纳米碘氧铋/硫化铋/偕胺肟纤维光催化剂的合成、表征及其性能研究  

Synthesis,characterization and photocatalytic property of BiOI/Bi_2S_3/AOCF composite

作　　者：褚伟[1] 陶庭先[1] 胥佳斌 

机构地区：[1]安徽工程大学生物与化学工程学院,芜湖241000

出　　处：《化工新型材料》2016年第4期237-239,共3页New Chemical Materials

基　　金：国家自然科学基金项目(21171003);安徽省高校自然科学基金重大项目(KJ2014ZD03)

摘　　要：以Bi(NO_3)_3为铋源,以KI为碘源,以Na_2S_2O_3·5H_2O为硫源,偕胺肟纤维为载体,通过常态液相法制备合成了纳米碘氧铋/硫化铋/偕胺肟纤维(BiOI/Bi_2S_3/AOCF)光催化材料。采用扫描电子显微镜(SEM)、X射线粉末衍射仪(XRD)、傅里叶变换红外光谱(FT-IR)、能谱(EDS)和紫外-可见分光光谱(UV)等方法对样品进行表征和分析。实验结果表明:样品呈片状结构,纳米级别,并与纤维牢固结合。以罗丹明B作为模拟污染物来验证BiOI/Bi_2S_3/AOCF的光催化性能,结果反映该材料具有优异的光催化能力和稳定性。总体来看,该材料光催化性能优异,稳定性较强,易于分离,具有良好的应用前景。Nanometer BiOI/Bi2S3/AOCF photocatalytic materials were synthesized by normal liquid method and used Bi（NO3）3 as a bismuth source,KI as iodine source,Na2S2O3·5H2O as the sulfur source and AOCF as a carrier.The samples were characterized and analyzed by scanning electron microscopy,X-ray powder diffraction,fourier transform infrared spectroscopy,energy dispersive spectrometry,UV-visible spectrometry,etc..Experimental results showed that the samples were flaky structure,nanoscale,and combined with a solid fiber.Photocatalytic performance of BiOI/Bi2S3/AOCF was verified by rhodamine B as a simulated pollutants and the results reflected excellent photocatalytic ability and stability of the materials.Overall,the material had excellent photocatalytic performance,strong stability,easily separation and a good prospect.

关 键 词：碘氧铋 硫化铋 偕胺肟纤维 光催化 罗丹明B 

分 类 号：O643.36[理学—物理化学]