Patent ID: 6316119
Filing Date: 2001-11-13
Classification: B05D,C08F,C08G,C09D,Y10T

Abstract:
A multi-layer composite coating comprising a basecoat formed from an aqueous basecoat film-forming composition and a transparent topcoat deposited over the basecoat from an aqueous topcoat film-forming composition, the topcoat film-forming composition comprising:(a) at least one crosslinkable film-forming resin; and(b) at least one amphiphilic adjuvant having a hydroxyl number greater than 100 mg KOH/g adjuvant and comprising a water-soluble polar end comprising at least one terminal hydrophilic group and a water-insoluble hydrocarbon end comprising at least six contiguous carbon atoms, the adjuvant selected from the groups consisting of trimethylolpropane monoisostearate, di-trimethyolpropane isostearate, pentaerythritol isostearate, pentaerythritol diisostearate, stearyl diethanolamide, and mixtures thereof, wherein the adjuvant has an acid value of less than 30 and is present in an amount ranging from 0.01 to 25 weight percent on a basis of total resin solids of the topcoat film-forming composition.