Optimization Study in Biodiesel Production via Response Surface Methodology Using Dolomite as a Heterogeneous Catalyst

Table 5

Higher FAME yield reached with dolomite as a heterogeneous catalyst for the methanol/oil transesterification reaction.

(°C)		(wt%)	(min)	FAME (wt%)	Reference
60	10.5	1.3	240	97.0	This work
60	10	3	180	94.3	[17]
65	20	1	360	98.0	[18]
67.5	6	3	180	91.8	[11]
60	30	6	180	98.6	[19]
64	12	4	180	97.9	[20]
60	50	10	180	96.1	[16]

= reaction temperature, = methanol/oil ratio, = catalyst amount, and = reaction time.