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 CO2 Containing 3.5%NaCl Solution

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

表5 不同温度下吸附等温式c/θ-c线性回归所得参数以及吸附热力学参数

Table 5 Linear regression parameters of c/θ-c and adsorption thermodynamic parameters for CTLY

T / oC r2 Slope Intercept KL·mg-1 ΔGkJ·mol-1 60 0.9994 0.981 16.133 0.0620 -30.56 90 0.9992 0.986 21.555 0.0464 -32.44 120 0.9989 1.036 14.390 0.0695 -36.44