多羟基超分散剂对水性环氧涂层防腐性能的影响

袁世成, 吴艳峰, 徐长慧, 王兴奇, 冷哲, 杨延格

Influence of Polyhydroxy Hyperdispersant on Anti-corrosion Property of Waterborne Epoxy Coatings

YUAN Shicheng, WU Yanfeng, XU Changhui, WANG Xingqi, LENG Zhe, YANG Yange

图4 EVD涂层失效过程中4个阶段的Nyquist图和Bode图

Fig.4 Nyquist (a-d), modules (e-h) and phase angle (i-l) for the four stages of EVD failure process: stage I (0-384 h), stage II (384-1440 h), stage III (1440-4560 h), stage IV (4560-6720 h)