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1. Kev lag luam roj av Sodium carboxymethyl cellulose feem ntau yog siv rau hauv kev rho tawm roj, thiab nws yog siv rau hauv kev tsim cov av nkos kom nce viscosity thiab txo cov dej poob. Nws tuaj yeem tiv taus ntau yam kev ua qias tuaj ntawm cov ntsev thiab ua kom cov roj rov qab zoo. Sodium carboxymethyl hydroxypropyl cellulose (NACMHP...Nyeem ntxiv»
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Hydroxypropyl methyl cellulose Kev teeb tsa lub sijhawm xeem Lub sijhawm teeb tsa ntawm cov pob zeb feem ntau cuam tshuam nrog lub sijhawm teeb tsa ntawm cov cement, qhov cuam tshuam ntawm cov khoom sib sau ua ke tsis loj, yog li lub sijhawm teeb tsa ntawm cov mortar tuaj yeem siv hloov chaw ntawm kev kawm ntawm HPMC rau lub sijhawm teeb tsa hauv qab dej tsis tawg, qhov cuam tshuam ntawm ...Nyeem ntxiv»
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Hais txog qhov kub ntawm hydroxypropyl methyl cellulose HPMC, ntau tus neeg siv tsis tshua them sai sai rau qhov kub ntawm hydroxypropyl methyl cellulose. Tam sim no hydroxypropyl methyl cellulose feem ntau txawv raws li nws cov viscosity, tab sis rau qee qhov chaw tshwj xeeb thiab tshwj xeeb ...Nyeem ntxiv»
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1. Lub hom phiaj tseem ceeb ntawm HPMC yog dab tsi? Cov khoom no yog siv ua cov khoom ua kom tuab, cov khoom tawg, cov khoom sib txuas, cov khoom siv ntxiv, cov tshuaj pleev xim uas tiv taus roj, cov khoom sau, cov khoom ua kom emulsifier thiab cov khoom ruaj khov hauv kev lag luam textile. Nws kuj tseem siv dav hauv cov khoom siv hluavtaws, petrochemical, ceramic, ntawv, tawv, tshuaj, khoom noj thiab tshuaj pleev ib ce...Nyeem ntxiv»
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Hydroxypropyl Methylcellulose (HPMC) yog ib yam khoom siv ntau yam xws li roj nplua nyeem, ua npuas ncauj thiab ua kom ruaj khov, ua kom tuab, ua kom ruaj khov thiab ua kom zaj duab xis rau cov plaub hau thiab cov khoom siv saib xyuas tawv nqaij noj qab haus huv. HPMC muaj txiaj ntsig zoo hauv cov tshuaj surfactant rau nws cov yam ntxwv ua npuas ncauj, pab ua ke ...Nyeem ntxiv»
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1. HPMC muab faib ua hom tam sim ntawd thiab hom tawg sai. Hom HPMC tawg sai yog tom qab nrog tsab ntawv S, thiab glyoxal yuav tsum tau ntxiv thaum lub sijhawm tsim khoom. Hom HPMC tam sim ntawd tsis ntxiv cov ntawv, xws li "100000" txhais tau tias "100000 viscosity. 2. Nrog lossis wi ...Nyeem ntxiv»
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1. Hydroxypropyl methyl cellulose yaj tau hauv dej txias, dej kub yaj yuav ntsib teeb meem. Tab sis nws qhov kub gelation hauv dej kub siab dua li ntawm methyl cellulose. Qhov solubility ntawm methyl cellulose hauv dej txias kuj zoo dua heev. 2. Lub viscosity ntawm...Nyeem ntxiv»
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Hydroxyethylcellulose (HEC) feem ntau hu ua tus neeg sawv cev thickening thiab gelling hauv ntau yam lag luam, suav nrog cov tshuaj pleev ib ce, tshuaj, thiab txawm tias hauv qee cov khoom noj. Txawm li cas los xij, nws txoj kev siv tseem ceeb tsis yog ua cov khoom noj khoom haus ntxiv, thiab nws feem ntau tsis noj ncaj qha los ntawm tib neeg hauv qhov tseem ceeb ...Nyeem ntxiv»
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Hydroxyethyl cellulose (HEC) yog ib qho tseem ceeb hauv cov xim pleev xim latex uas muaj dej, uas pab txhawb rau ntau yam ntawm kev ua tau zoo thiab cov yam ntxwv ntawm cov xim pleev xim. Cov polymer no, uas tau los ntawm cellulose, muaj ntau yam txiaj ntsig uas txhim kho qhov zoo thiab kev ua haujlwm ntawm cov xim pleev xim...Nyeem ntxiv»
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HPMC Hydroxypropyl methyl cellulose hauv cov cement mortar thiab gypsum slurry, feem ntau ua lub luag haujlwm ntawm kev khaws dej thiab thickening, tuaj yeem txhim kho qhov adhesion thiab sag tsis kam ntawm slurry. Cua kub, kub thiab cua siab tus nqi tuaj yeem cuam tshuam rau qhov evaporation ntawm dej hauv cement ...Nyeem ntxiv»
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Hydroxypropyl methyl cellulose HPMC, tseem hu ua hydroxypromellose, yog cov hmoov lossis granule dawb rau dawb-dawb cellulose ether uas muaj dej txias solubility thiab dej kub insolubility zoo ib yam li methyl cellulose. Hydroxypropyl pawg thiab methyl pawg yog ether bond thiab anhydrous glucose nplhaib ntawm ...Nyeem ntxiv»
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1. Siv hydroxypropyl methyl cellulose li cas? HPMC siv dav hauv cov ntaub ntawv tsim kho, tshuaj pleev xim, cov khoom siv ua los ntawm cov av nplaum, tshuaj, khoom noj, textile, kev ua liaj ua teb, tshuaj pleev ib ce, luam yeeb thiab lwm yam lag luam. HPMC muaj peev xwm muab faib ua qib kev lag luam, qib zaub mov thiab qib kev kho mob raws li...Nyeem ntxiv»