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凹凸棒黏土的提纯对噻吩化合物脱除的影响

Qing-ning WANG,Lin-hong JIAO,Jing CHEN,Lan LI,Wei-liang HAN,Cong-cong HUANG

Kuangwu Yanshi/ Journal of Mineralogy and Petrology（2012）

Cited 4|Views4
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Abstract
用分散剂六偏磷酸钠对甘肃临泽凹凸棒黏土进行提纯,将提纯前后的凹凸棒黏土制备脱硫剂,进行X射线衍射(XRD)、BET比表面积测试(BET)、扫描电镜(SEM)、透射电镜(TEM)和X射线光电子能谱(XPS)表征.测定了两种脱硫剂对模拟汽油中的噻吩的吸附脱硫性能.结果表明:提纯后的凹凸棒黏土制备的脱硫剂将模拟汽油中噻吩的含量由500×10-6降到165×10-6,脱硫率为67.0％,比提纯前的脱硫剂脱硫率提高了18.4％.
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Key words
Attapulgite,Desulfurizer,Dispersant,Purify,Supporter
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