采用增重法和金相显微技术研究了含硫油样对铜片的腐蚀行为,以及噻二唑类缓蚀剂(用A表示)在含硫量为50 μg/g的模拟油样中对铜的缓蚀性能.结果表明,缓蚀剂A对铜片具有良好的缓蚀效果,且随着浓度的增加,缓蚀效率提高.当缓蚀剂浓度为25.0μg/g时,缓蚀效率达到86.45％0.经吸附等温线拟合可知,缓蚀剂A在铜片表面的吸附遵循Langmuir吸附等温方程,属于化学吸附.
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