| 摘要 |
<p>A polymeric film has a polyester film substrate (1) containing in the range from 0.1 to 10 % by weight, relative to the weight of the polyester, of at least one UV absorber, and a heat-sealable layer (2) on a surface of the substrate. The film is particularly suitable for use as a protective layer on a metal sheet (6).</p> |
