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;
Bayan dehydrating da aka ambata a sama polymerization raw kayan D ta hanyar 4A kwayoyin sieve shiryawa hasumiya, Man Fetur Resin selective hydrogenation ana yin shi tare da Pd/Al2O3 mai kara kuzari don cire alkyne, Resin Man Fetur sannan 0.05 zuwa 0.5 wt% na FriedelCrafts catalyst an kara. prepolymerized a dakin da zafin jiki na 0.5 zuwa 1.5 hours, Man Fetur Resin sa'an nan calcium hydroxide Ana cire mai kara kuzari daga cakuda methanol, da kuma bayan distillation, Man fetur Resin da polymer albarkatun kasa juzu'i E yana da wani tafasar batu na 25 zuwa 180 ° C. Gudun man fetur na sama polymerized albarkatun kasa E an prepolymerized a cikin wani high-matsi dauki kettle tare da stirring a zazzabi na 180 ° C zuwa 230 ° C na 3 zuwa 5 hours. Sami samfurin ɓarkewar F na Centaolefin da Styrene ko Methyl Styrene;
Yin amfani da samfurin dimerization F da aka ambata a sama a matsayin ɗanyen abu, Man Fetur yana haɗewa tare da sauran ƙarfi mai narkewa a ma'aunin taro na 1:0.1 zuwa 1.0, Resin Man Fetur da ƙara gas ɗin boron trifluoride mai haɓakawa yana lissafin 0.1 zuwa 0.5% na jimlar taro. na kayan don haɓaka polymerization a 30 zuwa 65 ° C 2 zuwa A duhu rawaya zuwa launin ruwan kasa polymerization bayani an samu a cikin 5 hours. An cire maganin polymerization daga mai kara kuzari tare da cakuda calcium hydroxide da methanol don samun maganin guduro mai launin rawaya mai launin rawaya; Man fetur Resin ruwan guduro na sama an yi shi ga lalatawar lantarki da kuma rashin ruwa a 50 zuwa 80 ° C. Wuce gado mai aiki Al2O3 mai ƙarfi. ku â;
Maganin guduro na man fetur na C5/C9 bayan pretreatment na sama an narkar da shi a cikin dilution mai narkewa a ma'auni na 1: 1 zuwa 5, kuma an yi shi da maganin hydrogenation a gaban mai haɓaka Pd wanda aka gyara don samun maganin guduro mai diluted hydrogenated. . ï½295â, dauki hydrogen matsa lamba ne 10.0ï½17.0MPa, Man Fetur Resin dauki sarari gudun ne 0.125ï½0.333h/1, dauki lokaci ne 3ï½8h; Man fetur guduro cire sauran ƙarfi da kuma low polymer resin, , C5/C9 hydrogenated guduro man fetur.
