Carboxymethyl Cellulose (CMC)yog ib qho dej-soluble polymer compound tsim los ntawm kev hloov kho tshuaj ntawm natural cellulose. Nws yog dav siv hauv cov khoom siv tshuaj txhua hnub. Raws li cov thickener, stabilizer thiab suspending tus neeg sawv cev, CMC tuav txoj haujlwm tseem ceeb hauv cov khoom siv tshuaj niaj hnub xws li cov khoom tu tawv nqaij, tshuaj txhuam hniav, tshuaj ntxuav tes, thiab lwm yam nrog nws cov khoom zoo heev ntawm lub cev thiab tshuaj lom neeg.
1. Cov khoom siv tshuaj ntawm carboxymethyl cellulose
CMC yog tsim los ntawm cov tshuaj tiv thaiv ntawm ntuj cellulose nrog sodium chloroacetate (los yog chloroacetic acid) nyob rau hauv ib qho chaw alkaline. Nws cov qauv molecular feem ntau suav nrog lub cev pob txha cellulose thiab ntau pawg carboxymethyl (-CH₂-COOH), thiab kev taw qhia ntawm cov pab pawg no muab CMC hydrophilicity. Qhov hnyav molecular thiab degree ntawm kev hloov ntawm CMC (piv txwv li, carboxymethyl hloov pauv tus nqi ntawm cellulose molecule) yog qhov tseem ceeb tsis cuam tshuam rau nws cov solubility thiab thickening nyhuv. Hauv kev tsim cov khoom siv tshuaj lom neeg niaj hnub, CMC feem ntau zoo li cov hmoov dawb lossis daj me ntsis nrog cov dej zoo solubility thiab thickening zog.
2. Cov khoom ua haujlwm ntawm carboxymethyl cellulose
Lub zog physicochemical ntawm CMC muab ntau yam haujlwm hauv cov khoom siv tshuaj txhua hnub:
Thickening kev ua tau zoo: CMC nthuav tawm cov nyhuv thickening hauv cov tshuaj aqueous, thiab nws cov tshuaj viscosity tuaj yeem hloov kho nrog cov concentration, molecular hnyav thiab qib hloov ntawm CMC. Ntxiv CMC nyob rau hauv cov khoom siv tshuaj txhua hnub hauv qhov tsim nyog tuaj yeem ua rau kom cov viscosity ntawm cov khoom, coj cov neeg siv kev paub zoo dua, thiab tseem tiv thaiv cov khoom ntawm stratification lossis poob.
Stabilizer thiab suspending agent: Cov pawg carboxyl hauv cov qauv molecular ntawm CMC tuaj yeem tsim hydrogen bonds nrog dej molecules thiab muaj dej solubility zoo thiab adhesion. CMC tuaj yeem tsim ib qho kev faib tawm tsis sib xws hauv cov kev daws teeb meem, yog li pab kom ruaj khov cov khoom tsis sib xws lossis cov roj tee hauv cov khoom thiab tiv thaiv los nag lossis stratification. Cov cuab yeej no tseem ceeb tshwj xeeb hauv cov tshuaj detergents thiab emulsified cov khoom tu tawv nqaij uas muaj cov teeb meem.
Cov cuab yeej ua yeeb yaj kiab: CMC muaj cov cuab yeej ua yeeb yaj kiab zoo heev, tsim cov yeeb yaj kiab tiv thaiv ntawm daim tawv nqaij lossis cov hniav, uas tuaj yeem txo cov dej evaporation thiab ua kom cov nyhuv moisturizing ntawm cov khoom. Cov cuab yeej no yog siv dav hauv cov khoom siv tu tawv nqaij thiab cov khoom tu qhov ncauj.
Lubricity: Hauv cov khoom siv tshuaj niaj hnub xws li tshuaj txhuam hniav thiab shaving ua npuas ncauj, CMC tuaj yeem muab lubricity zoo, pab txhim kho qhov smoothness ntawm cov khoom, txo kev sib txhuam, thiab yog li txhim kho cov neeg siv kev paub.
3. Kev siv cov carboxymethyl cellulose hauv cov khoom siv tshuaj txhua hnub
Ntau yam khoom ntawm CMC ua rau nws yog ib qho tseem ceeb ntawm cov khoom siv tshuaj txhua hnub. Cov hauv qab no yog nws cov kev siv tshwj xeeb hauv cov khoom sib txawv:
3.1 Tshuaj txhuam hniav
Cov tshuaj txhuam hniav yog ib qho piv txwv ntawm CMC daim ntawv thov hauv cov khoom siv tshuaj txhua hnub. CMC feem ntau yog siv los ua cov thickener thiab stabilizer hauv cov tshuaj txhuam hniav. Txij li cov tshuaj txhuam hniav yuav tsum muaj qee qhov viscosity los xyuas kom zoo tu thiab kev nplij siab thaum txhuam hniav, qhov sib ntxiv ntawm CMC tuaj yeem ua kom cov viscosity ntawm cov tshuaj txhuam hniav, yog li nws yuav tsis nyias dhau los ua raws li cov txhuam hniav, los yog tuab heev los cuam tshuam rau extrusion. CMC kuj tseem tuaj yeem pab tshem tawm qee cov khoom xyaw tsis zoo xws li abrasives hauv cov tshuaj txhuam hniav kom ruaj ntseg ntawm cov tshuaj txhuam hniav. Tsis tas li ntawd, cov cuab yeej ua yeeb yaj kiab ntawm CMC ua rau nws tsim cov txheej txheem tiv thaiv ntawm cov hniav, ua kom cov nyhuv ntxuav ntawm qhov ncauj.
