| 摘要 |
<p>A polypropylene fibre including greater than 50 % by weight of a first isotactic polypropylene produced by a Ziegler-Natta catalyst, from 5 to less than 50 % by weight of a second isotactic polypropylene produced by a metallocene catalyst and up to 15 % by weight of a syndiotactic polypropylene (sPP).</p> |
