Patent ID: 6087017
Filing Date: 2000-07-11
Classification: C08G,C09D,C25D,Y10T

Abstract:
An aqueous aluminum coating composition to provide an outer protective coating for an anodized or non-anodized aluminum or aluminum alloy which may also have an intermediate conversion coating comprising the compounds of a polybasic acid or anhydride, a polyol, and an effective amount of a lanolin wax acid to form a wax polyester in situ coating from said polybasic acid or anhydride, polyol, and lanolin wax acid and which effective amount of lanolin wax acid will provide a coating which will provide corrosion resistance to said anodized or non-anodized aluminum or aluminum alloy such that, when subjected to a salt fog at 95.degree. F. for at least 100 hrs., the aluminum or aluminum alloy will show no signs of corrosion.