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methanol npau tes
Cov ncauj lus kom ntxaws ntxaws ntawm boiling kis ntawm Methanol Methanol yog ib qho tseem ceeb tshaj plaws cov ntaub ntawv hauv kev lag luam tshuaj, thiab yog siv dav ua roj, kuab tshuaj thiab tshuaj lom neeg. Hauv daim ntawv no, peb yuav txheeb xyuas qhov tseeb qhov teeb meem ntawm "methanol boil point", thiab sib tham hauv d ...Nyeem ntxiv -
Cas
Dab tsi yog? CASS COV NEEG UA HAUJLWM RAU COV KEV PAB CUAM XYOO LOS SIS NTIAJTEBTHALS (ACCEATIONS CHAMPERS, yog ib tus lej sau npe, cov lej sib txuas, ua ntu zus, polymers, thiab ntau dua Cov. Hauv kev chem ...Nyeem ntxiv -
Dab tsi yog cov khoom ntawm HDPE?
HDPE cov khoom siv yog dab tsi? Cov yam ntxwv tsom xam ntawm cov yam ntxwv ntawm cov khoom siv polyethylene, HDPE yog cov khoom siv hluav taws xob siab heev, lub siab-tuab polyethylene) .Yog li cas yog HDPE? Kab lus no yuav muaj ...Nyeem ntxiv -
Dab tsi yog qhov ua haujlwm thiab kev siv carbendazim?
Kev tsom xam ntawm lub luag haujlwm thiab kev siv ntawm Carbendazim Carbendazim yog ib qho kev siv tshuaj tua kab feem ntau yog tswj hwm ntau yam ntawm cov nroj tsuag nroj tsuag. Kab lus no yuav tshawb xyuas kom meej txog cov txheej txheem ntawm kev ua ntawm carbendazim thiab nws cov kev siv tshwj xeeb hauv kev ua liaj ua teb thiab lwm thaj teb. I. Mechanism ntawm Kev Ua ntawm Ca ...Nyeem ntxiv -
Dab tsi yog cov khoom ntawm polypropylene?
Dab tsi yog polypropylene? -Ploperties, kev siv thiab cov txiaj ntsig ntawm polypropylene dab tsi yog polypropylene (pp)? Polypropylene yog ib thermopoplastic polymer ua los ntawm cov tshuaj pleev roj-propylene monomers thiab yog ib qho ntawm cov khoom siv yas feem ntau hauv ntiaj teb. Vim nws cov ...Nyeem ntxiv -
Dab tsi yog cov khoom ntawm pu?
Dab tsi yog khoom siv? Cov ntsiab lus yooj yim ntawm PU Cov Khoom Siv PU Sawv rau Polyurethane, cov khoom siv polymer uas tau siv dav hauv ntau yam lag luam. Polyurethane yog tsim los ntawm kev siv tshuaj lom neeg nruab nrab ntawm oneocyanate thiab polyol, thiab muaj ntau yam ntawm lub cev thiab tshuaj. Vim tias PU ...Nyeem ntxiv -
Dab tsi yog cov khoom siv ntawm PC?
Dab tsi yog cov khoom siv rau? Cov khoom siv PC, lossis polycarbonate, yog cov khoom siv polymer uas tau nyiam cov khoom rau nws cov khoom siv lub cev zoo nkauj thiab ntau cov kev siv. Hauv tsab xov xwm no, peb yuav ua tib zoo saib ntawm cov khoom tseem ceeb ntawm cov ntaub ntawv PC, lawv cov ntawv thov tseem ceeb thiab lawv IFFO ...Nyeem ntxiv -
Thaum twg tus nqi yuav nres vim tias cov khoom xa tuaj tsis txaus hauv DMF kev ua lag luam?
1, nthuav dav ntau ntawm cov khoom muaj peev xwm ntau lawm thiab oversuply nyob rau hauv kev ua lag luam txij li 2021, tag nrho cov khoom muaj peev xwm ntau lawm ntawm DMF (dimethylformamide) hauv Suav teb tau nkag mus rau theem ntawm kev nthuav dav sai sai. Raws li kev txheeb cais, tag nrho cov peev txheej tau ntau lawm ntawm DMF qhauj tau nce sai sai ntawm 910000 ...Nyeem ntxiv -
Dab tsi yog cov khoom ntawm ABS?
Dab tsi yog cov khoom me me? Cov yam ntxwv tsom xam ntawm cov yam ntxwv ntawm cov yam ntxwv ntawm abs yas yog dab tsi, hu ua Acrylonplastic pollely siv hauv kev lag luam thiab lub neej txhua hnub. Vim tias nws cov khoom siv lub cev thiab tshuaj ...Nyeem ntxiv -
Dab tsi yog cov khoom ntawm PP?
Cov khoom siv pp li cas? PP yog luv luv rau polypropylene, ib thermoplicity polymer ua los ntawm cov polymerisation ntawm propylene monomer. Raws li ib qho tseem ceeb yas khoom siv, PP muaj ntau cov kev siv hauv lub neej txhua hnub thiab kev lag luam ntau lawm. Hauv tsab xov xwm no, peb yuav tshawb xyuas kom meej txog dab tsi pp lev ...Nyeem ntxiv -
Lub Vinyl acette kev ua lag luam tau nce siab, leej twg yog lub zog tsav qab tus nqi nce?
Tsis ntev los no, lub tsev vinyl acetic ua lag luam tau ntsib ib nthwv dej ntawm thaj av, tshwj xeeb yog nyob rau thaj tsam ntawm 5600-5650 yuan / tuj. Ib qho ntxiv, qee cov tub luam tau pom lawv cov nqi hais ntxiv mus nce ntxiv vim muaj cov khoom tsis txaus, tsim cov st ...Nyeem ntxiv -
Cov khoom siv raw yog ruaj khov nrog kev thov tsis muaj zog, thiab ethylene glycol tab sis kev lag luam ethyl ether yuav nyob ruaj khov thiab me ntsis tsis ruaj khov lub lim tiam no
1, Kev ntsuas ntawm tus nqi hloov pauv hauv ethylene glyyl ether kev ua lag luam lub lim tiam, lub ethylene glycol etyl kev ua lag luam tau paub cov txheej txheem ntawm thawj poob thiab ces nce. Nyob rau hauv thaum ntxov theem ntawm lub lim tiam, tus lag luam nqe nyob ruaj nrees tom qab poob, tab sis tom qab ntawd qhov kev lag luam cua txhim kho ...Nyeem ntxiv
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