Title:
ABSORBENT ARTICLE
Document Type and Number:
WIPO Patent Application WO/2014/050666
Kind Code:
A1
Abstract:
The present invention addresses the problem of providing an absorbent article that has an improved ability to transfer menstrual blood from a top sheet to an absorbent body and can reduce the amount of the menstrual blood remaining in the top sheet.
Provided is an absorbent article (1) provided with a liquid-permeable top sheet (2), a liquid-impermeable back sheet (8) and an absorbent body (3) that is interposed between the top sheet (2) and the back sheet (8), said top sheet (2) comprising a non-woven fabric having multiple convex portions and multiple concave portions, wherein: the individual convex portions and concave portions contain a blood lubricity-imparting agent that has a kinetic viscosity of 0.01-80 mm2/s at 40°C, a water retention rate of 0.01-4.0 mass% and a weight-average molecular weight of less than 1,000; the amount of the blood lubricity-imparting agent at the top (9) of the convex portions is larger than the amount thereof in the parts other than the top (9) of the convex portions; and the amount of the blood lubricity-imparting agent at the bottom (10) of the concave portions is larger than the amount thereof in the parts other than the bottom (10) of the concave portions.
Inventors:
UDA MASASHI (JP)
Application Number:
PCT/JP2013/075180
Publication Date:
April 03, 2014
Filing Date:
September 18, 2013
Export Citation:
Assignee:
UNICHARM CORP (JP)
International Classes:
A61F13/472; A61F13/15; A61F13/511
Domestic Patent References:
| WO2011016343A1 | 2011-02-10 | |||
| WO2010141643A1 | 2010-12-09 |
Foreign References:
| JP2003524442A | 2003-08-19 | |||
| JP2010518918A | 2010-06-03 | |||
| JP2011510801A | 2011-04-07 | |||
| JP2008002034A | 2008-01-10 |
Other References:
FUJITA A.: "Organic compound predictions and organic paradigms", KAGAKU NO RYOIKI, vol. 11, no. 10, 1957, pages 719 - 725
See also references of EP 2901976A4
See also references of EP 2901976A4
Attorney, Agent or Firm:
AOKI, Atsushi et al. (JP)
Aoki 篤 (JP)
Aoki 篤 (JP)
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