Sodium Carboxymetylcelleculose (CMC) yog ntau yam thiab ntau yam polymer nrog ntau cov kev lag luam thoob plaws ntau yam kev lag luam. Qhov no sib xyaw no tau muab los ntawm cellulose, lub ntuj polymer pom hauv tsob ntoo cell phab ntsa. CMC yog tsim los ntawm kev siv cellulation cellulose los ntawm kev qhia cov pab pawg carboxymSyl mus rau hauv lub cell polroack. Lub resulting sodium carboxymethylcelleculose muaj cov khoom uas muaj txiaj ntsig uas ua rau nws muaj nuj nqis hauv ntau daim ntawv thov.
Molecular qauv:
Cov qauv molecular ntawm cov sodium carboxymelylcelleculose muaj cov pab pawg cellulose muaj cov pab pawg ntawm cov roj hmab. Qhov kev hloov kho no imparts solubility thiab lwm yam kom zoo dua rau lub cellulose polymer.
Solubility thiab cov qauv siv tshuaj:
Ib qho ntawm cov khoom tseem ceeb ntawm CMC yog nws cov dej solubility. Sodium Carboxymethyl cellulose yog yooj yim soluble hauv dej thiab ua ib txoj kev siv plab. Solubility tuaj yeem hloov kho los ntawm kev hloov pauv ntawm qhov hloov pauv (DS), uas yog tus naj npawb ntawm cov carboxymethyl ib pawg twg hauv chav dej qab zib hauv lub cellulose chart.
Rheological khoom:
Rheological coj cwj pwm ntawm CMC cov ntsiab yog tsis tseem ceeb. Lub viscosity ntawm CMC cov kev daws teeb meem nce nrog nce kev nce thiab muaj zog nyob ntawm cov qib hloov pauv. Qhov no ua rau CMC muaj txiaj ntsig zoo tshaj plaws hauv ntau cov ntawv thov, suav nrog cov zaub mov, chaw muag tshuaj thiab kev muaj cov txheej txheem.
Ionic Khoom:
Lub xub ntiag ntawm sodium ions hauv cov pab pawg carboxymethyl muab CMC nws lub cim ionic. Qhov txheej txheem ionic no tso cai rau kev sib cuam tshuam nrog lwm hom kev them nyiaj hauv kev daws, ua rau nws muaj txiaj ntsig zoo hauv cov ntawv thov uas xav tau kev tsim lossis gel tsim.
Phemitivity:
Lub solubility thiab cov yam ntxwv ntawm CMC muaj cuam tshuam los ntawm Ph. CMC muaj cov solubility siab thiab ua rau nws ua tau zoo tshaj plaws nyob rau hauv ib qho kev mob alkaline me ntsis. Txawm li cas los xij, nws tseem nyob ruaj khov tshaj li ntau hom, muab kev hloov pauv rau cov ntawv thov sib txawv.
Zaj duab xis tsim cov khoom:
Sodium Carboxymetylcelleculose muaj kev ua yeeb yaj kiab ua yeeb yaj kiab, ua kom haum rau kev tsim cov yeeb yaj kiab ntawm nyias cov yeeb yaj kiab lossis cov tsho tshaj. Cov cuab yeej no tuaj yeem siv los ua cov yeeb yaj kiab uas muaj cov khoom noj tau, cov tshuaj pleev ntsiav tshuaj, thiab lwm yam.
Stablize:
CMC yog qhov chaw nyob ruaj khov nyob rau hauv ntau yam kev mob ib puag ncig, suav nrog qhov kub thiab qhov hloov thib. Qhov kev ruaj khov no ua rau nws lub rooj ntev txee lub neej thiab haum rau ntau cov ntawv thov.
Emulsion stabilizer:
CMC ua raws li lub emulsifier zoo thiab pab tswj emulsions hauv cov khoom noj thiab cov tshuaj pleev ib ce. Nws txhim kho qhov ruaj khov ntawm cov roj-hauv-dej emulsions, pab txhim kho qhov zoo tag nrho thiab lub neej txee ntawm cov khoom.
