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 Nano-additives to improve the self-healing effect of coatings

Depending on the coating formula slight scratches on sufaces can "heal" by adding suitable nano additives and sunlight resp. thermal treatment. This effect can be demonstrated by using gloss measurements:

undamaged coating

scratch mark

"healed" coating

FEW offers different additives (modified silica sols):

productorganic modificationsolvent
H 4051ethylbutyl acetate
H 4054propylbutyl acetate
H 4086ethylene oxide, methacrylatebutyl acetate