咖啡果皮提取物对钢在三氯乙酸溶液中的缓蚀性能

穆显菊, 李向红, 雷然, 邓书端

Inhibitory Action of Coffee Skin Extract on Corrosion of Steel in Trichloroacetic Acid Solution

MU Xianju, LI Xianghong, LEI Ran, DENG Shuduan

图2 20~50℃时冷轧钢在0.10 mol·L-1 Cl3CCOOH溶液中浸泡6 h后的腐蚀速率和缓蚀率随CSE浓度的变化曲线

Fig.2 Corrosion rates (a) and corrosion inhibition efficiencies of CSE (b) of cold rolled steel during 6 h immersion in 0.10 mol·L-1 Cl3CCOOH solution at 20~50oC as a function of CSE concentration