Polyethylene e na le mefuta e fapaneng ea lihlahisoa tse ipapisitseng le mekhoa ea polymerization, maemo a boima ba limolek'hule, le degree ea branching. Mefuta e tloaelehileng e kenyelletsa polyethylene ea boleng bo phahameng (HDPE), polyethylene e tlaase-tlaase (LDPE), le polyethylene e tlaase e tlaase (LLDPE).
Polyethylene ha e na monko, ha e chefo, e utloahala joaloka boka, e na le khanyetso e babatsehang ea mocheso o tlaase, botsitso bo botle ba lik'hemik'hale, 'me e khona ho mamella khoholeho ea boholo ba li-acids le alkalis. Polyethylene e ka sebetsoa ka mokhoa oa ho etsa ente, ho bopa ka extrusion, ho bopa le mekhoa e meng ho hlahisa lihlahisoa tse kang lifilimi, liphaephe, lithapo le likhoele, lijana tse sekoti, litheipi tsa ho paka le maqhama, liropo, matlooa a litlhapi le likhoele tse lohiloeng.
Moruo oa lefats'e o lebelletsoe ho theoha. Khahlanong le semelo sa inflation e phahameng, tšebeliso e fokola 'me tlhokahalo ea fokotseha. Ho feta moo, Federal Reserve e ntse e tsoela pele ho phahamisa litefiso tsa phaello, pholisi ea lichelete e tiisitsoe, 'me litheko tsa thepa li tlas'a khatello. Ho phaella moo, ntoa ea Russia-Ukraine e ntse e tsoela pele 'me tebello e ntse e sa hlaka. Theko ea oli e tala e matla, 'me theko ea lihlahisoa tsa PE e ntse e phahame. Lilemong tsa morao tjena, lihlahisoa tsa PE li bile nakong ea katoloso e tsoelang pele le e potlakileng ea matla a tlhahiso, 'me likhoebo tsa lihlahisoa tse tlase li ntse li lieha ho latela litaelo. Khanyetsano ea tlhokeho ea phepelo e fetohile e 'ngoe ea mathata a mantlha nts'etsopele ea indasteri ea PE mothating ona.
Tlhahlobo le Boprofeta ba Phepelo ea Lefatše ea Polyethylene le Tlhokahalo
Bokhoni ba lefats'e ba tlhahiso ea polyethylene bo ntse bo eketseha. Ka 2022, matla a lefats'e a tlhahiso ea polyethylene a feta lithane tse limilione tse 140 ka selemo, keketseho ea selemo le selemo ea 6.1%, ka keketseho ea selemo le selemo ea 2.1% ea tlhahiso. Kakaretso ea sekhahla sa tšebetso ea yuniti e ne e le 83.1%, e leng phokotseho ea liphesente tse 3.6 ha e bapisoa le ea selemo se fetileng.
Asia Leboea-bochabela e ikarabella bakeng sa karolo e kholo ka ho fetisisa ea tlhahiso ea polyethylene lefatšeng, e etsang 30.6% ea kakaretso ea tlhahiso ea polyethylene ka 2022, e lateloa ke Amerika Leboea le Bochabela bo Hare, tse etsang 22.2% le 16.4% ka ho latellana.
Hoo e ka bang 47% ea matla a lefats'e a tlhahiso ea polyethylene e tsepamisitsoe lik'hamphaning tse leshome tse holimo tsa tlhahiso tse nang le bokhoni ba tlhahiso. Ka 2022, ho bile le likhoebo tse ka bang 200 tse kholo tsa tlhahiso ea polyethylene lefatšeng. ExxonMobil ke khoebo e kholo ka ho fetisisa lefatšeng ea tlhahiso ea polyethylene, e nkang hoo e ka bang 8.0% ea kakaretso ea tlhahiso ea lefatše. Dow le Sinopec li maemong a bobeli le a boraro ka ho latellana.