3.2 Cov tshuaj ntxuav tes
Lub luag haujlwm ntawm CMC hauv cov tshuaj ntxuav tes yog qhov tseem ceeb sib npaug. Ntau cov kua detergents thiab cov dej ntxuav tais diav muaj cov khoom tsis sib haum thiab cov surfactants, uas yog nquag mus rau stratification thaum khaws cia. CMC, raws li tus neeg sawv cev ncua thiab thickener, tuaj yeem tshem tawm cov khoom zoo, ruaj khov ntawm cov khoom, thiab tsis txhob stratification. Tsis tas li ntawd, CMC tuaj yeem muab qee yam lubrication thaum siv thiab txo cov tawv nqaij khaus, tshwj xeeb tshaj yog nyob rau hauv cov tshuaj ntxhua khaub ncaws thiab xab npum.
3.3 Cov khoom siv tawv nqaij
Hauv cov khoom tu tawv nqaij, CMC yog dav siv los ua cov thickener thiab moisturizer. Piv txwv li, nyob rau hauv cov khoom xws li tshuaj pleev ib ce, cream thiab essences, CMC muaj peev xwm ua tau kom cov viscosity ntawm cov khoom thiab coj ib tug du zoo ntawm kev siv. Cov cuab yeej ua yeeb yaj kiab ntawm CMC ua kom nws tsim cov yeeb yaj kiab tiv thaiv ntawm daim tawv nqaij kom tiv thaiv cov dej evaporation thiab ua kom cov nyhuv moisturizing ntawm cov khoom, yog li ua tiav lub hom phiaj ntawm lub sijhawm ntev moisturizing. Tsis tas li ntawd, CMC muaj kev nyab xeeb siab thiab haum rau cov tawv nqaij rhiab thiab ntau hom tawv nqaij.
3.4 Shaving ua npuas ncauj thiab da dej khoom
Hauv shaving ua npuas ncauj thiab da dej,CMCtuaj yeem ua lub luag haujlwm lubricating, txhim kho qhov smoothness ntawm cov khoom, thiab txo cov tawv nqaij kev sib txhuam. Cov nyhuv thickening ntawm CMC kuj tuaj yeem txhim kho kev ruaj ntseg ntawm cov npuas dej, ua rau cov npuas dej ua kom zoo thiab kav ntev, nqa kev shaving thiab da dej zoo dua. Tsis tas li ntawd, cov cuab yeej ua yeeb yaj kiab ntawm CMC tuaj yeem tsim cov txheej txheem tiv thaiv ntawm daim tawv nqaij, txo qis kev khaus sab nraud, tshwj xeeb tshaj yog tsim rau cov tawv nqaij rhiab heev.
4. Kev nyab xeeb thiab ruaj khov ntawm carboxymethyl cellulose
CMC yog muab los ntawm ntuj cellulose thiab muaj biodegradability siab. Nws yuav tsis ua rau muaj kuab paug tsis tu ncua rau ib puag ncig thaum siv, uas ua tau raws li qhov xav tau ntawm kev tsim kho kom ruaj khov. CMC kuj tau raug pov thawj tias muaj kev nyab xeeb rau tib neeg siv. CMC tau txais kev pom zoo ua zaub mov ntxiv hauv ntau lub tebchaws, qhia tias nws muaj cov tshuaj lom neeg tsawg rau tib neeg lub cev. CMC cov ntsiab lus hauv cov khoom siv tshuaj niaj hnub feem ntau yog qis. Tom qab ntau qhov kev sim tshuaj, CMC yuav tsis ua rau muaj kev kub ntxhov rau ntawm daim tawv nqaij lossis kab noj hniav, yog li nws tsim nyog rau txhua tus neeg.
Kev siv dav ntawmcarboxymethyl cellulose (CMC)nyob rau hauv cov khoom siv tshuaj niaj hnub ua pov thawj nws cov kev ua tau zoo thiab ntau yam. Raws li kev nyab xeeb, muaj txiaj ntsig zoo thiab ruaj khov thickener, tshem tawm tus neeg sawv cev thiab cov roj nplua nyeem, CMC ua lub luag haujlwm tseem ceeb hauv ntau yam khoom siv tshuaj niaj hnub xws li cov khoom tu tawv nqaij, tshuaj txhuam hniav, detergents, thiab lwm yam. Nws tuaj yeem tsis tsuas yog txhim kho cov khoom lag luam, tab sis kuj txhim kho. stability thiab cov nyhuv ntawm cov khoom. Tsis tas li ntawd, CMC tus phooj ywg ib puag ncig thiab biodegradability ua rau nws ua tau raws li cov neeg niaj hnub xav tau rau cov khoom siv raw khoom zoo ib puag ncig. Yog li ntawd, raws li cov neeg siv khoom xav tau cov khoom zoo, nyab xeeb, thiab ib puag ncig tus phooj ywg nce, daim ntawv thov kev cia siab ntawm CMC hauv kev lag luam tshuaj txhua hnub yuav dav dua.
Post lub sij hawm: Nov-14-2024