| 摘要 |
PROBLEM TO BE SOLVED: To provide a polyamide non-stretched multilayered coextrusion film having good transparency, showing a non-whitening end surface when torn and having good rectilinearity and easily tearing properties. SOLUTION: This polyamide multilayered coextrusion film not stretched twice or above in its longitudinal and lateral directions includes at least one layer comprising a polyamide resin composition prepared by compounding 21-99 wt.% of an aliphatic polyamide resin, 0.5-39.5 wt.% of an ionomer resin and 0.5-39.5 wt.% of an HDPE resin, at least one adhesive layer comprising a modified polyolefin resin wherein anα,β-unsaturated carboxylic acid or a derivative thereof is grafted to a polyolefin resin containing ethylene as a main constitutent and at least one sealant layer comprising an LDPE resin and/or an L-LDPE resin. COPYRIGHT: (C)2005,JPO&NCIPI
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