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申请(专利权)人:云南华盛化工有限公司申请日期:2012.11.29申请(专利)号:CN201210498176主分类号:B01J20/24;C02F1/58;C02F1/28本发明介绍了一种改性腐植酸除氟吸附材料的制备方法,其制备过程和步骤如下:首先,把硫酸铝溶解,在剧烈搅拌条件下将腐植酸按一定比例加入到硫酸铝溶液中;然后,用超声波分散一定时间,再加入一定量的氯化钙,调节溶液pH值,将混合溶液进行固液分离,将分离出的固体物质进行洗涤、烘干,得到铝改性的腐植酸吸附材料。硫酸铝与腐植酸的质量比
Application Number 申请 号 Patentscope: CN201210498176 Application Date: 2012.11.29 Application (Patents): CN201210498176 The invention discloses a modified humus First, the aluminum sulfate dissolved, under vigorous stirring humic acid according to a certain percentage added to the aluminum sulfate solution; then, ultrasonic dispersion for a certain period of time, and then Adding a certain amount of calcium chloride, adjusting the pH value of the solution, performing solid-liquid separation on the mixed solution, washing and drying the separated solid material to obtain an aluminum-modified humic acid adsorption material. The mass ratio of aluminum sulfate to humic acid