Table 2.

Apparent activation energy values by KAS method of PVA and nanocomposites

Sample	Activation energy (kJ/mol) at conversion (α)
	0.1	0.2	0.3	0.4	0.5	0.6	0.7	0.8	Aver.
PVA	44	55	148	153	161	170	213	224	146
2 wt % ZnO-HSP	55	63	151	159	167	182	221	234	154
4 wt % ZnO-HSP	62	69	166	177	192	198	228	238	166
6 wt % ZnO-HSP	73	80	174	185	196	205	238	244	174