有机改性膨润土吸附Cr(Ⅵ)性能 关键词：有机改性膨润土；吸附；Cr(Ⅵ)；吸附等温线 [gap=4464]Key words：organic modified bentonite；adsorption；Cr(VI)；adsorption isotherm
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The modified bentonite has better qualities and ability of decolorization, sweeten and removing heavy metal cations and aromatic compounds and hard biodegradable harmful organic compounds.
改性膨润土可去除水体中的重金属离子、芳香族化合物、有毒难生物降解有机物，还具有脱色、脱磷、除臭等作用。
Adsorbents used in these experiments of the paper are a kind of modified bentonite, which are synthesized using organic chelator DTPA and natural bentonite as raw materials.
本论文实验所用的吸附剂是以有机螯合剂DTPA和天然膨润土为原料，研制合成的改性膨润土。
A modified bentonite was prepared, after the natural bentonite had been treated by acidizing, inorganic, organic, inorganic and organic pillar bearing process.
天然膨润土进行酸化处理后，对其进行无机、有机和无机有机柱撑，制备出改性膨润土。
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