A halin yanzu, fenti masu alamar hanyar waje suna da tushen ruwa sosai kuma suna haɓaka cikin sauri. Fiye da kashi 90% na fenti na alamar hanya a ƙasashen da suka ci gaba kamar Amurka, Jamus, Spain, Sweden, da Finland suna amfani da samfuran ruwa. Saboda farkon farkon suturar alamar hanya ta ƙasashen waje da saurin haɓakar fasaha, ƙirar nanometer mai alamar hanya, kayan kwalliyar alamar hanya mai nau'i biyu, suturar alamar hanya mai launi, da sauransu sun bayyana.
Rosin glycerol guduro shine samfurin esterification na rosin tare da glycerol. Yana da ƙarfi na zahiri na yau da kullun bayan maganin vacuum.
Sashi na Farko: Babban Tsaftar Layin Samar da Karfe na Calcium Gabaɗaya Fitarwar Shekara-shekara kusan tan 1500 ne a kowace shekara kuma ana iya kaiwa zuwa 99.99% tsarki.
Ethylene cracking C5 juzu'in gyaran matsa lamba na yanayi yana hana 45-75â isoprene ingantacciyar bangaren azaman albarkatun ƙasa A; ethylene cracking C5 juzu'in daidaitawar matsa lamba na yanayi yana hana 25-45â isoprene kayan haɓakawa azaman albarkatun ƙasa B; Ethylene cracking C9 fraction is vacuum rectified under 0.08ï½0.095MPa, Petroleum Resin and the partition with boiling point of 140ï½180â an dauki shi azaman albarkatun kasa C. An shirya albarkatun kasa uku na sama A, B da C bisa ga yawan rabo na 1:1.5ï½3.0:1.5ï½3.0 C5/C9 man fetur guduro polymerization albarkatun kasa D;
C5 guduro man fetur ana canza shi zuwa C5 hydrogenated guduro man fetur ta hydrogenation karkashin palladium bimetallic mai kara kuzari. Mai kara kuzari ya ƙunshi alumina-titania composite carrier da karfe palladium da ƙarfe molybdenum ko ƙarfe tungsten da aka goyan baya akan mai haɗakarwa;Resin Man Fetur Abun ciki shine 0.2-0.4% dangane da nauyin mai haɓakawa;
Tare da saurin bunƙasa tattalin arzikin ƙasa, Resin Man Fetur musamman saurin bunƙasa ganga uku na mai, kamar Sinopec, ƙarfin ethylene ya karu sannu a hankali, Resin Man Fetur da ƙari C9 yana tsagewa. Yadda ake amfani da wannan ɓangaren albarkatun don haɓaka samfuran ƙasa yana ƙara jawo hankalin mutane.
