Sodium Carboxymethyl Cellulose Khoom

Sodium Carboxymethyl cellulose (CMC) yog ib qho khoom siv polymer tau muab los ntawm cellulose, thiab nws muaj ntau yam khoom uas ua rau nws muaj txiaj ntsig hauv ntau cov ntawv thov. Nov yog qee qhov tseem ceeb ntawm sodium carboxymethyl cellulose:

1. Dej solubility: CMC yog soluble heev hauv dej, sib sau cov ntsiab lus meej thiab khov kho. Cov cuab yeej no tso cai rau kev sib txuam yooj yim rau cov aqueous system xws li cov kev daws teeb meem, kev raug tshem tawm, thiab emulsions.
2. Viscosity: cmc cov pov thawj zoo heev cov khoom siv thicking, ua rau nws muaj peev xwm nce viscosity ntawm cov kua formulations. Lub viscosity ntawm cmc daws teeb meem tuaj yeem hloov kho los ntawm kev sib txawv xws li kev xav, haum hnyav, thiab qib hloov chaw.
3. Zaj duab xis-tsim: CMC muaj zaj duab xis-ua yeeb yaj kiab, tso cai tsim nyias, yoog raws, thiab cov yeeb yaj kiab uas tsis yooj yim thaum qhuav. Cov yeeb yaj kiab no muab cov teeb meem tsis zoo, thiab kev tiv thaiv, ua CMC haum rau cov ntawv thov xws li txheej ci, cov yeeb yaj kiab, thiab cov nplaum.
4. Hydration: CMC muaj qib siab ntawm kev ua kom siab ntawm cov dej, lub ntsiab lus nws tuaj yeem nqus thiab khaws cov dej ntau. Cov cuab yeej no pab txhawb rau nws qhov ua tau zoo li cov neeg sawv cev tuab dua, nrog rau nws lub peev xwm txhim kho kom muaj noo noo nyob hauv ntau yam qauv.
5. Pseudoprasticity: CMC Khoom Taw Qhia Pseudoplastic tus cwj pwm, txhais tau tias nws viscosity txo qis nyob rau hauv nws cov thawj tawm ntawm lub viscosity thaum cov kev ntxhov siab raug tshem tawm. Cov cuab yeej no tso cai rau cov ntawv thov yooj yim thiab kev ua tiav hauv cov qauv xws li cov xim av, inks, thiab cov tshuaj pleev ib ce.
6. PH kev ruaj khov: cmc yog ruaj khov tshaj li qhov dav ntev, los ntawm acidic rau alkaline tej yam kev mob. Nws tswj nws cov kev ua tau zoo thiab kev ua haujlwm hauv cov qauv nrog sib txawv PHEM qib, muab cov khoom lag luam sib txawv hauv kev lag luam sib txawv.
7. Ntsev kam: cmc cov khoom ua kom muaj ntsev zoo, ua kom haum rau kev siv hauv cov qauv muaj electrolytes lossis cov ntsev siab. Cov cuab yeej no yog qhov tshwj xeeb tshaj nyob rau hauv cov ntawv thov xws li drilling kua, qhov chaw ntsev yuav muaj qhov tseem ceeb.
8. Thermal Stability: cms qhia zoo thermal stability, nrog impress mederate tau ntsib hauv cov txheej txheem muaj cov txheej txheem. Txawm li cas los xij, lub caij nyoog raug rau kev kub siab tuaj yeem ua rau kev ua kom muaj kev cuam tshuam.
9. Kev sib txuam: CMC tau tshaj tawm ntau ntau ntawm lwm yam khoom xyaw, ntxiv, thiab cov ntaub ntawv feem ntau siv hauv cov qauv kev lag luam. Nws tuaj yeem yooj yim incorporated rau hauv cov qauv ua tiav kom ua tiav rheological thiab kev ua kom muaj kev ua tus yam ntxwv.

Sodium Carboxymethyl cellulose cov khoom, suav nrog cov dej solubility, suav nrog kev ua yeeb yaj kiab, pH stability, thermal stabilance, thiab compatibility. Cov khoom no ua rau CMC muaj ntau yam ntxiv thiab muaj txiaj ntsig ntxiv hauv ntau daim ntawv thov kev lag luam, suav nrog cov khoom noj, cov khoom siv saib xyuas tus kheej, cov xim pleev xim, nplaum, thiab cov kua roj hmab, thiab ntsuas dej.