镀锌紧固件表面有机-无机复合转化膜的制备和性能

李庆鹏, 安晓云, 尚颖, 刘佳兴, 栾钧涵, 李永智, 王娜

Preparation and Property of High-performance Organic-inorganic Composite Conversion Film for Galvanized Fasteners

LI Qingpeng, AN Xiaoyun, SHANG Ying, LIU Jiaxing, LUAN Junhan, LI Yongzhi, WANG Na

表2 镀锌板空白样和M3(9∶1)复合转化膜的动电位极化曲线拟合数据

Table 2 Fitting data of the potentiometric polarization curve of galvanized sheet blank sample and M3(9:1) composite conversion coating

Sample φcorr / V jcorr /A·cm-2 Rp / Ω·cm2 Blank sample -1.095 6.227 × 10-5 9.542 × 103 M3(9:1) -0.980 8.639 × 10-5 8.419 × 103