| 摘要 |
PURPOSE:To improve a packaging appearance and increase a commercial value, prevent a thermo-shrinkable film from unexpectedly breaking on shrinking with heat and, easily unseal a packed article. CONSTITUTION:The front and rear faces and the upper and under faces of a container 3 as a package is covered with a thermo-shrinkable film 4 and both ends of the film 4 are bent to the sides of container 3 to extend along them. And perforations 39 are made in the film 4 by melting it with heat. |
