Catalysts used for the transesterification reaction

Temperature of reaction and molar ratio of the initial reagents

Content of FAEE, % in the samples by viscosity correlation (2)

Content of FAEE, % in the samples according to the data of GC-MS

Non-catalytic reaction

623 К (12:1)

66.11

64.21

653 К (18:1)

95.76

94.25

Al2O3

623 К (12:1)

88.15

87.1

653 К (18:1)

97.36

96.0

ZnO/

Al2O3

623 К (12:1)

86.48

85.2

653 К (18:1)

91.32

92.2

MgO/

Al2O3

623 К (12:1)

84.11

84.11

653 К (18:1)

89.30

90.5

SrO/

Al2O3

623 К (12:1)

80.92

82.0

653 К (18:1)

94.37

94.1