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Patents

Absorbent Articles Having Distribution Materials:

U.S. Patent No. 10,765,570

Author Image

By: Karen McIntyre

Editor, Nonwovens Industry

Paul Thomas Weisman, Cincinnati, OH; Andrea Peri, Kronberg, Germany; Kenneth Michael Hamall, West Chester, OH; Aniruddha Chatterjee, Kelkheim, Germany; Jörg Endres, Frankfurt am Main, Germany; Mattias Schmidt, Idstein, Germany; Sandra Sautter, Hessen, Germany; Gene Xiaoqing Huang, Mason, OH; Darrell Ian Brown, Mason, OH; and Ward William Ostendorf, West Chester, OH.
Assigned to Procter & Gamble, Cincinnati, OH.

Filed: 11/18/14
Issued: 9/8/20

An absorbent article, comprising: a central longitudinal axis; a liquid permeable topsheet; a liquid impermeable backsheet; an absorbent core positioned at least partially intermediate the topsheet and the backsheet, wherein the absorbent core comprises an absorbent material positioned within a core wrap, wherein the core wrap forms a C-wrap, and wherein the absorbent material comprises a substantially absorbent material free area surrounded on all sides by the absorbent material; a distribution material positioned intermediate the topsheet and the core wrap and comprising two or more substrates, wherein a plurality of the two or more substrates comprise wet-laid, three-dimensional fibrous substrates comprising at least 80% pulp fibers by weight of the three-dimensional fibrous substrates, wherein the plurality of the three-dimensional fibrous substrates each comprise: a continuous network region, wherein the continuous network region comprises a first average density; and a plurality of discrete zones comprising a second average density, wherein the discrete zones are dispersed throughout the continuous network region, and wherein the first average density and the second average density are different; an acquisition material positioned intermediate the topsheet and the distribution material; and at least one of the two or more substrates is formed by folding the at least one substrate fully over itself, wherein the at least one substrate forms a dual layer at least in an area that overlaps the central longitudinal axis of the absorbent article.

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