Ho kena ka 2023, ka lebaka la ho putlama ha libaka tse fapaneng, 'maraka oa lefats'e oa polyvinyl chloride (PVC) o ntse o tobane le ho hloka botsitso.Boholo ba nako ka 2022, litheko tsa Asia le United States li bonts'itse ho theoha ho hoholo ha litheko le ho theoha ka 2023. Ho kena 2023, libakeng tse fapaneng, kamora phetoho ea China ea leano la thibelo le taolo ea seoa, 'maraka o lebelletse ho arabela. ;e le ho loantša ho theoha ha theko ea lichelete, e ka 'na ea eketsa phaello ea phaello le ho fokotsa tlhokahalo ea PVC ea lehae United States.Tabeng ea tlhoko e fokolang ea lefats'e, sebaka sa Asia le United States, tse etelletsoeng pele ke China, li ile tsa atolosa thepa ea PVC.Ha e le Europe, sebaka sena se ntse se tla tobana le litheko tse phahameng tsa matla le bothata ba theko ea lichelete, 'me ho ka etsahala hore ho ke ke ha e-ba le mekhahlelo e tsitsitseng ea phaello ea indasteri.
Europe e tobane le tšusumetso ea ho putlama ha moruo
Barupeluoa ba 'maraka ba bolela esale pele hore maikutlo a' maraka oa alkali oa Europe le PVC ka 2023 a tla ipapisa le ho putlama ha moruo le phello ea bona tlhokehong.Ka ketane ea indasteri ea chlorine, phaello ea moetsi e tsamaisoa ke ho leka-lekana pakeng tsa alkali le PVC resin, 'me e' ngoe ea lihlahisoa e ka etsa hore ho lahleheloe ke sehlahisoa se seng.Ka 2021, tlhoko ea lihlahisoa tsena tse peli e matla haholo, eo PVC e leng eona e ka sehloohong.Leha ho le joalo, ka 2022, ka lebaka la mathata a moruo le litšenyehelo tse phahameng tsa matla, tabeng ea ho phahama ha litheko tsa alkaline, tlhahiso e thehiloeng ho chlorine e ile ea qobelloa ho fokotsa mojaro, 'me tlhokahalo ea PVC ea fokotseha.Bothata ba tlhahiso ea chlorine bo lebisitse ho phepelo e thata ea phepelo e halikiloeng ea alkali, e hohelang palo e kholo ea litaelo tsa thepa ea US, mme theko ea kantle ho naha ea United States e kile ea nyolohela maemong a holimo ho tloha ka 2004. theko ea sebaka sa li-PVC tsa Europe e ile ea theoha haholo, empa e ntse e bolokile theko e phahameng ka ho fetisisa lefatšeng qetellong ea 2022.
Barupeluoa ba 'maraka ba bolela esale pele hore halofo ea pele ea 2023,' maraka oa Europe oa alkali le oa PVC o tla fokola le ho feta hobane tlhokahalo ea bareki e tla hatelloa ke theko ea lichelete.Ka November 2022, barekisi ba alkaline ba itse: "Litheko tse phahameng tsa alkalinity li senngoa ke tlhoko."Leha ho le joalo, barekisi ba bang ba boletse hore mebaraka ea alkali le ea PVC ka 2023 e tla ba e tloaelehileng.Theko ea feberu e phahameng le alkali.
Ho fokotseha ha tlhoko ea US ho khothalletsa ho tsoa
Mehloli ea 'maraka e boletse hore ka 2023, bahlahisi ba kopaneng ba chlor-alkaline ba United States ba tla boloka tlhahiso e phahameng ea ts'ebetso le ho boloka litheko tse matla tsa alkaline,' me theko le tlhoko e fokolang ea PVC e lebelletsoe ho tsoela pele.Ho tloha ka Mots'eanong 2022, theko ea kantle ho naha ea US PVC e theohile ka hoo e ka bang 62%, mme theko ea kantle ho naha ea alkaline ho tloha ka Mots'eanong ho isa Pulungoana 2022 e nyolohile ka hoo e ka bang 32%, ebe e qala ho theoha.Ho tloha ka Hlakubele 2021, matla a ho chesa Amerika a United States a theohile ka 9%, haholoholo ka lebaka la letoto la ho emisoa ha tlhahiso ke k'hamphani ea Liolimpiki, e ts'ehelitseng ho matlafatsoa ha litheko tsa alkaline.Ho kena ka 2023, matla a litheko tse halikiloeng tsa alkaline le tsona li tla fokola, 'me ho hlakile hore ho fokotseha ho ka lieha.
