Effect of Sulfation on Zirconia-Pillared Montmorillonite to the Catalytic Activity in Microwave-Assisted Citronellal Conversion

Table 1

Result of elemental analysis of materials.

Material	Composition (%wt.)
	Si	Al2O3	Zr	Mg	Na
Zr/MMT-5	63.01	14.07	7.14	0.01	1.34
Zr/MMT-10	66.41	23.81	10.7	0.01	0.89
Zr/MMT-15	59.27	19.32	18.2	0.01	0.74
S-Zr/MMT-5	47.77	17.43	9.76	0.02	1.03
S-Zr/MMT-10	65.45	10.80	10.9	0.14	1.04
S-Zr/MMT-15	58.83	14.87	19.11	0.02	0.09
S-ZrO2	—	—	87.42	—	—