Acetate ea vinyl ea Chaena
Vinyl acetate (VAC) ke ntho ea bohlokoa ea lik'hemik'hale tse tala tse nang le foromo ea molek'hule ea C4H6O2, e tsejoang hape e le vinyl acetate le vinyl acetate.Vinyl acetate e sebelisoa haholo tlhahisong ea joala ba polyvinyl, ethylene-vinyl acetate copolymer (EVA resin), ethylene-vinyl alcohol copolymer (EVOH resin), vinyl acetate-vinyl chloride copolymer (vinyl chloride resin), latex e tšoeu, acrylic fiber le lihlahisoa tse ling.E sebelisoa haholo masimong a fiber ea maiketsetso, ho roala, slurry, filimi, ts'ebetso ea letlalo, ntlafatso ea mobu, 'me e na le tebello e pharaletseng ea nts'etsopele le ts'ebeliso.Mekhoa ea ts'ebetso ea vinyl acetate e kenyelletsa mokhoa oa carbide acetylene, mokhoa oa tlhaho oa khase ea acetylene le mokhoa oa petroleum ethylene.Mokhoa oa carbide acetylene o sebelisoa haholo Chaena, mme matla a tlhahiso ea mokhoa oa carbide acetylene o tla fihla ho 62% ka 2020.
Lilemong tsa morao tjena, tlhokahalo ea 'maraka ea vinyl acetate Chaena e bontšitse mokhoa o akaretsang oa ho nyoloha.Ho ea ka lipalo-palo tsa China Chemical Fiber Industry Association, ka 2016, tšebeliso e bonahalang ea vinyl acetate Chaena e ne e le lithane tse limilione tse 1.94, tse nyolohetseng ho lithane tse limilione tse 2.33 ka 2019. E anngoe ke COVID-19 halofo ea pele ea 2020, tekanyo ea ts'ebetso ea liindasteri tse tlaase e ne e le tlaase, e leng se ileng sa lebisa ho fokotseha ho fokolang ha tšebeliso e bonahalang ea vinyl acetate ho lithane tse limilione tse 2,16;Ka botsitso ba boemo ba seoa halofong ea bobeli ea selemo le ho hlaphoheloa ka potlako ha tlhahiso ea moruo, tlhoko ea vinyl acetate e ile ea fola ka potlako ho tloha halofo ea bobeli ea 2020 ho isa halofong ea pele ea 2021, theko ea mmaraka e ile ea phahama haholo, 'me indasteri e ile ea hlaphoheloa.
Sebopeho sa tlhokeho ea vinyl acetate naheng ea China se tsitsitse, ka joala ba polyvinyl, polyvinyl acetate, lotion ea VAE le resin ea EVA joalo ka lihlahisoa tsa mantlha.Ka 2020, karolo ea joala ea polyvinyl mohahong o sebelisoang malapeng oa vinyl acetate e tla fihla ho 65%, 'me kakaretso ea polyvinyl acetate, VAE lotion le EAV resin e tla ba 31%.
Hajoale, China e na le matla a maholohali a vinyl acetate lefatšeng.Ka 2020, matla a China a vinyl acetate a tla fihla ho lithane tse limilione tse 2.65, e leng karolo ea 40% ea kakaretso ea lefats'e.Lilemong tsa morao tjena, matla a morao-rao indastering ea vinyl acetate ea China e ile ea theoha butle-butle, 'me bokhoni bo tsoetseng pele bo ekelitsoe ho tlatsa lekhalo la mmaraka.Ka ntlafatso e tsoelang pele ea sebopeho sa phepelo ea indasteri, tlhahiso ea China ea vinyl acetate e bonts'itse kholo ea kholo ka kakaretso.Ho ea ka lipalo-palo tsa Mokhatlo oa China Chemical Fiber Industry Association, tlhahiso ea lapeng ea vinyl acetate e eketsehile ho tloha ho lithane tse limilione tse 1.91 ka 2016 ho ea ho lithane tse limilione tse 2.28 ka 2019, ka sekhahla sa kholo ea selemo le selemo sa 5.98%;Ka 2020, ka lebaka la theko e tlaase ea oli ea machaba, litšenyehelo tsa tlhahiso ea mokhoa oa mose ho maoatle oa petroleum ethylene li fokotsehile, ho kenngoa ha vinyl acetate Chaena ho ile ha eketseha, 'me tlhahiso ea malapeng ea vinyl acetate e fokotsehile ho lithane tse limilione tse 1,99;Ho tloha halofo ea bobeli ea 2020, ka ntlafatso ea moruo oa lefats'e le ho phahama ha litheko tsa oli tsa machabeng, tlhahiso ea indasteri ea acetate ea lapeng e se e futhumetse.


Nako ea poso: Mar-03-2023