放射型核壳色谱填料的制备
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摘要
<正>近年来各种新型高选择性色谱固定相不断涌现,满足了不同分离模式和分离对象的需要。各种有机分子键合到硅胶基质表面,不仅增加了固定相的选择性和多样性,也对基质本身提出了新的要求。核壳型材料属于复合材料的一种,最基本结构是由内层的核和包覆在外面的壳,1967年Kirkland最先将核壳材料应用在色谱中[1]。与传统的全多孔色谱填料相比,核壳型填料显示了巨大的优势,逐渐成为新型色谱填料领域研究的热点。V.Polshettiwar等[2]
引文
[1]Hayes R,Ahmed A,Edge T,et al.Core–shell particles:Preparation,fundamentals and applications in high performance liquid chromatography[J].Journal of Chromatography A,2014,1357:36-52.
[2]Zong J,Zhu Y,Yang X,et al.Preparation of monodispersedmesoporous silica spheres with tunable pore size and pore-size effects on adsorption of Au nanoparticles and urease[J].Materials Science and Engineering:C,2011,31(2):166-172.
[3]Polshettiwar V,Cha D,Zhang X,et al.High-Surface-Area Silica Nanospheres(KCC-1)with a Fibrous Morphology[J].Angewandte Chemie International Edition,2010,49(50):9652-9656.
[2]Zong J,Zhu Y,Yang X,et al.Preparation of monodispersedmesoporous silica spheres with tunable pore size and pore-size effects on adsorption of Au nanoparticles and urease[J].Materials Science and Engineering:C,2011,31(2):166-172.
[3]Polshettiwar V,Cha D,Zhang X,et al.High-Surface-Area Silica Nanospheres(KCC-1)with a Fibrous Morphology[J].Angewandte Chemie International Edition,2010,49(50):9652-9656.