Membrane Made of Cellulose Acetate with Polyacrylic Acid Reinforced with Carbon Nanotubes and Its Applicability for Chromium Removal

Table 1

Thermal parameters of polymer (CA-PA) with raw and oxidized CNTs.

Samples	Graphitic material (%)	Thermogravimetric parameters					Residue at 700°C (%)
		Stage I			Stage II
		(°C)	Interval (°C)	(°C)	Interval (°C)	(°C)
Polymer (CA-PA)	0	200	—	—	271–414	360	10.3
Polymer (CA-PA) with raw CNTs	1	200	190–262	239	271–412	358	13.5
Polymer (CA-PA) with oxidized CNTs	1	204	193–262	264	272–410	359	13.8