DESTRUCTIVE FILM CAPABLE OF EASILY CONFIRMING THE ACCESS TO OBJECTS AND WHETHER THE OBJECTS ARE USED AND UNSEALED OR NOT

摘要

PURPOSE: A destructive film is provided to easily control tensile strength, tear strength, destructive strength, bending strength, and torsional strength of the destructive film using metal material and metal oxide in a destructive layer.;CONSTITUTION: A destructive film(10) includes a destructive layer(1) and a tackifier layer or an adhesive layer(2). Physical strength of the destructive film is less than the adhesive force of the tackifier layer or the adhesive layer to destruct the destructive film when removing the destructive film from objects. The physical strength of a destructive layer is less than the tackifier layer or the adhesive layer. The destructive layer includes a resin and metal material or metal oxide.;COPYRIGHT KIPO 2010