四乙烯五胺型螯合纤维的制备与性能研究

Science & Technology Review(2017)

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Abstract
以聚丙烯接枝苯乙烯纤维(PP-g-ST)为原料,经过酰基化和胺基化反应制备了四乙烯五胺型螯合纤维(TEPACF),并对酰基化和胺基化反应的条件进行了优化,确定了TEPACF适合工业化生产的合成工艺.通过扫描电子显微镜、光电子能谱、红外光谱、热重分析、X射线衍射和机械强度测试进行了表征和性能测试.吸附性能测试结果显示,TEPACF对In(Ⅲ)的吸附容量达到0.53 mmol·g-1,一定pH值条件下,TEPACF对In(Ⅲ)具有很好的吸附选择性.
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Key words
tetraethylenepentamine chelating fiber,polypropylene grafted styrene fiber,preparation,property
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