Flexible foil material or laminate, particularly for soft packag

Details Flexible foil material or laminate, particularly for soft packag Flexible foil material or laminate, particularly for soft packag

1984-04-05

1986-01-28

Herbert, Thomas J.

Stock material or miscellaneous articles

Composite

Of metal

428523, B32B 1508, B32B 2732

Patent

active

045671125

ABSTRACT:
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.

REFERENCES:
patent: 4424254 (1984-01-01), Hedrick et al.
patent: 4449014 (1984-05-01), Brezinsky
patent: 4451526 (1984-05-01), Claude et al.

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