| 摘要 |
<p>A flexible film suitable for medical solution pouches and parenteral materials generally includes a core layer of high density polyethylene, two intermediate layers comprising very low density polyethylene, an outer layer comprising an ethylene propylene copolymer or flexible copolyester, a sealant layer comprising a heat sealable polymeric material such as modified ethylene propylene copolymer, and two polymeric adhesive layers bonding the intermediate layers to the outer and sealant layers respectively.</p> |
