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Ithini ukuhlaziywa kwesimo samanje se-Dimethylformamide (DMF) futhi yiziphi izinkambiso zesikhathi esizayo zokuthuthukiswa kochungechunge lwemboni ye-DMF?
Uchungechunge lwemboni ye-DMF i-DMF (igama lekhemikhali N,N-dimethylformamide) iyinhlanganisela yezinto eziphilayo enefomula yamakhemikhali ethi C3H7NO, uketshezi olungenambala nolubonisa ngale. I-DMF ingomunye wemikhiqizo enenani eliphakeme lezomnotho elengeziwe ochungechungeni lwemboni yamakhemikhali yamalahle yesimanje, futhi yomibili ingamakhemikhali aluhlaza...Funda kabanzi -
Imakethe kaMashi phenol ukunikezwa kwesikhathi esifushane kanye nengcindezi yesidingo yenyukile, ikhefu elikhulayo lisadinga usizo
NgoMashi, njengengxenye yokunakekelwa kwemboni yemikhiqizo ye-bisphenol A ezansi nomfula, kanye nengxenye yokushoda kokuqala kwetheminali, okuholela ekwenyukeni kokuhlinzekwa kwesikhashana esifushane kanye nengcindezi yesidingo emakethe ye-phenol, kodwa amanani entengo kawoyela ongahluziwe aphezulu muva nje ayaqhubeka, aqhubekisela phambili isiphetho esiphezulu se-phenol eluhlaza ...Funda kabanzi -
I-Bisphenol Isibikezelo semakethe yemakethe ngo-2022: ukwanda kwamandla, ukunikezwa kudlula isidingo, imakethe ye-BPA izothunyelwa ngaphandle njengempumelelo
Kusukela ngo-2015-2021, imakethe yaseChina ye-bisphenol A, enokukhiqizwa okukhulayo kanye nentuthuko ezinzile. 2021 Ukukhiqizwa kwe-bisphenol A yaseChina kulindeleke ukuthi kufinyelele amathani angaba yizigidi ezingu-1.7, futhi izinga eliphelele lokuvulwa kwemishini emikhulu ye-bisphenol A lingaba ngu-77%, elisezingeni eliphezulu...Funda kabanzi -
Imakethe ye-Bisphenol A yehla yaya ku-2100, ukulahlekelwa inzuzo ngama-21% phakathi nesonto
Ngenxa yesidingo esibi, kanye nemikhiqizo yomkhakha okhuphuka nomfula uphansi, izici ezingezinhle kakhulu, imakethe yasekhaya ye-bisphenol A yehle kakhulu kusukela eholidini, kusukela ngoMashi 1, intengo evamile ye-bisphenol A Imakethe yase-East China yehle ngezigidi eziyi-17,000 kuya ku-16,900 yuan, yehle ngama-yuan ayi-2,100...Funda kabanzi -
I-Vinyl acetate: ukuhlaziywa kwesimo semakethe samanje, uyini umbono we-vinyl acetate?
I-Vinyl acetate (VAc), eyaziwa nangokuthi i-vinyl acetate noma i-vinyl acetate, iwuketshezi olungenambala futhi olusobala ekamelweni lokushisa nokucindezela. Njengenye yezinto ezisetshenziswa kakhulu ezimbonini ezisetshenziswa kakhulu emhlabeni, i-VAc ingakhiqiza i-polyvinyl acetate resin (PVAc), i-polyvinyl alcohol (PVA), i-polyacrylonit...Funda kabanzi -
Ulwazi Chemical: izinto zokusetshenziswa zanda ngokuhlanganyela! I-toluene, i-acrylic acid, i-n-butanol namanye amanani ayathinteka, afinyelela ku-8200 yuan / ton
Ngaphansi kwethonya lalolu bhubhane, i-Europe ne-United States nezinye izifunda eziningi zaphesheya kwezilwandle ekuvaleni kwakamuva kwezwe, idolobha, ukuvalwa kwefekthri, ukuvalwa kwebhizinisi akuyona into entsha. Njengamanje, inani elihlanganisiwe lomhlaba wonke lamacala aqinisekisiwe we-pneumonia entsha lidlula ama-400 ...Funda kabanzi -
I-Acrylonitrile: Yiziphi izimboni esetshenziswa kakhulu? Liyini ikusasa le-acrylonitrile?
