Asaprene T-437 Styrene butadiene styrene AKE Elastomer Styrene block copolymer (SBC) >> Styrene butadiene styrene rubber, SBS SEALANT ADHESIVE >> Hot-melt >> Pressure sensitive (HMPSA) SBS: Styrenic thermoplastic elastomer Specifically developed for superior characteristics and performance in asphalt blends. Supplied in crumb form; details on handling and use available on request. Asphalt modifier, for heightened softening point. Good solubility in asphalt, for use in road paving. Heavy-duty or high-drainage road paving Styrenic thermoplastic elastomer. Used and as asphalt modifier. Provides high adhesive and cohesion strength. Offers heightened softening point, good solubility in asphalt. Styrene/butadiene: 30/70 (%wt)