Rovene 4150 Carboxylated styrene-butadiene rubber Ameripol Synpol-Mallard Creek Polymers Styrene copolymer >> Styrene butadiene emulsions SEALANT ROVENE® 4150 is a medium-firm carboxylated styrene-butadiene (SBR) latex emulsion. Its styrene content (55%) permits its use in formulating carpet and flooring mastics. This versatile polymer is also used in a variety of textile and non-woven applications. ROVENE® 4150 offers finished properties of high tensile strength and good water resistance. ROVENE® 4150 is recommended for carpet and floor mastics along with several textile and non-woven applications. Medium-firm carboxylated styrene-butadiene latex emulsion. Used for carpet and flooring mastics. Offers high tensile strength and good water resistance. Possesses an anionic emulsifier.