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Tam sim no, ntau cov masonry thiab plastering mortars muaj kev ua haujlwm tsis zoo, thiab cov dej slurry yuav sib cais tom qab ob peb feeb sawv. Yog li nws yog ib qho tseem ceeb heev uas yuav tsum ntxiv cov cellulose ether kom tsim nyog rau hauv cov cement mortar. 1. Kev khaws dej ntawm cellulose ether Dej rov qab...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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Gypsum Desulfurization yog ib qho khoom lag luam gypsum tau los ntawm kev desulfurizing thiab purifying cov roj flue tsim tawm tom qab combustion ntawm cov roj sulfur-muaj los ntawm cov txiv qaub zoo lossis limestone hmoov slurry. Nws cov tshuaj lom neeg muaj pes tsawg leeg zoo ib yam li cov dihydrate gypsum ntuj, feem ntau yog CaS ...Nyeem ntxiv»
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Kev faib tawm Cellulose Ether Cellulose ether yog ib lo lus dav dav rau cov khoom tsim los ntawm cov tshuaj tiv thaiv ntawm alkali cellulose thiab etherifying tus neeg sawv cev nyob rau hauv qee qhov xwm txheej. Thaum alkali cellulose raug hloov los ntawm cov neeg sawv cev etherifying sib txawv, cov cellulose ethers sib txawv yuav tau txais. Ac...Nyeem ntxiv»
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Kev faib tawm Cellulose Ether Cellulose ether yog ib lo lus dav dav rau cov khoom tsim los ntawm cov tshuaj tiv thaiv ntawm alkali cellulose thiab etherifying tus neeg sawv cev nyob rau hauv qee qhov xwm txheej. Thaum alkali cellulose raug hloov los ntawm cov neeg sawv cev etherifying sib txawv, cov cellulose ethers sib txawv yuav tau txais. Ac...Nyeem ntxiv»
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Hydroxyethyl Cellulose Lub Cev thiab Tshuaj Lom Zem Cov yam ntxwv ntawm cov khoom no yog dawb rau lub teeb daj fibrous lossis powdery khoom, tsis muaj tshuaj lom thiab tsis muaj saj Melting point 288-290 ° C (dec.) Ceev 0.75 g / mL ntawm 25 ° C (lit.) Solubility Soluble hauv dej. Insoluble hauv cov organic daws teeb meem ...Nyeem ntxiv»
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Hydroxyethyl cellulose yog qib viscosity nruab nrab mus rau siab ntawm cellulose ether, siv ua cov khoom tuab thiab stabilizer rau cov txheej txheem dej, tshwj xeeb tshaj yog thaum qhov viscosity cia siab thiab qhov viscosity daim ntawv thov qis. Cellulose ether yooj yim rau disperse hauv dej txias nrog pH tus nqi ≤ 7, tab sis ...Nyeem ntxiv»
- Cov yam ntxwv ua haujlwm thiab cov ntsiab cai xaiv ntawm cellulose ether hauv cov mortar qhuav-mixed
1 Kev Taw Qhia Cellulose ether (MC) yog siv dav hauv kev lag luam khoom siv hauv tsev thiab siv ntau heev. Nws tuaj yeem siv ua tus neeg tiv thaiv, tus neeg sawv cev khaws dej, ua kom tuab thiab nplaum. Hauv cov mortar qhuav sib xyaw, mortar rwb thaiv tsev sab nraud, mortar tus kheej, nplaum pobzeb, high-p...Nyeem ntxiv»
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Cov hmoov polymer uas tawg tau dua feem ntau pom hauv kev tsim kho ua cov khoom siv rwb thaiv tsev phab ntsa sab nraud. Nws feem ntau yog ua los ntawm cov khoom polystyrene thiab cov hmoov polymer, yog li nws tau txais lub npe rau nws qhov tshwj xeeb. Hom hmoov polymer tsim kho no feem ntau yog tsim los rau qhov tshwj xeeb ntawm polys...Nyeem ntxiv»
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Tom qab ntxiv hydroxypropyl methylcellulose rau cov ntaub ntawv cement, nws tuaj yeem tuab. Qhov ntau ntawm hydroxypropyl methylcellulose txiav txim siab qhov xav tau dej ntawm cov ntaub ntawv cement, yog li nws yuav cuam tshuam rau cov zis ntawm mortar. Muaj ntau yam cuam tshuam rau viscosity ntawm hydroxypropyl methylcellulose:...Nyeem ntxiv»
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Hauv kev tsim cov vuas ceramic phab ntsa thiab pem teb, ntxiv cov neeg sawv cev txhawb nqa lub cev ceramic yog qhov ntsuas zoo los txhim kho lub zog ntawm lub cev, tshwj xeeb tshaj yog rau cov vuas porcelain nrog cov ntaub ntawv loj, nws cov nyhuv yog qhov pom tseeb dua. Niaj hnub no, thaum cov peev txheej av nplaum zoo tau nce ntxiv ...Nyeem ntxiv»
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Vim muaj tej yam xws li qhov kub thiab txias ntawm huab cua, av noo, cua hlob, thiab cua ceev, qhov volatilization ntawm cov dej noo hauv cov khoom gypsum-based yuav raug cuam tshuam. Yog li ntawd, txawm tias nws yog nyob rau hauv gypsum-based leveling mortar, caulk, putty, lossis gypsum-based self-leveling, hydroxypropyl methylcellulose ether (HPMC)...Nyeem ntxiv»