Synthesis and Physical Properties of Estolide Ester Using Saturated Fatty Acid and Ricinoleic Acid

Table 2

Comparison between straight-chain saturated fatty acids and branched-chain saturated fatty acids.

Sample	Fatty acid	Viscosity (cp)	Flash point (°C)	Pour point (°C)	Yield (%)
EE12	Lauric	97 ± 0.10	>300	−42 ± 0.04	74.7 ± 0.07
EEBO	2-Butyloctanoic	242 ± 0.07	260 ± 0.09	−43 ± 0.02	77.9 ± 0.05
EE16	Palmitic	63 ± 0.03	230 ± 0.04	−12 ± 0.10	84.2 ± 0.02
EEHD	2-Hexyldecanoic	132 ± 0.08	>300	−44 ± 0.04	84.5 ± 0.03