It is shown that the catalyst SO 2-_4/Zr-HMS possesses the structure of HMS and with the acid strength by -13.75(H_0). The catalytic activity of SO 2-_4/Zr-HMS in the esterification of phthalic anhydride with butanol is higher than that of SO 2-_4/ZrO_2.
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- 结果表明 ；经过一系列处理后制得的 SO2 -4 / Zr-HMS催化剂具备 HMS中孔分子筛的结构特征 ；其酸强度可达 H0 =-1 3 .；75
