采用原位聚合法合成了盐酸掺杂聚苯胺/凹凸棒石黏土(PANI/ATP)纳米纤维复合材料.研究了它对含痕量Cr(Ⅵ)废水的吸附,考察了物料配比、投料质量、吸附时间、吸附温度和pH值对其吸附性能的影响.结果表明,复合材料中的物料配比为m(An):m(ATP)=2:1,用暈为0.4 g,50 min时对Cr(Ⅵ)的吸附量达到99.8%,符合Langmuir等温吸附方程.该复合材料充分发挥了有机和无机吸附材料的协同作用,具有成本低、再生性能良好的特点.
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