PACKAGING BAG CONTAINING FILLING MATERIAL IN THE INSIDE AND FILLING AND PACKAGING METHOD

摘要

PROBLEM TO BE SOLVED: To provide a packaging bag containing a filling material having diagonally sealed parts. SOLUTION: A long raw material film 2 is cylindrically sealed in the vertical direction and the longitudinal direction of the raw material film 2 is diagonally sealed in the diagonally crossing direction to seal the three directions and the filling material is hermetically sealed, to form a long packaging bag 30 containing the filling material. The diagonally sealed parts N positioned at both ends are parallel to each other and the front end angle made by the diagonal seals and the vertical seal T crossing each other is acute.