Sodium Carboxymethyl cellulose (cmc sodium) yog cov khoom noj uas siv tau ntxiv thiab cov cellulose derivative. Nws muaj cov dej zoo solubility, thickening, ruaj khov thiab emulsification, yog li nws tau siv dav hauv kev lag luam khoom noj. Kab lus no yuav qhia cov khoom, siv, kev thov kev nyab xeeb ntawm cov ncauj lus sodium carboxymethyl cellulose hauv kev nthuav dav.
1. Cov Khoom Yooj Yim
Cov Qauv Tshuaj
Sodium Carboxymethyl cellulose yog lub cellulose derivative nyob rau hauv daim ntawv ntawm soculose ntuj cellulose nrog cloadoacetic acid thiab kho nws nrog alkali. Nws cov qauv tshuaj muaj cov pob txha yooj yim ntawm cov cellulose, thiab carboxymethyl pawg ntawm cov cellulose molecule los ntawm ether daim ntawv cog lus. Cov pab pawg carboxyl no ua rau CMC dej-soluble thiab muaj qee yam ion pauv pauv cov khoom.
Cov Khoom Siv Lub Cev
Sodium Carboxymethyl cellulose yog xim tsis muaj xim lossis me ntsis hmoov daj, thiab dej kub kom tsim cov tshuaj pleev pob tshab. Nws solubility yog cuam tshuam los ntawm tus nqi pH tus nqi thiab ntsev siab ntawm cov tshuaj. Nws yog feem ntau tsawg soluble hauv acidic ib puag ncig thiab ntau soluble hauv alkaline ib puag ncig.
Kev ua yam ua hauj
CMC muaj cov tuab, ua kom muaj zog, emulsifying thiab ncua kev ua haujlwm, uas tuaj yeem txhim kho cov kev ntxhib los mos thiab saj ntawm cov zaub mov. Nws tseem muaj cov nyhuv tseem ceeb rau kev tuav pov hwm noo noo, yog li nws feem ntau siv los ua cov zaub mov ntub thiab txhim kho qhov ruaj khov ntawm cov zaub mov.
2. Daim ntawv thov hauv kev lag luam khoom noj khoom haus
Thickening thiab gelling nyhuv
Cov ntawv thov feem ntau ntawm cov sodium carboxymethyl cellulose yog qhov tuab dua. Hauv qee qhov dej haus, jams, cawb, cms tuaj yeem nce viscosity ntawm cov kua thiab txhim kho cov qauv thiab saj ntawm cov khoom. Los ntawm kho tus nqi ntawm CMC siv, qhov sib xws thiab ruaj khov ntawm cov khoom tuaj yeem tswj tau. Tsis tas li ntawd, CMC tseem muaj qee qhov khoom loj thiab feem ntau siv los ua kom cov zaub mov muaj roj tsawg lossis cov zaub mov kom tsawg.
Emulsification nyhuv
CMC plays a role in stabilizing the emulsion and improving the stability of the emulsion in emulsification. Nws tuaj yeem txhim kho qhov tsis muaj roj ntawm cov roj-dej, kom cov roj hauv cov zaub mov yuav tsis cais lossis nag lossis daus, yog li txhim kho cov tsos thiab saj ntawm cov zaub mov. CMC feem ntau siv nyob rau hauv kev noj khaub ncaws nyias, dej haus thiab ntau yam kua qaub.
Moisturizing nyhuv
Nyob rau hauv cov khoom ci, cmc tuaj yeem pab cov khoom xws li mov ci thiab cov khoom qab zib nyob twj ywm thiab muag muag. Nws qeeb cov txheej txheem ua kom qhuav ntawm cov zaub mov los ntawm kev nqus thiab khaws cov dej noo, yog li txuas lub txee lub neej ntawm cov khoom.
