Mystery of Drying Aqueous Coatings

It’s well known and understood that washed clothing dries when the wash water is evaporated. Similarly, paint dries when the diluent solvent is evaporated, leaving a film of dry paint solids. Aqueous coatings dry as volatile components (mainly water), about 60% of the typical formula composition, evaporate or are absorbed by a porous substrate. Coalescence […]