史春婷;张迪;李明月;

• 1:南阳医学高等专科学校

摘要(Abstract)：

采用聚苯乙烯(PS)塑料废弃物与二氧化钛(TiO_2)相复合,制备了具有优异光催化性能的PS/TiO_2复合薄膜。随着TiO_2含量的增加,复合薄膜的热稳定性也随之增加。PS/TiO2-30由于TiO_2较好的分散性,表现出较好的光吸收率,并且其对甲基橙、环丙沙星以及重铬酸钾的光催化效率分别为90.2%、81.5%和71.6%,均高于其他组分的PS/TiO2薄膜。相比于粉体催化剂,PS/TiO_2-30具有较好的循环性能,6次循环后,对甲基橙的光催化效率仍保持在87.6%,可作为有效的污水处理方式。

关键词(KeyWords)： 废弃聚苯乙烯;二氧化钛;光催化;污水处理

Abstract:

Keywords:

基金项目(Foundation):

作者(Authors): 史春婷;张迪;李明月;

DOI: 10.15925/j.cnki.issn1005-3360.2021.04.006

参考文献(References)：

• [1]Lang S,Kuangmin Z,Suqin L.Photocatalytic degradation of MO and phenol over novelβ-Co OOH/g-C3N4composite under visible light irradiation[J].Materials Letters,2018,228:121-124.
• [2]Azeez F,Al-Hetlani E,Arafa M,et al.The effect of surface charge on photocatalytic degradation of methylene blue dye using chargeable titania nanoparticles[J].Scientific Reports,2018,DOI:10.1038/s41598-018-25673-5.
• [3]Chen F Y,An W J,Li Y,et al.Fabricating 3D porous PANI/Ti O2-graphene hydrogel for the enhanced UV-light photocatalytic degradation of BPA[J].Applied Surface Science,2018,427:123-132.
• [4]李雪飞,张瑞丰.Cu O/Zn O复合光催化剂的制备和性能[J].材料研究学报,2013(10):728-734.
• [5]邓晓明,陈瑶,闻洁雅,等.聚苯胺-二氧化钛复合光催化剂用于光催化还原六价铬离子[J].Science Bulletin,2020,65(2):23-30.
• [6]Hu J,Zhang P,An W,et al.In-situ Fe-doped g-C3N4heterogeneous catalyst via photocatalysis-Fenton reaction with enriched photocatalytic performance for removal of complex wastewater[J].Applied Catalysis B:Environmental,2019,245:130-142.
• [7]元晓,梁磊,赵丽丽.建筑外墙聚苯乙烯泡沫塑料热工及阻燃性能的研究[J].塑料科技,2020,48(10):25-28.
• [8]陈广明,刘小兵,赵小丽,等.精馏芳樟醇的釜残液溶解废弃聚苯乙烯泡沫的研究[J].化学研究,2020(3):237-240.
• [9]Chen B,Meng Y,Sha J,et al.Preparation of Mo S2/Ti O2based nanocomposites for photocatalysis and rechargeable batteries:Progress,challenges,and perspective[J].Nanoscale,2018,10(1):34-68.
• [10]袁辉,龚云蕾,吴绍伟,等.Si O2/聚苯乙烯疏水复合微球的一步法合成和性能[J].复合材料学报,2020,DOI:10.13801/j.cnki.fhclxb.20201030.009.
• [11]张辉,江健平,李静,等.二氧化钛/壳聚糖/丙烯酸复合水凝胶的原位交联及性能[J].林业工程学报,2020,5(2):76-81.
• [12]于富成,南冬梅,宋天云,等.Zn O/Ag2Cr O4复合物的光催化降解特性及其Z型电子传输光催化机理[J].材料导报,2020,34(8):7-13.
• [13]Long M,Brame J,Qin F,et al.Phosphate changes effect of humic acids on Ti O2photocatalysis:From inhibition to mitigation of electron-hole recombination[J].Environmental Science&Technology,2017,51(1):514-521.