| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To obtain a polypropylene-based resin film having a high oxygen permeability and carbon dioxide permeability, a high ratio of carbon dioxide permeability/oxygen permeability and excellent freshness retention in packaging vegetables and fruits and flower and ornamental plants. <P>SOLUTION: The gas permeable control film has a layer comprising 54-95 pts.wt. of a polypropylene (A), 4-45 pts.wt. of an ethylene-1-octene random copolymer (B) and 0.1-3 pts.wt. of at least one kind of a surfactant (C) selected from the group consisting of diglycerine oleate, glycerin oleate and a castor oil ethylene oxide adduct. <P>COPYRIGHT: (C)2008,JPO&INPIT</p> |
