| 摘要 |
<p>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.</p> |
