LOCTITE® 3900

Features and Benefits

This clear acrylic resin conformal coating, which is free of chlorinated solvents or CFCs, provides a tough environmental and solvent-resistant coating for electronic components. 
Use a precision spray nozzle to apply LOCTITE® 3900 for tough environmental and solvent-resistant coating for printed circuit boards, electronic components, thick-film circuits, etc. This transparent, colorless to slightly amber, acrylic resin conformal coating is free of chlorinated solvents and CFCs. It is spray-applied and air dries tack-free in five mins. Its normal operating range is -40°F to 257°F (-40°C to 125°C). 
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Technical Information

Application method Spray
Colour Light amber
Cure type Room temperature (ambient) cure
Number of components 1 part
Shore hardness, ISO 868 Shore D 60.0
Specific gravity, @ 25.0 °C 1.14
Storage temperature 8.0 - 12.0 °C