West Lake Chemical ke e mong oa bahlahisi ba resin ba Amerika ba PVC.Ka lebaka la tlhokahalo e fokolang ea li-plastiki tse tšoarellang nako e telele, k'hamphani e boetse e fokolitse sekhahla sa tlhahiso ea lihlahisoa le ho atolosa thepa ea eona ea thepa.Leha ho fokotseha ha lebelo la ho nyoloha ha sekhahla sa tsoala ho ka lebisa tlhokeho e ntseng e eketseha ea lehae, barupeluoa ba mebaraka ba boletse hore pholiso ea lefats'e e ipapisitse le hore na tlhoko ea lehae ea China e tsoetse pele.
Ela hloko ho hlaphoheloa ha litlhoko tsa China tse ka bang teng
Mmaraka oa Asia oa PVC o kanna oa phahama mathoasong a 2023, empa mehloli ea 'maraka e boletse hore haeba tlhoko ea China e so fumanehe ka botlalo, ho hlaphoheloa ho ntse ho tla thibeloa.Theko ea li-PVC tsa Asia e ile ea theoha haholo ka 2022, 'me tlhahiso ka December ea selemo seo e fihlile boemong bo tlaase ka ho fetisisa ho tloha ka June 2020. Mehloli ea 'maraka e boletse hore boemo ba theko bo bonahala bo susumetsa theko ea libaka le ho ntlafatsa litebello tsa batho tsa ho theoha.
Mehloli e boetse e bontšitse hore ha ho bapisoa le 2022, palo ea phepelo ea Asia PVC ka 2023 e ka boloka boemo bo tlase, mme sekhahla sa ts'ebetso se fokotsehile ka lebaka la phallo e phatlohileng.Mehloli ea khoebo e bolela esale pele hore mathoasong a 2023, phallo ea thepa ea pele ea US PVC e kenang Asia e tla fokotseha.Leha ho le joalo, mehloli ea Amerika e boletse hore haeba tlhoko ea China e khutla, ho fokotseha ha thepa ea kantle ho naha ea China ea PVC ho ka baka keketseho ea thepa e romelloang kantle ho naha ea Amerika.
Ho ea ka boitsebiso ba meetlo, lihlahisoa tsa China tsa PVC li fihletse tlaleho ea lithane tse 278,000 ka April 2022. Ka morao ho 2022, lihlahisoa tsa China tsa PVC li ile tsa fokotseha.Ka lebaka la ho theoha ha litheko tsa US PVC tsa kantle ho naha, litheko tsa Asia PVC li ile tsa theoha 'me litšenyehelo tsa ho romelloa li ile tsa theoha, tse ileng tsa tsosolosa tlhōlisano ea lefats'e ea Asia PVC.Ho tloha ka Mphalane 2022, thepa ea kantle ea China ea PVC e ne e le lithane tse 96,600, boemo bo tlase ho tloha ka Phato 2021. Mehloli e meng ea mebaraka ea Asia e boletse hore ka phetoho ea China ea thibelo ea seoa, tlhokahalo ea China e tla khutla ka 2023. Ka lehlakoreng le leng, ka lebaka la litšenyehelo tse phahameng tsa tlhahiso, sekhahla sa tšebetso sa polante ea China ea PVC qetellong ea 2022 se theohile ho tloha ho 70% ho ea ho 56%.
Khatello ea thepa e eketsa PVC mme e ntse e haelloa ke ho khanna
E khannoa ke litebello tse nang le tšepo tsa 'maraka pele ho Mokete oa Selemo, PVC e ile ea tsoela pele ho phahama, empa ka mor'a selemo, e ne e ntse e le nako ea ho se sebelisoe.Tlhokahalo ha e e-s'o futhumatsoe ka nako eo, 'me' maraka o khutletse 'neteng e fokolang ea motheo.
