电镀锌片经钛盐溶液处理后用硅烷溶液封闭形成复合膜,通过扫描电镜、能谱、中性盐雾试验、电化学极化曲线、傅里叶红外光谱和接触角测量,研究了封闭前后镀锌片的防腐性能,探讨了复合膜的形成机理.结果表明,经过硅烷封闭处理的电镀锌片表面形成了由钛盐转化膜、硅氧烷和疏水性硅烷组成的灰色复合膜,膜层致密、耐腐蚀,盐雾试验49h时的腐蚀面积小于5％,水接触角由封闭前的19.20°增大到102.49°.
参考文献
| [1] | L. Xia;R. L. McCreery .Chemistry of a chromate conversion coating on aluminum alloy AA2024-T3 probed by vibrational spectroscopy[J].Journal of the Electrochemical Society,1998(9):3083-3089. |
| [2] | Hara M.;Ichino R.;Okido M.;Wada N. .Corrosion protection property of colloidal silicate film on galvanized steel[J].Surface & Coatings Technology,2003(0):679-681. |
| [3] | 单美华,郭瑞光,马建青.锌片表面钛盐转化膜的制备及其性能[J].材料保护,2011(08):38-40. |
| [4] | Jaekyu Min;Ji Hoon Park;Hong-Kyun Sohn .Synergistic effect of potassium metal siliconate on silicate conversion coating for corrosion protection of galvanized steel[J].Journal of industrial and engineering chemistry,2012(2):655-660. |
| [5] | KONG Gang,LIU Lingyan,LU Jintang,CHE Chunshan,ZHONG Zheng.Study on lanthanum salt conversion coating modified with citric acid on hot dip galvanized steel[J].稀土学报（英文版）,2010(03):461-465. |
| [6] | 孔纲,卢锦堂,陈锦虹,许乔瑜.镀锌层钼酸盐钝化膜腐蚀行为的研究[J].材料保护,2001(11):7-9. |
| [7] | Tsai, C.-Y.;Liu, J.-S.;Chen, P.-L.;Lin, C.-S. .A roll coating tungstate passivation treatment for hot-dip galvanized sheet steel[J].Surface & Coatings Technology,2011(21/22):5124-5129. |
| [8] | 胡会利,李宁,程瑾宁.镀锌植酸钝化膜耐蚀性的研究[J].电镀与环保,2005(06):21-25. |
| [9] | 单凤君,王双红,刘常升,齐国超.热镀锌钢板表面氨基硅烷膜的制备及其耐腐蚀性能[J].材料保护,2011(01):6-9. |
| [10] | 许哲峰,梅东生,刘常升,张千峰.热镀锌板表面单宁酸-H2TiF6/SiO2复合涂层的防腐性能研究[J].四川大学学报（工程科学版）,2011(02):197-201. |
| [11] | 宫丽,卢琳,卢燕平.薄型无铬有机复合涂层钢板耐蚀性的研究[J].材料保护,2008(02):68-71. |
| [12] | 王雷,刘常升,安成强.镀锌层无机物与有机物复合无铬钝化研究进展[J].电镀与精饰,2011(03):22-26. |
| [13] | 袁诗璞.镀锌钝化概述[J].电镀与涂饰,2010(02):9-13. |
| [14] | 左正忠;崔萍;宋文超 等.镀锌层钛盐钝化的研究[J].电镀与精饰,2010,32(11):9-12. |
| [15] | ZHU J;YANG J;BIAN Z F et al.Nanoerystalline anatase TiO2 photocatalysts prepared via a facile low temperature nonhydrolytic sol-gel reaction of TiCl4 and benzyl alcohol[J].Applied Catalysis B:Environmental,2007,76(1/2):82-91. |
| [16] | 卢涌泉;邓振桦.实用红外光谱解析[M].北京:电子工业出版社,1989:238-239. |
| [17] | Veeraraghavan B.;Slavkov D.;Prabhu S.;Nicholson M.;Haran B.;Popov B. Heimann B. .Synthesis and characterization of a novel non-chrome electrolytic surface treatment process to protect zinc coatings[J].Surface & Coatings Technology,2003(1):41-51. |
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