Review Article

Jatropha Oil as a Substituent for Palm Oil in Biobased Polyurethane

Table 2

Comparison of commonly used methods for vegetable oil-based polyols.

Epoxidation/ring-openingOzonolysis/reductionHydroformylationThiol-ene

Number of steps2221
FunctionalitySecondary, tunableTerminal, 3Primary, tunablePrimary, tunable
OH value70-320228-260150-200223
MWVariable (>1000)500-700a900-1100a1070-1440a
ViscosityHighLowMediumMedium
Reaction temperatureVariable (50-170)RT120Low or RT
Reaction timeLongMediumā€”Short

aTaken from [31]. RT: room temperature; MW: molecular weight.