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Ethylene glycol, nke bụ "naanị otu" na ngalaba polyester, butere ịrị elu nke ọtụtụ kemịkalụ.Ọ dị mkpa ka 'ịtụgharị azụ nwere nnu gburugburu'?

 

Na 11:10 na Nọvemba 8, ngwaahịa polyester ethylene glycol nke Yulin Chemical Co., Ltd. nke Shaanxi Coal Group kwadoro!Nke a bụ oge mbụ a na-ebuga ngwaahịa polyester grade ethylene glycol nke Yulin Chemical Co., Ltd., nke na-emezu ihe GB/T4649-2018 chọrọ, na-ebuga na Zhejiang Hengyi Group Co., Ltd., ụlọ ọrụ polyester a ma ama nke ọma. na China.

Mgbe ọnụahịa ahụ gara n'ihu na-ada ma daa ala ọhụrụ n'afọ, ọdịnihu ethylene glycol abanyela n'ọkwa nkwado nke ala.N'ụbọchị ndị na-adịbeghị anya, ma e jiri ya tụnyere PTA na eriri staple n'otu agbụ ụlọ ọrụ ahụ, ọnụ ahịa ethylene glycol gbagoro nke ọma, otu ugboro na-eduga ngalaba polyester dum.Nke kachasị ike "ya" na mpaghara polyester na-apụ na mberede.Ọ bụ “azụ nwere nnu”?

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Na nso nso a, ọnụahịa nkeethylene glycolrebounded na ala larịị, na-eduga ịrị elu nke ọtụtụ chemicals.N'akụkụ a, Shi Jiaping, onye isi nyocha nke Huarui Information, kọwara na, n'otu aka ahụ, extrusion nke akụkụ ethylene glycol na-enye ihe pụtara ìhè.N'ọnwa Nọvemba, ibu ethylene glycol na-amalite agbadala ruo 55% - 56%, ebe gas sịntetik gaa na ethylene glycol na-amalite ibu agbadala ihe dịka 30% - 33%, n'ụzọ bụ isi akụkọ ihe mere eme dị ala.N'aka nke ọzọ, ọnụ ahịa ethylene glycol adaala n'ọkwa dị ala, nke kpafuru oke na ọnụahịa ahụ.Ka ọ dị ugbu a, mmetụta ahịa ahụ adịla ọkụ, na ngwaahịa ndị nwere oke uru mkpakọ na mmalite mmalite kwesịrị ịrụzi ya.

N'oge na-adịbeghị anya, ọdịnihu ethylene glycol tụgharịrị wee bilie, nke bụ "pụrụ iche" na mpaghara polyester.N'ezie, ọ bụ ụdị nrụzi ọnụ ahịa mgbe erere nzọ ọjọọ niile.N'ikpeazụ, a ka nwere ọtụtụ ngwaọrụ ndị a na-atụ anya na a ga-etinye n'imepụta n'ọdịnihu.Agbanyeghị, n'okpuru ọnọdụ enweghị atụ, gụnyere obere mwepu ngwaahịa n'ọdụ ụgbọ mmiri yana mmụba ogologo oge nke oriri sitere na atumatu nnukwu, ha ga-eweta oke elu maka ethylene glycol na-eledaghị anya.Site na nsonaazụ ya, ịrị elu nke ethylene glycol na nso nso a dị mma karịa ngwaahịa polyester ndị ọzọ.

 

1. A na-emewanye ikike mmepụta ihe, na ikike mmepe nke coal na ethylene glycol dị ukwuu.

Dabere na nyocha miri emi nke China's Ethylene Glycol Industry Development na Future Investment Research Report (2022-2029) nke Guanyan Report Network wepụtara, n'afọ ndị na-adịbeghị anya, ụlọ ọrụ ethylene glycol zuru ụwa ọnụ etolitela ngwa ngwa, yana ikike nrụpụta ethylene glycol na mmepụta na-abawanye afọ. site n'afọ.Na 2021, ikike mmepụta ethylene glycol zuru ụwa ọnụ ga-abawanye site na 19.4% kwa afọ, na mmepụta ga-abawanye site na 7.5% kwa afọ.N'okpuru ndabere a, ikike mmepụta na mmepụta nke ụlọ ọrụ ethylene glycol nke China na-abawanye kwa afọ.

