Title:
FLAME-RETARDANT SYNTHETIC LEATHER
Document Type and Number:
WIPO Patent Application WO/2005/111300
Kind Code:
A1
Abstract:
A flame-retardant synthetic leather, characterized in that it is composed of a synthetic leather base cloth of thermoplastic synthetic fibers being three-dimensionally intermingled with one another and an aqueous polyurethane resin and comprises a layer (A) being a surface layer and other layers (B), wherein a fiber constituting the layer (A) is an extremely fine thermoplastic synthetic fiber having a fineness of 0.5 dtex or less and exhibiting excellent resistance to wear and/or light, said extremely fine thermoplastic synthetic fiber comprises a polyester homopolymer having an intrinsic viscosity (IV) of 0.50 to 0.70 and is contained in anamount of 10 to 60 wt % relative to the synthetic leather base cloth, at least one layer of the layers (B) has a flame-retardant thermoplastic synthetic fiber containing phosphorus in an amount of 0.09 wt % or more relative to the synthetic leather base cloth, the aqueous polyurethane resin is contained in an amount of 5 to 20 wt % relative to the synthetic leather base cloth.
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Inventors:
Sugiyama, Sho (3-302-3-308, Nakashimacho Nobeoka-sh, Miyazaki 46, 88208, JP)
Muraoka, Akiharu (2-304, Yamaashiyacho 23 Ashiya-sh, Hyogo 82, 65900, JP)
Muraoka, Akiharu (2-304, Yamaashiyacho 23 Ashiya-sh, Hyogo 82, 65900, JP)
Application Number:
PCT/JP2005/002630
Publication Date:
November 24, 2005
Filing Date:
February 18, 2005
Export Citation:
Assignee:
Asahi Kasei Fibers Corporation (2-6 Dojimahama 1-chome, Kita-ku Osaka-sh, Osaka 05, 53082, JP)
Sugiyama, Sho (3-302-3-308, Nakashimacho Nobeoka-sh, Miyazaki 46, 88208, JP)
Muraoka, Akiharu (2-304, Yamaashiyacho 23 Ashiya-sh, Hyogo 82, 65900, JP)
Sugiyama, Sho (3-302-3-308, Nakashimacho Nobeoka-sh, Miyazaki 46, 88208, JP)
Muraoka, Akiharu (2-304, Yamaashiyacho 23 Ashiya-sh, Hyogo 82, 65900, JP)
International Classes:
D06N3/00; D06N3/14; D06N3/00; D06N3/12; (IPC1-7): D06N3/14
Attorney, Agent or Firm:
Aoki, Atsushi (A. AOKI, ISHIDA & ASSOCIATES Toranomon 37 Mori
Bldg., 5-1, Toranomon 3-chome, Minato-k, Tokyo 23, 10584, JP)
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