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Patent Searching and Data


Title:
ELASTIC POLYURETHANE FIBER
Document Type and Number:
WIPO Patent Application WO/2003/097926
Kind Code:
A1
Abstract:
An elastic polyurethane fiber having adherent thereto a treating agent which comprises in a specific proportion (a) a homo- or copolyalkylene ether diol having a number-average molecular weight of 400 to 2,000 and a melting point of 20°C or lower, (b) a higher alcohol having a terminal OH group and having 8 to 25 carbon atoms, and (c) a mineral oil, dimethyl silicone, or mineral oil/dimethyl silicone mixture each having a dynamic viscosity at 25°C of 5 to 50 cSt. The fiber is suitable for use in a disposable diaper.

Inventors:
Yoshizato, Akihiko (30-61, Futamachicho Moriyama-shi, Shiga, 524-0043, JP)
Application Number:
PCT/JP2003/006215
Publication Date:
November 27, 2003
Filing Date:
May 19, 2003
Export Citation:
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Assignee:
ASAHI KASEI KABUSHIKI KAISHA (2-6 Dojimahama 1-chome, Kita-ku Osaka-shi, Osaka, 530-8205, JP)
Yoshizato, Akihiko (30-61, Futamachicho Moriyama-shi, Shiga, 524-0043, JP)
International Classes:
A41B13/04; D06M13/02; D06M13/144; D06M15/53; D06M15/643; D06M101/38; (IPC1-7): D06M15/53; A41B13/04; D06M13/02; D06M13/144; D06M15/643; D06M101/38
Foreign References:
EP0444438A21991-09-04
JPH05195442A1993-08-03
JPS58104283A1983-06-21
JPS4819893A
Attorney, Agent or Firm:
Asamura, Kiyoshi (Room 331, New Ohtemachi Bldg. 2-1, Ohtemachi 2-chom, Chiyoda-ku Tokyo, 100-0004, JP)
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