采用溶胶-共混法制备超支化聚氨酯(UV-HPU)/TiO2自清洁光固化杂化涂层,在低温下(＜110℃)对涂层进行热处理.采用接触角方法研究不同TiO2溶胶添加量及热处理温度,对涂层光催化自清洁特性和基本性能的影响.结果表明:TiO2在涂料中的质量分数约为10％,热处理温度为110℃的涂层在紫外光照射后接触角可以达到3.5°,具有超亲水特性,同时杂化涂层的硬度和附着力也得到明显提升.
参考文献
| [1] | 高濂;郑珊;张青红.纳米陶瓷[M].北京:化学工业出版社,2002:34-46. |
| [2] | Kang X;Zi WW;Xu ZG;Zhang HL .Controlling the micro/nano structure of self-cleaning polymer coating[J].Applied Surface Science: A Journal Devoted to the Properties of Interfaces in Relation to the Synthesis and Behaviour of Materials,2007(22):8830-8834. |
| [3] | A. Abdel Aal;M.A. Barakat;R.M. Mohamed .Electrophoreted Zn-tio_2-zno Nanocomposite Coating Films For Photocatalytic Degradation Of 2-chlorophenol[J].Applied Surface Science: A Journal Devoted to the Properties of Interfaces in Relation to the Synthesis and Behaviour of Materials,2008(15):4577-4583. |
| [4] | PENG Bing,WANG Jia,CHAI Li-yuan,MAO Ai-li,WANG Yun-yan.Preparation of nano-Ag/TiO2 thin-film[J].中国有色金属学会会刊（英文版）,2008(04):986-994. |
| [5] | 杜玉成,李岩凌,李洪义,杨伟超,封雷,谢俊池,任重,苏志翔,王伟.环氧改性丙烯酸自清洁防腐涂料制备与应用研究[J].中国涂料,2007(11):15-17. |
| [6] | Funda Sayilkan;Meltem Asiltuerk;Nadir Kiraz;Esin Burunkaya;Ertugrul Arpac;Hikmet Sayilkan .Photocatalytic Antibacterial Performance Of Sn~(4+)-doped Tio_2 Thin Films On Glass Substrate[J].Journal of hazardous materials,2009(2/3):1309-1316. |
| [7] | Synthesis of TiO_2 sol in a neutral solution using TiCl_4 as a precursor and H_2O_2 as an oxidizing agent[J].Thin Solid Films: An International Journal on the Science and Technology of Thin and Thick Films,2009(1):43. |
| [8] | 沈杰,董昊,张永熙.溶胶-凝胶法制备二氧化钛薄膜的亲水性研究[J].真空科学与技术学报,2000(06):385. |
| [9] | Zhao GL;Tian QH;Liu QH;Han GR .Effects of HPC on the microstructure and hydrophilicity of sol-gel-derived TiO2 films[J].Surface & Coatings Technology,2005(1/3):55-58. |
| [10] | Guan KH .Relationship between photocatalytic activity, hydrophilicity and self-cleaning effect of TiO2/SiO2 films[J].Surface & Coatings Technology,2005(2/3):155-160. |
| [11] | H. Yamashita;H. Nakao;M. Takeuchi;Y. Nakatani;M. Anpo .Coating of TiO_2 photocatalysts on super-hydrophobic porous teflon membrane by an ion assisted deposition method and their self-cleaning performance[J].Nuclear Instruments and Methods in Physics Research, Section B. Beam Interactions with Materials and Atoms,2003(0):898-901. |
| [12] | KAJITVICHYANUKUL P;ANANPATTARACHAI J;PONGPOM S.Sol-gel Preparation and Properties Study of TiO2 Thin Film for Photocatalytic Reduction of Chromium(Ⅵ) in Photocatalysis Process[J].Science and Technology of Advanced Materials,2005(06):352-358. |
| [13] | 刘晓蕾,刘孝波.溶胶-凝胶法制备有机/无机杂化材料研究进展[J].高分子材料科学与工程,2004(02):28-31. |
| [14] | Inoue K. .Functional dendrimers, hyperbranched and star polymers[J].Progress in Polymer Science,2000(4):453-571. |
| [15] | 寇会光,施文芳.超支化聚（胺-酯）的合成及其光固化性能研究[J].高分子学报,2000(05):554-558. |
| [16] | 郝名扬,梁红波,管静,陈雅铭,熊磊,钟卫.超支化聚氨酯阻尼涂层的制备及性能[J].高等学校化学学报,2009(01):215-220. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%