在铝表面组装一层仅数分子厚的双-[3-(三乙氧基)硅丙基]四硫化物(BTESPT)偶联剂膜后,将其浸入某分子中含有长链烷基的有机酸酯缓蚀剂A溶液中,取出吹干后在一定条件下固化形成致密疏水的复合膜.通过盐雾试验、极化曲线和交流阻抗评价了复合膜的耐蚀性能,结果表明复合膜固化后膜层结构致密具有良好疏水性,对铝合金具有很好的防护作用,且膜中不含重金属和氟化物对环境友好.
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