The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Aug. 04, 2020

Filed:

Sep. 09, 2014
Applicant:

Daio Paper Corporation, Shikokuchou-shi, Ehime, JP;

Inventor:

Mihoko Kuramochi, Sakura, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61F 13/15 (2006.01); A61F 13/47 (2006.01); D04H 1/4374 (2012.01); A61F 13/511 (2006.01);
U.S. Cl.
CPC ...
A61F 13/15203 (2013.01); A61F 13/47 (2013.01); A61F 13/51104 (2013.01); D04H 1/4374 (2013.01); A61F 2013/15463 (2013.01); A61F 2013/51178 (2013.01);
Abstract

To provide excellent skin touch feeling, a compression resistant and durable concavo-convex shape providing an uneven feeling, and excellent absorption performance, a sanitary napkin is provided that includes an absorber interposed between a permeable front surface sheet embossed into a concavo-convex shape and a back surface sheet and a hydrophilic third sheet disposed between the permeable front surface sheet and the absorber. The permeable front surface sheet is a laminate structure that includes a fine fiber skin contact surface layer made of fine fibers having a fineness of less than 2.0 dtex and a crimped fiber layer laminated on the non-skin contact surface of the fine fiber layer and the crimped fibers have a fineness of from 3.0 to 5.0 dtex.


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