Methyl Hydroxyethyl Cellulose (MHEC) yog cov khoom siv dav siv hauv ntau lub lag luam, suav nrog kev tsim kho, tshuaj, thiab cov khoom siv tu tus kheej. Nrog nws cov khoom tshwj xeeb, MHEC ua lub luag haujlwm tseem ceeb hauv kev txhim kho kev ua tau zoo thiab zoo ntawm ntau cov qauv.
Taw qhia rau Methyl Hydroxyethyl Cellulose (MHEC):
Methyl Hydroxyethyl Cellulose, feem ntau abbreviated li MHEC, belongs rau tsev neeg ntawm cellulose ethers. Nws yog muab los ntawm cellulose, ib txwm tshwm sim polymer pom nyob rau hauv cov nroj tsuag. Los ntawm ntau cov tshuaj tiv thaiv, cellulose tau hloov kho kom tau txais MHEC.
MHEC Properties:
Hydrophilic Nature: MHEC nthuav tawm cov dej khaws cia zoo heev, ua rau nws tsim nyog rau cov qauv uas xav tau kev tswj dej noo.
Thickening Peev Xwm: Ib qho ntawm cov haujlwm tseem ceeb ntawm MHEC yog nws lub peev xwm thickening. Nws imparts viscosity rau cov kev daws teeb meem, ncua kev kawm ntawv, thiab emulsions, txhim kho lawv stability thiab ntws zog.
Zaj duab xis-Forming: MHEC tuaj yeem tsim cov yeeb yaj kiab meej, hloov tau yooj yim thaum ziab, ua rau muaj kev ncaj ncees thiab ua haujlwm ntev ntawm cov txheej thiab cov nplaum.
pH Stability: Nws tuav nws cov kev ua tau zoo tshaj pH ntau yam, los ntawm acidic mus rau alkaline tej yam kev mob, muab versatility nyob rau hauv ntau yam kev siv.
Thermal Stability: MHEC khaws nws cov khoom thickening txawm tias qhov kub siab, ua kom muaj kev ruaj ntseg hauv cov qauv uas raug cua sov.
Compatibility: MHEC yog sib xws nrog ntau yam ntawm lwm yam additives, xws li surfactants, ntsev, thiab polymers, yooj yim rau nws koom ua ke rau ntau hom formulations.
Daim ntawv thov ntawm MHEC:
Kev tsim kho kev lag luam:
Pobzeb Adhesives thiab Grouts: MHEC txhim kho kev ua haujlwm thiab kev ua haujlwm ntawm cov pobzeb nplaum thiab grouts, txhim kho lawv lub zog sib txuas thiab tiv thaiv sagging.
Cementitious mortars: Nws ua hauj lwm raws li ib tug thickening neeg sawv cev nyob rau hauv cementitious mortars, txhim kho lawv cov sib xws thiab txo cov dej tsiv teb tsaws.
Pharmaceuticals:
Tshuaj pleev ib ce: MHEC yog siv nyob rau hauv cov tshuaj pleev ib ce thiab gels raws li ib tug thickener thiab rheology modifier, kom ntseeg tau tias uniform tis thiab ntev tso tshuaj.
Ophthalmic Solutions: Nws pab txhawb rau lub viscosity thiab lubricity ntawm ophthalmic daws, pab txhawb lawv tuav ntawm lub qhov muag nto.
Cov Khoom Siv Kho Tus Kheej:
Shampoos thiab Conditioners: MHEC imparts viscosity rau cov khoom tu plaub hau, txhim kho lawv cov kev sib kis thiab kev txias.
Creams thiab Lotions: Nws txhim kho qhov kev ntxhib los mos thiab ruaj khov ntawm cov tshuaj nplaum thiab tshuaj pleev ib ce, muab kev zoo nkauj thiab zoo nkauj thaum thov.
Paints thiab Coatings:
Latex Paints: MHEC ua haujlwm raws li kev hloov kho rheology hauv cov xim latex, txhim kho lawv cov dej ntws thiab qib qib.
Cementitious Coatings: Nws pab txhawb rau viscosity thiab adhesion ntawm cementitious coatings, kom ntseeg tau tias muaj kev tiv thaiv zoo thiab ua haujlwm ntev.
Methyl Hydroxyethyl Cellulose (MHEC) yog ntau yam thickener nrog ntau yam kev siv thoob plaws ntau yam lag luam. Nws cov khoom tshwj xeeb, suav nrog kev muaj peev xwm thickening zoo, tuav dej, thiab kev sib raug zoo, ua rau nws tseem ceeb hauv cov qauv uas xav tau kev tswj hwm viscosity thiab ruaj khov. Raws li kev lag luam txuas ntxiv tsim kho tshiab thiab tsim cov khoom tshiab, MHEC yuav zoo li tseem yog cov khoom tseem ceeb hauv suav tsis txheeb, pab txhawb rau lawv cov kev ua tau zoo thiab zoo.
Lub sij hawm xa tuaj: Plaub Hlis-25-2024