环氧树脂/有机硅氧烷改性阳离子丙烯酸乳液复合涂层的研究

邹文杰, 丁立, 张雪姣, 陈均

Epoxy/Organosiloxane Modified Cationic Acrylic Emulsion Composite Coating

ZOU Wenjie, DING Li, ZHANG Xuejiao, CHEN Jun

表1 不同比例SMCWA乳液/环氧树脂复合涂层的EIS拟合结果

Table 1 Fitting parameters of EIS of composite coatings with different SMCWA emulsion/epoxy ratios

SMCWA emulsion / Epoxy ratio Rs / Ω·cm2 Rc / Ω·cm2 CPEc / Ω·cm-2·s-n n1 Rct / Ω·cm2 CPEdl / Ω·cm-2·s-n n2 10/0 26.18 700 1.098×10-6 0.69480 9221 7.667×10-5 0.62230 9/1 22.41 2434 7.0823×10-8 0.83892 21284 1.1987×10-5 0.70538 9.25/0.75 24.71 5900 6.7149×10-8 0.86988 34876 1.1078×10-5 0.80804 9.5/0.5 22.63 9680 3.5246×10-8 0.92514 42008 1.6133×10-6 0.90489 9.75/0.25 26.12 2279 2.603×10-7 0.81547 19261 3.8761×10-5 0.65058