Table 1.

Mechanical properties of active plastic multilayer films

Films	TS (MPa)	E% (%)	OTR (mL/m·day)	WVTR (g/m2·day)
PPR	29.01 ± 5.99a	128.33 ± 32.67a	22.56 ± 0.44a	2.03 ± 0.48b
PPR‐CH	27.98 ± 5.40a	130.88 ± 39.96a	16.09 ± 0.90c	2.65 ± 0.11ab
PPR‐CH‐BM‐1	33.68 ± 4.28a	110.61 ± 26.09a	19.79 ± 0.75b	2.77 ± 0.25a

^a,b,cMeans with different small letters in the same column represent a significant difference at α = 0.05 level.