【Okuholayo】Kuleli sonto, ukuthambekela okuphelele kokusebenza kochungechunge lwezimboni ze-propylene kuthuthuke kancane. Uhlangothi lokuphakelayo luhlala luxega, kuyilapho inkomba yesilinganiso sokusebenza esibanzi semikhiqizo esezansi nomfula ikhuphukile. Ngokuhambisana namamajini enzuzo athuthukisiwe emikhiqizo ethile ezansi nomfula, ukwamukelwa kwezitshalo eziphansi komfula kwamanani e-propylene kwenyukile, kuqinisa ukusekelwa kwesidingo se-propylene futhi kuhlinzeka ngokuthuthuka okuthile emakethe ye-propylene.
Kuleli sonto, izintengo zemakethe ye-propylene yasekhaya ziphinde zakhuphuka ngemuva kokufika phansi, nomdlalo wokuhlinzekwa kwemakethe kanye nesidingo njengesici esiyinhloko. Isilinganiso samasonto onke sentengo yepropylene eShandong kuleli sonto sasingu-5,738 yuan/ton, ukwehla kwenyanga nenyanga ngo-0.95%; inani lentengo elimaphakathi lamasonto onke e-East China lalingu-5,855 yuan/ton, ukwehla kwenyanga nenyanga ngo-1.01%.
Kuleli sonto, amathrendi entengo ochungechunge lwezimboni ahlanganiswe nebanga lokuguquguquka elilinganiselwe. Amanani entengo yezinto zokusetshenziswa ezinkulu abonise ukunyuka nokwehla okuhlukanisiwe nokuguquguquka okuncane kukonke, okunomthelela olinganiselwe ezindlekweni zepropylene. I-avareji yentengo ye-propylene yehle kancane inyanga nenyanga futhi yaphindeka ngemva kokushaya phansi. Amanani entengo yezinto eziphuma ngaphansi komfula nawo abe nakho kokubili ukwehla nokwenyuka: phakathi kwakho, intengo ye-propylene oxide yenyuka ngokuphawulekayo, kuyilapho intengo ye-acrylic acid yehla ngokuphawulekayo. Izitshalo eziningi ezansi nomfula zigcwalise amasheya ngamanani aphansi.
Izinga lokusebenza kwemboni liyakhuphuka ngokutholakala okuxekethile.
Kuleli sonto izinga lokusebenza kwe-propylene lifinyelele ku-79.57%, okuwukukhuphuka ngamaphesenti angu-0.97 kusukela ngesonto eledlule. Phakathi nesonto, amayunithi e-PDH e-Haiwei nase-Juzhengyuan, kanye neyunithi ye-MTO yase-Hengtong, aye alungiswa, abe nomfutho olinganiselwe ekuphakeleni kwemakethe. Imboni ye-propylene igcine isimo sokuphakelwa okuxekethile, futhi amanye amayunithi alungisa imithwalo yawo yokusebenza, okuholele ekwenyukeni kancane kancane kwezinga lokusebenza kwemboni kuleli sonto.
I-Downstream Comprehensive Operating Indexes Iyakhuphuka, Isidingo Se-Propylene Siyathuthuka
Kuleli sonto, inkomba yesilinganiso sokusebenza esibanzi sezimboni ze-propylene ezansi nomfula imi ku-66.31%, okuwukunyuka ngamaphesenti angu-0.45 kusukela ngesonto eledlule. Phakathi kwazo, amazinga okusebenza e-PP powder kanye ne-acrylonitrile akhuphuka ngokuphawulekayo, kuyilapho lawo e-phenol-ketone ne-acrylic acid ehla ngokuphawulekayo. Kuleli sonto, inkomba yesilinganiso sokusebenza esezansi nomfula inyukile, inyusa isidingo esiqinile se-propylene ezitshalweni ezisezansi nomfula. Ukwengeza, ngezintengo ze-propylene ezingeni eliphansi kanye nemikhawulo yenzuzo yeminye imikhiqizo ekhuphukayo iyathuthuka, umdlandla wokuthengwa kwe-propylene ukhuphukile, okuhlinzekela ukukhuphuka okuncane kokufunwa kwe-propylene.
Inzuzo Yemikhiqizo Ephansi Ithuthuka Kancane, Ithuthukisa Ukwamukelwa Kwezintengo Ze-Propylene
Kuleli sonto, inzuzo yemikhiqizo ye-propylene eya phansi ixutshwe. Njengoba isikhungo senani le-propylene sisezingeni eliphansi uma kuqhathaniswa, ukucindezelwa kwezindleko zemikhiqizo ethile ezansi nomfula kwehle. Ngokuqondile, i-PP powder ishintshile kusukela enzuzweni kuya ekulahlekelweni kuleli sonto, kanti inzuzo ye-PO (propylene oxide) yanda. Imajini yokulahlekelwa ye-n-butanol inwetshiwe, kuyilapho leyo ye-2-ethylhexanol, i-acrylonitrile, ne-phenol-ketone inciphile. Ukwengeza, inzuzo ye-acrylic acid ne-propylene-based ECH yehlile. Sekukonke, inzuzo yemikhiqizo esezingeni eliphansi ithuthuke kancane kodwa ngokumaphakathi, okukhulise ukwamukela kwabo amanani epropylene.
Isikhathi sokuthumela: Nov-14-2025