Ka 2021, kakaretso ea khoebo ea machaba ea polyethylene e ne e le liranta tse limilione tse likete tse 85.75 tsa US, keketseho ea selemo le selemo ea 40.8%, 'me kakaretso ea khoebo e ne e le lithane tse limilione tse 57.77, ho fokotseha ha selemo le selemo ka 7,3%. Ho ea ka pono ea theko, karolelano ea theko ea thepa ea polyethylene lefatšeng ka bophara ke lidolara tse 1484.4 tsa US ka tone, keketseho ea selemo le selemo ea 51.9%.
China, United States, le Belgium ke tsona tse rekisetsang polyethylene ho tsoa kantle ho naha, tse etsang karolo ea 34.6% ea kakaretso ea thepa e tsoang kantle ho naha; United States, Saudi Arabia le Belgium ke linaha tse ka sehloohong tse romelang polyethylene lefatšeng ka bophara, tse etsang karolo ea 32.7% ea kakaretso ea thepa ea lefatše.
Bokhoni ba lefats'e ba tlhahiso ea polyethylene bo tla boloka kholo e potlakileng. Lilemong tse peli tse tlang, lefats'e le tla eketsa lithane tse fetang limilione tse 12 tsa matla a tlhahiso ea polyethylene ka selemo, 'me merero ena hangata ke merero e kopantsoeng e hlahisoang hammoho le limela tsa ethylene tse holimo. Ho lebeletsoe hore ho tloha 2020 ho ea ho 2024, karolelano ea selemo le selemo ea kholo ea polyethylene e tla ba 5.2%.
Maemo a Hona Joale le Keletso ea Phepelo le Tlhokahalo ea Polyethylene Chaena
Bokhoni ba tlhahiso ea polyethylene le tlhahiso ea China li eketsehile ka nako e le 'ngoe. Ka 2022, tlhahiso ea China ea polyethylene e eketsehile ka 11.2% selemo le selemo mme tlhahiso e eketsehile ka 6.0% selemo le selemo. Ho ea bofelong ba 2022, ho na le likhoebo tse ka bang 50 tsa tlhahiso ea polyethylene Chaena, 'me matla a macha a tlhahiso ka 2022 a kenyelletsa haholo likarolo tse kang Sinopec Zhenhai Refinery, Lianyungang Petrochemical, le Zhejiang Petrochemical.
Chate ea Papiso ea Tlhahiso ea Polyethylene naheng ea China ho tloha 2021 ho isa 2023

Keketseho ea tšebeliso e bonahalang ea polyethylene e lekanyelitsoe, 'me tekanyo ea ho iphelisa e boloka khōlo. Ka 2022, tšebeliso e bonahalang ea polyethylene Chaena e eketsehile ka 0.1% selemo le selemo, 'me sekhahla sa ho iphelisa se eketsehile ka karolo ea 3.7 lekholong ho bapisoa le selemo se fetileng.
Bophahamo ba thepa e tsoang kantle ho naha ea polyethylene naheng ea China bo fokotsehile selemo le selemo, ha palo ea thomello e ntse e eketseha selemo le selemo. Ka 2022, palo ea ho kenya polyethylene ea China e fokotsehile ka 7.7% selemo le selemo; Palo ea thepa e tsoang kantle e eketsehile ka 41.5%. China e ntse e le morekisi oa polyethylene kantle ho naha. Khoebo ea China ea ho reka ka ntle ho naha ea polyethylene haholo-holo e itšetlehile ka khoebo e akaretsang, e ikarabellang bakeng sa 82.2% ea kakaretso ea thepa e tsoang linaheng tse ling; E latelang ke khoebo ea ho sebetsa ka ntle ho naha, e ikarabellang bakeng sa 9.3%. Theko e tsoang linaheng tse ling haholo-holo e tsoa linaheng kapa libaka tse kang Saudi Arabia, Iran, le United Arab Emirates, tse etsang karolo ea 49.9% ea kakaretso ea thepa e tsoang kantle ho naha.
Polyethylene e sebelisoa haholo Chaena, 'me filimi e nka karolo e fetang halofo ea kakaretso. Ka 2022, filimi e tšesaane e ntse e le sebaka se seholo ka ho fetesisa sa polyethylene naheng ea China, e lateloe ke ho bopeha ka ente, liphaephe, liphaephe le masimo a mang.
