表面修饰亲水性超支化分子的磁性微球的制备及表征
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摘要
<正>磁性聚合物微球是近几年发展起来的一种新型多功能材料,此材料由无机磁性材料和有机聚合物构成,具有操作简便,分离快速等优点[1,2]。该微球有很好的生物相容性,材料表面易进行修饰和改性,可进一步调节其表面亲水性(或疏水性)以及生物兼容性等,在生物分离、药物控释、疾病诊断、细胞分离、固定化酶、蛋白质的分离与提纯、靶向药物等领域有着广泛的应用[1-4]。树枝状聚合物具有规则的结构、丰富的官能团,其结构和功能可以控制,在溶解性、黏度和热行为方面表现
引文
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2 .X.S.Li,G.T.Zhu,Y.B.Luo,et al.,Synthesis and applications of functionalized magnetic materials in sample preparation,Tr AC-Trends Anal.Chem.,2013,45:233-247
3 .W.Shu,R.Wang,X.Wu,et al.,Magnetic molecularly imprinted nanoparticles based on dendritic-grafting modification for determination of estrogens in plasma samples,J.Chromatogr.B,2012,905:105-112
4 .Y.K.Lv,Y.D.He,X.Xiong,et al.,Layer-by-layer fabrication of restricted access media-molecularly imprinted magnetic microspheres for magnetic dispersion microextraction of bisphenol A from milk samples,New J.Chem.,2015,39:1792-1799