氮磷共掺杂石墨烯的制备及水性复合涂层的耐蚀性能

李玉峰, 冯峰, 刘世博, 刘丽爽, 高晓辉

Preparation of Nitrogen and Phosphorus Co-doped Graphene Oxide and Corrosion Resistance of Waterborne Composite Coatings NPGO/Epoxy Resin

LI Yufeng, FENG Feng, LIU Shibo, LIU Lishuang, GAO Xiaohui

表2 EIS拟合数据

Table 2 Fitted data of EIS in Fig.9

Sample Rs / Ω·cm2 Rc / Ω·cm2 CPEc Rct / Ω·cm2 CPEdl Y0 / Ω·cm-2·s n nc Y0 / Ω·cm-2·s n nc EP 35673 1.32 × 106 8.12 × 10-9 1.442 3.72 × 106 4.25 × 10-9 0.7936 GO/EP 28254 1.03 × 108 1.35 × 10-10 0.9358 1.04 × 107 6.13 × 10-10 0.8393 NGO/EP 32261 2.61 × 108 4.02 × 10-10 0.7754 3.97 × 107 2.66 × 10-11 1.986 PGO/EP 26477 2.52 × 108 2.65 × 10-10 0.9364 2.78 × 107 1.93 × 10-10 0.9238 NPGO/EP 32870 3.98 × 108 2.39 × 10-10 0.8145 4.41 × 107 2.22 × 10-10 1.071