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Patents

Flexible Absorbent Article with a Lobed Absorbent Layer:

U.S. Patent No. 10,765,564

Author Image

By: Karen McIntyre

Editor, Nonwovens Industry

JuHyung Lee, Gangnam-gu, Korea; SungSu A. Kim, Gangnam-gu, Korea; MoonYoung Cho, Yongin-si, Korea; SeoYeon Son, Gangnam-gu, Korea; and HyungWoo Park, Gangnam-gu, Korea.
Assigned to Kimberly-Clark Worldwide, Inc., Neenah, WI.

Filed: 5/29/15
Issued: 9/8/20

An absorbent article characterized by comprising: a. a longitudinal direction, a transverse direction, and a depth direction; b. a longitudinal axis and a transverse axis wherein the absorbent article is asymmetrical about the transverse axis; c. a chassis comprising: i. a first transverse direction end edge and a second transverse direction end edge; ii. a topsheet layer comprising a first longitudinal direction peripheral edge and a second longitudinal direction peripheral edge; iii. a backsheet layer comprising a first longitudinal direction peripheral edge and a second longitudinal direction peripheral edge; iv. an absorbent system positioned between the topsheet layer and the backsheet layer, the absorbent system comprising a garment facing surface, a wearer facing surface, a first longitudinal direction peripheral region and a second longitudinal direction peripheral region, and at least two absorbent layers, wherein at least one of the absorbent layers of the absorbent system is a lobed absorbent layer comprising a first lobe and a second lobe wherein the first and second lobe define a longitudinally extending void space in the lobed absorbent layer, and wherein the lobed absorbent layer further comprises a transversely extending void space; v. a first longitudinal direction bond region wherein the first longitudinal direction peripheral edge of the topsheet layer is bonded to the first longitudinal direction peripheral edge of the backsheet layer; and vi. a second longitudinal direction bond region wherein the second longitudinal direction peripheral edge of the topsheet layer is bonded to the second longitudinal direction peripheral edge of the backsheet layer; vii. at least one flexure feature wherein the at least one flexure feature comprises at least one flexure element extending in a direction generally parallel to the longitudinal axis and wherein the at least one flexure element is positioned within the void space; and viii. a secondary flexure feature extending in a direction generally parallel to the transverse axis and positioned within the transversely extending void space; and d. a first non-integral wing and a second non-integral wing, each of the first and second non-integral wings bonded to the backsheet layer.

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