Pliogum 6643A Styrene butadiene copolymer 9003-55-8 Goodyear Chemical Styrene copolymer >> Styrene butadiene emulsions SEALANT Hot emulsion polymerized styrene-butadiene copolymer. Stabilized with BHA Contains chick-edema free fatty acid emulsifier and is salt-acid coagulated Used in other food contact applications such as can sealant It is highly branched polymer capable of handling high filler loading Salt-acid coagulated, highly branched, hot emulsion polymerized styrene-butadiene copolymer. Used in food contact applications such as can sealant. Contains BHA as stabilizer and chick-edema free fatty acid emulsifier. Allows high filler loading.