Bungard Green Coat
Green Coat is a new spray coating for all PCBs that are manually soldered.
you preprare your PCB as usual and you remove the etchresist completely.
if you like, you may add immersion tinning to the copper surface (not obligatory)
you spray coat the PCB with a thin layer of Green coat.
you wait for 5 minutes to let the surface dry.
do your normal hand soldering through the green coating. You will recognize, that soldering is very easy. GREEN COAT is containing flux and improves solderability!
Cure green coat in an oven at 80°C for one hour or for 2 days at normal room temperature.
The coating will now protect your PCB.
Greencoat is available as 150ml spray bottle.