SBS (styrene-butadiene-styrene) Poly (styrene-butadiene-styrene) ko SBS, roba ce mai wuyar da ake amfani da ita don gyara kwalta, don yin takalmi, tayoyin taya, da sauran wuraren da dorewa ke da mahimmanci.Wani nau'in copolymer ne da ake kira block copolymer.Sarkar kashin bayanta tana da sassa uku ne.Na farko shine doguwar sarkar polystyrene, tsakiya kuma doguwar sarkar polybutadiene ce, bangaren karshe kuma wani dogon sashe ne na polystyrene.Polystyrene filastik ne mai wuyar gaske, kuma wannan yana ba SBS ƙarfin sa.Polybutadiene rubbery ne, kuma wannan yana ba SBS kayan sa na roba.Bugu da ƙari, sarƙoƙi na polystyrene sukan haɗu tare.Lokacin da rukunin sitirene guda ɗaya na ƙwayoyin SBS guda ɗaya ya haɗu da dunƙule ɗaya, ɗayan sarkar polystyrene na wannan ƙwayar SBS guda ɗaya ta haɗu da wani kulli, kullun daban-daban suna ɗaure tare da sarƙoƙi na polybutadiene na roba.Wannan yana ba kayan ikon riƙe siffarsa bayan an shimfiɗa shi
Lokacin aikawa: Agusta-17-2022