A Novel Approach to Improve the Barrier Properties of PET/Clay Nanocomposites

Table 3

DSC results of 2 wt.% PET/MMT, PET/ol-MMT, PET/30B, and PET/ol-30B nanocomposites.

Sample	Reheating at 10°C/min				Cooling at 10°C/min
	(°C)	(J/g)	(°C)	(J/g)	(°C)	(°C)	(min)	(J/g)
Extruded PET	79.1	20.7	244.1	32.8	186.2	195.3	0.91	34.4
2 wt.% PET/MMT	79.8	5.9	245.4	37.0	192.7	199.9	0.72	38.5
2 wt.% PET/ol-MMT	79.1	10.5	244.1	33.6	193.1	200.8	0.77	35.1
2 wt.% PET/30B	78.2	13.3	244.8	35.2	193.7	201.1	0.74	36.7
2 wt.% PET/ol-30B	77.6	11.2	245.1	32.8	188.8	196.6	0.78	34.0