Menene sbs waterproofing membrane

Halayen SBS gyara kwalta Modified kwalta yana nufin kwalta daure sanya ta ƙara roba, guduro, polymer, halitta kwalta, ƙasa roba foda ko wasu kayan, don inganta aikin kwalta ko kwalta cakuda. SBS modifier shine toshe copolymer na styrene-butadiene-styrene, kuma shi ma elastomer ne na thermoplastic tare da tsarin multiphase. Yana da tsari da kaddarorin roba da guduro gyara kwalta, kuma yana da kyau elasticity (nakasar dawo da kai da fasa kai). Lokacin da aka yi amfani da shi a cikin kankare kwalta, zai iya ƙara haɓaka juriya na nakasawa na dindindin, juriya mai ƙarancin zafin jiki, juriya fatattaka juriya da juriyar lalacewar ruwa na cakuda kwalta. Bayan SBS modifier aka kara zuwa tushe kwalta, SBS ne uniformly tarwatsa a cikin kwalta ta hanyar shearing, stirring da ci gaba, da kuma SBS karshen kungiyar (polystyrene) da aka canza da gudana, da kuma matsakaici kungiyar (polybutadiene) sha da taushi asphaltene bangaren. kwalta, yana samar da wani abu mai kama da soso, tare da ƙara girma sau da yawa kuma yana kumburi da sauri. Bayan sanyaya, ƙungiyar ƙarshe ta sake taurare kuma tana haɗe-haɗe ta jiki, ta yadda rukunin rukunin tsakiya ya shiga cikin hanyar sadarwa na roba mai nau'i uku, wanda ke cikin yanayin filastik a yanayin zafin aiki na yau da kullun, kuma ana iya yin roba a cikin ɗaki. zafin jiki ba tare da vulcanization ba, wanda ke nuna cikakken cewa SBS gyara kwalta yana da kyakkyawan aikin hanya. Abubuwan da ke cikin gyare-gyare an ƙaddara su ta hanyar gwaje-gwaje bisa ga sassan tushe na kwalta, masu gyara daban-daban da ƙari, kuma ana sarrafa shi gaba ɗaya a cikin 5%. Amfanin SBS Modified Asphalt 1. Yankin da ke da babban bambancin zafin jiki yana da kyakkyawar juriya mai zafi da ƙananan zafin jiki. 2. Yana da juriya mai kyau na rutting, mai kyau elasticity da tauri. 3. Haɓaka ikon hana gajiyawa na titin, musamman a kan babbar hanya tare da cunkoson ababen hawa da yawa, wanda zai iya rage nakasu na dindindin. 4. Ƙarfin haɗin kai yana da ƙarfi musamman, wanda a fili zai iya inganta ƙarfin daɗaɗɗen shinge bayan cin karo da ruwa kuma yana inganta ingantaccen ruwa na kwalta. 5. An inganta juriyar ƙetare na pavement. 6. An haɓaka ƙarfin ɗawainiya na pavement. 7. Rage al'amarin tsufa na kwalta wanda radiation ultraviolet ke haifarwa akan titi. 8. Rage barnar da abin hawa ke haifarwa na dizal, mai da mai.