High quality emulsion polymer designed for exterior paints, including “paint and primer in one” for decorative coatings. Paints based on PRIMAL DC-668 Emulsion offer excellent durability, adhesion, efflorescence resistance and water resistance properties over masonry substrates. Offers a balanced performance for primer and topcoat applications. Excellent choice for gloss to flat formulations requiring high scrub resistance. APEO-free(1), Ammonia-free(2) and does not have added formaldehyde or formaldehyde generators(3). Facilitates the formulation of paints to address stringent environmental standards.