I-Acrylonitrile ikhiqizwa ngokusebenzisa i-propylene ne-ammonia njengezinto zokusetshenziswa, ngokusabela kwe-oxidation kanye nenqubo yokucwenga. Kuyinhlanganisela ephilayo enefomula yamakhemikhali i-C3H3N, uketshezi olungenambala olunephunga elicasulayo, oluvuthayo, umhwamuko nomoya walo kungakha ingxube eqhumayo, futhi...Funda kabanzi -
Imikhiqizo kaphethiloli yenyuka, izinto zokusetshenziswa zamakhemikhali zasusa "igagasi lokunyuka kwentengo", ukunyuka okuphezulu kwama-yuan angama-7866 / ton
Muva nje, imakethe yamakhemikhali ivule umgwaqo "wedrako nengwe" wokukhuphuka, uchungechunge lwemboni ye-resin, uchungechunge lwemboni ye-emulsion kanye nezinye izintengo zamakhemikhali zenyuka ngokujwayelekile. Iketanga lemboni ye-resin i-Anhui Kepong resin, i-DIC, i-Kuraray nezinye izinkampani zamakhemikhali zasekhaya nezangaphandle zimemezele amanani ...Funda kabanzi -
I-Melamine "inguquko enhle", into entsha ingase ilethe izinguquko eziphawulekayo embonini yezimoto, i-aerospace, bulletproof nezinye izinkambu.
Uyayikhumbula i-melamine? “Isengezo sempushana yobisi” esidume kabi, kodwa ngokumangalisayo, singase “siguqulwe”. NgoFebhuwari 2, kwashicilelwa iphepha locwaningo ku-Nature, iphephabhuku lesayensi elihamba phambili emhlabeni wonke, elithi i-melamine ingenziwa into ...Funda kabanzi -
Isifundazwe sase-Hebei sizonquma izinto eziza kuqala ngokuthuthukiswa kwemboni ye-petrochemical "ye-14th Year-Five", ikusasa lingalindelwa
Muva nje, iSifundazwe sase-Hebei, ukuthuthukiswa kwekhwalithi ephezulu yezimboni zokukhiqiza "ishumi nane nanhlanu" uhlelo lukhishwe. Lolu hlelo luveza ukuthi ngo-2025, imali engenayo yemboni ye-petrochemical yesifundazwe yafinyelela kuma-yuan ayizigidi eziyizinkulungwane ezingu-650, inani lomkhiqizo we-petrochemical ogwini wesifundazwe...Funda kabanzi -
Igwebu le-polyurethane: isabelo esikhulu kunazo zonke namathemba abanzi
Izinto ze-Foam ikakhulukazi zifaka i-polyurethane, i-EPS, i-PET kanye nezinto zenjoloba zegwebu, njll., ezisetshenziswa kakhulu emikhakheni yokufakwa kwe-heat insulation kanye nokonga amandla, ukunciphisa isisindo, umsebenzi wesakhiwo, ukumelana nomthelela nokunethezeka, njll., okubonisa ukusebenza, okumboza inani...Funda kabanzi -
Yiziphi izinqubo zokukhiqiza i-polycarbonate (PC)?
I-Polycarbonate (PC) iyiketango lamangqamuzana aqukethe iqembu le-carbonate, ngokusho kwesakhiwo samangqamuzana anamaqembu e-ester ahlukene, ingahlukaniswa ibe i-aliphatic, i-alicyclic, i-aromatics, okuyinani elisebenzayo kakhulu leqembu elimnandi, kanye ne-bisphenol A ebaluleke kakhulu yohlobo lwe-polycarbonate,...Funda kabanzi
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