多壁碳纳米管含量对无铬锌铝涂层耐蚀性能的影响

李旭嘉, 惠红海, 赵君文, 巫国强, 戴光泽

Effect of MWCNTs Content on Corrosion Resistance of Chromium-free Zinc-aluminum Coatings

LI Xujia, HUI Honghai, ZHAO Junwen, WU Guoqiang, DAI Guangze

表2 多壁碳纳米管含量不同涂层的Icorr与Ecorr

Table 2 Self-corrosion current density and self-corrosion potential of the coatings with different MWCNTs contents

Content / % Icorr / A·cm-2 Ecorr / V 0 2.072×10-4 -1.281 0.1 5.784×10-5 -1.171 0.3 2.019×10-5 -1.232 0.5 1.141×10-4 -1.329 0.7 1.176×10-4 -1.340 Q235 --- -0.935