Tetrahydrofuran (THF) CAS 109-99-9Feem ntau yog siv los ua cov khoom ua ntej rau polymers thiab ua ntau yam kev lag luam hnyav rau ntau yam ntaub ntawv. Nws cov viscosity tsawg thiab muaj peev xwm ua kom yaj ntau ntau ntawm cov polar thiab tsis yog -polar compounds ua rau nws muaj txiaj ntsig zoo hauv ntau cov txheej txheem tsim khoom.
CAS Nr .: 109-99-9
EC Tus lej: 203-726-8
Cov mis mos molecular: C4H8O
Molecular Luj: 72.11 g / mol
|
Khoom npe |
Tetrahydrofuran |
|
Lwm Lub Npe |
THF |
|
Molecular Formula |
C4H8O |
|
CAS Nr |
109-99-9 |
|
EINECS No |
203-726-8 |
|
UN NO |
2056 |
|
Hs Code |
293211 |
|
Purity |
99.9% min |
|
Qhov tshwm sim |
Cov kua dej tsis muaj xim |
|
Daim ntawv thov |
Cov kuab tshuaj, tshuaj synthesis intermediates, analytical reagents |
Muaj Kev Siv Tetrahydrofuran THF Tshuaj
Spandex thiab Elastomer Production:Qhov loj tshaj plaws siv ib zaug, hloov THF rau hauv PTMEG rau stretchable fibers thiab elastomers ruaj.
PVC Solvent thiab Cement:Nws lub zog daws teeb meem ua rau nws zoo tagnrho rau kev tsim kom muaj zog, ruaj khov ntawm PVC kav thiab fittings.
Polyurethane Systems:Tetrahydrofuran yog siv los ua cov kuab tshuaj thiab cov tshuaj reactant hauv kev tsim ntau yam polyurethane coatings, adhesives, sealants, thiab elastomers (CASE).
Industrial Coatings thiab Inks:Ib qho sai -evaporating hnyav uas txhim kho kev ntws thiab siv cov khoom hauv cov txheej txheem rau cov yas, hlau, thiab cov yeeb yaj kiab.
Tshuaj Synthesis:Qhov nruab nrab cov tshuaj tiv thaiv tseem ceeb rau kev tsim tshuaj, tshuaj tua kab mob, thiab lwm yam organic molecules.
Adhesive Formulation:Solubilizes ntau yam ntawm resins thiab polymers los tsim siab - muaj zog adhesives.
Polymerization Reaction Medium:Ua hauj lwm raws li cov kuab tshuaj rau anionic thiab lwm yam ntawm cov tshuaj tiv thaiv polymerization los tsim cov tshuaj tiv thaiv molecular hnyav polymers.
Extraction thiab Purification:THF Solvent yog siv nyob rau hauv kev lag luam tshuaj thiab tshuaj lom neeg kev lag luam los extract thiab purify tej tebchaw los ntawm complex mixs.
Vim li cas thiaj xaiv gneebio?
Cov neeg muas zaub los ua ntej. Peb muab siab - cov khoom zoo ntawm tus nqi tsim nyog thiab xyuas kom meej cov khoom xa tuaj sai.
Peb tuaj yeem xa cov khoom ncaj qha mus rau koj qhov chaw nyob xa khoom, uas muaj kev nyab xeeb thiab ceev ceev. Peb muaj cov khoom npaj rau hauv Tshuag.
Peb teb sai thiab meej rau cov neeg siv khoom cov lus nug. Peb muab kev sov siab tom qab - kev muag khoom thiab yuav pab koj daws txhua yam teeb meem uas koj ntsib.
Peb xa tshwj xeeb zoo thiab kev pabcuam ntawm tus nqi sib tw.
Nyem qhov no xa ib qho kev nug
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Peb lub tuam txhab
Gneebioyog cov kws tshaj lij cov khoom siv raw khoom nyob hauv Henan Xeev, Suav. Peb tau dhau daim ntawv pov thawj kev ua haujlwm zoo thiab muaj tus kheej - tswj hwm txoj cai ntshuam thiab xa tawm. Peb cov khoom yog nrov nrog cov neeg siv khoom. Raws li cov khoom lag luam thoob ntiaj teb, peb xa cov ntaub ntawv pov thawj tshuaj raw khoom uas ua raws li REACH, RoHS, ISO thiab lwm yam qauv thoob ntiaj teb. Peb lub peev xwm ntau lawm txhua hli ua kom zoo ib yam thiab muaj kev ntseeg siab rau kev txiav txim ntau.
