[Tataiso] : Ho elella bofelong ba June, ho koaloa ho sa lebelloang ha thepa ea 'maraka ea propylene ho ile ha etsahala ka mor'a se seng, se neng se le molemo ho lehlakoreng la phepelo, ha cheseho ea lihlahisoa tse tlaase li ntse li phahama,' me theko ea 'maraka e ile ea khaotsa ho theoha, ho tloha ka July 14, batho ba tloaelehileng. Theko ea 'maraka oa Shandong propylene e ne e le 6480-6500 yuan/ton,' me thekiso ea mantlha ea 'maraka oa East China e ne e le 6350-6350 yuan/ton.

Potoloho ena, 'maraka oa lehae oa propylene o emisitse ho oa le ho hlaphoheloa,' me lintlha tse tšehetsang ho khutla ha 'maraka ke haholo-holo metheong ea phepelo le tlhoko. Macro, litheko tsa oli tsa machabeng li ile tsa phahama, lintlha tsa mantlha tse ntle ke tsena: data ea inflation ea United States e ntle, Federal Reserve ho tsoela pele ho phahamisa sekhahla sa phaello e fokotsehile, 'me ho fokotseha ho eketsehileng ha tlhahiso ea Saudi Arabia ho ile ha tlisa tsoelo-pele ea sepakapaka se setle. mmaraka. Ka nako e ts'oanang, sebaka sa ho paka likoloi tsa nakoana tsa lisebelisoa tsa Qingdao Jinneng, Wangtong le Zhenghe propylene sebakeng seo, ha sesebelisoa sa pele sa ho paka likoloi ha se so qale ho qala hape, 'me phepelo e shebane le' maraka ka tšehetso e itseng, le sekhahla sa tlhahiso ea naha ea PDH. ke 69.79% ho tloha matsatsing a 14, e leng 0.2% e tlase ho feta potoloho e fetileng. Ka ho oa ha kaho ea propylene, lethathamo la likhoebo tsa tlhahiso ea propylene ha le phahame ka kakaretso, theko ea tlhahiso e ntse e phahamisoa butle-butle, cheseho ea ho reka ka tlaase e molemo, 'me boemo ba khoebo ka kakaretso bo lokile.

Ka potoloho ena, mekhoa e meraro ea propylene e tsoakane, 'me phaello ea propane dehydrogenation ho propylene e totobetse haholoanyane. Ka lehlakoreng le leng, theko ea letheba ea propane e ntse e theoha sethaleng sena, 'me ka lehlakoreng le leng, theko ea propylene monomer e matla, e fanang ka matla a itseng molemong oa phaello. Phaello ea naphtha le methanol ho propylene e ile ea tsoela pele ho theoha, 'me phaello ea methanol ho propylene e ile ea theoha haholo, e neng e anngoe haholo ke ho phahama ha theko ea methanol e tala, e neng e sitisa phaello. Naphtha ho propylene tshebetso phaello e atisa ho fokotseha ho tloha bekeng e fetileng, ntho e ka sehloohong e susumetsang ke theko ea naphtha e moqotetsane holimo, empa hape le phaello ea ho khanna e bakileng, ho lebeletsoe hore nako e khutsoanyane propylene phaello volatility tšekamelo, morao ela hloko ka ho fetisisa 'marakeng. theko ea thepa e tala.

Ka nako e khuts'oane, ka lehlakoreng la phepelo, ka ho qala bocha ha lisebelisoa tsa PDH Shandong, mojaro oa lihlahisoa tse sa tsoa kenngoa molemong oa pele o ntse o eketseha butle-butle, 'me phepelo ea hona joale ea propylene e lebelletsoe ho eketseha, empa ho paka ka nakoana. lisebelisoa tsa fektheri ka bomong tsa Shandong li tla fana ka matlafatso e itseng 'marakeng. Lehlakoreng la tlhoko, sethaleng sena, 'maraka oa polypropylene o atisa ho ba matla, phaello ea phofo e lokile, lifeme tse tlaase li hloka feela ho reka haholo-holo, ha bekeng e tlang PO, fektheri ea acrylonitrile e lebeletsoe ho qala hape, ho lebeletsoe hore propylene ea nako e khutšoanyane. 'maraka o ka' na oa e-ba le keketseho e nyenyane, empa sebaka sa ho phahama se lekanyelitsoe, latela haufi-ufi ho qala bocha le ho romelloa ha baetsi ba propylene.

Lehlakore la tlhoko, mokhoa oa 'maraka oa polypropylene potolohong, tšehetso ea lehlakore la tlhokahalo e matla, theko ea propylene ea pre-stack e theohetse tlase, ho ata lipakeng tsa propylene le PP ho atolosoa, phaello ea feme e tlase butle butle e ile ea eketseha, cheseho ea ho reka le eona e ile ea khethoa butle-butle. holimo, e lebisitse ho thomello e boreleli ea likhoebo tsa propylene, boemo ba inventory butle-butle ho ea tlase, litheko tsa propylene li nyoloha.