NeoCryl A-640 Styrenated acrylic copolymer DSM NeoResins North America South and Central America Acrylic Resins >> Styrene/ acrylic copolymer Automotive OEM Metal NeoCryl A-640 is an aqueous acrylic copolymer designed for coatings that require outstanding water and humidity resistance. Coatings formulated with NeoCryl A-640 exhibit high gloss, fast dry, and excellent adhesion to various substrates including plastics such as ABS, polystyrene, polycarbonate, and polyphenylene oxide. NeoCryl A-640 is compatible with a wide variety of aqueous vehicles including water reducible alkyds and it is supplied at high solids without coalescing solvents. These unique properties result in wide formulating latitude. It possesses high solids, humidity resistance, good water resistance, good salt spray resistance, compatibility with water-borne alkyds, excellent adhesion to metal, wood & plastic. Suggested markets are automotive & general metal. An aqueous acrylic copolymer. Used in automotive & general metal coatings. Possesses good humidity resistance. Offers good water resistance and good salt spray resistance. Provides very good adhesion to metal, wood & plastic.