| 摘要 |
The present invention relates to barrier membranes including a barrier layer which includes one or more thermoplastic urethane formed from polyester polyols. More particularly, the membranes include a barrier layer including blends of one or more polyester polyol based thermoplastic urethanes and one or more copolymers of ethylene and vinyl alcohol. The barrier membranes can be employed in a variety of applications and can be used as either monolayers or multi-layered laminates. |
