为了减少金属材料硅烷化处理时挥发性有机物的排放,采用水溶性氨丙基三乙氧基硅烷(γ-APS)处理液在热镀锌钢板表面沉积了γ-APS膜.以NaCl溶液浸泡失重、塔菲尔极化曲线和电化学阻抗谱测技术,研究了γ-APS膜的耐蚀性能;通过傅立叶红外反射光谱(FTIR)和X射线光电子能谱(XPS)对γ-APS膜的化学组成、结构及形貌进行了分析、表征.结果表明:γ-APS膜主要由Zn,Si,O,N和C等元素组成,并以Si-O-Si与Si-O-Zn化合键形成网络结构;γ-APS膜显著提高了热镀锌钢板的耐腐蚀性能.
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