Lid film for closing containers

摘要

A lid film (30) for closing containers has a biaxially oriented plastic layer as outer layer (36) and a sealable layer as inner layer (44), and middle layers (37-43). The outer layer (36), the inner layer (44) and the middle layers (37-43) are coextruded to form a both direction stretched film, and the multilayer film (10) has a maximum degree of dimensional change of 2% at most when exposed to temperature.