Graphene based materials and their composites as coatings

Coating plays a vital role in improving surface quality and providing protection for a substrate. Consistent efforts have been made to produce excellent properties coating. Graphene, a new discovered carbon allotrope, has received worldwide attention and it was studied in almost every area due to its extraordinary properties arisen from its unique structure. It is a very promising new generation material for developing advanced coating. In this article, the recent activities about utilizing pristine graphene based materials and graphene based composites as coatings were reviewed. The synthesis and functionalization of graphene were also described briefly. The future perspectives of graphene based coatings were suggested.