| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a packaging material for boiling which stores fresh noodles, etc., and is excellent in the heat resistance and the curl characteristic during the boiling sterilization and also excellent in the moisture prevention during the distribution and preservation, and a packaging bag using it. SOLUTION: In the packaging material 1 for boiling which comprises an outermost layer of a biaxially oriented polyamide film and an innermost layer of a sealant layer 20, the sealant layer 20 is a multi-layered film comprising at least two layers which are laminated in the order of a polyethylene film 20a having the density of >=0.925 and a polyethylene film 20b having the density <0.25 from the outer side, and this multi-layered film is used for the packaging material 1 for boiling obtained by the common extrusion of the T-die method or the inflation method at the blow ratio of 1 to 1.5, and the packaging bag using it.</p> |
