Acrylonitrile e etsoa ka ho sebelisa propylene le ammonia e le lisebelisoa tse tala, ka karabelo ea oxidation le mokhoa oa ho hloekisa. Ke motsoako oa manyolo o nang le mokhoa oa lik'hemik'hale oa C3H3N, mokelikeli o se nang 'mala o nang le monko o halefisang, o tukang, mouoane oa oona le moea o ka etsa motsoako o phatlohang,' me ho bonolo ho baka mollo ha o pepesehela lelakabe le bulehileng le mocheso o phahameng, 'me o ntša khase e chefo,' me o itšoara ka matla ka li-oxidizers, li-acids tse matla, li-acids tse matla le li-bromine tse matla.

E sebelisoa haholo-holo e le lisebelisoa tse tala bakeng sa acrylic le ABS / SAN resin, hape e sebelisoa haholo ho hlahisa acrylamide, peista le adiponitrile, rabara ea maiketsetso, Latex, joalo-joalo.

Likopo tsa 'Maraka oa Acrylonitrile

Acrylonitrile ke thepa ea bohlokoa e tala bakeng sa lisebelisoa tse tharo tse kholo tsa maiketsetso (lipolasetiki, rabara ea maiketsetso le likhoele tsa maiketsetso), 'me tšebeliso e tlaase ea acrylonitrile Chaena e tsepamisitsoe ho ABS, acrylic le acrylamide, e leng karolo ea ho feta 80% ea kakaretso ea tšebeliso ea acrylonitrile. Lilemong tsa morao tjena, China e fetohile e 'ngoe ea linaha tse holang ka potlako' marakeng oa lefatše oa acrylonitrile ka nts'etsopele ea liindasteri tsa lisebelisoa tsa lapeng le tsa likoloi. Lihlahisoa tse tlase li sebelisoa haholo mafapheng a fapaneng a moruo oa naha, joalo ka lisebelisoa tsa lapeng, liaparo, likoloi le meriana.

Acrylonitrile e entsoe ka propylene le ammonia ka karabelo ea oxidation le ts'ebetso ea tlhoekiso, 'me e sebelisoa haholo ho resin, tlhahiso ea indasteri ea acrylic, le fiber ea carbon ke libaka tsa kopo tse nang le tlhoko e ntseng e hola ka potlako nakong e tlang.

Carbon fiber, joalo ka e 'ngoe ea litšebeliso tsa bohlokoa tse tlase ho acrylonitrile, ke thepa e ncha eo hajoale e lebisitsoeng ho lipatlisiso le nts'etsopele le tlhahiso China. Carbon fiber e fetohile setho sa bohlokoa sa thepa e bobebe, 'me butle-butle e nka lisebelisoa tsa tšepe tse fetileng,' me e fetohile lisebelisoa tsa mantlha tsa ts'ebeliso ea masimo a sechaba le a sesole.

Ha moruo oa China o ntse o tsoela pele ho hola ka lebelo le potlakileng, tlhoko ea fiber ea khabone le lisebelisoa tsa eona tse kopaneng e ntse e eketseha. Ho latela lipalo-palo tse amehang, tlhoko ea carbon fiber naheng ea China e fihla ho lithane tse 48,800 ka 2020, e leng keketseho ea 29% ho feta 2019.

Ka tsoelo-pele e tsoelang pele ea saense le thekenoloji, 'maraka oa acrylonitrile o bontša mekhoa e metle ea tsoelo-pele.
Taba ea pele, tsela ea tlhahiso ea acrylonitrile e sebelisang propane joalo ka phepelo e ntse e khothaletsoa butle-butle.
Ea bobeli, lipatlisiso tsa li-catalysts tse ncha li tsoela pele ho ba sehlooho sa lipatlisiso bakeng sa litsebi tsa malapeng le tsa linaheng tse ling.
Ntlha ea boraro, tekanyo e kholo ea semela.
Ea bone, ho boloka matla le phokotso ea mosi, ho ntlafatsa ts'ebetso ho ntse ho le bohlokoa haholo.
Ea bohlano, ho hloekisa metsi a litšila ho fetohile taba ea bohlokoa ea lipatlisiso.

Acrylonitrile Tlhahiso e kholo ea Matla

Mehaho ea tlhahiso ea lehae ea acrylonitrile ea Chaena e tsepamisitsoe haholo ke likhoebo tsa China Petroleum & Chemical Corporation (Sinopec) le China National Petroleum Corporation (CNPC). Har'a bona, matla a tlhahiso ea tlhahiso ea Sinopec (ho kenyeletsoa le likhoebo tse kopanetsoeng) ke lithane tse 860,000, tse etsang karolo ea 34,8% ea kakaretso ea tlhahiso ea tlhahiso; matla a tlhahiso ea PetroChina ke lithane tse 700,000, tse ikarabellang bakeng sa 28.3% ea kakaretso ea matla a tlhahiso; matla a tlhahiso ea likhoebo tsa poraefete Jiangsu Searborn Petrochemical, Shandong Haijiang Chemical Co. Ltd. e nang le matla a tlhahiso ea acrylonitrile ea lithane tse 520,000, lithane tse 130,000 le lithane tse 260,000 ka ho latellana, tse ikarabellang bakeng sa kakaretso ea tlhahiso ea tlhahiso e ka bang 36.8%.