Txhim Kho Cov Qauv Txheej Txheem Ua Haujlwm
Hauv qee cov zaub mov muaj roj lossis roj tsis muaj roj lossis muaj roj-dawb, cmc tuaj yeem txhim kho cov qauv zaub mov uas hloov chaw. Piv txwv li, cov khoom noj muaj roj tsawg, cov nqaij muaj roj tsawg yogurt, thiab cov nqaij qog nqaij tuaj yeem txhim kho lawv txoj kev saj los ntawm kev sim ua cov roj ua kom zoo nkauj.
Tiv thaiv crystallization
CMC tuaj yeem siv tau hauv cov khoom noj xws li cov khob noom thiab cov khoom noj qab zib kom tiv thaiv cov piam thaj lossis cov khoom noj dej khov, yog li cov khoom noj thiab ua kom zoo dua.
3. Kev nyab xeeb ntawm cov zaub mov ntxiv
Kev Tshawb Fawb Kev Tshawb Fawb
Raws li cov ntaub ntawv tshawb fawb tam sim no, sodium carboxymethyl cellulose muaj kev nyab xeeb rau tib neeg lub cev hauv kev siv nyiaj. Lub Koom Haum Ntiaj Teb Kev Noj Qab Haus Huv (Leej twg) thiab lub koom haum khoom noj thiab ua liaj ua teb hauv Tebchaws Meskas Teb Chaws Asmeskas Khoom Noj thiab Tshuaj Yeeb (FDA) teev nws ua "feem ntau lees paub tias muaj kev nyab xeeb" (gras) cov khoom, uas txhais tau tias nws tsis muaj teeb meem rau tib neeg lub cev nyob rau hauv ib txwm siv.
Kev tsis haum
Txawm hais tias CMC yog feem ntau suav hais tias muaj kev nyab xeeb, qee tus neeg yuav ua xua rau cov tsos mob xws li ua pa thiab ua pa nyuaj, tshwj xeeb tshaj yog thaum noj ntau heev. Yog li ntawd, qee cov pab pawg tshwj xeeb yuav tsum zam dhau kev noj ntau dua, tshwj xeeb tshaj yog rau cov neeg siv khoom nrog kev ua xua.
Kev Txwv Kom Tau
Lub teb chaws muaj cov cai nruj me ntsis ntawm kev siv CMC. Piv txwv li, hauv EU, kev siv CMC hauv cov zaub mov feem ntau tsis muaj ntau tshaj 0.5% (los ntawm qhov hnyav). Ntau dhau ntawm CMC yuav ua rau qee qhov kev tsis zoo, xws li kev tsis xis nyob lossis mob plab zom mov.
Cuam tshuam ib puag ncig
Raws li cov nroj tsuag ntuj ua dos, cmc muaj cov kev tsis txaus ntseeg thiab tsis muaj peev xwm ib puag ncig. Txawm li cas los xij, kev siv ntau dhau los yog tsis muaj kev cuam tshuam rau ib puag ncig dej, yog li cov kuab paug ntawm cov khoom siv tshuaj muaj kuab thiab tuav ntawm CMC cov khoom yog qhov tseem ceeb heev.
Sodium Carboxymethyl cellulose yog cov zaub mov muaj ntau yam ntxiv uas tau siv dav hauv ntau daim teb, emulsification, moisturizing, thiab kev txhim kho qauv. Nws cov solubility zoo, thickening, ruaj khov thiab emulsification ua rau nws irreplaceable hauv kev ua zaub mov noj. Txawm hais tias CMC yog feem ntau suav tias muaj kev nyab xeeb, nws yog tseem tsim nyog los ua raws li txoj ntsiab cai ntawm kev siv ntsuas kom ntau dhau. Hauv kev lag luam khoom noj khoom haus, kev siv CMC pab txhim kho qhov zoo thiab saj cov khoom lag luam, thaum muab cov khoom noj muaj rog, cov khoom noj tsawg, thiab cov khoom noj muaj calorie tsawg, thiab cov khoom noj tsawg.
Lub Sijhawm Post: Feb-20-2025