Bofokoli ba motheo
Phepelo ea hona joale ea PVC e tsitsitse.Qetellong ea Pulungoana selemong se fetileng, leano la thekiso ea matlo le ile la qala, mme taolo ea seoa e ile ea ntlafatsoa.E ile ea fa maraka litebello tse ntle haholoanyane.Theko e ile ea tsoela pele ho hlaphoheloa, 'me phaello ea tsosolosoa ka nako e le' ngoe.Palo e kholo ea lisebelisoa tsa tlhokomelo butle-butle e ile ea tsosolosa mosebetsi qalong 'me ea eketsa lebelo la ho qala.Palo ea hona joale ea ts'ebetso ea PVC ke 78.5%, e leng boemong bo tlaase ka nako e tšoanang ha e bapisoa le lilemo tse fetileng, empa phepelo e batla e tsitsitse tabeng ea ho eketsa matla a tlhahiso le tlhokahalo e sa lekaneng ea nako e telele.
Mabapi le tlhokahalo, ho ea ka pono ea selemo se fetileng, kaho e tlaase e ne e le boemong bo tlaase ka ho fetisisa selemong se fetileng.Kamora hore taolo ea seoa e ntlafatsoe, sehlohlolo sa seoa sena se etsahetse, 'me tlhoko ea nako ea mariha e theohile le ho feta pele le ka mor'a Mokete oa Selemo.Hona joale, ho ea ka nako ea selemo, ho nka beke e le 'ngoe kapa tse peli ho qala ka mor'a Mokete oa Selemo ho qala ho ntlafatsa,' me sebaka sa kaho se hloka ho phahama ha mocheso.Selemo se Secha selemong sena se pejana, kahoo leboea le hloka nako e telele ea ho tsosolosa ka mor'a Mokete oa Selemo.
Mabapi le lethathamo la lihlahisoa, lihlahisoa tsa East China li ile tsa tsoela pele ho boloka holimo selemong se fetileng.Ka mor'a October, laebrari e ne e le ka lebaka la ho theoha ha PVC, ho fokotseha ha phepelo, le litebello tsa 'maraka bakeng sa tlhokahalo ea nako e tlang.Ho kopantsoe le mosebetsi oa ho emisa ho theosa oa Mokete oa Selemo, lethathamo la lihlahisoa le bokelletse haholo.Hajoale, lethathamo la lihlahisoa tsa PVC tsa China Bochabela le China Boroa ke lithane tse 447,500.Ho tloha selemong sena, ho bokeletsoe lithane tse 190,000, 'me khatello ea thepa e kholo.
Tekanyo ea ho ba le tšepo
Lithibelo mabapi le kaho ea libaka tsa kaho le lipalangoang li hlakotsoe.Leano la thekiso ea matlo le meaho le ntse le hlahisoa ka mokhoa o tsoelang pele qetellong ea selemo se fetileng, 'me' maraka o lebelletsoe ho khutlisa tlhokahalo ea thekiso ea matlo.Empa ha e le hantle, ho ntse ho e-na le ho hloka botsitso ho hoholo hona joale.Tikoloho ea lichelete tsa likhoebo tsa thekiso ea matlo le meaho ea phomola, empa hore na chelete ea k'hamphani e nts'etsapele meaho e mecha kapa e potlakisa kaho ea kaho.Haufinyane.Qetellong ea selemo se fetileng, re lebeletse hore mohaho oa thekiso ea matlo o tla ntlafala selemong sena.Ho ea ka pono ea inshorense, ho ntse ho e-na le lekhalo le lenyenyane pakeng tsa boemo ba sebele le litebello.Ho feta moo, tšepo le matla a ho reka a bareki ba matlo le tsona li bohlokoa, 'me ho thata ho matlafatsa thekiso ea matlo.Kahoo ha nako e ntse e ea, tlhoko ea PVC e ntse e lebelletsoe ho hlaphoheloa, ho fapana le ho ntlafatsoa haholo.
E emetse inventory phetoho ntlha ya hlaha
Joale, karolo ea hona joale ea motheo e boemong ba lefeela, 'me khatello ea thepa e phahame.Ho ea ka nako ea selemo, thepa e kenang nakong ea nako ea selemo e boetse e hloka ho emela bahlahisi ba PVC ba ka holimo ho noka ho kenya tlhokomelo ea selemo, ho fokotseha ha phepelo, le ntlafatso e felletseng ea kaho e tlase.Haeba phetoho ea thepa e ka hlahisoa haufinyane, e tla bapala karolo e matla ho khutliseng litheko tsa PVC.
Nako ea poso: Feb-16-2023