槐米提取物对Al在HCl溶液中的缓蚀作用

雷然, 石成杰, 李向红

Corrosion Inhibition of Aluminum in HCl Solution by Flos Sophorae Immaturus Extract

LEI Ran, SHI Chengjie, LI Xianghong

表2 FSIE在铝表面的吸附热力学参数

Table 2 Thermodynamic parameters of adsorption of FSIE on aluminum surface

T / ℃ ΔH0/ kJ·mol-1 ΔS0 / J·K-1·mol-1 ∆G0 / kJ·mol-1 20 -54.99 -110.92 -22.49 25 -54.99 -109.26 -22.43 30 -54.99 -109.44 -21.83 35 -54.99 -110.62 -20.92 40 -54.99 -110.29 -20.47