Ho tloha halofo ea bobeli ea 2021, karolo ea bobeli ea ZPMC e nang le lithane tse 260,000 / selemo, karolo ea bobeli ea Kruel e nang le lithane tse 130,000 / selemo, karolo ea bobeli ea Lihua Yi e nang le lithane tse 260,000 / selemo le karolo ea boraro ea Srbang e nang le lithane tse 260,000, 'me ts'ebetso e ncha e kentsoe lithane tse 260,000 ka mor'a selemo. e fihlile ho lithane tse 910,000 / selemo, 'me kakaretso ea matla a acrylonitrile ea malapeng e fihlile ho lithane tse limilione tse 3.419 / selemo.

Ho atolosoa ha bokhoni ba acrylonitrile ha ho emise mona. Ho utloisisoa hore ka 2022, semela se secha sa lithane tse 260,000 / selemo sa acrylonitrile se tla kenngoa ts'ebetsong Chaena Bochabela, semela sa lithane tse 130,000 / selemo sa Guangdong le semela sa lithane tse 200,000 / selemo Hainan. Matla a macha a tlhahiso ea malapeng ha a sa lekanyetsoa ho Chaena Bochabela, empa a tla ajoa libakeng tse 'maloa tsa Chaena, haholo-holo semela se secha sa Hainan se tla kenngoa ts'ebetsong e le hore lihlahisoa li be haufi le limmaraka tsa South China le Asia Boroa-bochabela, hape ho bonolo haholo ho romela ka leoatleng.

Bokhoni bo eketsehileng ba tlhahiso bo tlisa ho nyoloha ha tlhahiso. Lipalo-palo tsa Jinlian li bontša hore tlhahiso ea acrylonitrile ea Chaena e ile ea tsoela pele ho beha maemo a macha ka 2021. Qetellong ea December 2021, kakaretso ea tlhahiso ea malapeng ea acrylonitrile e fetile lithane tse limilione tse 2.317, ho fihlela ka 19% selemo le selemo, ha tšebeliso ea selemo le selemo e ne e le lithane tse limilione tse 2,6, tse nang le matšoao a pele a indasteri.

Tataiso ea ntlafatso ea nakong e tlang ea acrylonitrile

Selemong sa 2021 se fetileng, thepa ea kantle ho naha ea acrylonitrile e ile ea feta thepa e tsoang kantle ka lekhetlo la pele. Kakaretso ea ho kenngoa ha lihlahisoa tsa acrylonitrile selemong se fetileng e ne e le lithane tse 203,800, ho theohile ka 33.55% ho tloha selemong se fetileng, ha thomello e fihla ho lithane tse 210,200, keketseho ea 188.69% ho tloha selemong se fetileng.

Sena se ke ke sa arohanngoa le tokollo e tsepamisitsoeng ea matla a macha a tlhahiso naheng ea China 'me indasteri e boemong ba phetoho ho tloha ho leka-lekana e thata ho ea ho phaello. Ho phaella moo, lihlopha tse 'maloa tsa Europe le Amerika li ile tsa emisa karolong ea pele le ea bobeli, e leng se ileng sa fella ka ho theoha ka tšohanyetso ha phepelo, ha lihlopha tsa Asia li ntse li le teng ka potoloho ea tlhokomelo e reriloeng,' me theko ea Sechaena e ne e le tlaase ho feta theko ea Asia, Europe le Amerika, e ileng ea thusa li-export tsa acrylonitrile tsa Chaena ho atolosa, ho akarelletsa le Profinseng ea Taiwan ea Chaena, haufi le Korea, India le Turkey.

Keketseho ea palo ea thepa e romelloang kantle ho naha e tsamaellana le ho phahama ha palo ea linaha tse rekisetsang kantle. Pele, lihlahisoa tsa China tsa acrylonitrile li ne li romelloa haholo Korea Boroa le India. 2021, ka ho putlama ha phepelo ea kantle ho naha, palo ea thomello ea acrylonitrile e ile ea eketseha mme ea romelloa khafetsa 'marakeng oa Europe, e kenyelletsang linaha tse supileng le libaka tse kang Turkey le Belgium.

Ho boleloa esale pele hore sekhahla sa kholo ea tlhahiso ea acrylonitrile Chaena lilemong tse 5 tse tlang e kholo ho feta sekhahla sa kholo ea tlhokahalo e tlase, thepa e tsoang kantle ho naha e tla theoha le ho feta, ha thepa e tsoang kantle e tla tsoela pele ho eketseha, 'me li-export tsa acrylonitrile Chaena li lebelletsoe ho ama lithane tse phahameng tsa 300,000 ka 2022, ka hona ho fokotsa ts'ebetso ea mmaraka oa China.

chemwin e rekisa boleng bo phahameng, theko e tlase ea acrylonitrile feedstock setokong lefatšeng ka bophara