摘要 |
<p>The invention relates to a method for preparing a laminate comprising providing an aluminum foil inner layer, a paper middle layer, and an aluminum foil outer layer; laminating the inner aluminum foil layer to the middle layer by a process selected from the group consisting of adhesive lamination with polyurethane, polyvinyl acetate, and an acrylic-type adhesive, and extrusion lamination with polyethylene; curing the inner aluminum foil layer and middle paper layer; laminating the middle paper layer and the outer aluminum foil layer by a process selected from the group consisting of adhesive lamination with polyurethane, polyvinyl acetate, and an acrylic-type adhesive, and extrusion lamination with polyethylene; and curing the inner aluminum foil layer, the middle paper layer and the outer aluminum foil layer.</p> |