Utilization of Synthesized Zeolite for Improved Properties of Pyrolytic Oil Derived from Used Tire

Table 7

Influence of zeolite NaY on pyrolytic oil chemical species.

Chemical species	Concentration (area %)
	Noncatalyzed pyrolytic oil	CPO (1 wt.% catalyst)	CPO (5 wt.% catalyst)	CPO (7.5 wt.% catalyst)	CPO (10 wt.% catalyst)
Benzene	1.94	11.34	11.86	9.10	10.68
Toluene	—	—	—	—	0.19
Ethylbenzene	0.19	1.59	0.21	0.01	0.28
o-Xylene	0.07	—	0.46	—	0.33
p-Xylene	—	—	1.07	1.95	1.24
Styrene	0.08	—	—	—	0.80
Naphthalene	2.64	2.59	2.01	2.96	2.66
Quinoline	0.92	0.60	0.50	1.05	1.00
Pyrene	0.46	0.06	0.09	0.03	0.07
Thiophene	0.39	0.22	0.20	0.37	0.17
Limonene	0.08	9.72	2.85	2.96	5.00
P-Cresol	0.10	0.75	0.25	0.26	0.45
Phenol	1.24	3.47	1.99	6.43	6.65