| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a storing bag which is strong against water, the whole amount of which can be recycled as polyethylene, and can be torn by hand to be easily opened although it is formed using a laminated foam sheet. <P>SOLUTION: The storing bag 1 is formed using the laminated foam sheet 2, and is configured so that the whole layers of the storing bag 1 are formed using polyethylene films, and the outermost layer after bag production is formed of an extrusion-molded high density polyethylene film 3, and furthermore, the extrusion direction during molding of the high density polyethylene film 3 is in the tearing direction at unsealing. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
