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Patents

Absorbent Article:

U.S. Patent No. 11,382,803

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By: Karen McIntyre

Editor, Nonwovens Industry

Yoshihisa Ota, Mima-gun, Japan; and Motoko Nishida, Mima-gun, Japan.
Assigned to Livedo Corporation, Shikokuchuo, Japan.

Filed: 12/14/18
Issued: 7/12/22

A method for manufacturing an absorbent article that comprises an absorbent body, and a fumaric acid-supported sheet disposed on a skin surface side of the absorbent body, wherein the fumaric acid-supported sheet is a sheet supporting fumaric acid particles having an average particle diameter of 30 μm or less, and/or a sheet in which at least a part of constituent fibers is coated with fumaric acid, and comprising the steps of: contacting a sheet base material with a fumaric acid-containing liquid containing fumaric acid and a solvent, removing the solvent from the sheet base material to produce the fumaric acid-supported sheet, wherein the fumaric acid-supported sheet is a sheet supporting fumaric acid particles having an average particle diameter of 30 μm or less, and/or a sheet in which at least a part of constituent fibers is coated with fumaric acid, and disposing the fumaric acid-supported sheet on the skin surface side of the absorbent body.

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