以钛酸丁酯为原料,采用超声喷雾热解法制备了纳米二氧化钛薄膜自清洁陶瓷.利用XRD、EDS、SEM等测试手段对样品进行了表征,研究了热处理温度对二氧化钛薄膜微结构、成分及表面形貌的影响,采用菌落计数法测试了样品对大肠杆菌的抗菌性能,分析了TiO2的抗菌机理.结果表明,热处理温度为500℃时,TiO2薄膜为锐钛矿相,表面颗粒均匀,对大肠杆菌的抑菌率可高达98.42％;热处理温度为550℃时,陶瓷衬底中的Si4等微量元素向TiO2薄膜扩散,导致TiO2薄膜转变成无定形和锐钛矿相的混合态,抑菌率开始下降.
参考文献
| [1] | B. S. Richards .Comparison of TiO_2 and Other Dielectric Coatings for Buried-contact Solar Cells: a Review[J].Progress in photovoltaics,2004(4):253-281. |
| [2] | Akira Fujishima;Xintong Zhang .Titanium dioxide photocatalysis:present situation and future approaches[J].Comptes Rendus Chimie,2006(5/6):750-760. |
| [3] | Meng Ni;Michael K.H. Leung;Dennis Y.C. Leung;K. Sumathy .A review and recent developments in photocatalytic water-splitting using TiO_2 for hydrogen production[J].Renewable & Sustainable Energy Reviews,2007(3):401-425. |
| [4] | 樊新民,洪洋,汪洋.胶溶法制备具有自清洁与抗菌性能的TiO2薄膜[J].人工晶体学报,2013(02):310-315. |
| [5] | C. Euvananont;C. Junin;K. Inpor .TiO_2 optical coating layers for self-cleaning applications[J].CERAMICS INTERNATIONAL,2008(4):1067-1071. |
| [6] | Jun Chen;Chi-sun Poon .Photocatalytic construction and building materials: From fundamentals to applications[J].Building and environment,2009(9):1899-1906. |
| [7] | 刘平,王心晨,付贤智.光催化自清洁陶瓷的制备及其特性[J].无机材料学报,2000(01):88-92. |
| [8] | 刘曙光,魏伟,郑庆新.抗菌、自清洁陶瓷的制备及性能表征[J].硅酸盐通报,2006(06):182-186. |
| [9] | 卢维奇,刘金云,汤灿荣,梁敏婷.镧掺杂纳米TiO2覆膜陶瓷的光催化自洁净和抗菌性能[J].分子催化,2006(03):255-259. |
| [10] | G. M. Ingo;C. Riccucci;G. Bultrini;S. Dire;G. Chiozzini .Thermal and microchemical characterisation of sol-gel SiO_2, TiO_2 and xSiO_2-(1-x)TiO_2 ceramic materials[J].Journal of thermal analysis and calorimetry,2001(1):37-46. |
| [11] | 贺飞,唐怀军,赵文宽,方佑龄.二氧化钛光催化自洁功能陶瓷的研制[J].武汉大学学报(理学版),2001(04):419-424. |
| [12] | Okuya M.;Nakade K.;Kaneko S. .Porous TiO2 thin films synthesized by a spray pyrolysis deposition (SPD) technique and their application to dye-sensitized solar cells[J].Solar Energy Materials and Solar Cells: An International Journal Devoted to Photovoltaic, Photothermal, and Photochemical Solar Energy Conversion,2002(4):425-435. |
| [13] | Anatase-rutile transformation through high-temperature annealing of titania films produced by ultrasonic spray pyrolysis[J].Thin Solid Films: An International Journal on the Science and Technology of Thin and Thick Films,2010(14):p.3735. |
| [14] | 徐志军,初瑞清,李国荣,殷庆瑞.喷雾热分解合成技术及其在材料研究中的应用[J].无机材料学报,2004(06):1240-1248. |
| [15] | 胡国荣,刘智敏,方正升,王剑锋,石迪辉,秦庆伟.喷雾热分解技术制备功能材料的研究进展[J].功能材料,2005(03):335-339. |
| [16] | M. Dj. Blesic;Z. V. Saponjic;J. M. Nedeljkovic .TiO_2 films prepared by ultrasonic spray pyrolysis of nanosize precursor[J].Materials Letters,2002(4):298-302. |
| [17] | Zaleta-Alejandre, E;Zapata-Torres, M;Garcia-Hipolito, M;Aguilar-Frutis, M;Alarcon-Flores, G;Guzman-Mendoza, J;Falcony, C .Structural and luminescent properties of europium doped TiO2 thick films synthesized by the ultrasonic spray pyrolysis technique[J].Journal of Physics, D. Applied Physics: A Europhysics Journal,2009(9):095102:1-095102:7. |
| [18] | Anatase thin films by ultrasonic spray pyrolysis[J].Journal of analytical & applied pyrolysis,2010(1):98. |
| [19] | 李达,张军,邵乐喜,卞洪飞,李东珂,杨元政.超声喷雾热解法制备TiO2光催化自清洁陶瓷及其性能研究[J].材料研究与应用,2010(04):613-617. |
| [20] | 唐晓山,李达.银包覆TiO2纳米薄膜的光催化杀菌性能[J].中国生物医学工程学报,2011(04):615-619. |
| [21] | Maness PC.;Smolinski S.;Blake DM.;Huang Z.;Wolfrum EJ.;Jacoby WA. .Bactericidal activity of photocatalytic TiO2 reaction: Toward anunderstanding of its killing mechanism[J].Applied and Environmental Microbiology,1999(9):4094-4098. |
| [22] | 任学昌,史载锋,孔令仁.纳米TiO2薄膜在不同基质表面的负载及光催化性能[J].中国环境科学,2005(05):535-539. |
| [23] | 贺飞,唐怀军,赵文宽,方佑龄.二氧化钛光催化自洁功能陶瓷的研制[J].武汉大学学报(理学版),2001(04):419-424. |
| [24] | 王韵芳,孙彦平.SiO2/TiO2薄膜对水中腐殖酸降解及大肠杆菌灭活效果的研究[J].硅酸盐通报,2011(04):779-783. |
| [25] | Bin Ding;Hakyong Kim;Chulki Kim .Morphology and crystalline phase study of electrospun TiO_2-SiO_2 nanofibres[J].Nanotechnology,2003(5):532-537. |
| [26] | 蒲玉英,方建章,彭峰,李浩.微乳法制备纳米TiO2/SiO2的结构及光催化研究[J].无机化学学报,2007(06):1045-1050. |
| [27] | 李玉山.TiO2/SiO2纳米粉体的相变及其红外性能[J].河北师范大学学报（自然科学版）,2009(01):55-57. |
| [28] | 康春莉,王洋,于宏兵,郭晶,林学钰.TiCl4水解法制备TiO2薄膜的表征及光催化性能[J].应用化学,2005(04):412-416. |
| [29] | 李娟红,雷闫盈,王小刚.半导体TiO2纳米微粒膜光催化杀菌机理与性能的研究[J].材料工程,2006(z1):222-224,228. |
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