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Yuav siv hydroxyethyl cellulose li cas hauv cov xim latex 1. Hydroxyethyl cellulose siv los ua porridge: Vim tias hydroxyethyl cellulose tsis yooj yim yaj hauv cov organic solvents, qee cov organic solvents siv tau los npaj porridge. Dej khov kuj yog cov kuab tshuaj tsis zoo, yog li dej khov feem ntau siv ua ke...Nyeem ntxiv»
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1. Nws ruaj khov rau cov kua qaub thiab alkali, thiab nws cov kua dej ruaj khov heev hauv pH = 2 ~ 12. Caustic soda thiab dej txiv qaub tsis muaj ntau yam cuam tshuam rau nws cov kev ua tau zoo, tab sis alkali tuaj yeem ua kom nws cov nqi yaj sai dua thiab ua rau nws cov viscosity me ntsis. 2. HPMC yog cov dej khaws cia zoo...Nyeem ntxiv»
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1. Qhov tsim nyog ntawm kev khaws dej Txhua hom hauv paus uas xav tau cov mortar rau kev tsim kho muaj qee qib ntawm kev nqus dej. Tom qab txheej hauv paus nqus cov dej hauv cov mortar, qhov kev tsim kho ntawm cov mortar yuav raug puas tsuaj, thiab nyob rau hauv cov xwm txheej hnyav, cov khoom siv cementitious hauv t...Nyeem ntxiv»
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Xim, ib txwm hu ua xim hauv Suav teb. Cov xim hu ua no yog coated rau ntawm qhov chaw ntawm cov khoom uas yuav tsum tau tiv thaiv lossis kho kom zoo nkauj, thiab tuaj yeem tsim ib zaj duab xis txuas ntxiv mus rau qhov khoom uas yuav tsum tau coated. Hydroxyethyl Cellulose yog dab tsi? Hydroxyethyl cellulose (HEC), dawb lossis daj daj, od...Nyeem ntxiv»
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Cellulose ether muaj kev khaws dej zoo heev, uas tuaj yeem tiv thaiv cov dej noo hauv cov mortar ntub kom tsis txhob qhuav ua ntej lossis raug nqus los ntawm cov txheej hauv paus, thiab xyuas kom meej tias cov cement tau hydrated tag nrho, yog li thaum kawg xyuas kom meej cov khoom siv kho tshuab ntawm cov mortar, uas yog tshwj xeeb tshaj yog ben ...Nyeem ntxiv»
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Viscosity yog ib qho tseem ceeb ntawm kev ua tau zoo ntawm cellulose ether. Feem ntau hais lus, qhov siab dua qhov viscosity, qhov zoo dua qhov dej khaws cia ntawm gypsum mortar. Txawm li cas los xij, qhov siab dua qhov viscosity, qhov siab dua qhov hnyav molecular ntawm cellulose ether, thiab qhov txo qis hauv nws cov...Nyeem ntxiv»
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Nyob rau hauv xyoo tas los no, nrog rau kev siv maj mam ntawm cov cai tseem ceeb ntawm kev ua raws li lub tswv yim kev txhim kho kev tshawb fawb thiab tsim kom muaj lub zej zog txuag cov peev txheej, kuv lub teb chaws cov tshuaj khib nyiab tsim kho tab tom ntsib kev hloov pauv ntawm cov tshuaj khib nyiab ib txwm mus rau cov tshuaj khib nyiab qhuav, thiab kev tsim kho qhuav-sib xyaw ...Nyeem ntxiv»
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Diatom av nkos yog ib hom khoom siv kho kom zoo nkauj phab ntsa nrog diatomite ua cov khoom siv tseem ceeb. Nws muaj cov haujlwm ntawm kev tshem tawm formaldehyde, lim cua, kho cov av noo, tso tawm cov pa oxygen tsis zoo, tiv thaiv hluav taws, ntxuav phab ntsa tus kheej, ua kom tsis muaj menyuam thiab tshem tawm cov ntxhiab tsw, thiab lwm yam. Vim tias...Nyeem ntxiv»
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Cov tshuaj mortar uas nws tus kheej leveling tuaj yeem siv nws qhov hnyav los tsim lub hauv paus tiaj tus, du thiab muaj zog rau ntawm lub substrate rau kev tso lossis sib txuas lwm yam khoom, thiab tib lub sijhawm nws tuaj yeem ua tiav kev tsim kho loj thiab ua haujlwm tau zoo. Yog li ntawd, kev ua haujlwm siab yog ib qho tseem ceeb heev ntawm kev leveling nws tus kheej...Nyeem ntxiv»
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Cellulose ether (CelluloseEther) yog ua los ntawm cellulose los ntawm kev sib xyaw ua ke ntawm ib lossis ntau tus neeg sawv cev etherification thiab kev sib tsoo qhuav. Raws li cov qauv tshuaj sib txawv ntawm cov ether substituents, cellulose ethers tuaj yeem faib ua anionic, cationic thiab nonionic ethers. Kuv...Nyeem ntxiv»
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01. Ib hom tshuaj mortar thermal rwb thaiv tsev uas tsis muaj dej, uas yog cov khoom siv raw li nram no los ntawm qhov hnyav tag nrho: pob zeb 300-340, hmoov av pov tseg hauv kev tsim kho vaj tse 40-50, lignin fiber 20-24, calcium formate 4-6, hydroxyl Propyl methyl cellulose 7-9, silicon carbide ...Nyeem ntxiv»
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Hauv cov mortar sib xyaw ua ke, tsuav yog me ntsis cellulose ether tuaj yeem txhim kho kev ua tau zoo ntawm cov mortar ntub, nws tuaj yeem pom tias cellulose ether yog cov khoom siv tseem ceeb uas cuam tshuam rau kev ua tau zoo ntawm cov mortar. "Kev xaiv ntawm ntau hom sib txawv, ntau yam viscosities, sib txawv ...Nyeem ntxiv»