Cut section of laminate sheet material used for manufacturing packaging e.g. tubular bag, has cold-sealed seam and pattern area in which cold glue is applied in form of pattern

摘要

The Cut section (10) has a cold-sealed seam (30) and a pattern area (40) in which cold glue is applied in the form of a pattern. The pattern area has low cold glue density region (50) and high cold glue density region (60). The cold glue is applied within the range of 0.2-2mm and height of cold glue is set within the range of 2-4mu m.