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Kev them nyiaj tsawg tsawg thiab kev thov qeeb qeeb, lub lag luam PC yuav mus qhov twg?
1, Muab kev saib xyuas sab nrauv tsav kev tshawb nrhiav kev lag luam loj hlob Nyob rau nruab nrab mus rau lub Peb Hlis lig, nrog kev tshaj tawm xov xwm kev saib xyuas rau ntau lub PC xws li Hainan Huasheng, Shengtong Juyuan, thiab Dafeng Jiangning, muaj cov cim zoo ntawm kev muag khoom ntawm kev lag luam. Txoj kev no tau tsav kaum ...Nyeem ntxiv -
MMA cov nqi lag luam tau nce siab, nrog cov khoom siv nruj ua tus tsav tsheb loj
1, Kev Tshawb Fawb Kev Lag Luam: Tus nqi tseem ceeb nce rau thawj hnub ua lag luam tom qab Qingming Festival, kev lag luam tus nqi ntawm methyl methacrylate (MMA) tau ntsib kev nce ntxiv. Cov lus hais los ntawm cov lag luam nyob rau sab hnub tuaj Tuam Tshoj tau dhia mus rau 14500 yuan / tuj, nce ntawm 600-800 yuan / tuj piv ...Nyeem ntxiv -
Kev Tshawb Fawb Kev Lag Luam ntawm Bisphenol A: Kev xa khoom ntau dhau ntawm cov khoom siv hauv tsev, Kev lag luam puas tuaj yeem cuam tshuam?
M-cresol, tseem hu ua m-methylphenol lossis 3-methylphenol, yog cov organic compound nrog cov tshuaj formula C7H8O. Nyob rau hauv chav tsev kub, nws feem ntau yog cov xim tsis muaj xim lossis lub teeb daj, me ntsis soluble hauv dej, tab sis soluble hauv cov kuab tshuaj xws li ethanol, ether, sodium hydroxide, thiab muaj flammabilit ...Nyeem ntxiv -
Kev soj ntsuam ntawm cov khoom siv thiab kev thov qauv, tus nqi sib txawv, thiab kev loj hlob ntawm meta cresol kev ua lag luam, nrog rau tag nrho cov kev zoo yav tom ntej
M-cresol, tseem hu ua m-methylphenol lossis 3-methylphenol, yog cov organic compound nrog cov tshuaj formula C7H8O. Nyob rau hauv chav tsev kub, nws feem ntau yog cov xim tsis muaj xim lossis lub teeb daj, me ntsis soluble hauv dej, tab sis soluble hauv cov kuab tshuaj xws li ethanol, ether, sodium hydroxide, thiab muaj flammabilit ...Nyeem ntxiv -
Puas yog propylene oxide tawg?
propylene oxide yog cov xim tsis muaj pob tshab uas muaj cov ntxhiab tsw ntxhiab tsw. Nws yog cov khoom tawg yooj yim thiab tawg nrog qhov kub tsis tshua muaj kub thiab siab volatility. Yog li ntawd, nws yog ib qho tsim nyog yuav tsum tau ntsuas kev nyab xeeb tsim nyog thaum siv thiab khaws cia. Ua ntej ntawm tag nrho cov, propylene oxide yog ib tug fla ...Nyeem ntxiv -
propylene muag li cas?
Propylene yog ib hom olefin nrog cov qauv molecular ntawm C3H6. Nws yog xim tsis muaj xim thiab pob tshab, nrog qhov ceev ntawm 0.5486 g / cm3. propylene feem ntau yog siv rau hauv kev tsim cov polypropylene, polyester, glycol, butanol, thiab lwm yam, thiab yog ib qho tseem ceeb raw cov ntaub ntawv hauv kev lag luam tshuaj. Hauv ad...Nyeem ntxiv -
Yuav ua li cas ua propylene oxide los ntawm propylene?
Kev hloov pauv ntawm propylene rau hauv propylene oxide yog txheej txheem nyuaj uas yuav tsum muaj kev nkag siab zoo ntawm cov tshuaj tiv thaiv cov txheej txheem cuam tshuam. Kab lus no delves rau hauv ntau txoj hauv kev thiab cov tshuaj tiv thaiv uas xav tau rau kev sib txuas ntawm propylene oxide los ntawm propylene. Qhov ntau...Nyeem ntxiv -
Kev soj ntsuam ntawm Tuam Tshoj txoj kev lag luam epoxy propane: kev nthuav dav, kev xav tau kev tsis sib haum xeeb, thiab cov tswv yim txhim kho yav tom ntej
1, Kev loj hlob sai ntawm epoxy propane kev lag luam nplai Epoxy propane, raws li qhov tseem ceeb txuas ntxiv ntawm cov tshuaj lom neeg hauv kev lag luam propylene, tau txais kev saib xyuas tsis tau pom dua hauv Suav kev lag luam tshuaj. Qhov no feem ntau yog vim nws txoj haujlwm tseem ceeb hauv cov tshuaj zoo thiab ...Nyeem ntxiv -
Yuav ua li cas lawv ua propylene oxide?
propylene oxide yog ib yam tseem ceeb ntawm cov organic chemical raw khoom thiab nruab nrab. Nws yog tsuas yog siv nyob rau hauv lub synthesis ntawm polyether polyols, polyester polyols, polyurethane, polyether amine, thiab lwm yam, thiab yog ib qho tseem ceeb raw khoom rau kev npaj ntawm polyester polyols, uas yog ib qho tseem ceeb ...Nyeem ntxiv -
Puas yog propylene oxide react nrog dej?
Propylene oxide yog cov kua tsis muaj xim thiab pob tshab nrog cov mis molecular ntawm C3H6O. Nws yog soluble hauv dej thiab muaj qhov kub ntawm 94.5 ° C. Propylene oxide yog cov tshuaj reactive tshuaj uas tuaj yeem ua rau dej. Thaum propylene oxide hu rau dej, nws nkag mus rau hydrolysis cov tshuaj tiv thaiv rau ...Nyeem ntxiv -
Puas yog propylene oxide hluavtaws?
propylene oxide yog cov khoom siv tshuaj lom neeg siv dav, uas yog siv los tsim cov polyether polyols, polyurethanes, surfactants, thiab lwm yam. Cov propylene oxide siv rau kev sib txuas ntawm cov khoom no feem ntau tau los ntawm oxidation ntawm propylene nrog ntau yam catalysts. Nyob ntawd...Nyeem ntxiv -
propylene oxide siv rau dab tsi?
Propylene oxide, feem ntau hu ua PO, yog cov tshuaj lom neeg uas muaj ntau yam kev siv hauv kev lag luam thiab lub neej txhua hnub. Nws yog peb-carbon molecule nrog oxygen atom txuas rau txhua carbon. Cov qauv tshwj xeeb no muab propylene oxide nws cov khoom tshwj xeeb thiab ntau yam. Ib lub m...Nyeem ntxiv
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