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| 硅烷增强镁合金防腐有机涂层的研究 | |
| 引用本文： | 张微,龙军峰,张津,丁婷,余永梅,张红霞,马培培.硅烷增强镁合金防腐有机涂层的研究[J].表面技术,2009,38(6):51-53. |
| 作者姓名： | 张微 龙军峰 张津 丁婷 余永梅 张红霞 马培培 |
| 作者单位： | 1. 重庆理工大学汽车零部件制造及检测技术教育部重点实验室,重庆,400050;重庆理工大学材料科学与工程学院,重庆,400050 2. 重庆理工大学材料科学与工程学院,重庆,400050 3. 北京科技大学材料科学与工程学院,北京,100083 |
| 基金项目： | 重庆市教育委员会科学技术研究项目 |
| 摘 要： | 为了提高镁合金的耐腐蚀性能，结合硅烷处理和胶粘涂层技术在AZ31镁合金表面制备了环氧防腐涂层。通过扫描电镜对涂层表面形貌进行观察，采用划格法、浸泡法及盐雾试验等分析镁合金表面硅烷处理对有机涂层的附着力及耐蚀性的影响。研究结果表明：采用KH-550型硅烷进行处理后，镁合金基体与有机涂层之间形成化学键，涂层与基体结合牢固，附着力为1级，耐饱和盐水23d不起泡。硅烷处理明显提高了有机涂层对基体的附着力和耐蚀性，因此，硅烷＋胶粘涂层的方法可用于镁舍金的表面防腐。 |
| 关 键 词： | 有机涂层 硅烷 附着力 耐蚀性 化学键 |
Study on the Anticorrosive Organic Coating for Magnesium Alloy by Silane Pretreatment |
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| ZHANG Wei,LONG Jun-feng,ZHANG Jin,DING Ting,YU Yong-mei,ZHANG Hong-xia,MA Pei-pei.Study on the Anticorrosive Organic Coating for Magnesium Alloy by Silane Pretreatment[J].Surface Technology,2009,38(6):51-53. | |
| Authors: | ZHANG Wei LONG Jun-feng ZHANG Jin DING Ting YU Yong-mei ZHANG Hong-xia MA Pei-pei |
| Affiliation: | ZHANG Wei 1,2,LONG Jun-feng 2,ZHANG Jin 3,DING Ting 2,YU Yong-mei 2,ZHANG Hong-xia 2,MA Pei-pei 2(1.Key Laboratory of Manufacture , Test Techniques for Automobile Parts,Ministry of Education,Chongqing University of Technology,Chongqing 400050,China,2.School of Materials Science , Engineering,3.School of Materials Science , Engineering,University of Science , Technology Beijing,Beijing 100083,China) |
| Abstract: | The epoxy anticorrosive coating by combination silane pretreatment and adhesive coating methods was prepared on AZ31 magnesium alloy to improve its corrosion resistance.The morphology of coating was observed by SEM.The effects of silane pretreatment on the adhesion and corrosion resistance of the coating were analyzed by using scribe,immersion,salt spray tests and so on.The results show that after the pretreatment of AZ31 magnesium alloy with KH-550 silane coupling agent,there is chemical bond between the c... |
| Keywords: | Organic coating Silane Adhesion Corrosion resistance Chemical bond |
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