Polyethylene ea Chaena e ntse e le boemong ba khōlo e potlakileng. Ho ea ka lipalo-palo tse sa phethahalang, Chaena e rera ho eketsa lihlopha tse 15 tsa limela tsa polyethylene pele ho 2024, ka matla a eketsehileng a tlhahiso ea lithane tse fetang limilione tse 8 ka selemo.
2023 Lenane la Tlhahiso ea Sesebelisoa se Secha sa PE ea Lehae

Ho tloha ka Mots'eanong 2023, kakaretso ea tlhahiso ea limela tsa lapeng tsa PE e fihlile ho lithane tse limilione tse 30.61. Mabapi le katoloso ea PE ka 2023, ho lebelletsoe hore matla a tlhahiso e tla ba lithane tse limilione tse 3.75 ka selemo. Hona joale, Guangdong Petrochemical, Hainan Refining le Chemical, le Shandong Jinhai Chemical li kentse tšebetsong, ka kakaretso ea tlhahiso ea lithane tse limilione tse 2.2. E kenyelletsa sesebelisoa se felletseng sa lithane tse limilione tse 1.1 le sesebelisoa sa HDPE sa lithane tse limilione tse 1.1, athe sesebelisoa sa LDPE ha se so kengoe tšebetsong nakong ea selemo. Karolong ea bobeli ea selemo se latelang, ho ntse ho e-na le lithane tse limilione tse 1.55 / selemo tsa merero e mecha ea tlhahiso ea thepa, e kenyelletsang lithane tse limilione tse 1.25 tsa thepa ea HDPE le lithane tse 300000 tsa thepa ea LLDPE. Ho lebelletsoe hore kakaretso ea tlhahiso ea China e tla fihla ho lithane tse limilione tse 32.16 ka 2023.
Hajoale, ho na le khohlano e kholo lipakeng tsa phepelo le tlhoko ea PE naheng ea China, ka matla a tlhahiso ea lihlahisoa tse ncha hamorao. Leha ho le joalo, indasteri ea lihlahisoa tse tlase e tobane le bothata ba litheko tsa lihlahisoa tse tala, litaelo tse tlaase tsa lihlahisoa, le bothata ba ho eketsa litheko qetellong ea thekiso; Ho fokotseha ha lekeno la ts'ebetso le litšenyehelo tse phahameng tsa ts'ebetso li lebisitse ho phallo e thata ea chelete bakeng sa likhoebo, 'me lilemong tsa morao tjena, tlas'a maemo a phahameng a theko, maano a ho tiisa lichelete tsa kantle ho naha a ekelitse kotsi ea ho putlama ha moruo, mme tlhoko e fokolang e lebisitse phokotsong. ka litaelo tsa khoebo ea kantle ho lihlahisoa. Likhoebo tsa lihlahisoa tse tlase, joalo ka lihlahisoa tsa PE, li nakong ea bohloko ba indasteri ka lebaka la phepelo le tlhokeho ea teka-tekano. Ka lehlakoreng le leng, ba hloka ho ela hloko tlhoko ea setso, athe ho nts'etsapele tlhokahalo e ncha le ho fumana litaelo tsa kantle ho naha
Ho tloha karolong ea kabo ea tšebeliso ea PE e tlase ho naha ea Chaena, karolo e kholo ka ho fetisisa ea tšebeliso ke filimi, e lateloa ke lihlopha tse kholo tsa lihlahisoa tse kang ho bōptjoa ha ente, pipe, hollow, terata, cable, metallocene, coating, joalo-joalo Bakeng sa indasteri ea lihlahisoa tsa lifilimi, tse ka sehloohong ke filimi ea temo, lifilimi tsa indasteri, le filimi ea ho paka lihlahisoa. Leha ho le joalo, lilemong tsa morao tjena, tlhokahalo ea lihlahisoa tsa lifilimi tsa polasetiki tse lahliloeng e ile ea nkeloa sebaka butle-butle ke botumo ba lipolasetiki tse senyehang ka lebaka la melao e fokolang ea polasetiki. Ho phaella moo, indasteri ea lifilimi ea ho paka le eona e nakong ea phetoho ea sebopeho, 'me bothata ba ho ba le bokhoni bo bongata ba lihlahisoa tse tlaase bo ntse bo le boima.
