发明名称 |
FASERVLIES AUS POLYURETHAN-ELASTOMERFASERN HERSTELLUNGSVERFAHREN UND FASERVLIES ENTHALTENDES KUNSTLEDER |
摘要 |
<p>A polyurethane elastomer fiber non-woven fabric comprising polyurethane elastomer fiber filaments being melt-bonded with one another, which has a tensile elongation of 100 % or more, a 50 % elongation recovery of 75 % or more and a tear strength per METSUKE of 5.5 gf or more. The non-woven fabric can be prepared by a method comprising providing a thermoplastic polyurethane elastomer having Shore hardness A of 92 or more, drying the elastomer to a water content of 150 ppm or less, and melt-spinning and at the same time spraying it together with a high speed gas stream so as to deposit and laminate into a sheet form. A synthetic leather using the non-woven fabric is also provided. The non-woven fabric has not only excellent elasticity but also high tear strength.</p> |
申请公布号 |
DE60025331(D1) |
申请公布日期 |
2006.03.30 |
申请号 |
DE2000625331 |
申请日期 |
2000.02.21 |
申请人 |
KANEBO, LTD.;KANEBO GOHSEN LTD., OSAKA |
发明人 |
YAMAKAWA, YUKIO;FURUYA, TADASHI;KAWABATA, EIJI;TANAKA, YUTAKA |
分类号 |
B32B5/02;B32B27/12;B32B27/40;D04H1/4358;D04H3/009;D04H3/02;D04H3/16;D06N3/00;D06N3/14 |
主分类号 |
B32B5/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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