| 摘要 |
PROBLEM TO BE SOLVED: To provide a packaging bag in which a content of a specified quantity according to a capacity can be securely filled.SOLUTION: A packaging bag 10 includes a pair of side surface sheets 12 which are so provided as to ace each other, and a bottom surface sheet 11 which is provided between the side surface sheets 12 and forms a bottom surface. The pair of side surface sheets 12 have both side parts bonded to each other and upper side parts which are made in a sealed state in such a manner that a take-out port can be formed. The bottom surface sheet 11 is fixed between the side surface sheets 12 in a state such that the bottom surface sheet is vertically folded in two, an outside surface of the bottom surface sheet 11 has a central part, which is not bonded to the side sheet sheets 12 in a side-folding direction. The packaging bag 10 is so configured that the side surface sheets 12 and the bottom surface sheet 11 can be separated from each other. |