Dej khaws cia:
Vim nws lub peev xwm los nqus dej, cmc yog siv los ua dej tuav cov neeg sawv cev hauv ntau hom kev lag luam. Cov cuab yeej no yog qhov zoo dua rau cov ntawv thov xws li cov ntawv nyeem, qhov twg cmc pab kom cov neeg noo noo ntawm cov khoom siv noo noo.
Biodegradability:
Sodium Carboxymethylcelleculose yog suav hais tias nws yog muab tau los ntawm cellulose, ib qho tshwm sim polymer. Cov yeeb yam no yog ib puag ncig ib puag ncig thiab yog nyob rau hauv txoj kab nrog kev loj hlob xav tau rau cov ntaub ntawv muaj kev ruaj khov hla kev lag luam.
Daim Ntawv Thov:
Kev Lag Luam Khoom Noj:
CMC tau dav siv los ua tuab, stabilizer thiab texturizer hauv cov zaub mov.
Nws txhim kho cov viscosity thiab cov qauv ntawm cov kua nplaum, hnav khaub ncaws thiab khoom noj siv mis.
Tshuaj:
CMC yog siv los ua phau ntawv khi ntawm Tshuaj Ntses.
Nws yog siv rau hauv cov ntsiab lus piav qhia kom muab viscosity thiab txhim kho kev ruaj khov ntawm cov gels thiab cream.
Textile:
CMC yog siv rau hauv textile ua raws li cov neeg sawv cev sizing thiab ib tus neeg sawv cev tuab rau cov luam ntawv luam tawm.
Nws txhim kho zas xim nplaum rau ntaub thiab txhim kho kev luam ntawv zoo.
Roj thiab roj Kev Lag Luam:
CMC yog siv rau hauv cov kua dej khiav kom tswj viscosity thiab cov khib nyiab tshem tawm.
Nws ua raws li cov kua dej ploj thiab txhim kho qhov ruaj khov ntawm cov av nkos.
Kev Lag Luam Ntawv:
CMC yog siv los ua ib daim ntawv txheej txheem tus neeg sawv cev los txhim kho lub zog thiab cov ntawv luam tawm ntawm daim ntawv.
Nws ua raws li kev pab tsis muaj kev pab hauv cov txheej txheem papermakaking.
Cov khoom lag luam ntawm tus kheej:
CMC muaj nyob rau hauv ntau yam khoom siv saib xyuas tus kheej xws li tshuaj txhuam hniav thiab zawv plaub hau ua cov tuab thiab tawv thiab tawv.
Nws ua rau muaj kev ntxhib los qhia tag nrho thiab muaj txiaj ntsig ntawm cov tshuaj pleev ib ce.
Tshuaj ntxuav thiab tshuaj ntxuav:
CMC yog siv los ua cov tuab thiab ruaj khov hauv cov xab npum ua kua.
Nws txhim kho cov viscosity ntawm kev ntxuav tu, txhim kho nws cov kev ua tau zoo.
Ceramics thiab Architecture:
CMC yog siv los ua cov binder thiab rheology kho hauv ceramics.
Nws yog siv rau hauv cov ntaub ntawv tsim tsev txhawm rau txhim kho cov khoom siv hauv dej thiab kev tsim kho.
Kev lom zem thiab kev nyab xeeb:
Carboxymethylcellulose feem ntau pom tau tias muaj kev nyab xeeb (gras) los ntawm cov koom haum tswj hwm rau kev siv hauv cov zaub mov thiab cov ntaub ntawv thov tshuaj. Nws yog nontoxic thiab zoo zam, txuas ntxiv txhawb nws cov kev siv thoob plaws.
Hauv kev xaus:
Sodium carboxymethyl cellulose is a multifaceted polymer with a wide range of applications in various industries. Nws cov khoom siv tshwj xeeb, suav nrog cov dej solubility, rheological cwj pwm, ua rau muaj cov khoom noj muaj txiaj ntsig zoo hauv cov zaub mov, cov tshuaj, textiles thiab ntau lwm yam khoom. Raws li kev lag luam txuas ntxiv mus nrhiav cov ntaub ntawv kom ntev thiab ntau yam dab tsi uas nws yog tus neeg ua si tseem ceeb hauv cov ntawv thov polymer thiab kev siv cov ntawv thov.
Lub Sijhawm Post: Jan-09-2024