The powder coating process was invented around 1945 by Daniel Gustin and received US Patent 2538562 in 1945.[Gustin, Daniel S; Wainio, Albert W (1945). "Electrostatic coating method and apparatus"]

This process puts a coating on an item electrostatically, which is then cured by heat.

The power coating process is:

• Environmetally friendly: no solvent and overspray can be reused
• Energy saving: low energy consuption
• Safe to process: no harmful solvent
• Very economical: low waste