Tufprene 315 Styrene butadiene styrene AKE Elastomer Styrene block copolymer (SBC) >> Styrene butadiene styrene rubber, SBS SEALANT ADHESIVE SBS: Styrenic thermoplastic elastomer Styrene/butadiene block copolymer with relatively low styrenic content and high adhesive strength. Enhancement of low-temperature performance in asphalt blends. Supplied in pellet form; details on handling and use available on request. adhesives and sealants component, for high adhesive strength. in asphalt blends, for reduced temperature sensitivity. in adhesives for building and construction, Superior transparency and combination of elastic and adhesive characteristics. Retention of elastic resilience and soft, supple touch after adhesive setting. Styrenic thermoplastic elastomer. Used as adhesives and sealants component. Offers reduced temperature sensitivity and high adhesive strength. Provides transparency, retention of elastic resilience and soft, supple touch after adhesive setting. Styrene/butadiene: 20/80 %wt.