Sheets for packaging of foodstuffs and processes for making them

摘要

A sheet for packaging food comprising a first layer made of paper (11) that is coupled to a second layer made of polyethylene (12), a third metallic layer (13) being deposited on the second polyethylene layer (12), and the second layer (12) being coupled to the first layer (11) on the side of the third metallic layer (13) by interposing a fourth adhesive layer (14) between the third metallic layer (13) and the first paper layer (11). IMAGE