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OALib Journal期刊
ISSN: 2333-9721
费用：99美元
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缓蚀剂对船用钢在潮湿大气中的防蚀研究
, PP. 472-479
Keywords: 海水,腐蚀、潮湿大气,电化学阻抗谱,恒电量,缓蚀剂
Abstract:
模拟907A钢在海水的潮湿大气环境和表面覆有薄层缓蚀剂液膜状态下其腐蚀受抑制的情况,利用恒电量仪连接ACM控头,监测其腐蚀状态,结合电化学阻抗谱(EIS)的测量,探讨907A钢在薄层缓蚀剂液膜下的腐蚀受到抑制机理.结果表明:此时大气腐蚀反应已转变为阳极过程控制占优势,在浸润后期的EIS呈现出由腐蚀介质扩散和电化学放电混合控制特征,如果利用恒电量激励下的等效电路模型解析,则可以更清楚地获知薄层缓蚀剂液膜下金属表面膜层的信息
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