Research Article

Efficient Production of Methyl Oleate Using a Biomass-Based Solid Polymeric Catalyst with High Acid Density

Table 2

The methyl oleate yield comparison different catalysts.

CatalystTotal acid density (mmol H+·g−1)Methyl oleate yield (%)

Blank-0.4
CS-0.9
CS-SO3H3.8195.7