以乙二胺和乙酰丙酮为原料,在盐酸催化下合成了新的Schiff碱化合物,其收率为73.2％.采用红外光谱和核磁共振谱对化合物的结构进行了表征.并将其自组装在不锈钢基体表面,利用极化曲线、电化学阻抗谱和自腐蚀电位-时间曲线进行电化学分析.结果表明,在1 mol/L HCl中,不锈钢表面自组装分子膜能快速有效的抑制异相电子的转移,促进不锈钢表面发生钝化,减少了不锈钢基体的腐蚀.总结了Schiff碱自组装分子膜对金属防护的效用和价值.
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