Title:
NONWOVEN FABRIC FOR ABSORBENT, AND ABSORBENT ARTICLE
Document Type and Number:
WIPO Patent Application WO/2013/157365
Kind Code:
A1
Abstract:
Provided is nonwoven fabric for absorbents which has excellent diffusing properties. This nonwoven fabric is nonwoven fabric for absorbents that comprises cellulosic fibers, which are hydrophilic fibers, and is characterized by having an upper surface and a lower surface which is on the reverse side therefrom and by having, in the upper surface, ridges and grooves which extend in the lengthwise direction and are arranged alternately along the width direction. The nonwoven fabric is further characterized in that a portion A extends as the lower-surface-side part of each ridge, a portion B extends as the upper-surface-side sidewalls and top of the ridge, and a portion C is sandwiched between the portion A and the portion B and that the proportion of fibers in the cross-sectional area of the portion A is higher than the proportion of fibers in the cross-sectional area of the portion B and the proportion of fibers in the cross-sectional area of the portion B is higher than the proportion of fibers in the cross-sectional area of the portion C.
Inventors:
TANGE SATORU (JP)
OCHI KENGO (JP)
KONISHI TAKAYOSHI (JP)
OCHI KENGO (JP)
KONISHI TAKAYOSHI (JP)
Application Number:
PCT/JP2013/058980
Publication Date:
October 24, 2013
Filing Date:
March 27, 2013
Export Citation:
Assignee:
UNICHARM CORP (JP)
International Classes:
D04H1/495; A61F13/15; A61F13/49; A61F13/53; D04H1/425
Foreign References:
| JP2009185408A | 2009-08-20 | |||
| JP2008025080A | 2008-02-07 | |||
| JP2012052253A | 2012-03-15 | |||
| JP2011208297A | 2011-10-20 | |||
| JP2009215667A | 2009-09-24 | |||
| JP2006115974A | 2006-05-11 | |||
| JPH0321227B2 | 1991-03-22 | |||
| JP2003235894A | 2003-08-26 | |||
| JP2001288658A | 2001-10-19 |
Other References:
See also references of EP 2840175A4
Attorney, Agent or Firm:
AOKI, Atsushi et al. (JP)
Aoki 篤 (JP)
Aoki 篤 (JP)
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