FLEXIBLE SHEET MATERIAL, ESPECIALLY FOR PACKAGING, AND OVERCLOSURE

摘要

The flexible foil material or laminate of the invention comprises a synthetic material layer disposed between two thin aluminum foils and is characterized in that the synthetic material is amorphous polypropylene or a composition containing amorphous polypropylene. Preferably, the composition comprises amorphous polypropylene, a soft microcrystalline wax and/or terpolymer:ethylene-acrylic acid-acrylic acid ester. The material of the invention is perfectly suitable for manufacturing wine bottle caps as well as wrappers for food products such as cheese.