Research Progress of Graphene in Surface Protection Technology of Magnesium Alloy

The application status of graphene and its oxide in the surface protection technology of magnesium alloy is briefly introduced. The surface structure and corrosion resistance of graphene and its oxide composite films prepared by chemical conversion technology, micro-arc oxidation technology, electrochemical deposition technology and organosilane technology are reviewed, the characteristics of different composite methods are analyzed, and the research and development direction and suggestions of graphene and its oxide composite films in the surface protection treatment technology of magnesium alloy are put forward.