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Adsorption Capacity for Phosphorus Comparison among Activated Alumina, Silica Sand and Anthracite Coal
Activated Alumina Filtration Adsorptive Capacity Phosphorus Removal
2013/3/21
Experimental researches on adsorptive capacity of activated alumina, silica sand and anthracite coal for phosphorus were conducted. Results showed that performances of three filter media were all in l...
研究了pH值交替变动、水热处理以及表面活性剂对活性氧化铝孔结构的影响。实验结果表明：pH值交替变动可以制备出结晶度高，晶粒大且均匀的拟薄水铝石；水热处理有利于氧化铝结构内铝原子迁移，促进晶粒进一步增长；而表面活性剂能够插入拟薄水铝石层间，减少焙烧过程中层间坍塌和毛细孔收缩，从而有效调控氧化铝孔结构。其中pH值交替变动和水热处理使氧化铝微孔分布向大孔方向迁移，比表面降低；加入表面活性剂使氧化铝微孔...