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Patents

Apertured Nonwoven Webs:

U.S. Patent No. 12,004,932

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By: Tara Olivo

Associate Editor at Nonwovens Industry, Rodman Media

Gueltekin Erdem, Beijing, China; Meng Chen, Beijing, China; Jihua Xie, Xiamen, China; and Jixiang Cai, Xiamen, China.
Assigned to The Procter & Gamble Company, Cincinnati, OH.

Filed: 7/2/20
Issued: 6/11/24

An absorbent article comprising: a nonwoven topsheet: a liquid impermeable backsheet; and an absorbent core positioned at least partially intermediate the topsheet and the backsheet; wherein the topsheet comprises: carded fibers; a first side; and a second side; wherein the topsheet defines a plurality of apertures; wherein the apertures each have a first side aperture size and a second side aperture size, wherein a ratio of the first side aperture size to the second side aperture size is between about 1.05:1 and about 1:1.05, according to the Aperture Size Ratio Test; wherein the plurality of apertures have an aperture size regularity of about 1.5% to about 6%, according to the Aperture Size Regularity Test; wherein the plurality of apertures have an aperture shape regularity of between about 1.5% to about 4.5%, according to the Aperture Shape Regularity Test; and wherein the topsheet has an opening rate of between 10% and 20%, according to the Opening Rate test.

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