分散性
傅里叶变换红外光谱
材料科学
尖晶石
透射电子显微镜
纳米颗粒
化学工程
微球
相(物质)
单体
分析化学(期刊)
纳米技术
高分子化学
化学
聚合物
复合材料
色谱法
有机化学
冶金
工程类
作者
Jinshan Yu,Yufeng Duan,Zhaoxia Fu,Yuwei Wang,Yuan Li
出处
期刊:DEStech Transactions on Engineering and Technology Research
[DEStech Publications]
日期:2017-05-24
卷期号: (mime)
标识
DOI:10.12783/dtetr/mime2016/10234
摘要
Poly(St-HEA)/Fe3O4 microspheres with hydroxy group on the surface were prepared via phase inversion method. The morphology, composition, crystalline structure of the magnetic microspheres were characterized by transmission electron microscopy, X-ray diffraction, Fourier transform infrared spectroscopy, respectively. The effect of amount of KH-570 on modified Fe3O4 nanoparticles in monomer dispersity was studied. FTIR analysis shows that KH-570 was successfully introduced on the surface of Fe3O4 nanoparticles. XRD analysis shows that KH-570-modified Fe3O4 nanoparticles and poly(St-HEA)/Fe3O4 microspheres possesses the same spinel structure of Fe3O4 nanoparticles. TEM analysis shows that Fe3O4 nanoparticles were encapsulated into the poly(St-HEA)/Fe3O4 microspheres. The microspheres possesses excellent magnetic responsibility.
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