Butofan NS 208 Carboxylated SBR BASF Styrene copolymer >> Styrene butadiene rubber, SBR ADHESIVE BUTOFAN NS 208 Carboxylated Styrene - Butadiene latex. Higher modulus / cohesive companion latex to Butofan® NS 222. Same features as Butofan® NS 222, except tack is very slight. Structural and packaging laminates of film, rubber, foil, metal and wood composites. Natural rubber latex and filler blendable FDA 175.105. High water and Heat resistance. Carboxylated styrene-butadiene latex. Used in structural and packaging laminates of film, rubber, foil, metal and wood composites. Provides specific adhesion to a variety of substrates but tack is very slight. Exhibits good chemical and mechanical stability. Offers water and heat resistance.