| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an end face treating structure and an end face treating method capable of completely preventing exposure of an adhesive layer, an anchor-coat layer, an ink layer or the like at an end face of a laminate film comprising at least uniaxially or biaxially oriented base film layer and respective sealant layers laminated sandwiching the base film layer; and a liquid pouring nozzle capable of reliably preventing any contact of an article to be packaged by a flexible packaging bag with the adhesive layer using the end face treatment, and its manufacturing method. <P>SOLUTION: At an end face of a laminate film equipped with at least an uniaxially or biaxially oriented base film layer and respective sealant layers laminated sandwiching the base film layer, the sealant layers are projected from an edge of the base film layer and weld with each other to cover an end face of the base film layer. <P>COPYRIGHT: (C)2009,JPO&INPIT |