Liindasteri tsa ente, lipeipi, tse se nang letho le tse ling li hokahane haholo le litlhoko tsa litšebeletso tsa motheo le bophelo ba letsatsi le letsatsi ba sechaba. Lilemong tsa morao tjena, ka lebaka la lintlha tse kang maikutlo a fosahetseng a maikutlo a bareki ho tsoa ho baahi, nts'etsopele ea indasteri ea lihlahisoa e tobane le litšitiso tse itseng tsa kholo, 'me morao tjena ho latela litaelo tse fokolang tsa ho romela thepa ho boetse ho lebisitse monyetla oa ho fokotseha ha khōlo. nako e khutšoane.
Ke lintlha life tsa kholo ea tlhokeho ea lehae ea PE nakong e tlang
Ebile, Kopanong ea Naha ea bo-20 qetellong ea 2022, ho entsoe tlhahiso ea mehato e fapaneng ho tsosa tlhokahalo ea lehae, ka sepheo sa ho bula phatlalatso ea ka hare ho China. Ntle le moo, ho boletsoe hore ho eketseha ha sekhahla sa kholo ea litoropo le sekhahla sa tlhahiso ho tla tlisa khothatso ea tlhokahalo ho lihlahisoa tsa PE ho latela pono ea papatso ea ka hare. Ho feta moo, phokotso e felletseng ea taolo, ntlafatso ea moruo, le keketseho e lebelletsoeng ea tlhokeho ea phallo ea ka hare le tsona li fana ka tiisetso ea leano bakeng sa ho hlaphoheloa nakong e tlang ea tlhoko ea lehae.
Ntlafatso ea bareki e hlahisitse tlhokahalo e ntseng e hlaha, ka litlhoko tse phahameng tsa lipolasetiki libakeng tse kang likoloi, matlo a bohlale, lisebelisoa tsa elektroniki le lipalangoang tsa terene. Lisebelisoa tsa boleng bo holimo, tse sebetsang hantle, le tse baballang tikoloho li fetohile khetho e ratoang. Libaka tse ka bang teng tsa kholo bakeng sa tlhoko ea kamoso li maemong a mane, ho kenyelletsa kholo ea liphutheloana indastering ea phano e hlakileng, lifilimi tsa ho paka tse tsamaisoang ke khoebo ea e-commerce, le kholo e ka bang teng ea likoloi tse ncha tsa matla, likarolo le tlhoko ea bongaka. Ho ntse ho na le libaka tse ka bang teng tsa kholo bakeng sa tlhoko ea PE.
Mabapi le tlhokahalo ea kantle, ho na le lintlha tse ngata tse sa tsitsang, tse kang likamano tsa Chaena tsa US, leano la Federal Reserve, Russia Ukraine ntoa, lintlha tsa leano la geopolitical, joalo-joalo Hona joale, tlhokahalo ea khoebo ea kantle ho naha ea Chaena bakeng sa lihlahisoa tsa polasetiki e ntse e le tlhahiso ea boemo bo tlaase. lihlahisoa. Lefapheng la lihlahisoa tse phahameng, litsebi tse ngata le thekenoloji li ntse li tšoaretsoe ka thata matsohong a likhoebo tsa linaheng tse ling, 'me thibelo ea theknoloji ea lihlahisoa tse phahameng e batla e le matla, ka hona, e boetse e le ntlha e ka sehloohong ea katleho bakeng sa sehlahisoa sa nakong e tlang sa Chaena. diyantle, moo menyetla le diphephetso di leng teng. Likhoebo tsa lehae li ntse li tobane le ntlafatso ea theknoloji le nts'etsopele.