprising: a nonwoven topsheet comprising: a first nonwoven web comprising: continuous multi-component fibers comprising bi-component fibers, wherein a first polymer component comprises polypropylene, wherein the polypropylene has a crystallinity of between about 20% and about 41%, according to a Crystallinity Test, and wherein the polypropylene has a melting temperature of between about 130° C. and about 161° C. according to an Enthalpies of Fusion and Crystallinity Test; wherein a second polymer component comprises polyethylene, wherein the polyethylene has a crystallinity of between 45% and about 75% according to a Crystallinity Test, and wherein the polyethylene has a speed of crystallization between about 1300 ms and about 1360 ms according to a Flash DSC Method, and a melting temperature of between about 100° C. and about 140° C. according to an Enthalpies of Fusion and Crystallinity Test; wherein the nonwoven topsheet defines a plurality of apertures, and wherein a maximum measurable aperture area equivalent diameter is between about 1.2 mm and about 10 mm, according to an Aperture Area Equivalent Diameter Test; a liquid impermeable backsheet; and an absorbent core positioned at least partially intermediate the topsheet and the backsheet.

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