Plioflex 1712CX4 NN Styrene butadiene copolymer 9003-55-8 Goodyear Chemical Styrene copolymer >> Styrene butadiene emulsions SEALANT >> Pre-formed tape / Gasket Emulsion Styrene Butadiene Rubber (PLIOFLEX®) Oil-extended, emulsion polymerized styrene butadiene copolymer. Contains a staining antioxidant, a mixed acid emulsifier and is salt-acid coagulated. Gaskets Low Mooney viscosity Low Mooney viscosity, salt-acid coagulated, oil-extended, emulsion polymerized styrene butadiene elastomer. Used in gaskets. Contains a mixed acid emulsifier and a staining antioxidant.