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Aluminum source, aluminum sulfate and sodium silicate as the silicon source, the cetyl trimethyl ammonium bromide (CTAB) as templating agent, the use of Al-MCM-41 zeolite prepared by azeotropic distillation and ultrasonic dispersion techniques for Al -MCM-41, BET, BJH, XRD, SEM, Fourier transform infrared spectroscopy characterization investigated ways of roasting, ultrasonic, Si / CTAB crystallization time factors such as the influence of Al-MCM-41 preparation; nitrate The nickel, diammonium phosphate raw materials and home-made Al-MCM-41 as the carrier, using ultrasonic and temperature-programmed reduction prepared by the Ni 2 P / Al-MCM-41 and Ni P catalyst, Ni 2 P / Al-MCM-41, BET, BJH, XRD, SEM characterization study of the Ni / P, dehydration process, H 2 2 flow rate, can significantly improve the hydrodesulfurization of nickel phosphide catalyst activity; in 823K, 873K, 923K and 973K different reduction temperatures, nickel phosphide activity the highest reduction of activation temperature of 923K; ??ultrasonic conditions, can significantly improve the Ni 2 P / Al-MCM-41 and Ni , 2 P catalytic activity; loading 20%, 30%, 40%, 50% NI 2 P / Al-MCM-41 catalyst activity evaluation results, the load is 30% in the highest activity, 548K when the conversion rate of the thiophene can reach 100%; vectors were γ-Al 2 O 3 , MCM-41, Al-MCM-41 (A10) nickel phosphide catalyst activity evaluation results The highest activity of the medium, Ni 2 P/Al-MCM-41 (A10); the reaction time was 5h, and reaction pressure was 3.5MPa, reaction temperature is 548K, the NI 2 P / Al-MCM-41 Catalyst for the hydrodesulfurization of thiophene conversion was 100%.
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