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采用原位聚合法制备耐有机溶剂的固相微萃取涂层

DOI: 10.11830/ISSN.1000-5013.2013.03.0292

Keywords: 固相微萃取, 有机聚合物, 涂层, 三羟甲基丙烷三甲基丙烯酸酯, 1-十六碳烯

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Abstract:

在引发剂偶氮二异丁腈、三元致孔剂(1,4-丁二醇、环己醇和水)存在条件下,将具有活性双键的单体1-十六碳烯与三元交联剂三羟甲基丙烷三甲基丙烯酸酯(TMPTMA)原位共聚在石英纤维表面,得到新型的聚(1-十六碳烯-co- TMPTMA)固相微萃取(SPME)涂层纤维.对制备涂层的耐有机溶剂性能、耐酸碱性能、机械性能、重现性及其萃取性能进行全面的考察.结果表明:当与液相色谱联用时,涂层具有良好的耐有机溶剂性、稳定性和萃取性能.

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