Table 3. Content of Components in Liquid Products under Different Materials at 450 °C^a.

compound		content (%)
name	molecular formula	WC	PP	PE	WC/PP = 1:1	WC/PE = 1:1
acetic acid	C2H4O2	7.5			3.2	2.6
propionic acid	C3H6O2	1.6			1.1	1.5
methyl formate	C2H4O2	1.1				0.6
hydroxyacetone	C3 H6 O2	7.4			5.4	3.6
hydroxyacetaldehyde	C2H4O2	4.4			2.4	4.2
1-hydroxy-2-butanone	C4H8O2	1.4				1.3
1-acetoxy-2-butanone	C6H10O3	4.5			3.4	3.6
2-cyclopentenone	C5H6O	0.7			0.3
2-hydroxy-2-cyclopenten-1-one	C5H6O2	2.7			1.2
methylcyclopentenolone	C6H8O2	3.2			2.2	2.6
ethylcyclopentenolone	C7H10O2	1.4			1.5	2
2,5-dimethoxytetrahydrofuran	C6H12O3	1.1
5-methylfuranal	C6H6O2	1.9			1.8	1.3
5-hydroxymethyl-2-furaldehyde	C6H6O3	1.4			0.7	1.2
furfural	C5H4O2	0.6			0.6
furfuryl alcohol	C5H6O2	1.0				0.5
phenol	C6H6O	0.3			0.2
catechol	C6H6O2				0.8
maltol	C6H6O3	1.6			0.6	1.4
1,4:3,6-dianhydro-α-d-glucopyranose	C6H8O4	2.0			1.0	0.8
l-glucose	C6H8O5	14.0			3.3	5.7
4-methyl-heptane	C8H18		1.3
2,4-dimethyl-1-heptene	C9H18		19.6		4.8
1,3,5-trimethylcyclohexane	C9H18		2.1		0.4
2-isopropyl-1-octene	C11H22		2.2		0.6
5-ethyl-1-nonene	C11H22		7.3		3.3
4,6,8-trimethyl-1-nonene	C12H24		18.1		10.0
nineteenth alkene	C19H36		10.0		2.0
1-pentadecene	C15H30			4
1-hexadecene	C16H32			3.7		2.5
1-heptadecene	C17H34			4.2		3.6
1-octadecane	C18H36			4.2		4.5
1-nonadecene	C19H38			4.8		2.4
1-eicosenal	C20H40			4.6		2.8
1-heneicosene	C21H42			5.0		3.8
1-docosene	C22H44			4.6		3.7

^aThe content is the ratio of the peak area of each compound to the total area.