IDiyas

For the Inventor, By the Inventor

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.

Patent No.:

US 9775751 B1

PDFFull Text
Date of Patent:
Oct. 03, 2017

Filed:

Feb. 21, 2013

Absorbent article

Applicant:

Unicharm Corporation, Shikokuchuo-shi, Ehime, JP;

Inventors:

Masashi Nakashita, Kanonji, JP;

Ichiro Wada, Kanonji, JP;

Yuki Noda, Kanonji, JP;

Akira Hashino, Kanonji, JP;

Assignee:

UNICHARM CORPORATION, Ehime, JP;

Attorney:

Hauptman Ham, LLP

Primary Examiner:

Lynne Anderson

Int. Cl.
CPC ...
A61F 13/51 (2006.01); A61F 13/84 (2006.01); A61F 13/472 (2006.01); B32B 3/30 (2006.01); A61F 13/511 (2006.01); A61L 15/20 (2006.01); A61L 15/50 (2006.01); B32B 5/02 (2006.01); B32B 5/26 (2006.01);
U.S. Cl.
CPC ...
A61F 13/472 (2013.01); A61F 13/51104 (2013.01); A61F 13/51113 (2013.01); A61F 13/8405 (2013.01); A61L 15/20 (2013.01); A61L 15/50 (2013.01); B32B 3/30 (2013.01); B32B 5/022 (2013.01); B32B 5/024 (2013.01); B32B 5/26 (2013.01); A61F 2013/8455 (2013.01); B32B 2250/20 (2013.01); B32B 2262/0253 (2013.01); B32B 2262/0276 (2013.01); B32B 2262/062 (2013.01); B32B 2307/726 (2013.01); B32B 2307/73 (2013.01); B32B 2555/02 (2013.01);
Abstract

An object of the present disclosure is to provide an absorbent article without a sticky feel on the top sheet and with a smooth top sheet, not only when a large amount of menstrual blood has been absorbed, but even when a small amount of menstrual blood has been absorbed. The absorbent article of the present disclosure is as follows. An absorbent article comprising a liquid-permeable top sheet, a liquid-impermeable back sheet and an absorbent body between the liquid-permeable top sheet and liquid-impermeable back sheet, wherein the liquid-permeable top sheet comprises a blood slipping agent having a kinematic viscosity of 0.01 to 80 mm/s at 40° C., a water holding percentage of 0.01 to 4.0 mass %, and a weight-average molecular weight of less than 1,000, on at least the projection in an excretory opening contact region.

Find Patent Forward Citations

Loading…