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SiO 2 , ZrO 2 and Al 2 O 3 bimodal pore supports were prepared by incipient-wetness impregnation of silica gel, with SiO 2 , ZrO 2 and Al 2 O 3 sol respectively. The obtained bimodal pore supports showed two different kinds of pores, new mesopores and original macropores, simultaneously. The increased BET surface areas and the decreased...
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