Electronic coating agent 1904 is a 3M coating agent ™  Novec ™  Fluorinated polymers diluted with a mixture of 7100 and 7200 fluorinated liquids (separated hydrofluoroether solvents) exhibit low viscosity and low surface strength.

It is designed specifically for moisture and corrosion resistance of printed circuit boards and electronic components. After drying, it forms a transparent ultra-thin coating with excellent hydrophobicity and oil resistance. This product does not require curing treatment and is easy to apply. Electronic coating agent 1904 is non flammable, does not deplete the ozone layer, has low toxicity, has low GWP, complies with RoHS, and has obtained VOC exemption (approved by the US Environmental Protection Agency).