Table 5.

Permeability values in terms of water vapor permeability (WVP) and d-limonene permeability (LP) for the electrospun films of poly(3-hydroxybutyrate-co-3-hydroxyvalerate) (PHBV) and PHBV/Mobil Composition of Matter (MCM)-41 with eugenol.

Sample	WVP × 10−14 (kg·m·m−2·Pa−1·s−1)	LP × 10−14 (kg·m·m−2·Pa−1·s−1)
PHBV	5.34 ± 1.79	2.68 ± 1.82
PHBV/2.5 wt.-% MCM-41 + eugenol	8.68 ± 3.57	3.41 ± 0.97
PHBV/5 wt.-% MCM-41 + eugenol	8.84 ± 4.36	3.49 ± 1.17
PHBV/7.5 wt.-% MCM-41 + eugenol	4.25 ± 4.04	3.51 ± 0.54
PHBV/10 wt.-% MCM-41 + eugenol	2.99 ± 0.95	2.32 ± 0.68
PHBV/15 wt.-% MCM-41 + eugenol	0.25 ± 0.19	0.38 ± 0.20
PHBV/20 wt.-% MCM-41 + eugenol	4.08 ± 1.98	4.66 ± 2.91