| 摘要 |
<p>This invention is a spubonded nonwoven material which is formed of polytrimethylene terephthalate (PTT). This material may be a microfiber material which is 1 dpf or less in fiber diameter. This nonwoven material is unique in that it has a hydrostatic head of no more than 10 cm, preferably no more than 5 cm.</p> |
