合成了2种癸二酸咪唑啉季铵盐癸二酸-水杨酸咪唑啉季铵盐( SSAI)和癸二酸咪唑啉季铵盐(SAI),并采用失重法和电化学方法研究了这2种咪唑啉季铵盐对N8O钢在1 mol/L HCl溶液中的缓蚀性能和吸附行为.结果表明,在1 mol/L HCl溶液中这2种化合物对N80钢均有较好的缓蚀作用,缓蚀效率大小顺序为SSAI ＞SAI.SSAI和SAI均为混合偏阳极型缓蚀剂.2种化合物在N80钢表面的吸附服从Langmuir吸附等温式,属于化学吸附.
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