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Nonwoven Fabric, Method For Producing Nonwoven Fabric, And Absorbent Article

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By: Karen McIntyre

Editor, Nonwovens Industry

US Patent No.: 8,273,941 B2
Inventor(s): Katsuhiro Uematsu, Kagawa, Japan; Hideyuki Ishikawa, Kagawa, Japan, and Kouichirou Tani, Kagawa, Japan.
Company: Uni-Charm Corporation, Ehime, Japan.
Filed: 4/14/08
Issued: 9/25/12

A nonwoven fabric that has opposite first and second sides, a thickness direction between the first and second sides, and a planar direction perpendicular to the thickness direction, the nonwoven fabric comprising: a high density region having a higher fiber density than an average fiber density of the nonwoven fabric and penetrating from the first side to the second side in the thickness direction, wherein the fiber density of the high density region in the first side is higher than that in the second side.

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