N'ihe banyere ikike mmepụta, ka mba ahụ na-etinyekwu uche na ụlọ ọrụ ethylene glycol, nduzi dị mkpa na nkwado nkwado dị ka Formula maka Ịkwalite nkwalite na Ngwa nke Teknụzụ na Ngwaahịa na Petrochemical na Chemical Industry na 2021, Atụmatụ Nduzi na Ịkwalite The High Quality Development of Petrochemical and Chemical Industry n'oge "Atụmatụ nke iri na anọ nke ise" na echiche nduzi na High Quality Development nke Chemical Fiber Industry na 2022 na-aga n'ihu na-enye, na ụlọ ọrụ amụma gburugburu ebe obibi na-anọgide na-adị mma, China ethylene glycol. ikike mmepụta na-abawanye kwa afọ.Dị ka data ahụ si kwuo, ikike mmepụta ethylene glycol nke China ga-abawanye site na nde tọn 8.32 ruo nde tọn 21.45 site na 2017 ruo 2021, yana nkezi uto ngwakọta kwa afọ nke ihe dịka 31%.

N'ihe banyere ike itinye ego n'ọrụ, mkpokọta ojiji nke ethylene glycol ikike na China dị ala ugbu a, nke bụ ihe dịka 68.63% na 2017;Ọ ga-abawanye ruo 73.42% site na 2019. Otú ọ dị, site na 2020 ruo 2021, n'ihi mmetụta nke mwepu ọrịa n'ụlọ, ethylene glycol ngwaọrụ mmezi, ike rationing na elu coal ọnụ ahịa, ụlọ ethylene glycol amalite ibu dị ala, na n'ozuzu ya. Ụlọ ọrụ na-amalite ibelata nke ukwuu, na-eme ka ọnụego ojiji ethylene glycol na China na-agbada ruo 60.06% na 55.01% n'otu n'otu n'ime afọ abụọ gara aga.

N'ihe banyere mmepụta, na mgbasawanye nke ethylene glycol ike ahịa na mmụba n'ozuzu nke ọchịchọ ala ala, mmepụta ahụ na-egosikwa usoro nke uto kwa afọ.Site na 2017 ruo 2021, mmepụta ethylene glycol nke China mụbara site na nde tọn 5.71 ruo nde tọn 11.8, ọnụego uto ya gosikwara nrịgo elu n'ime afọ abụọ gara aga, nke nnukwu uto nke ikike nrụpụta ya na-akwalite.Na 2021, ọnụego mmepụta ethylene glycol nke China bụ ihe dịka 21.65% kwa afọ, pasent 2.63 dị elu karịa nke ahụ na 2020.

Site na ngbanwe nke ikike mmepụta nke ethylene glycol nke China, enwere ike ịhụ na ikike mmepụta ethylene glycol nke China emeela ka ọ dịkwuo mma n'ime afọ ise na-adịbeghị anya, ụlọ ọrụ ahụ nọkwa na-eto eto na mmepe.

