| 摘要 |
PROBLEM TO BE SOLVED: To provide a pouch that has excellent self-standing performance, is easy to carry and saves a space when discarded.SOLUTION: In a self-standing pouch, a first side face film, a second side face film and a bottom film sandwiched between the first side face film and the second side face film are overlapped with one another and their peripheral edges are sealed, so as to form a storage part, and the bottom film serves as a lower bottom face of the storage part. On an inner side of a side edge part that is a sealed region at the peripheral edge at side ends of the first side face film and the second side face film, an unsealed region which is not sealed is installed over a predetermined length in the vertical direction. Air is injected to the unsealed region to form an air layer. At a position near the air layer of the side edge part, a cut guide part for guiding cutting of the first side face film and the second side face film is formed from the position to the air layer. |
