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:
Oct. 09, 2018

Filed:

Sep. 12, 2013
Applicant:

Unicharm Corporation, Shikokuchuo-shi, Ehime, JP;

Inventors:

Takashi Nomoto, Kanonji, JP;

Yuichi Suzuki, Kanonji, JP;

Takashi Onozuka, Kanonji, JP;

Akira Hashino, Kanonji, JP;

Yuki Noda, Kanonji, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61F 13/15 (2006.01); A61F 13/20 (2006.01); A61F 13/84 (2006.01); A61F 13/472 (2006.01); A61F 13/511 (2006.01); A61L 15/20 (2006.01); A61L 15/50 (2006.01); D06M 13/10 (2006.01); A61F 13/512 (2006.01);
U.S. Cl.
CPC ...
A61F 13/8405 (2013.01); A61F 13/472 (2013.01); A61F 13/5121 (2013.01); A61F 13/51104 (2013.01); A61F 13/51108 (2013.01); A61F 13/51113 (2013.01); A61L 15/20 (2013.01); A61L 15/50 (2013.01); D06M 13/10 (2013.01); A61F 2013/8455 (2013.01); D06M 2200/00 (2013.01);
Abstract

The purpose of the present invention is to provide a nonwoven for a top sheet of an absorbent article that is unlikely to stick after having absorbed menstrual blood, that is smooth and dry, and in which the absorbed menstrual blood is unlikely to diffuse on the nonwoven. This nonwoven has the following configuration. A nonwoven for a top sheet of an absorbent article, having a lengthwise direction and a crosswise direction, wherein the nonwoven has a plurality of ridge parts and a plurality of groove parts extending in the lengthwise direction and disposed in alternating fashion in the crosswise direction, the nonwoven being characterized in that the ridge parts and the groove parts have a plurality of through-holes, and the ridge parts have a region containing a blood lubricity-imparting agent that contains a predetermined blood lubricity-imparting agent.


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