N'ihe gbasara usoro ụlọ ọrụ, e nwere usoro mmepụta atọ nke ethylene glycol na China: ntinye (usoro naphtha / ethylene), MTO (methanol ka olefin) na coal na ethylene glycol.Ka ọ dị ugbu a, n'ihi nkà na ụzụ nwere nkà nke petroleum na ethylene glycol na China, nke bụ ụzọ a na-ejikarị eme ihe, ikike imepụta mmanụ na ethylene glycol bụ nke kachasị elu.Na 2021, ikike mmepụta mmanụ na ethylene glycol na China ga-aza ihe karịrị 60%, na mmepụta ga-agafe 7 nde tọn;Nke abụọ bụ coal ka ethylene glycol technology (ụzọ coal bụ iji coal synthesis gas na mbụ, na mgbe ahụ na-eji mmiri na carbon monoxide na synthesis gas dị ka akụrụngwa iji kwadebe ethylene glycol), na mmepụta ikike na-aza ihe karịrị 30% na mmepụta ihe karịrị nde tọn atọ.Ọnụ ego mmanụ ebiliwo n'ime afọ abụọ na-adịbeghị anya, na mmepụta nke coal na ethylene glycol na China amụbawo ngwa ngwa.Na 2021, mmepụta nke coal na ethylene glycol na China ga-eto ihe dịka 50% kwa afọ.Dị ka China nwere usoro ume nke "coal ọzọ, obere gas na obere mmanụ", coal na ethylene glycol bụ njirimara China n'ihe gbasara mkpokọta ethylene glycol na China.N'ọdịnihu, coal China na ethylene glycol nwere nnukwu ikike mmepe.

 

2. Nafta adịghị ike, o siri ike imeziwanye ya

Ngwongwo na-adịghị mma na ọchịchọ mere ka arụ ọrụ na-adịghị mma nke mpaghara ethylene glycol, na mmepụta ahụ nọgidere na-abaghị uru.N'otu oge ahụ, arụmọrụ nke akụrụngwa ya naphtha na ethylene dịkwa umengwụ, na-eme ka nkwado ego nke ethylene glycol ghara ịdị ike.

N'ihe gbasara ahịa zuru ụwa ọnụ maka akụrụngwa ethylene glycol, ntinye naphtha bụ ọnụ ọgụgụ kachasị ukwuu, gas sitere n'okike na mmepụta ethane na mba ofesi na-esote, yana mmepụta coal na China.Njikọ Naphtha bụbu usoro mmepụta nke nwere uru dị oke ọnụ ahịa, ma n'afọ a, ọnụ ahịa mmanụ siri ike na oriri na-adịghị ike mere ka mfu zuru oke na agbụ ụlọ ọrụ olefin, akụkụ ethylene na-ebelata mmepụta na nnukwu mpaghara, na ọnụahịa mmanụ naphtha crude. dị iche otu ugboro banyere na-adịghị mma nso, Nke a pụtara na ngwaahịa price bụ ala karịa nke akụrụngwa, na mmepụta bụ na ọnwụ.Ka ọ na-erule ngwụsị Ọktoba, ọnụ ahịa dị iche n'etiti naphtha na mmanụ crude anọwo na-agbanwe gburugburu efu.Adịghị ike nke naphtha na-eme ka ethylene glycol enweghị nkwado ego.Ya mere, na usoro nke ọnụahịa mmanụ na-ebili ma na-adaba, naphtha na-agbaso ọnụ ahịa mmanụ ala, na ethylene glycol na-efunahụ nkwado ego.Nke a bụkwa ihe dị mkpa maka ọnụahịa ethylene glycol ka ọ nọgide na-ada mbà kemgbe nkeji nke abụọ nke afọ a.

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3. Ọnụ ego coal siri ike enweghị ike ịkwado ethylene glycol

