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. 2021 Jul 29;13(15):2499. doi: 10.3390/polym13152499

Table 7.

Results of air permeability (B) and water vapor permeability (WVP). The values are listed in the form mean ± SD (standard deviation).

Sample Basis Weight 1.75–3.23 (g·m−2) 10–12 (g·m−2)
B
(L·mm·s−1)
WVP
(%)
B
(L·mm·s−1)
WVP
(%)
r-PET 53.4 ± 2.7 89.2 ± 1.5 39.8 ± 2.4 94.7 ± 1.0
r-PSF3 117.0 ± 4.2 86.5 ± 1.7 54.6 ± 3.9 89.2 ± 1.4
r-PSF6 149.9 ± 5.7 88.9 ± 1.7 85.0 ± 7.0 89.9 ± 1.3
SF 201.3 ± 8.3 89.3 ± 2.0 150.0 ± 9.1 89.5 ± 1.9