Ethylene cracking C5 mkpirisi ikuku ikuku ndozi ihe na-egbochi 45-75â isoprene mejupụtara akụrụngwa dị ka akụrụngwa A; ethylene cracking C5 mperi nrụzi ikuku ikuku na-egbochi 25-45â isoprene mejupụtara akụrụngwa dị ka akụrụngwa B; Ethylene cracking C9 partition is vacuum rectified n'okpuru 0.08ï½0.095MPa, Petroleum Resin na akụkụ nke na-esi esi nke 140ï½180â ka a na-ewere dị ka akụrụngwa C. A na-akwadebe ihe atọ ndị dị n'elu A, B na C dị ka nke si dị. oke nha nke 1: 1.5ï½3.0: 1.5ï½3.0 C5/C9 petroleum resin polymerization raw material D;
Mgbe ikpochapu ihe eji eme ihe polymerization nke a kpọtụrụ aha n'elu D site na ụlọ elu molecular sieve packing 4A, Petroleum Resin selective hydrogenation na-eji Pd / Al2O3 catalyst wepụ alkyne, petroleum resin na mgbe ahụ 0.05 ruo 0.5 wt% nke FriedelCrafts catalyst na-agbakwunye, mgbe ahụ, a na-agbakwunye ya. prepolymerized na ụlọ okpomọkụ maka awa 0,5 ruo 1.5, Petroleum Resin na calcium hydroxide na-ewepụ ihe na-akpali akpali na ngwakọta na methanol, na mgbe distillation, Petroleum resin na polymer raw material akụkụ nke E nwere isi isi nke 25 ruo 180 Celsius. ;Petroleum Resin nke dị n'elu polymerized akụrụngwa E na-prepolymerized na a elu-nrụgide mmeghachi omume kettle na-akpali akpali na okpomọkụ nke 180°C ka 230°C maka 3 ruo 5 awa. Nweta ngwaahịa dimerization F nke Centaolefin na Styrene ma ọ bụ Methyl Styrene;
N'iji ngwaahịa dimerization F nke a kpọtụrụ aha n'elu dị ka ihe eji eme ihe, mmanụ mmanụ na-ejikọta ya na ihe mgbaze na-agbaze na oke nke 1: 0.1 ruo 1.0, petroleum resin ma na-agbakwunye gaseous boron trifluoride catalyst na-aza 0.1 ruo 0.5% nke mkpokọta uka. nke ihe na-eme ka polymerization dị na 30 ruo 65 ° C 2 ruo A na-enweta ngwọta polymerization nke gbara ọchịchịrị na agba aja aja na awa 5. A na-ewepụ ihe ngwọta polymerization nke ihe na-eme ka ọ bụrụ ngwakọta nke calcium hydroxide na methanol iji nweta ngwọta resin na-acha odo odo na-acha odo odo; Petroleum Resin ngwọta resin nke dị n'elu bụ nke a na-edozi ọkụ eletrik na ọgwụgwọ akpịrị ịkpọ nkụ na 50 ruo 80 ° C. Nyefee ọrụ Al2O3 siri ike bed na â;
Ngwọta resin mmanụ C5/C9 mgbe pretreatment a gbazere n'elu ka agbazere na ihe mgbaze dilution na oke nha nke 1: 1 ruo 5, a na-edokwa ya na mmeghachi omume hydrogenation n'ihu onye na-eme Pd gbanwetụrụ iji nweta ngwọta resin diluted hydrogenated. . ï½295â, mmeghachi omume hydrogen mgbali bụ 10.0ï½17.0MPa, Petroleum Resin mmeghachi omume ohere ohere ọsọ bụ 0.125ï½0.333h / 1, mmeghachi omume oge bụ 3ï½8h; Petroleum resin wepụ ihe mgbaze na ala Polymer, na petroleum resin wepụ ihe mgbaze na ala Polymer. , C5/C9 hydrogenated mmanụ ala resin.
