热镀锌层无铬复合钝化处理研究的进展  

Advancement in Chromium-free Composite Conversion Coating on Hot-dip Zinc Coating

作　　者：高志强 江社明[1] 张启富[1] 李晓刚[2] GAO Zhiqiang;JIANG Sheming;ZHANG Qifu;LI Xiaogang(National Engineering Laboratory of Advanced Coating Technology for Metal Materials, Central Iron and Steel Research Institute, Beijing 100081, China;Corrosion and Protection Center, University of Science and Technology Beijing, Beijing 100083, China)

机构地区：[1]钢铁研究总院先进金属材料涂镀国家工程实验室,北京100081 [2]北京科技大学腐蚀与防护中心,北京100083

出　　处：《腐蚀与防护》2017年第11期834-839,共6页Corrosion & Protection

基　　金：北京市科技计划课题(D151100003515001)

摘　　要：为了科学地引导热镀锌层无铬复合钝化技术的快速发展,综述了国内外无铬复合钝化处理的发展历程和研究现状,阐述了复合钝化膜防护的特点,分析了钝化膜耐蚀性的影响因素并评价了其研究方法。To guide the development of composite chromium-free conversion coating technology in hot-dip galvanzing, the development path and research status of the domestic and foreign composite chromium-free conversion coating on hot-dip zinc coating are summaried, the protective characteristics of composite chromium-free conversion coating are described, the affecting factors of corrosion resistance are analysed, and the research methods are evaluated.

关 键 词：热镀锌 钝化膜 耐蚀性 交流阻抗 自修复 

分 类 号：TG174[金属学及工艺—金属表面处理]