Hydroxyethylcelulose (HEC) yog ib qho ntau yam thiab cov cellule tseem ceeb tshaj plaws nrog ntau yam ntawm kev siv. Nws yog cov nonionic, dej-soluble polymer muab tau los ntawm cellulose uas siv rau ntau qhov kev lag luam, suav nrog cov tshuaj, tshuaj pleev ib ce, thiab ceramics.
Ib qho ntawm lub ntsiab siv ntawm HEC yog nyob rau hauv cov txheej txheem kev lag luam. Hec Txheej Ntxiv cov khoom xyaw yog siv nyob rau hauv cov qauv ntawm cov xim tha xim thiab txheej txheem los txhim kho lawv cov viscosity, adhesion thiab txaus. Tsis tas li ntawd, HEC cov kev sib txawv ntawm cov khoom siv sib txawv kuj tseem ua kom zoo txo cov xim ntawm sagging thiab dripping, uas yog qhov tseem ceeb rau qhov chaw ntsug.
HEC YEFER DOLUBILY kuj ua rau nws ua kom zoo tshaj plaws ntxiv rau cov qauv dej ua ke. Raws li ib tug tshwm sim, nws tau dhau los ua kev xaiv nrov rau cov khoom siv nrov-voc, uas yog ua tau ib qho tseem ceeb tshaj plaws hauv lub ntiaj teb ib puag ncig. HEC tseem muab cov kev ua tau zoo siv ua kom zoo, uas tuaj yeem txo tus nqi ntawm lwm cov thickeners yuav tsum tau nyob rau hauv kev tsim qauv, ua rau cov nyiaj txuag tau.
Ntxiv rau cov txheej txheej, HEC muaj ntau lwm cov kev siv hauv kev lag luam kws tshuaj. Nws yog feem ntau siv los ua cov tshuaj lom tuab hauv cov ntsiav tshuaj siv tshuaj thiab ua emulsifier hauv cream thiab potions. HEC YEC YEJ SOLUBILY THIAB BiCompatibility puas ua nws haum rau ntau daim ntawv thov kho mob, suav nrog cov tshuaj hnav thiab cov khaub ncaws hnav.
HEC kuj yog ib qho khoom siv uas muaj hauv cov plaub hau thiab cov khoom siv tawv nqaij. Nws yog lub npe hu ua nws lub peev xwm los ua tus tiv thaiv zaj duab xis ntawm daim tawv nqaij thiab plaub hau, muab kev tiv thaiv kev muaj tshuaj tua thiab thaiv. Cov zaj duab xis no ua rau nws muaj cov khoom muaj txiaj ntsig hauv cov zawv plaub hau, cov khoom noj kom zoo, thiab tshuaj pleev lub cev. Ib qho ntxiv, txij li HEC yog cov nroj tsuag-raws li cov khoom siv, nws haum rau hauv cov qauv rau cov khoom ntuj thiab huv si.
Hauv kev lag luam ceramic, Hec yog siv los ua phau ntawv thiab viscosity concifier hauv Ceramic formulations. Nws pab kom ua kom muaj zog ntsuab ntawm cov khoom lag luam muaj txiaj ntsig, ua rau lawv yooj yim dua los daws cov txheej txheem thiab ua kom muaj kev tawg lossis tawg.
HEC yog ib qho tseem ceeb cellulose derivative uas tau ua pov thawj kom muaj ntau yam thiab ntau yam. Nws cov khoom muaj txiaj ntsig, xws li cov dej solubility, ua yeeb yaj kiab ua yeeb yam thiab thickening efficiency, ua kom nws tseem ceeb ntawm ntau cov khoom lag luam. Raws li qhov kev thov rau ib puag ncig tus phooj ywg thiab cov kev xaiv muaj zog tseem nce ntxiv, HEC tau sib xyaw ua ke nrog cov qauv rau cov qauv ua tiav cov hom phiaj no.
Lub Sijhawm Post: Feb-19-2025