| 摘要 |
A highly oriented, heat-shrinkable, multi-layer film comprising a layer a) comprising a polyamide and an outer heat-sealing layer b) comprising a polyolefin, which film has been oriented at a stretching ratio >= about 3.0:1 in the machine direction and at a stretching ratio >= about 6.0:1 in the transverse direction, characterized in that the polyamide of layer a) is a crystalline or partially crystalline co-polyamide with a Tg<=100° C.
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