利用浸渍法制备了Fe/γ-Al2O3催化剂.考察了催化剂中Fe含量,催化剂焙烧温度对苯酚废水COD去除率的影响.发现300℃焙烧的Fe0.01/γ-Al2O3催化剂对苯酚废水的COD去除率最高,在反应温度为30℃,pH为3,加入100 μL H2O2时,反应1h后COD去除率约为65％.同时,采用N2物理吸附,XRD以及SEM等技术手段考察了催化剂的性质及其表面形貌.结果表明:300℃焙烧的催化剂中含有AlO(OH).对于活性组分含量相同的催化剂而言,AlO(OH)的存在有助于苯酚废水COD去除率的提高.同时,焙烧温度的增加,催化剂表面会发生烧结,比表面积下降,催化剂活性降低.
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