Emerald Performance Materials has opened a new subsidiary company, Emerald Latin America, SRL, in response to growing business needs in the region.            The new subsidiary will initially serve the Latin America region for its Specialties Business Unit, which includes color dyes and dispersions, foam control products, silicones and other additives for food and industrial products such as coatings, inks and adhesives.      Emerald Latin America will be responsible for manufacturing and m...