Coatings Clinic

摘要

Haze is a general term applied to virtually any dulling of the paint surface.It covers a large number of defects and causes.It is more common in baked coatings,but can occur in air dry or UV cure finishes as well.Haze may be due to fine solvent pops or pinholes,fine orange peel,roughness (caused by dry spray,flocculation or poor coalescence),small Benard cells,material that has exuded to the surface,material that condensed on the surface in the oven,absorption or trapping of moisture (which may be a form of blushing),degradation by overbaking,or the effects of oven gasses on athe surface.