Title:
LIQUID-PERMEABLE NONWOVEN FIBROUS FABRIC
Document Type and Number:
WIPO Patent Application WO/2010/131565
Kind Code:
A1
Abstract:
A liquid-permeable nonwoven fibrous fabric which permits a viscous bodily fluid to pass therethrough.
The liquid-permeable nonwoven fibrous fabric (1) comprises staple fibers (2) formed from a thermoplastic synthetic resin and disposed in the state of being fusion-bonded to one another. The front surface (3) thereof has ridges (6) and grooves (7), the ridges (6) and the grooves (7) extending in parallel with one another in the lengthwise direction (A) and being alternately arranged in the crosswise direction (B). The proportion of the height (t) from the back surface (4) of the nonwoven fibrous fabric (1) to the bottom (12) of each groove (7) to the height (T) from the back surface (4) to the top (11) of each ridge (6) is in the range of 40-55%. The front surface (3) includes fibers (2a) which are staple fibers (2) each extending between adjacent grooves (7) through the ridge (6) and which have been fusion-bonded to other staple fibers (2) in each of the grooves (7).
Inventors:
OBA, Toru (Unicharm Corporation 1531-7, Wadahama, Toyohama-cho, Kanonji-sh, Kagawa 02, 〒7691602, JP)
大庭 徹 (〒02 香川県観音寺市豊浜町和田浜１５３１－７ ユニ・チャーム株式会社テクニカルセンター内 Kagawa, 〒7691602, JP)
MIZUTANI, Satoshi (Unicharm Corporation 1531-7, Wadahama, Toyohama-cho, Kanonji-sh, Kagawa 02, 〒7691602, JP)
大庭 徹 (〒02 香川県観音寺市豊浜町和田浜１５３１－７ ユニ・チャーム株式会社テクニカルセンター内 Kagawa, 〒7691602, JP)
MIZUTANI, Satoshi (Unicharm Corporation 1531-7, Wadahama, Toyohama-cho, Kanonji-sh, Kagawa 02, 〒7691602, JP)
Application Number:
JP2010/057373
Publication Date:
November 18, 2010
Filing Date:
April 26, 2010
Export Citation:
Assignee:
Unicharm Corporation (182 Shimobun, Kinsei-cho Shikokuchuo-sh, Ehime 11, 〒7990111, JP)
ユニ・チャーム株式会社 (〒11 愛媛県四国中央市金生町下分１８２番地 Ehime, 〒7990111, JP)
OBA, Toru (Unicharm Corporation 1531-7, Wadahama, Toyohama-cho, Kanonji-sh, Kagawa 02, 〒7691602, JP)
大庭 徹 (〒02 香川県観音寺市豊浜町和田浜１５３１－７ ユニ・チャーム株式会社テクニカルセンター内 Kagawa, 〒7691602, JP)
ユニ・チャーム株式会社 (〒11 愛媛県四国中央市金生町下分１８２番地 Ehime, 〒7990111, JP)
OBA, Toru (Unicharm Corporation 1531-7, Wadahama, Toyohama-cho, Kanonji-sh, Kagawa 02, 〒7691602, JP)
大庭 徹 (〒02 香川県観音寺市豊浜町和田浜１５３１－７ ユニ・チャーム株式会社テクニカルセンター内 Kagawa, 〒7691602, JP)
International Classes:
D04H1/54; A61F13/511
Attorney, Agent or Firm:
SHIRAHAMA, Yoshiharu et al. (Shimbashi Towa Bldg, 13-8 Shimbashi 2-chome, Minato-k, Tokyo 04, 〒1050004, JP)
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