Mesoporous (Ta, Nb)3W7 Modified with Stearic Acid Used as Solid Acids for Esterification

<div>N2 adsorption-desorption isotherms of mesoporous Nb3W7 oxide (P-123), mesoporous Ta3W7 oxide (P-123), mesoporous Nb3W7 oxide (stearic acid), mesoporous Ta3W7 oxide (stearic acid), and mesoporous Ta3W7 oxide (stearic acid, 4°C/min).</div>

International Journal of Chemical Engineering

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Figure 5

Figure 5: Mesoporous (Ta, Nb)3W7 Modified with Stearic Acid Used as Solid Acids for Esterification