| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a synthetic resin container which can be used repeatedly and hygienically without the need for washing. SOLUTION: This container has a box body composed of a rigid material and a thermoplastic resin film, the thermoplastic resin film is made into a bag shape, the inside of the bag-shape body is charged with the box body, the thermoplastic resin film is applied on the inside and outside wall surfaces, and then an opening portion of the bag-shape body is closed.</p> |
