| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a lid material which is a lid material containing no aluminum foil, and comprises a laminated body of thermoplastic resin composition films which can be well used by an FFS packaging apparatus, and can be recovered as plastics or easily processed by incineration. <P>SOLUTION: The lid material for forming and filling packaging comprises at least a printing layer, a base material layer and a heat seal layer, and is a laminated film substantially comprising only thermoplastic resin compositions, and is manufactured by drawing the laminated film by ≤10%, holding it for ≥15 sec after tensile force is removed, and making amount of plastic deformation remaining in the laminated film is ≥0.2%. <P>COPYRIGHT: (C)2004,JPO |
