| 摘要 |
<p>This invention relates to a multilayer packaging film comprising (i) a polyethylene outer layer, (ii) a polar polymer barrier layer, and (iii) a polyethylene inner layer, whereby the outer layer and inner layer are built up of linear medium density polyethylene. The packaging film preferably comprises, between the inner layer and the polar polymer barrier layer, a fourth layer, which may be built up of medium or high density polyethylene. The packaging film preferably comprises, between the outer layer and the polar polymer barrier layer, a fifth layer, which may be built up of medium or high density polyethylene. The invention also relates to a tube-shaped packaging obtainable from such a packaging film.</p> |
