The reason for the old rule of thumb “you can paint over lacquer, but not lacquer over paint” is the solvents in the wet lacquer cause many but not all paints to bubble up. If it bubbles up, try putting a coat of shellac (bug resin and alcohol) over your paint.lacquer spray paint. Lacquer is a clear or colored coating that gives the illusion of depth. It is typically used to paint cars but is being used more for other projects. There are several things to consider before buying lacquer spray paint.These formulas are absolutely perfect to start spray lacquer making business to make more money.