Usoro mmepụta nke coal bụ usoro mmepụta ethylene glycol pụrụ iche na China.Ka ọ dị ugbu a, ikike imepụta coal erutela tọn nde 8.65, na-aza 37% nke ikike ụlọ.Ọnụ ego nke coal kemịkalụ siri ike, ọ na-arụkwa ọrụ karịa 1100 yuan / ton maka ọtụtụ afọ, ma rute karịa 1300 yuan / ton kemgbe Septemba.Ọnwụ nke coal na ethylene glycol bụ ihe atụ karịa 1000 yuan / ton.N'ihi na isi mmalite nke syngas nke ọ bụla unit na-eji dị iche iche, kpọmkwem mmepụta uru nwere ike na-roughly ikpe ikpe.Otú ọ dị, coal na ethylene glycol anọwo na-efunahụ ya kemgbe nkeji nke abụọ nke afọ a, na ọnwụ na-aga n'ihu na-esiwanye ike site n'ịkwalite ọnụ ahịa coal.Otú ọ dị, ụfọdụ osisi kemịkal na-eji coke oven ọdụ gas maka mmepụta, nke bụ nke imegharị ihe mkpofu na ọnụ ahịa coal anaghị emetụta ya;Na mgbakwunye, enwere ụfọdụ ngwaọrụ nkwado nke ụlọ ọrụ coal.Na usoro nke ịrị elu ọnụ ahịa coal, uru coal dị elu bara ụba, ya mere nnabata nke mfu ethylene glycol dị ala na-akawanye mma.Ya mere, anyị nwere ike ịhụ na ọ bụ ezie na uru nke coal na ethylene glycol bụ ogbenye afọ a, ya unit bụ obere emetụta uru fluctuation tụnyere gara aga afọ.Ndochi nke ihe mkpali kwa afọ na mkpa mmezi ndị ọzọ nke ngalaba ahụ gbadoro ụkwụ na nkeji nke atọ, nke butere mbelata ngwa ngwa nke ọrụ coal na ethylene glycol.N'ozuzu, ma e wezụga n'ihi nkwụsị nke ọtụtụ mpụga akụrụngwa Ngwuputa nkeji n'ihi uru nsogbu n'ime afọ, ọrụ nke coal dabeere nkeji bụ dịtụ kwụsiri ike n'afọ a, na-enweghị nkwado maka ethylene glycol.

 

Na-ele anya n'ọdịnihu, adịghị ike ọkọnọ na atụmanya na-achọ ga-eme ka ọnụ ahịa ethylene glycol dị n'okpuru nrụgide.600000 tọn nke 1.8 nde ton nkeji na Yulin, Shaanxi Coal Mine e nyere ọrụ, na ndị fọdụrụ 1.2 nde tọn na-ezube itinye n'ime mmepụta na nke anọ nkeji iri na ise.Na mgbakwunye, Jiutai 1 nde ton unit ethylene glycol oru ngo etinyekwara n'ime mmepụta.N'ọdịnihu, e nwekwara atụmanya na Sanjiang 1 nde ton MTO na ethylene glycol unit na-akwado Shenghong Petrochemical ga-etinye n'ime mmepụta.Site na nkeji nke anọ ruo ọkara mbụ nke afọ na-abịa, nrụgide ọhụrụ oethylene glycol ka dị ukwuu.Oriri ọnụ na-adịghị ike na-aga n'ihu na-agbada ahịa olefin.Ọnụ ala naphtha dị ala na-eme ka ethylene glycol enweghị nkwado ọnụ ahịa, ọnụ ahịa coal siri ike na-esikwa ike inwe mmetụta dị ukwuu na ethylene glycol.Atụ anya nke adịghị ike na-eri na ọkọnọ na ọchịchọ ga-eme ka ọnụ ahịa nke ethylene glycol dị ala.

JIN DUN ChemicalỤlọ ọrụ nyocha nwere otu R&D nwere ahụmahụ, nwere mmasị na nke ọhụrụ.Ụlọ ọrụ ahụ na-ewe ndị ọkachamara na ndị ọkà mmụta dị ka ndị ọkachamara na nkà na ụzụ, ma na-eduzi mmekọrịta chiri anya na mgbanwe teknụzụ na Mahadum Beijing nke Chemical Technology, Mahadum Donghua, Mahadum Zhejiang, Zhejiang Research Institute of Chemical Industry, Shanghai Institute of Organic Chemistry na ndị ọzọ a ma ama. mahadum na ụlọ ọrụ nyocha.

JIN DUN Material na-ekwusi ike ịmepụta otu ndị nwere nrọ, na-emepụta ngwaahịa ndị dị ùgwù, ndị na-akpachapụ anya, siri ike, na-eme ka ọ bụrụ onye mmekọ tụkwasịrị obi na enyi ndị ahịa!Gbalịsie ike imeihe ọhụrụ kemịkalwetara ọdịnihu ka mma n'ụwa!


Oge nzipu: Dec-16-2022