三嗪季铵盐基高温高压<strong>CO<sub>2</sub></strong> 缓蚀剂及缓蚀性能研究

三嗪季铵盐基高温高压CO₂ 缓蚀剂及缓蚀性能研究

邬春生, 张天永, 李彬, 苑文英, 张霄鸥, 姜爽, 汪怀远

Corrosion Inhibition Performance of Triazine-derived Quaternary Ammonium Salts for Q235 Carbon Steel in High Temperature and High Pressure CO₂Containing 3.5%NaCl Solution

WU Chunsheng, ZHANG Tianyong, LI Bin, YUAN Wenying, ZHANG Xiaoou, JIANG Shuang, WANG Huaiyuan

表6 图10中AFM测定的Q235钢表面粗糙度

Table 6 AFM determined surface roughnesses of Q235 steel based on the results in Fig.10

Sample	R_a / nm	R_q / nm	R_max / nm
Before corrosion	25.2	33.7	257.7
After corrosion (without CTLY)	124.2	153.6	990.4
After corrosion (with CTLY)	22.4	31.4	212.2