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Nyob rau hauv centent cortar thiab gypsum-raws li surry, hydroxypropylulose metylropylulose, thiab sag tsis kam ntawm slurry. Yam khoom xws li cua kub, ntsuas kub thiab cua kub yuav cuam tshuam rau volatili ...Nyeem ntxiv»
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1. Cov teeb meem ntau hauv Putty hmoov nrawm nrawm: Qhov no feem ntau yog txo qis dua (cov roj ntsha ua kom muaj feem xyuamNyeem ntxiv»
- Cov teeb meem thiab cov kev daws teeb meem ntawm hydroxypropyl methylcellose (HPMC) hauv hmoov putty
Qhuav nrawm Qhov no feem ntau yog vim muaj ntau cov hmoov tshauv calcium hmoov (tus nqi ntawm cov dej tsis yeem siv rau hauv cov dej tsis yeem) yog muaj feem xyuam rau cov dryness ntawm phab ntsa. Tev ib ...Nyeem ntxiv»
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HydroxyPropyyl methylulose yog cov tsis-ionic cellulose ua tiav los ntawm cov paj rwb rwb los ntawm cov tshuaj lom neeg. Nws yog qhov tsis muaj ntxhiab, tsis muaj tshuaj lom dawb cov hmoov nplej uas yaj tau hauv dej thiab nthuav tawm kom meej lossis me ntsis pos huab colloidal tov. Nws muaj cov yam ntxwv ntawm t ...Nyeem ntxiv»
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Lub npe Suav ntawm HPMC yog hydroxypropyl methylulose. Nws tsis yog-ionic thiab feem ntau yog siv los ua cov dej-khaws cov neeg sawv cev hauv cov tshuaj khib nyiab qhuav. Nws yog qhov feem ntau siv dej-khaws cov khoom siv hauv kab cug. Ib polysaccharide-raws li ether cov khoom tsim los ntawm alkalization thiab etherification. Nws tsis muaj ...Nyeem ntxiv»
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1. Cov teeb meem uas tsis qhuav sai Qhov no yog feem ntau muaj cov hmoov tshauv uas muaj peev xwm ntxiv (cov dej tsis yeem siv tau rau hauv hydroxypropeny), HPMC), thiab nws tseem yog ...Nyeem ntxiv»
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Redispersible looj cov hmoov yog cov hmoov dawb zoo tau los ntawm tshuaj tsuag-kom qhuav kom qhuav zoo. Nws yog tsuas yog siv los ua qhov tseem ceeb ntxiv rau "c tov sib xyaw ua ke" thiab lwm cov qoob loo qhuav rau phab ntsa rwb thaiv tsev engineering cov ntaub ntawv. Them sai sai rau cov hauv qab no ...Nyeem ntxiv»
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HydroxyPropyyl methylulose feem ntau yog siv los ua ib qho tsis txaus siab nyob rau hauv kev tsim cov polyvinyl chloride, thiab yog lub ntsiab oomxiliary Tus neeg sawv cev rau npaj PVC los ntawm Kev Ncua Ntawv Polymerization. Hauv kev tsim kho cov txheej txheem ntawm kev tsim kho kev tsim kho, nws yog tsuas yog siv hauv kev tsim kho mechanized xws li phab ntsa ...Nyeem ntxiv»
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Hloov kho cov tshuaj ntxiv xws li npaj txhij cov tshuaj sib xyaw, cov neeg sawv cev ntawm cov dej, uas muaj huab cua ua ke, uas muaj cov cua sov ua kom tiav raws li kev ua tau zoo ntawm cov ...Nyeem ntxiv»
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Daim ntawv thov ntawm HydroxyPropyyl methylcellose (HPMC) hauv lub sijhawm ua kom lub zog, thiab tib lub sijhawm ua kom lub zog, nws tuaj yeem tsim nyog ua kom lub zog ua kom lub zog, thiab lub zog ntxim nyiam, nws tuaj yeem ua rau muaj zog, zoo heev ...Nyeem ntxiv»
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(1) Kev txiav txim siab ntawm viscosity: cov khoom qhuav yog npaj rau cov tshuaj aqueous nrog lub cev hnyav ntawm 2 ° C, thiab yog ntsuas los ntawm NDJ-1 cov visicals; (2) Cov tsos ntawm cov khoom yog powdery, thiab cov khoom tseem tam yog prodixed nrog "s". Yuav siv hydroxyps ...Nyeem ntxiv»
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Lub Viscosity Index of HydroxyPropyyl methylcellulose yog qhov ntsuas tseem ceeb heev. Lub viscosity tsis sawv cev txoj kev huv. Lub viscosity ntawm cellulose hpmc nyob ntawm cov txheej txheem ntau lawm. Hom kev siv sib txawv yuav tsum xaiv cellulose HPMC nrog cov viscosities sib txawv, tsis yog qhov siab dua ntawm ...Nyeem ntxiv»