Powder coating, a coating film forming method and laminates

The present invention, without or subjected to surface roughening treatment of the substrate or using a primer, providing a powder coating capable of adhesion and surface smoothness of the substrate to obtain a coating film is good to. A powder coating comprising a fluororesin, the fluororesin is a powder coating, wherein the melting point of 150 to 250 ° C., the half width of the melting point in the melting peak is not less than 30 ° C. or higher .