以浸泡法在化学氧化处理前后的316L不锈钢表面制备了植酸自组装膜,通过动电位扫描、SEM观察及FT-IR测试,研究了组装液pH与组装时间对植酸自组装膜吸附行为及耐蚀性能的影响.结果表明:植酸被成功地组装到316L不锈钢表面,并使其耐腐蚀性能大大提高.相比而言,化学氧化处理有利于形成更致密、更耐腐蚀的自组装膜.不经化学氧化处理时,植酸组装的最佳pH为6.90,最佳时间为12 h;而经化学氧化处理时,植酸组装的最佳pH也为6.90,但最佳时间缩短为4h.
参考文献
| [1] | Raman A;Gawalt ES .Self-assembled monolayers of alkanoic acids on the native oxide surface of SS316L by solution deposition[J].Langmuir: The ACS Journal of Surfaces and Colloids,2007(5):2284-2288. |
| [2] | 邢媛媛,焦体峰,周靖欣,周娟,李旭辉.自组装膜技术及应用研究进展[J].电镀与精饰,2011(03):12-16. |
| [3] | Yang HF;Yang Y;Yang YH;Liu H;Zhang ZR;Shen GL;Yu RQ .Formation of inositol hexaphosphate monolayers at the copper surface from a Na-salt of phytic acid solution studied by in situ surface enhanced Raman scattering spectroscopy, Raman mapping and polarization measurement[J].Analytica chimica acta,2005(1/2):159-165. |
| [4] | 洪誉鹏,刘惊,唐科忠,胡吉明.自组装膜技术及其在电化学分析中的应用[J].表面技术,2009(03):72-76,100. |
| [5] | Zhe Zhang;Shenhao Chen;Yanhui Li;Shuhuan Li;Liang Wang .A Study Of The Inhibition Of Iron Corrosion By Imidazole And Its Derivatives Self-assembled Films[J].Corrosion Science: The Journal on Environmental Degradation of Materials and its Control,2009(2):291-300. |
| [6] | 王伟伟,郭为民,张慧霞.不锈钢深海腐蚀研究[J].装备环境工程,2010(05):79-83. |
| [7] | 张华云,刘治国.工艺参数对镁合金植酸转化膜的影响[J].材料保护,2009(08):46-50. |
| [8] | R.F. Zhang;S.F. Zhang;S.W. Duo .Influence of phytic acid concentration on coating properties obtained by MAO treatment on magnesium alloys[J].Applied Surface Science: A Journal Devoted to the Properties of Interfaces in Relation to the Synthesis and Behaviour of Materials,2009(18):8048-8053. |
| [9] | Tang, F.;Wang, X.;Xu, X.;Li, L. .Phytic acid doped nanoparticles for green anticorrosion coatings[J].Colloids and Surfaces, A. Physicochemical and Engineering Aspects,2010(1/3):101-105. |
| [10] | 张荣发,巢强花,赵芳,王为,聂新兵,周冲,张洪,胡长员,朱光宇.植酸在镁合金防护中的应用现状[J].材料工程,2008(11):71-74. |
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%