[Moetapele] Mmaraka oa butyl acetate naheng ea China o tobane le ho se leka-lekane lipakeng tsa phepelo le tlhoko. Ho kopantsoe le litheko tse fokolang tsa thepa e tala, theko ea 'maraka e' nile ea e-ba tlas'a khatello e tsoelang pele le ho theoha. Ka nako e khuts'oane, ho thata ho fokotsa haholo khatello ea phepelo ea 'maraka le tlhokahalo,' me tšehetso ea litšenyehelo ha e lekane. Ho lebeletsoe hore theko e ntse e fetoha e fokolang ho pota-pota boemo ba hona joale.
Ka 2025, theko ea butyl acetate 'marakeng oa China e bonts'itse ho theoha ho tsoelang pele, le ho theoha ha morao tjena ho ntse ho tsoela pele le litheko li ntse li theoha khafetsa. Ho tloha qetellong ea la 19 Phato, karolelano ea theko 'marakeng oa Jiangsu e ne e le 5,445 yuan/ton, e theohile ka 1,030 yuan/ton ho tloha qalong ea selemo, e leng ho fokotseha ha 16%. Phetoho ena ea litheko e anngoe haholo ke ho sebelisana ha lintlha tse ngata tse kang likamano tsa phepelo le tlhokahalo le litšenyehelo tsa thepa e tala.
1, Tšusumetso ea ho feto-fetoha ha maemo 'marakeng oa thepa e tala
Ho feto-fetoha ha 'maraka oa thepa e tala ke e' ngoe ea lintlha tsa bohlokoa tse amang maemo a 'maraka a butyl acetate. Har'a bona, 'maraka oa acetic acid o bone ho theoha ha theko ho tsoelang pele ka lebaka la ho fokola ha phepelo le kamano ea tlhokeho. Ho tloha ka la 19 Phato, theko e fanoeng ea glacial acetic acid sebakeng sa Jiangsu e ne e le 2,300 yuan/ton, ho theosa le 230 yuan/ton ho tloha qalong ea Phupu, e emelang phokotseho e kholo. Mokhoa ona oa theko o hlahisitse khatello e totobetseng lehlakoreng la litšenyehelo tsa butyl acetate, e leng se bakang ho fokola ha matla a tšehetso ho tloha qetellong ea litšenyehelo. Ka nako e ts'oanang, 'maraka oa n-butanol, o anngoeng ke lintlha tsa liketsahalo tse kang khatello ea thepa likoung, o ile a bona ho emisa ha nakoana ho fokotseha le ho khutlela morao ho elella bofelong ba July. Leha ho le joalo, ho latela pono ea kakaretso ea phepelo le tlhokahalo, ha ho so be le ntlafatso ea mantlha linthong tsa motheo tsa indasteri. Mathoasong a Phato, theko ea n-butanol e ile ea khutlela boemong bo tlaase, e bontšang hore 'maraka o ntse o haelloa ke matla a holimo.
2, Tataiso ho tsoa likamanong tsa phepelo le tlhokahalo
Kamano ea phepelo le tlhokahalo ke eona ntho ea mantlha e amang ho fetoha ha litheko 'marakeng oa butyl acetate. Hona joale, ho hanyetsana pakeng tsa phepelo le tlhokahalo 'marakeng ho batla ho hlahelletse,' me liphetoho tse lehlakoreng la phepelo li na le phello e hlakileng ea tataiso holim'a mokhoa oa theko. Bohareng ba Phato, ha tlhahiso e qala hape fekthering e kholo sebakeng sa Lunan, phepelo ea 'maraka e ile ea eketseha le ho feta. Leha ho le joalo, lehlakore la tlhokeho e tlase le sebetsa hantle. Ntle le lifeme tse ling tse kholo tikolohong ea Jiangsu tse fumaneng tšehetso e itseng ka lebaka la ts'ebetso ea litaelo tsa kantle ho naha, lifeme tse ling ka kakaretso li ile tsa tobana le khatello ea thepa e romelloang, e lebisang ho theoheng ha theko ea 'maraka.
Ha re sheba pele, ho ea ka pono ea litšenyehelo, tlhahiso ea butyl acetate e ntse e boloka phaello e itseng ea phaello hona joale. Tlas'a tšebelisano ea lintlha tse ngata tse kang litšenyehelo le matla a phepelo ea phepelo, ho lebeletsoe hore theko ea n-butanol e ka 'na ea theha sethala se tlaase ho potoloha boemo ba hona joale. Leha nako ea tlhokeho ea khale ea tlhokeho e fihlile, liindasteri tse kholo tse tlase ha li so bonts'e matšoao a tlhokeho ea bohlokoa. Esita le haeba n-butanol e atleha ho theha botlaaseng, ho nahanoa ka ts'ebetso e sa lekaneng ea tlhokahalo e tlaase, kamore ea ho khutlisa 'maraka ka nako e khutšoanyane e lebeletsoe hore e fokotsehe. Ntle le moo, lehlakore la tlhokeho ea phepelo ea 'maraka oa asiti ea acetic le na le phello e fokolang ea ho khanna ho eketseha ha theko, ha baetsi ba ntse ba tobana le likhatello tse itseng tsa litšenyehelo. Ho lebeletsoe hore 'maraka o tla boloka mokhoa o sa tsitsang,' me mokhoa oa kakaretso o ka 'na oa e-ba boemong bo fokolang le bo tsitsitseng.
Ho latela pono ea phepelo le tlhokeho, le hoja nako ea tlhokahalo ea tlhōrō e tloaelehileng e ntse e atamela 'me ho na le litebello tsa ntlafatso ea tlhokahalo e tlaase, lebelo la hona joale la ts'ebetso ea indasteri le boemong bo phahameng,' me lifeme tse ling tse kholo li ntse li tobana le likhatello tse itseng tsa thomello. Ka lebaka la phaello ea hajoale ea tlhahiso, ho lebelletsoe hore bahlahisi ba ntse ba tla boloka leano la ts'ebetso le tsepamisitse maikutlo ho thomello, e leng se tla fella ka sekhahla se sa lekaneng sa ho nyolla litheko 'marakeng.
Ka kakaretso, ho lebeletsoe hore 'maraka oa butyl acetate o tsoele pele ho boloka liphetoho tse fokolang ho potoloha boemo ba theko ea hona joale nakong e khutšoanyane.
Nako ea poso: Aug-21-2025