Barrier Properties and Structural Study of Nanocomposite of HDPE/Montmorillonite Modified with Polyvinylalcohol

Table 4

Mean filler aspect ratio (𝛼) and tortuosity of material of HDPE/MMT_HDTMA/PVA (0.6 wt% and 2 wt%).

Sample	HDPE/MMTHDTMA/PVA			HDPE/MMTHDTMA/PVA
	0.6 wt%			2 wt%
Figure 3	(a)	(b)	(c)	(d)	(e)	(f)
𝛼=𝐿/𝑊	19	11	30	11	15	29
𝜏	1.14	1.10	1.20	1.20	1.27	1.51
𝜏𝑚		1.15			1.33