Structural Characterisation of Asphaltenes during Residue Hydrotreatment with Light Cycle Oil as an Additive

Table 5

Average structural parameters of asphaltenes obtained by ¹³C-NMR and ¹H-NMR.

	AR-F-ASP	AR-P-ASP	ARLCO-P-ASP
	0.47	0.58	0.52
	0.62	0.46	0.50
	0.52	0.61	0.57
	17.15	14.60	13.30
	9.00	4.36	5.21
(H/C)ar	0.21	0.16	0.18
(H/C)sat	1.66	1.78	1.81
	0.98	0.89	0.93
	3.26	2.49	2.72