PURPOSE: To obtain a strip wrapping sheet free from unmelted part of the seal part by adhering with heat-sealing only on lines separated from each other which are provided one or more on both sides of a cut line of a belt-like part.
CONSTITUTION: A plurality of detergent containing parts 1 are connected via belt-like parts which are sealed in plane by heat-sealing and they are adhered by heat-sealing only on lines two of which are provided on each side of a score 4 of the belt-like part and are separated from each other. An area of the adhered parts by heat-sealing is 3 to 25% with respect to an area of the belt-like parts. Thus when a lateral packaging machine is used, a strip wrap sheet free from unmelted part of the sealed part can be obtained.
FUJII YASUYUKI
YABE SHINICHI
JPS4938680B1 | 1974-10-19 |