| 摘要 |
<p>A multiple layer shrink film with improved moisture barrier properties is oriented in the longitudinal and/or transverse directions, and comprises an internal layer comprising high density polyethylene, and outer layers each comprising olefinic polymer or copolymer. Intermediate polymeric adhesive layers can optionally be included in those coextruded embodiments which do not melt bond adequately in the absence of such intermediate layers.</p> |
