铝及其合金表面铬酸盐处理替代工艺的研究进展  

Research Development on Substitutive Processes for Chromate Conversion Coatings Concerning Aluminum Alloy

作　　者：熊志平[1] 辜蕾钢[1] 刘显军[1] 王业科[1] 李玉娇[2] 王哲磊[2] 

机构地区：[1]中冶赛迪工程技术股份有限公司冷轧事业部,重庆401122 [2]北京科技大学材料科学与工程学院,北京100083

出　　处：《广州化工》2012年第19期14-16,共3页GuangZhou Chemical Industry

摘　　要：全面介绍了铝及其合金化学转化膜的处理工艺,详细描述了未来可替代铬酸盐处理的钛盐、锆盐体系化学转化膜和硅烷表面处理技术。对其化学原理,工艺条件,工艺流程和特点进行了系统介绍。这两种工艺具有无毒,污染性小,废水废渣少,防腐性能良好,可以在室温下进行处理和处理时间短等优点,目前已经得到了工业化生产应用。Chemical conversion film treatment technologies for aluminum alloy were totally described,and there was an excellent potential for Ti/Zr conversion coatings and silane treatment to replace for chromate-containing treatment.Chemical principles,process conditions,technical processes and their features were discussed.These two methods had the advantages of non-toxic,less pollution,waste water and slag,good corrosion resistance,and processing at room temperature with a short time.At present,they applied to industry production was realized.

关 键 词：铝合金 表面处理 无铬化 

分 类 号：TG17[金属学及工艺—金属表面处理]