Driers for Paints & Coatings

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About Driers for Paints & Coatings

Paint Driers (metal carboxylates) serve as catalysts to promote curing and allow for drying in alkyd paints and coatings. They are produced by reactions of metallic salts with organic or synthetic acids, dissolved in a hydrocarbon solvent, to form a metal soap. Metal soaps are lipophilic so they integrate well with the alkyd hydrocarbon matrix. Transition metal driers are categorized into three groups (Primary, Through/Secondary, and Auxillary) and various combinations of these groups can yield significantly reduced drying times and improved appearance.
Other uses for metal carboxylates include printing inks, lubricants, and fuels.