| 摘要 |
<p>The invention relates to the use of a pololyfin film for scaling purposes. The film consists of a base layer which is made of polyolefin polymers and at least one outer covering layer. The covering layer contains at least 50 wt. % of a polyolefin modified by maleic acid anhydride, in relation to the weight of the covering layer, and undergoes flame surface treatment on the surface of said covering layer.</p> |
