Kev hais zoo tshaj plaws cellulose
Cov neeg hais txog cellulose yog tsev neeg ntawm cov dej-soluble polymers muab tau los ntawm cellulose, ib qho tshwm sim hauv cov phab ntsa ntawm tes. Cov derivatives no hloov kho cellulose cellulose polymers nrog ntau pawg ua haujlwm, muab cov khoom tshwj xeeb rau cov molecules. Cov neeg hais txog cellulose tau siv dav hauv ntau yam kev lag luam vim lawv cov versatilies, suav nrog kev tsim kho, chaw muag tshuaj, zaub mov, tshuaj pleev ib ce, thiab lwm yam tshuaj pleev ib yam.
Kev txiav txim siab qhov "zoo tshaj plaws" cellulose ether nyob ntawm qhov kev xav tau ntawm cov ntawv thov. Cov kws qhia sib txawv cellulose pom sib txawv sib txawv, xws li viscosity, solubility, thiab zaj duab xis-tsim muaj peev xwm, ua rau lawv haum rau cov hom phiaj sib txawv. Ntawm no yog qee cov siv tau siv thiab tau txiav txim siab ntawm cellulucted cellulos:
- Methyl Cellulose (MC):
- Cov khoom: MC tau paub rau nws lub peev xwm ua dej siab-muaj peev xwm, ua rau nws siv hauv cov ntawv thov thickening, tshwj xeeb yog hauv kev tsim kho kev tsim kho. Nws tseem siv nyob rau hauv cov tshuaj thiab khoom lag luam khoom noj.
- Cov ntawv thov: cug thiab cov cement formulion, ntsiav tshuaj, thiab raws li tus neeg sawv cev ua kom tuab hauv cov khoom noj.
- Hydroxyethyl cellulose (HEC):
- Cov Khoom: HEC muaj cov dej ua kom zoo solubility thiab yog ntau yam nyob rau hauv cov nqe lus ntawm viscosity tswj. Nws yog feem ntau siv nyob rau hauv ob qho tib si kev lag luam thiab cov neeg siv khoom.
- Cov Ntawv Thov: Xim thiab Txheej Txheej, Cov Khoom Siv Saib Xyuas Tus Kheej (Khoom Plig, Lotions), cov nplaum), thiab kws tshuaj nplaum.
- Carboxymethyl cellulose (CMC):
- Cov Khoom: CMC yog dej-soluble thiab muaj cov cua sov zoo heev thiab ruaj khov zog. Nws yog dav siv hauv cov zaub mov thiab tshuaj lag luam.
- Cov ntawv thov: Khoom noj khoom haus (raws li cov ntaub pua plag thiab stabrigerizer), tshuaj, cov tshuaj pleev ib ce, textiles, thiab kev lag luam roj av.
- HydroxyPropyyl methyl cellulose (HPMC):
- Cov Khoom: HPMC muaj kev sib npaug ntawm cov dej solubility, thermal gelation, thiab zaj duab xis-ua cov khoom. Nws yog dav siv nyob rau hauv kev tsim kho thiab chaw muag tshuaj.
- Cov ntawv thov: cov nplaum ua ke, cov cement-raws li cov khoom siv ua kom zoo, cov tshuaj uas lub qhov ncauj kaw lus qhia, thiab cov tshuaj tiv thaiv tshuaj.
- Ethyl Hydroxyethyl cellulose (EHEC):
- Cov Khoom: EHEC paub txog nws cov dej viscosity siab thiab cov dej khaws cia, ua nws haum rau kev thov siv hauv kev tsim kho thiab chaw muag tshuaj.
- Cov ntawv thov: Cug cov khoom siv ntxiv, cov neeg sawv cev tuab hauv cov tshuaj, thiab cov tshuaj pleev ib ce.
- Sodium Carboxymethyl cellulose (NA-CMC):
- Cov Khoom: Na-CMC yog cov dej-soluble cellulose ether nrog zoo heev thickening thiab ruaj khov zog. Nws feem ntau siv hauv cov khoom noj thiab ntau daim ntaub ntawv muaj kev lag luam.
- Cov Kev Siv: Khoom Noj Khoom Noj (raws li cov ntaub tuab thiab tawv thiab cov khoom siv, cov kws tshuaj, textiles, thiab cov kua lim.
- Microcrystalline Cellulose (MCC):
- Cov Khoom: MCC muaj cov khoom me me, crystalline thiab yog siv ntau npaum li cas los ua cov binder thiab muab tub lim hauv cov ntsiav tshuaj.
- Cov ntawv thov: Tshuaj ntsiav tshuaj thiab cov ntsiav tshuaj.
- Sodium Carboxymethyl Starch (CMS):
- Cov Khoom: CMS yog cov hmoov txhuv nplej siab rau cov khoom sib thooj nrog NA-CMC. Nws yog ib qho siv tau hauv kev lag luam khoom noj.
- Daim ntaub ntawv: Khoom noj khoom haus (raws li cov tuab thiab tawv), textiles, thiab tshuaj.
Thaum xaiv lub cellulose ether rau ib daim ntawv thov tshwj xeeb, nws yog qhov tseem ceeb rau kev xav txog yam uas xav tau, solubility, kev ruaj khov, thiab lwm yam kev ua tau zoo. Ib qho ntxiv, ua raws li cov kev cai tswj hwm thiab ib puag ncig kev txiav txim siab yuav tsum tau coj mus rau hauv tus account. Cov ntaub ntawv lag luam feem ntau muab cov ntaub ntawv cov ntaub ntawv feem ntau muab cov ntaub ntawv qhia txog cov ncauj lus kom ntxaws ntawm cov khoom thiab pom zoo siv ntawm kev ua haujlwm ntawm cellulis.
Lub Sijhawm Post: Jan-03-2024