Siv HEC raws li cov xim rheology hauv cov xim pleev xim rau hauv cov xim pleev xim rau cov xim tsev thiab pleev xim
Hydroxyethyl cellulose (HEC)yog cov qauv rheology dav dav hauv cov xim pleev xim rau hauv cov dej pleev xim rau hauv nws cov khoom tshwj xeeb xws li thickening, ruaj khov, thiab sib zog nrog ntau yam qauv.
Cov xim tsev dej thiab txheej txheej tau txais cov koob meej tseem ceeb hauv xyoo tsis ntev los no vim yog lawv cov lus sib xyaw ua ntej (VOC) cov ntsiab lus, thiab kev tswj hwm kev ua raws. Rheology Modifiers ua si lub luag haujlwm tseem ceeb hauv kev txhim kho kev ua haujlwm ntawm cov qauv ntawm cov qauv ntawm cov qauv ntawm viscosity, thiab cov khoom siv. Ntawm ntau cov rheology modifiers, hydroxyethyl cellulose (HEC) tau tawm los ua cov ntawv thov dav dav hauv cov xim pleev xim rau hauv cov xim thiab pleev kev lag luam.
1.PropoPerties ntawm HEC
HEC yog dej-soluble polymer muab tau los ntawm cellulose, muaj hydrotethyl cov pab pawg ua haujlwm. Nws cov qauv molecular uas cuam tshuam rau cov khoom xws li thickening, khi, zaj duab xis-ua yeeb yaj kiab, thiab muaj dej khaws cia. Cov khoom no ua rau HEC qhov kev xaiv zoo tshaj plaws rau kev kho lub ntsej muag tsis sib xws ntawm cov xim av thiab pleev xim.
2.Role ntawm HEC ua rheology kho tshuab
Tus neeg saib xyuas tuab: HEC ua tau zoo nce viscosity ntawm cov qauv ntawm cov qauv, txhim kho lawv cov khoom tiv thaiv, leveling, thiab yog qhov pom kev.
Stabilizer: HEC COPARS Kev ruaj khov rau cov xim tsev thiab txheej ci los ntawm kev tiv thaiv cov xim av, flocculation, yog li kev txhim kho txee lub neej thiab daim ntawv thov sib xws.
Binder: HEC muaj kev ua yeeb yaj kiab los ntawm kev siv cov duab los ntawm cov xim sib txawv thiab lwm cov kev sib ntxiv, kom ua kom cov txheej txheem txheej txheem tuab thiab cov nplaum kom ua tiav.
Dej khaws cia: HEC khaws cov dej noo nyob rau hauv cov qauv, kev tiv thaiv kev ua kom ntxov ntxov thiab tso cai rau lub sijhawm txaus rau kev thov thiab zaj duab xis.
3.Fact cuam tshuam hec kev ua tau zoo
Molecular qhov hnyav: qhov hnyav molecular ntawm HEC cuam tshuam nws cov tuab tuab, nrog cov qib siab ntau dua uas muab ntau dua viscosity ua kom zoo dua.
Kev tsim kho: kev xav ntawm HEC hauv kev tsim qauv ncaj qha cuam tshuam rau nws cov yam ntxwv ntau dua, muaj cov kev ua kom muaj viscosity thiab cov yeeb yaj kiab tuab.
Ph thiab ionic lub zog: pH thiab ionic zog tuaj yeem cuam tshuam rau solubility thiab ruaj khov ntawm HEC, qhov tsim nyog tsim kev kho kom haum nws cov kev ua tau zoo.
Qhov kub thiab txias: HEC Cov khoom siv hluav taws xob kub-pib kub-nyob, nrog viscosity yuav muaj nyob rau ntawm cov kub siab, muaj cov nyiaj kub hla dhau ntawm cov kub thiab txias.
Kev sib cuam tshuam nrog lwm cov tshuaj ntxiv: kev sib txawv: sib txawv nrog rau lwm cov kev sib txuas, thiab tsim nyog xaiv qhov xaiv thiab kev ua kom zoo.
4.applecations ntawmTus paHauv cov xim pleev xim rau cov dej thiab txheej txheej
Sab hauv thiab sab nrauv cov xim thav duab: HEC feem ntau siv nyob rau hauv ob sab hauv thiab sab nrauv cov xim thaws kom tau txais viscosity uas tau xav tau, txaus siab rau ntau qhov kev mob ib puag ncig.
Cov nqaij qaib ntoo: hec txhim kho cov khoom thov thiab zaj duab xis tsim ntawm cov dej-raws li cov npoo av thiab ua kom muaj kev sib txuam ntawm cov kev pab them nqi thiab ua kom zoo nkauj.
Cov Cuab Yeej Architectural: HEC muaj peev xwm tswj hwm kev tswj hwm rheatoral thiab ruaj khov ntawm cov khoom siv kos duab kos duab, ua kom du applicings, enabling du thov thiab cov ris tsho du.
Muaj cov txheej txheej: hauv cov txheej txheej muaj, hec Pab txhawb kev tsim cov txheej txheem ntawm kev ua haujlwm siab, corrosion tsis kam, thiab tshuaj lom neeg.
Cov txheej txheem tshwj xeeb: HEC nrhiav cov ntawv thov hauv cov txheej txheem tshwj xeeb, kev tswj hluav taws xob tiv thaiv hluav taws xob, qhov twg rheatoration tswj yog qhov tseem ceeb rau kev ua tiav cov yam ntxwv xav tau.
5.future raws li thiab kev hloov tshiab
Nanostructured HEC: Nanotechnology muaj cov cib fim los txhim kho kev ua haujlwm ntawm Hec-based txheej txheem nrog kev txhim kho rheological cov khoom thiab ua haujlwm.
Cov Tsim Kho Vaj Tse: nrog kev loj hlob ntawm kev ruaj khov, muaj kev nce ntxiv rau kev tsim cov dej ntawm cov dej, suav nrog HEC uas muaj cov tshuaj ntxiv ntawm cov khoom noj khoom haus.
Cov txheej txheem ncaj ncees: kev sib xyaw ua ke ntawm cov tshuaj tiv thaiv smart thiab kev ua kom zoo rau kev cog lus nrog kev tsim kho tus kheej, thiab txhim kho kev ua haujlwm rau cov ntawv teev tshwj xeeb.
Cov Khoom Lag Luam Digital: Kev Tawm Tsam Hauv Cov Khoom Siv Digital
Uring technologies xws li 3D luam ntawv thiab ntxiv cov luam tawm tam sim no rau kev siv cov txheej txheem hec-basings thiab cov chaw ua haujlwm ua kom haum rau cov qauv tsim tshwj xeeb.
Hec ua raws li cov xim tha xim rheology ntau yam hauv cov dej thiab cov khoom siv tshwj xeeb, thiab cov khoom siv khi ua kom zoo rau kev ua tiav cov yam ntxwv xav tau. Nkag siab txog qhov cuam tshuam rau HEC ua haujlwm thiab tshawb txog cov kev siv thev naus laus zis txuas ntxiv hauv khw xav tau thiab kev ua lag luam nce ntxiv.
Lub Sijhawm Post: Apr-02-2024