1. spornroduction:
Sodium Carboxymethyl cellulose (NACMC) yog cov khoom siv dej ua haujlwm ntawm cov khoom noj, tshuaj pleev ib ce, cov tshuaj pleev ib ce, ua kom huv si, thiab ua yeeb yam. Txawm li cas los xij, thaum lub sij hawm siv ntawm cov khoom nacmc, ntau yam kev hloov kho lub cev thiab tshuaj lom neeg thiab ua haujlwm.
2.Physical hloov:
Solubility:
NACMC cov khoom pov thawj sib txawv sib txuas ua ke nyob ntawm seb yam kub li kub li kub, Ph, thiab muaj ntsev.
Nrog kev siv ntev ntev, lub solubility ntawm nacmc yuav txo qis dua vim yog molecular phaus txo qis, cuam tshuam nws cov kev sib cuam tshuam thiab kev siv tau hauv cov qauv.
Viscosity:
Viscosity yog qhov chaw tseem ceeb tshaj tswj hwm kev coj tus cwj pwm thiab kev ua haujlwm ntawm NACMC cov kev daws teeb meem.
Thaum siv, yam zoo li shear tus nqi, ntsuas kub, thiab kev laus tuaj yeem hloov kho cov tshuaj tua kab thiab cov khoom siv hauv cov ntawv thov thiab cov khoom noj khoom haus.
Molecular hnyav:
NACMC tuaj yeem raug teeb meem thaum siv, ua rau kev txo qis hauv cov phaus molecular.
Qhov kev txo qis hauv cov roj molecular muaj peev xwm cuam tshuam ntau cov khoom siv, solubility, yog suav nrog cov khoom lag luam ntawm NACMC.
3.chemical hloov:
Hla-Txuas:
Hla kev sib txuas ntawm NACMC lwg me me tuaj yeem tshwm sim thaum siv, tshwj xeeb hauv cov ntawv thov kev cuam tshuam nrog kev sib raug zoo lossis cov neeg sawv cev sib txuas.
Hla kev sib txuas cov qauv txheej txheem polymer network li, yog li kev coj tus cwj pwm, yog li muaj kev cuam tshuam nrog kev ua haujlwm ntawm NACMC hauv cov ntawv thov sib txawv.
Kev hloov kho txheej txheem:
Cov tshuaj kho mob raug, xws li Carboxymation Degree thiab tej zaum yuav hloov pauv thaum siv, cuam tshuam ntawm cov qauv ntawm NACMC.
Cov qauv hloov kho cov khoom lag luam zoo li cov dej khaws cia zoo li cov dej khaws cia, muaj peev xwm cuam tshuam, yog li cov nplaum, yog cov khoom noj khoom haus xws li cov khoom noj khoom haus ntxiv thiab tshuaj.
4. Zampligic ntawm daim ntaub ntawv thov:
Kev Lag Luam Khoom Noj:
Kev hloov pauv ntawm lub cev nqaij daim tawv thiab tshuaj ntawm NACMC thaum siv tuaj yeem cuam tshuam nws txoj haujlwm ua cov thickener, stabilizer, lossis emulsifier hauv ntau yam khoom noj.
Nkag siab cov kev hloov pauv no yog qhov tseem ceeb heev rau kev tswj cov khoom lag luam zoo thiab xwm yeem hauv cov khoom noj khoom haus.
Kws Kev Lag Luam:
NACMC yog dav siv hauv cov kws sau tshuaj rau nws cov binder, ua txhaum, thiab viscosity-kho cov khoom.
Alterations hauv lub cev nqaij daim tawv thiab tshuaj lom neeg ntawm NACMC thaum siv tau tuaj yeem ua tau nws cov kev ua tau zoo hauv cov tshuaj xa tshuaj, tswj cov ntawv tso cai, thiab cov ntawv thov cov ntawv thov cov ntawv qhia.
5.Textile kev lag luam:
NACMC yog siv hauv kev lag luam textile rau sizing, luam ntawv, thiab xov ntawv tiav.
Kev hloov pauv hauv cov khoom xws li viscosity thiab lub cev hnyav thaum siv tau ua haujlwm ntawm NACMC-based sizing sizing lossis luam ntawv kev hloov kho hauv cov qauv tsim thiab ua cov tsis ua haujlwm.
Sodium carboxymethyl cellulose (nacmc) kev hloov pauv ntawm lub cev thiab kev hloov pauv thaum siv thaum siv, viscosity hnyav, thiab cov txheej txheem kev teeb tsa. Cov kev hloov pauv ntawm cov kev ua tau zoo thiab kev ua haujlwm ntawm cov khoom lag luam ntawm NACMC ntawm cov khoom lag luam, suav nrog cov khoom noj, cov khoom noj, thiab cov ntawv nyeem. Nkag siab cov kev hloov no yog qhov tseem ceeb rau kev ua kom zoo dua kev tsim qauv, kev ua haujlwm ntawm NacmC, yog li ua kom muaj kev ua tau zoo thiab qhov zoo ntawm cov khoom kawg. Cov kev tshawb fawb ntxiv yog tsim los tshawb cov tswv yim rau kev hloov pauv tsis zoo thiab txhim kho kev ua haujlwm ntawm cov kev siv ntau hom.
Lub Sijhawm Post: Apr-13-2024