PROBLEM TO BE SOLVED: To provide a container for foods and medicines which is excellent in heat resistance, transparency, flexibility and impact resistance.SOLUTION: A polypropylene-based resin film has a thickness of 10-500 μm and satisfies the following conditions (1)-(3) at the same time. (1) The Youngs modulus measured according to JIS K6781 is 10-500 MPa. (2) The tensile impact strength measured at 0°C is 50-1,000 kJ/m2. (3) The light transmittance is 85-99%, and the reduction rate of the light transmittance after 30 minutes hot water treatment at 120°C is within the range of 0-15%.COPYRIGHT: (C)2014,JPO&INPIT【課題】耐熱性に優れるとともに透明性、柔軟性および耐衝撃性のいずれにも優れ、食品および医薬品容器を提供する。【解決手段】下記要件(1)~(3)を同時に満たす、厚さ10~500μmのポリプロピレン系樹脂フィルム;(1)JIS K6781に準じて測定したヤング率が10~500MPaである、(2)0℃で測定した引張衝撃強度が、50 ~1000kJ/m2である、(3)光線透過率が85~99%であり、かつ120℃および30分間の熱水処理後の光線透過率の減少率が0~15%の範囲にある。【選択図】なし
