合成了一种含氮杂环化合物:异烟醛缩氨基硫脲(INT),通过静态失重,动电位极化曲线,电化学阻抗谱及扫描电镜等方法,研究了其在l mol/L HCI溶液中对Q235钢的缓蚀效果.结果表明,当INT浓度为1.5 mmol/L时,缓蚀效率可达83.6％,具有良好的缓蚀性能.INT缓蚀剂在Q235表面吸附遵循Langmuir吸附等温式.是一种阴极型为主的混合型缓蚀剂.
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