Craymul 3219 Acrylic polymer Atofina-Cray Valley Acrylic Resins Other industry >> Leather Coating Craymul 3219 is acrylic water-borne polymer. It offers anionic/non-ionic stabilizing system. It is used in leather finishes, base coat, lightly buffed. Acrylic water-borne polymer. Used in leather finishes, base coat. Offers anionic/non ionic stabilizing system.