Patent ID: 7910032
Filing Date: 2011-03-22
Classification: B29C,B32B,Y10T

Abstract:
1. A process for manufacturing a flexible packaging laminate pouch adapted for housing liquids including edible oil, comprising: taking granules of polypropylene and medium density polyethylene in a 1-1.5:1.5-2.5 ratio; melting said granules at 200-230 deg. C in a 3 layer blown film extruder to form a three layer co-extruded film; printing said film by a Roto Graver printing technique at [about] 40-60 deg. C; laminating said printed film with a five layer co-extruded nylon film at 60-80 deg. C; curing said laminated film at 35-45 deg. C for at least 2 days; and slitting said cured laminated film to a desired size for using on a Form Fill Seal machine at 160-180 deg. C to make the pouch for filling with liquids.