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目前,对吡咯烷二硫代氨基甲酸铵(APDTC)缓蚀性的研究不多,而有关其对黄铜在3%NaCl溶液中的缓蚀未见报道.采用失重、电化学方法考察了3%NaCl溶液中APDTC对黄铜的缓蚀性能.结果表明:APDTC对黄铜的缓蚀有一最佳浓度,刚开始随着APDTC浓度的增加,APDTC对铜的缓蚀作用不断增大,在6 mg/L时缓蚀效率最大可达85%,随着浓度的进一步增加,缓蚀效果反而有所下降;APDTC对黄铜的缓蚀作用同时抑制了阳极反应过程和阴极反应过程.

参考文献

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