【Isingeniso】NgoJulayi, imikhiqizo kuchungechunge lwezimboni ze-acetone ngokuyinhloko yabonisa ukwehla. Ukungalingani kwezidingo zokuhlinzekwa kwezidingo kanye nokudluliswa kwezindleko ezimbi kusalokhu kuyizisusa eziyinhloko zokwehla kwamanani ezimakethe. Kodwa-ke, naphezu kokwehla okuphelele kwemikhiqizo yochungechunge lwezimboni, ngaphandle kokwanda kancane kokulahlekelwa kwenzuzo yemboni, inzuzo ye-MMA ne-isopropanol yahlala ngaphezu komugqa we-breakeven (nakuba inzuzo yawo nayo yacindezelwa kakhulu), kuyilapho yonke eminye imikhiqizo isala ingaphansi komugqa wokuhlukana.
Imikhiqizo echungechungeni lwezimboni ze-acetone ibonise ukuthambekela kokwehla ngoJulayi
Imikhiqizo kuchungechunge lwezimboni ze-acetone yehle kule nyanga. Ukungalingani kwezidingo zokuhlinzekwa kwezidingo kanye nokudluliswa kwezindleko ezimbi yizona zimbangela eziyinhloko zokwehla kwezimakethe. Mayelana nebanga lokwehla, i-acetone yehle inyanga nenyanga cishe ngo-9.25%, ibekwe kuqala ochungechungeni lwezimboni. Ukunikezwa kwemakethe ye-acetone yasekhaya ngoJulayi kubonise ukuthambekela okukhulayo: ngakolunye uhlangothi, amanye amabhizinisi ayemise ukukhiqiza ngaphambilini aqale kabusha, njengeYangzhou Shiyou; ngakolunye uhlangothi, i-Zhenhai Refining & Chemical yaqala ukuthengiswa kwangaphandle kwemikhiqizo cishe ngomhlaka-10 Julayi, okwakhungathekisa abangaphakathi embonini, kwehlisela phansi ukugxila kwezingxoxo zemakethe. Kodwa-ke, njengoba amanani entengo eqhubeka nokwehla, abanikazi babhekana nezingcindezi zezindleko, futhi abanye bazama ukuphakamisa izingcaphuno zabo, kodwa umfutho okhuphukayo wawuntula ukusimama, futhi amanani okuthenga ahluleka ukunikeza ukusekelwa.
Imikhiqizo ephansi ye-acetone yonke ikhombisa ukwehla kwe-resonant. Phakathi kwazo, ukwehla kwenyanga ngenyanga kumanani ajwayelekile e-bisphenol A, isopropanol, ne-MIBK konke kudlule u-5%, ku-5.02%, -5.95%, no-5.46% ngokulandelana. Amanani entengo yezinto ezingavuthiwe i-phenol ne-acetone zombili zehlele phansi, ngakho uhlangothi lwezindleko lwehlulekile ukusekela imboni ye-bisphenol A. Ukwengeza, amazinga okusebenza embonini ye-bisphenol A ahlala ephezulu, kodwa isidingo salandelwa ngokubuthakathaka; ngokumelene nesizinda sokuhlinzekwa kwezidingo kanye nengcindezi yesidingo, ukwehla jikelele kwemboni kwaba kubi kakhulu.
Nakuba imakethe ye-isopropanol ngenyanga ithole ukwesekwa okuhle okuvela ezicini ezifana nokuvalwa kwe-Ningbo Juhua, ukuncishiswa komthwalo kaDalian Hengli, nokubambezeleka kwezimpahla zohwebo lwasekhaya, uhlangothi lwesidingo lwalubuthakathaka. Ngaphezu kwalokho, amanani entengo ye-acetone yempahla eluhlaza yehle ngaphansi kuka-5,000 yuan/ton, okushiya abangaphakathi embonini bengenakho ukuzethemba obanele, ababethengisa kakhulu ngamanani ancishisiwe, kodwa amanani okuthenga ayentula ukwesekwa, okuholela emakethe ehle kakhulu.
Ukuhlinzekwa kwe-MIBK kuhlale kwanele, kanti amanye amafekthri asabhekene nengcindezi yokuthunyelwa kwempahla. Izingcaphuno zehliswa zaba nesikhala sezingxoxo zangempela zokuthengiselana, kanti isidingo esingezansi sasiphansi, okubangele ukwehla kwamanani emakethe. Isilinganiso senani lentengo ye-MMA emakethe eyisisekelo ye-East China yehle ngaphansi kwe-10,000-yuan mark kule nyanga, nokwehla kwenyanga nenyanga ngo-4.31% enanini eliyisilinganiso sanyanga zonke. Ukuncishiswa kwesidingo ngesikhathi sokuphumula kube yimbangela enkulu yokwehla kwemakethe ye-MMA.
Inzuzo yemikhiqizo yezimboni ngokuvamile yayibuthakathaka
NgoJulayi, inzuzo yemikhiqizo kuchungechunge lwezimboni ze-acetone ngokuvamile yayibuthakathaka. Njengamanje, imikhiqizo eminingi ochungechungeni lwezimboni isesimweni sokuhlinzekwa okwanele kodwa ukulandelelwa kwesidingo okwanele; okuhambisana nokungadlulisi kahle kwezindleko, lezi zibe yizizathu zokulahleka kwemikhiqizo yamaketango ezimboni. Phakathi nenyanga, yi-MMA kuphela ne-isopropanol ezigcine inzuzo ngaphezu komugqa we-breakeven, kuyilapho yonke eminye imikhiqizo yahlala ngaphansi kwayo. Kule nyanga, inzuzo yonke yochungechunge lwezimboni beyisagxile kakhulu embonini ye-MMA, ngenzuzo eyingqikithi elinganiselwa ku-312 yuan/ton, kuyilapho ukulahlekelwa kwenzuzo yonke okungokomqondo kwemboni ye-MIBK kunwetshwe kwaba ngu-1,790 yuan/ton.
Imikhiqizo echungechungeni lwezimboni ze-acetone ingasebenza kuhlu oluncane lokuguquguquka ngo-Agasti
Kulindeleke ukuthi imikhiqizo ekuchungechungeni lwezimboni ze-acetone ingasebenza ebangeni elincane lokuguquguquka ngo-Agasti. Ezinsukwini eziyishumi zokuqala zika-Agasti, imikhiqizo ye-industrial chain izogxila kakhulu ekugayeni izinkontileka zesikhathi eside, ngentshiseko ephansi yokuthengwa okusebenzayo emakethe. Amavolumu okwenziwayo azohlinzeka ngokusekelwa okulinganiselwe emikhiqizweni yochungechunge lwezimboni. Maphakathi nezinsuku eziyishumi ngasekupheleni, njengoba izinhloso ezithile zokuthengwa kwempahla ezansi nomfula zikhula futhi kusondela imakethe ye-“Golden September”, ezinye izidingo zokuphela zingase zilulame, futhi amanani okuthenga angase akhe ukusekelwa okuthile kwezintengo. Kodwa-ke, ngokwebanga lokuguquguquka kule nyanga, okulindelwe kuhlala kunomkhawulo.
Isikhathi sokuthumela: Aug-08-2025