Sealing Effect of REE on Anodic Film of Aluminum Alloy Under Electric Filed

The sealing effect of REE on anodic film of aluminum alloy under electric filed is an effective non-toxic harmless measure.In this paper,the technology and the relevant mechanism of the sealing of REE on anodic film of aluminum alloy under electric filed are summarized.The research progress in this field is also summarized.The rational suggestion and feasible countermeasures of this field are put forward.