Yuav ua li cas cais cov txiv neej anhydride tom qab esterification?

Kev Kho thiab Kev Sib Cais
Tom qab esterification, rectification yog qhov yuav tsum tau los cais maleic anhydride ntawm cov khoom seem. Cov txheej txheem no xav tau cov khoom siv ruaj khov thiab kev ua haujlwm raws li tus qauv. Cov maleic anhydride uas raug cais tawm ces yuav tsum tau ua kom qhuav ntxiv, tshem tawm cov xim, thiab tshem tawm cov khoom tsis huv kom txhim kho nws qhov huv thiab zoo.
Kev Kho Mob Roj Pov Tseg
Kev tsim cov roj anhydride ua rau muaj cov pa roj pov tseg ntau heev (muaj cov organic xws li benzene thiab carbon dioxide). Kev kho mob yuav tsum ua tau raws li cov qauv ib puag ncig: cov khoom siv thiab kev ntsuas tsim nyog (piv txwv li, cov khoom nqus, catalytic combustion, lossis adsorption towers) yuav tsum tau siv los tshem tawm cov tshuaj lom, tiv thaiv ib puag ncig thiab kev nyab xeeb ntawm cov neeg ua haujlwm.
Hauv kev xaus, cov kev cai rau kev tsim cov maleic anhydride suav nrog kev xaiv cov khoom siv raw, kev xaiv catalyst, kev tswj hwm cov xwm txheej tshuaj tiv thaiv, kev tswj hwm esterification, kev kho / kev sib cais, thiab kev kho cov roj pov tseg. Kev tswj hwm kev tshawb fawb thiab kev xav ntawm cov ntsiab lus no ua rau muaj kev tsim khoom zoo thaum ua kom ntseeg tau tias cov khoom zoo thiab kev nyab xeeb ib puag ncig.

Ob Xyoos Ua Tus Thawj Coj ntawm Maleic Anhydride Exports! Shandong Puli Chemical txoj kev tsim khoom loj, kev tswj hwm zoo nruj, thiab kev daws teeb meem kawg-rau-kawg ua rau cov neeg siv khoom thoob ntiaj teb ua ntej. Xav xauv koj cov khoom xa tuaj tom ntej? Coj mus rhaub qhov txuas kom txuas!

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Lub sijhawm tshaj tawm: Lub Ib Hlis-30-2026