以纳米锐钛矿型TiO2粉体作为主要原料,锌沸石作为载体,铈离子为掺杂离子,采用浸渍法制备锌沸石-Ce/TiO2抗茵材料,运用抑茵圈法对其抗菌性能进行评价,用紫外光谱对比纯纳米TiO2抗茵材料和锌沸石-Ce/TiO2抗菌材料的光催化效果.结果表明,纳米TiO2与硝酸铈的物质的量比为40∶1、反应时间为0.5h、焙烧温度为300℃、pH＝3条件下抗茵性能最佳,抑茵圈直径达到34.63mm.锌沸石-Ce/TiO2抗茵材料样品对于大肠杆菌具有明显的抑杀效果.
参考文献
| [1] | 汤戈,王振家.无机抗菌材料的发展和应用[J].材料科学与工程,2002(02):298-301. |
| [2] | Soo-Jin Park;Yu-Sin Jang .Preparation and characterization of activated carbon fibers supported with silver metal for antibacterial behavior[J].Journal of Colloid and Interface Science,2003(2):238-243. |
| [3] | Yeo SY.;Lee HJ.;Jeong SH. .Preparation of nanocomposite fibers for permanent antibacterial effect[J].Journal of Materials Science,2003(10):2143-2147. |
| [4] | Michael R. Hoffmann;Scot T. Martin;Wonyong Choi;Detlef W. Bahnemann .Environmental Applications of Semiconductor Photocatalysis[J].Chemical Reviews,1995(1):69-96. |
| [5] | Soga M;Naganuma Y .Ag/TiO2 composite ultra-fine particle studied with FE-SAM[J].Surface and Interface Analysis,1999,5(02):325. |
| [6] | Oh Senung-Han .Preparation and characterization of watersoluble glasses through melting process (Ⅱ)[J].Journal of the Korean Ceramic Society,1997,34(01):13. |
| [7] | 高濂;郑珊;张青红.纳米氧化钛光催化材料及应用[M].北京:化学工业出版社,2002 |
| [8] | Benabbou A K;Derriche Z;Felix C et al.Photocatalytic inactivation of Escherischia coli Effect of concentration of TiO2and microorganism,nature,and intensity of UV irradiation[J].Appl Catalys,2007,76(3-4):257. |
| [9] | 宋承辉,刘希真.二氧化钛光催化氧化机理及杀菌效果[J].中国消毒学杂志,2001(03):169-173. |
| [10] | 刘平,林华香,付贤智,孟春.掺杂TiO2光催化膜材料的制备及其灭菌机理[J].催化学报,1999(03):325-328. |
| [11] | Yi Zhang;Shengliang Zhong;Maisheng Zhang;Yongcheng Lin .Antibacterial activity of silver-loaded zeolite A prepared by a fast microwave-loading method[J].Journal of Materials Science,2009(2):457-462. |
| [12] | 郭延红,郭莉,赵峭梅.人造沸石负载型TiO2光催化剂的制备与光降解甲基橙的性能研究[J].化学与生物工程,2006(01):13-15. |
| [13] | 史维明;董晓旭.抗菌性能检测进展及检测实验室介绍[A].,2003:268. |
| [14] | 金宗哲.无机抗菌材料及应用[M].北京:化学工业出版社,2004 |
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