Table 1 Permeability properties of two types of film polymers
Polymer | Oxygen transmission (g m−2 day−1 bar−1) | Carbon dioxide transmission (g m−2 day−1 bar−1) | Water vapor transmission (g m−2 day−1 bar−1) | |
|---|---|---|---|---|
BOPP | 500 | 350 | 900 | |
PE + PES | 60–70 | 45–50 | 45 | |