Effects of Adding Multiwall Carbon Nanotubes on Performance of Polyvinyl Acetate and Urea-Formaldehyde Adhesives in Tropical Timber Species

Table 2

Temperature and remnant mass in different reactions of decomposition kinetics of PVAc and UF adhesives adding different concentrations (weight weight⁻¹) of MWCNTs-OH.

Adhesive	MWCNTs-OH concentration (%)	Reaction 1						Reaction 2						Ash content at 900°C (%)	MWCNTs-OH weight (%)
		Initial point		Peak maximum		Final point		Initial point		Peak maximum		Final point
		Temp (°C)	RM (%)	Temp (°C)	RM (%)	Temp (°C)	RM (%)	Temp (°C)	RM (%)	Temp (°C)	RM (%)	Temp (°C)	RM (%)
PVAc	0.00	298	85.36	309	64.50	315	44.34	414	27.63	431	21.71	450	12.47	0.97	—
	0.05	298	86.32	308	65.20	316	41.50	415	24.66	431	17.46	450	8.99	3.53	2.56
	0.10	298	87.57	309	66.73	315	43.80	415	26.59	422	19.28	449	10.40	4.40	3.43
UF	0.00	—	—	—	—	—	—	237	81.34	258	66.83	246	53.80	6.54	—
	0.05	—	—	—	—	—	—	243	81.57	253	69.60	262	57.59	10.10	3.56
	0.10	—	—	—	—	—	—	245	79.45	254	67.80	262	55.98	11.63	5.09

Temp: temperature and RM: remnant mass.