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利用电化学阻抗技术研究了含有活性防锈颜料三聚磷酸铝的环氧涂层的耐蚀性。当涂层中加入20%的三聚磷酸铝时,涂层的耐蚀性能最好,并以此为代表探讨了含有活性防锈颜料的有机涂层的作用机理。
The corrosion resistance of epoxy coatings containing active anti-rust pigment aluminum tripolyphosphate was studied by electrochemical impedance spectroscopy. When 20% aluminum tripolyphosphate is added into the coating, the corrosion resistance of the coating is the best, and the mechanism of the organic coating containing the active anti-rust pigment is discussed.