| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a material suitable for a lid material for a packaging container for a cup noodle or the like, and a packaging container made of the material. <P>SOLUTION: According to the packaging container, the lid is made of a laminated thermoplastic resin film including at least two layers consisting of a biaxial orientation thermoplastic resin layer (A layer) and a uniaxial orientation thermoplastic resin layer (B layer). The direction of orientation of the uniaxial orientation thermoplastic resin layer (B layer) composing the lid material is made perpendicular to the direction of opening the lid material, and the biaxial orientation thermoplastic resin layer (A layer) composing the lid material is arranged at the outside of the packaging container. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
