1.Analysis ea holimo nokaasiti ea aceticmokhoa oa 'maraka

Karolelano ea theko ea acetic acid qalong ea khoeli e ne e le 3235.00 yuan / ton, 'me theko qetellong ea khoeli e ne e le 3230.00 yuan / tonne, keketseho ea 1.62%,' me theko e ne e le 63.91% e tlase ho feta selemong se fetileng.

Ka Loetse, 'maraka oa asiti ea acetic o ne o laoloa ke mefuta e mengata ea oscillation, ka litheko li theoha pele li phahama. Karolong ea pele ea selemo, 'maraka oa acetic acid o ne o kopantsoe, o na le phepelo e lekaneng, tlhokahalo e fokolang ea ho theosa le noka, phepelo e fokolang ea' maraka le tlhokahalo, litheko tsa acetic acid li ile tsa fetoha; halofong ea bobeli ea selemo, 'maraka oa asiti ea acetic o ne o fokola ebile o theoha, haholo hobane likhoebo tsa tlhokomelo ea asiti ea acetic li ile tsa qala ts'ebetso e tloaelehileng, phepelo ea' maraka e ne e lekane, theko e tlase e ntse e fokola, phepelo e matla ebile e fokola, acetic. litheko tsa asiti li ile tsa tsoela pele ho theoha; Qetellong ea khoeli, matsatsi a phomolo a Letsatsi la Sechaba a ne a ntse a atamela, tlhokahalo e ka tlaase ea noka e ile ea eketseha, 'me likhoebo li ne li e-na le sepheo se matla sa ho phahamisa litheko. Qetellong ea khoeli, tlhahiso e ile ea nyoloha, e lateloa ke keketseho ea theko ea methanol e holimo, tšehetso ea thepa e tala e ntle, qetellong ea khoeli litheko tsa acetic acid li ile tsa nyoloha ho fihlela qalong ea khoeli.

2. tlhahlobo ea mekhoa ea maraka ea ethyl acetate

Ka September, ethyl acetate ea malapeng e ntse e fokola, 'maraka o ntse o le mothating oa ho theoha. Ho ea ka lipalo-palo tsa Business News Service, ho fokotseha ha khoeli ena e ne e le 0.43%, 'me ho elella bofelong ba khoeli, theko ea' maraka ea ethyl acetate e ne e le 6700-7000 yuan / ton.

Khoeling ena, karolo ea litšenyehelo tsa ethyl acetate ha e ntle haholo, asiti ea acetic boholo ba khoeli e theohela tlase, bekeng ea ho qetela ea Loetse e tsoetse pele, e lebisang ho nako e khuts'oane ea ethyl acetate holimo, pheletso ea khoeli e ke ke ea tšehetsoa. litheko li ntse li e-so khutlele qalong ea boemo. Ho ne ho e-na le phetoho e nyenyane lehlakoreng la phepelo, boholo ba limela tsa Chaena Bochabela li ne li sebetsa ka mokhoa o tloaelehileng, 'me matla a lik'hamphani a thomello ha aa ka a tlisa nako ea tlhōrō ea "Golden Nine",' me thepa e ntse e le holimo. Phetoho e akaretsang ea litheko tsa litheko tsa limela tse kholo Shandong ha e bohlokoa. Bofokoli bo tlase ba 'maraka bo thata ho ntlafatsoa,' me theko ea thepa e ntse e tsitsitse feela tlhokahalo.

3.butyl acetate tlhahlobo ea mekhoa ea marakeng

Domestic butyl acetate e ile ea tsoela pele ho theoha ka Loetse, mme mmaraka o ne o ntse o fokola. Ho ea ka Business Newswire, ho fokotseha ha khoeli le khoeli ea butyl acetate e ne e le 2.37%. Qetellong ea khoeli, theko ea lapeng ea butyl acetate e ne e le 7,200-7,500 yuan/ton.

Ka lehlakoreng le leng, lehlakore la litšenyehelo le ile la fapoha, le hoja asiti ea acetic e ile ea boela ea phahama qetellong ea khoeli, empa ho ntse ho le thata ho khanna butyl acetate e ka tlaase ho lefifi, sehlahisoa se seng sa n-butanol se theoha, se theohile ka 2.91% ka khoeli. . Ka kakaretso, lehlakore la litšenyehelo le ntse le laoloa ke lehlakore le lekhutšoanyane. Theko e nyahamisang ea nako e telele ea butyl acetate haholo-holo e tsoa khatellong ea phepelo le tlhoko: boemo ba ho qala ha sesebelisoa, sekhahla sa ho qala ha likhoebo tsa butyl se fetoha hanyane, sekhahla sa ho qala ha limela tse kholo ho boloka boleng bo holimo le bo holimo. ka tlase ho 40%, empa khatello ea thepa ea limela tse kholo e totobetse, tlas'a tšusumetso ea tlhokahalo e fokolang, litšebelisano tsa 'maraka ha li ntle. The terminal e boloka tlhokahalo feela, 'me boemo ba khoebo ka kakaretso bo bobebe.

4.Analysis ea ketane ea indasteri ea acetic acid

Ho tloha ka chate ea papiso ea ho phahama le ho oa ha ketane ea indasteri ea acetic acid, re ka bona hore ketane ea indasteri e bontša mokhoa oa ho bata ka holimo le o chesang ka tlaase, ka methanol (19,17%) qetellong ea mohloli o nyolohang haholo, ho beha khatello e matla ho asiti ea acetic le tlase ho noka. Ka ho khetheha, ethyl ester e tlaase le butyl ester e ntse e sa lokolohe ho tloha 'marakeng o mobe. Phaello e fapaneng ea likhoebo nakong ea khoeli le eona e ile ea boloka sekhahla sa ho qala khoebong se le tlase, haholo-holo ho putlama ho hobe.

Ka nako e khuts'oane, ketane ea indasteri ea acetic acid e tla lula e felloa ke matla, baetsi ba asiti ea acetic ba ka ipokellela metšoasong nakong ea matsatsi a phomolo, empa litheko tse tlase tsa ethyl acetate, butyl acetate le PTA li ntse li tsoela pele ho jeoa nakong ea mokete, 'me 'maraka o tlatsitsoe ka mor'a moo. mokete ona o tla tlisa melemo ho acetic acid. Leha ho le joalo, ho nahanoa ka ntlafatso e nyane ea tlhokeho ea ho qetela. Litheko tsa Ethyl ester le butyl ester li ka lula li fokola.

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