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Mesoporous saponites were prepared at pH8 and 13 without and with template (surfactant or polymer) at 453K and autogenic pressure using microwaves or conventional oven during the hydrothermal ageing treatment. Acidity was obtained by calcination of the NH4-form. The effect of dilution (H2O/Si molar ratios of 250, 125 and 50) was studied for the samples prepared at pH8 with surfactant. In order to...
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