以粗孔硅胶为载体负载CeO2,通过浸渍法制备了CeO2/SiO2粒状除氟剂. 采用了DTA-TG、XRD、IR等分析方法对所得样品的物理性能进行了表征,并研究了该除氟剂的除氟性能. 结果表明,CeO2/SiO2对F-吸附量随焙烧温度的升高而降低,吸附等温线服从Freundlich方程. 经400 ℃焙烧的粒状样品CeO2/SiO2上CeO2为晶态.
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