LONG PACKAGING MATERIAL FOR MANUFACTURING POUCH

摘要

A long packaging material (A1) for manufacturing a pouch, comprising a long first sheet (10) having flexibility and a second sheet (10) having flexibility, formed long, and stacked on the first sheet. A plurality of side seal parts (2) extending in the longitudinal direction of the sheets are formed at the side edges of the first and second sheets. Also, a plurality of cross seal parts (3) are formed apart from each other in the longitudinal direction of the sheets. A plurality of swelled parts (20) are formed at the side seal parts and the swelled parts are swelled to the lateral center part of the sheets between the pair of cross seal parts adjacent to each other.