目的 获得一种防腐性能优越的转化膜.方法 将KH560和KH791两种硅烷复合后水解,添加硝酸锆,得到KH560-KH791-硝酸锆复合钝化液,采用该钝化液对镀锌钢板进行钝化处理,通过盐水浸泡实验、中性盐雾试验和附着力测试,与添加硝酸锆前的转化膜进行性能对比.结果 盐水浸泡和中性盐雾腐蚀72 h的实验中,添加硝酸锆后的转化膜性能都明显优于添加前,二者的附着力测试均能达到一级.结论 加入的硝酸锆填充了膜层空隙,更加有效地阻挡了腐蚀介质的渗透,使得钝化膜的防腐性能提高.
参考文献
[1] | KYO Y;YADAY A P;NISHIKATA A et al.Hydrogen Entry Behavior of Newly Developed Al-Mg-Si Coating Produced by Physical Vapour Deposition[J].Corrosion Science,2011,53:3043-3047. |
[2] | 刘宁华,李文芳,杜军.6063铝合金着色钛锆转化膜结构和耐蚀性能的研究[J].表面技术,2010(05):45-47,94. |
[3] | 龚利华,朱玉巧,程东亮.镀锌钢板表面有机硅烷钝化膜的耐蚀性研究[J].表面技术,2011(01):34-36,85. |
[4] | 林碧兰,卢锦堂,孔纲.几种改进磷化膜耐蚀性对比和自修复性初探[J].表面技术,2010(01):37-40. |
[5] | 全先厚,郭瑞光,唐长斌,卢双堡.铝合金表面氟铝酸钠转化膜改性研究[J].表面技术,2013(03):59-62. |
[6] | PENG T;MAN R .Rare Earth and Silane as Chromate Replaces for Corrosion Protection on Galvanized Steel[J].Rare Earths,2009,27(01):159-163. |
[7] | F.J.Shan,C.S.Liu,S.H.Wang,G.C.Qi.CORROSION RESISTANCE OF HOT DIP GALVANIZED STEEL PRETREATED WITH BIS-FUNCTIONAL SILANES MODIFIED WITH NANOALUMINA[J].金属学报(英文版),2008(04):245-252. |
[8] | MONTEMOR M F;PINTO R;FERREIRA M O S .Chemical Composition and Corrosion Protection of Silane Films Modified with CeO2 Nanoparicles[J].Electrochimica Acta,2009,54(22):5179-5189. |
[9] | K. Saravanan;S. Sathiyanarayanan;S. Muralidharan;S. Syed Azim;G. Venkatachari .Performance evaluation of polyaniline pigmented epoxy coating for corrosion protection of steel in concrete environment[J].Progress in Organic Coatings: An International Review Journal,2007(2):160-167. |
[10] | HUI Y;KONG X;LU W .High Anti-corrosion Chromate-free Passive Films Made by Titanate and Waterborne Polyethane on Galvanized Steel Sheet[J].Progress in organic Coatings,2010,67(04):375-380. |
[11] | García, S.J.;Fischer, H.R.;White, P.A.;Mardel, J.;González-García, Y.;Mol, J.M.C.;Hughes, A.E. .Self-healing anticorrosive organic coating based on an encapsulated water reactive silyl ester: Synthesis and proof of concept[J].Progress in Organic Coatings: An International Review Journal,2011(2/3):142-149. |
[12] | 张振海,叶鹏飞,徐丽萍,杨兴亮,张千峰.热镀锌板表面无机组分与有机硅烷复合钝化膜[J].表面技术,2013(02):14-17,33. |
[13] | 曹楚南;张鉴清.电化学阻抗谱导论[M].北京:科学出版社,2004:169. |
[14] | 邓芹英;刘岚;邓慧敏.波谱分析教程[M].北京:科学出版社,2005 |
[15] | YANG L X;LIU M X;LEI X L et al.Study on the Adsorption Behavior of γ-GPS on Low Carbon Steel Surfaces Using RA-IR,EIS and AFM[J].Applied Surface Science,2011,257(23):9895-9903. |
[16] | Xueming Wang;Guoli Li;Aiju Li;Zuoguang Zhang .Influence of thermal curing on the fabrication and properties of thin organosilane films coated on low carbon steel substrates[J].Journal of Materials Processing Technology,2007(1/3):259-264. |
[17] | 王雪明 .硅烷偶联剂在金属预处理及有机涂层中的应用研究[D].山东大学,2005. |
[18] | Lixia Yang;Jun Feng;Wenguang Zhang;Jun-e Qu .Film forming kinetics and reaction mechanism of γ-glycidoxypropyltrimethoxysilane on low carbon steel surfaces[J].Applied Surface Science: A Journal Devoted to the Properties of Interfaces in Relation to the Synthesis and Behaviour of Materials,2010(22):6787-6794. |
[19] | 罗运军;桂红星.有机硅树脂及其应用[M].北京:化学工业出版社,2002 |
[20] | 赵静秋;王善琦 .用红外光谱法研究环氧树脂基体的固化特性[J].复合材料学报,1989,6(01):26-31. |
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%