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PREPARATION AND CHARACTERIZATION OF Fe-PILCS. INFLUENCE OF THE SYNTHESIS PARAMETERS

¹ Facultad de Ciencias Químicas/Escuela Técnica Agrícola, Departamento de Ingeniería Química, Universidad de Castilla-La Mancha, Campus Universitario s/n, 13071 Ciudad Real, Spain
² Facultad de Química, Universidad Autónoma del Estado de México, Paseo Colón esq. Paseo Tollocan s/n, Toluca, Estado de México, México

View larger version (23K): [in a new window]   Figure 1. N2-adsorption/desorption isotherms of the original clay and the samples prepared using 40, 60 and 70 mmoles of Fe/g clay (samples Fe-PILC1, Fe-PILC2 and Fe-PILC3)

View larger version (18K): [in a new window]   Figure 2. TGA and DTG curves of the original clay and sample Fe-PILC2.

View larger version (18K): [in a new window]   Figure 3. XRD patterns of (a) Fe-PILCs prepared using different OH/Fe molar ratios and calcined at 300°C and, (b) Fe-PILC2 calcined at different temperatures.

View larger version (13K): [in a new window]   Figure 4. TPR profiles for Fe2O3 and samples Fe-PILC2 and Fe-PILC6 calcined at 400°C.