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Patents

Absorbent Article Having a Liquid-Impermeable Individual-Wrapping Sheet with a Liquid-Storing Portio

U.S. Patent No. 9,545,343

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By: Karen McIntyre

Editor, Nonwovens Industry

Migaku Suzuki, Tokyo , Japan; and Yoshio Hirai, Tokyo, Japan.
Assigned to Daio Paper Corporation, Shikokuchuo-Shi, Japan.

Filed: 2/13/12
Issued: 1/17/17

An absorbent article, comprising: an individual-wrapping sheet which is liquid-impermeable, the individual-wrapping sheet being used for a leak preventer at a time of wearing and for wrapping the absorbent article at a time of disposing of after wearing; an absorber arranged on an upper side of the individual-wrapping sheet, and capable of absorbing an aqueous liquid; a back-up sheet arranged between the individual-wrapping sheet and the absorber and capable of retaining the aqueous liquid; and an additional sheet arranged under the absorber and on the back-up sheet, the additional sheet comprising a hydrophobic non-woven fabric or a highly air-permeable and water resistant barrier sheet, wherein the individual-wrapping sheet comprises a single sheet that includes a first portion folded back to form a liquid-storing portion in a form of a bag which is provided at a rear portion of the individual-wrapping sheet the bag forming an internal space on the upper side of the individual-wrapping sheet at the time of wearing, a rear end portion of the absorber exists in the internal space formed by the liquid-storing portion, and the absorber is independent from the back-up sheet.

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