Plastic bag for vacuum sealing

Details Plastic bag for vacuum sealing Plastic bag for vacuum sealing

1993-01-22

1995-05-09

Moy, Joseph Man-Fu

Special receptacle or package

Evacuated

383105, 383109, 383113, B65D 8120

Patent

active

RE0349291

ABSTRACT:
A plastic bag for vacuum packaging comprises an inner layer of heat sealable thermoplastic material which incorporates interconected air channels on its inner surface and an outer layer of gas impermeable material. Optionally, one or more intermediate layers may be included between the inner layer and the outer layer. The inner layer and the outer layer, and any intermediate layers, are joined together such that no air pockets exist between the inner layer and the outer layer.

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