Table 2. Summary of Mechanical Testing Results Consisting of at Least Three Tests of Each Film Type with Standard Deviations.

film	Young’s modulus (MPa)	yield strength (MPa)	yield strain (%)	tensile strength (MPa)	max. strain (%)	toughness (MJ/m3)
PVA	1030 ± 230	24 ± 8.8	4.7 ± 1.1	21 ± 4.2	44 ± 3.4	8.1 ± 3.1
LSZ–PVA	1120 ± 170	34 ± 5.2	5.0 ± 0.98	27 ± 3.5	34 ± 8.5	9.1 ± 2.6
noncov. PVA	4190 ± 360	75 ± 12	4.9 ± 0.60	48 ± 3.6	28 ± 8.9	13 ± 4.6
cov. PVA	2580 ± 310	39 ± 1.9	4.5 ± 0.46	33 ± 2.1	43 ± 0.50	13 ± 1.6