Effect of Catalytic Pyrolysis Conditions Using Pulse Current Heating Method on Pyrolysis Products of Wood Biomass

Table 1

GC-MS semiquantitative analysis of pyrolysis oil components obtained from Japanese cedar wood meal/catalyst (1 : 1 w/w) mixtures pyrolyzed at 500^°C.

Retention time	Pyrolysis oil	Pyrolysis oil	Pyrolysis oil	Pyrolysis oil
	Japanese cedar wood meal [10]	Mixture with Fe3O4	Mixture with TiO2	Mixture with ZSM-5
(min)	Area/I. S. area	Area/I. S. area	Area/I. S. area	Area/I. S. area
6.21  Benzene	—	0.32	0.27	—
8.85  Toluene	—	0.24	0.16	—
10.14  Furfural	0.12	0.11	0.07	0.04
10.97  Ethynylbenzene	—	0.03	—	—
11.25  Styrene	—	0.18	0.13	—
12.48  Phenol	—	0.73	0.64	0.28
13.62  o-Cresol	—	0.29	0.30	0.14
13.74  1-Propynylbenzene	—	—	—	—
13.90  p-Cresol	—	0.57	0.48	0.26
14.19  Guaiacol	0.11	0.04	—	—
15.40  Catechol	0.09	0.20	0.17	0.17
15.57  m-Cresol	0.16	0.04	—	—
15.77  Naphthalene	—	0.51	0.82	0.17
17.07  Methylnaphthalene	—	0.18	0.19	—
17.45  Eugenol	0.04	0.07	—	—
17.95  Biphenyl	—	—	0.06	—
18.00  Vanillin	0.08	0.04	—	—
18.49  Isoeugenol	0.12	0.05	0.04	—
18.89  Acenaphthylene	—	0.12	0.30	—
20.22  o-Biphenylenemethane	—	—	—	—
21.84  Phenanthrene	—	0.05	0.16	—
21.91  Anthracene	—	—	—	—
24.05  Pyrene	—	—	—	—
25.00  Internal standard (tetracosane)	1.00	1.00	1.00	1.00