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Lub luag haujlwm ntawm HPMC hauv cov av nplaum ntub dej sib tov cov av nplaum ntub: Cov av nplaum sib tov yog ib hom cement, cov khoom sib xyaw zoo, cov khoom sib tov thiab dej, thiab raws li cov khoom ntawm ntau yam khoom, hauv qee qhov sib piv, tom qab ntsuas ntawm qhov chaw sib tov, sib tov, thauj mus rau qhov chaw siv los ntawm lub tsheb thauj khoom, ...Nyeem ntxiv»
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Hydroxyethyl cellulose (HEC), dawb los yog daj daj, tsis muaj ntxhiab, tsis muaj tshuaj lom fibrous lossis hmoov khoom, npaj los ntawm etherification ntawm alkaline cellulose thiab ethylene oxide (lossis chlorohydrin), uas yog cov genus Nonionic soluble cellulose ethers. Vim tias HEC muaj cov khoom zoo ntawm thickening, susp ...Nyeem ntxiv»
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1. Cov tshuaj khib sib xyaw ua ke: cov tshuaj khib sib xyaw yog ib hom cement, cov khoom sib xyaw zoo, cov khoom sib xyaw thiab dej, thiab raws li cov khoom ntawm ntau yam khoom, raws li qee qhov piv, tom qab ntsuas ntawm qhov chaw sib tov, sib xyaw, thauj mus rau qhov chaw uas siv lub tsheb thauj khoom, thiab nkag mus rau hauv ...Nyeem ntxiv»
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1. Putty yog siv los ua cov khoom siv rau kev kho ua ntej ntawm qhov chaw uas yuav tsum tau coated hauv architectural coatings Putty yog ib txheej nyias ntawm leveling mortar. Putty yog scraped rau ntawm qhov chaw ntawm cov substrates ntxhib (xws li concrete, leveling mortar, gypsum board, thiab lwm yam) Ua kom cov xim phab ntsa sab nraud du thiab ...Nyeem ntxiv»
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Hauv cov mortar sib xyaw ua tiav, qhov ntxiv ntawm cellulose ether yog tsawg heev, tab sis nws tuaj yeem txhim kho qhov kev ua tau zoo ntawm cov mortar ntub, thiab nws yog ib qho khoom siv tseem ceeb uas cuam tshuam rau kev ua tau zoo ntawm cov mortar. Kev xaiv tsim nyog ntawm cellulose ethers ntawm ntau yam sib txawv, sib txawv visc ...Nyeem ntxiv»
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Cov hmoov latex uas tawg tau dua yog cov hmoov uas tau los ntawm kev ziab cov polymer emulsion uas hloov kho. Nws muaj kev tawg tau zoo thiab tuaj yeem rov ua emulsified mus rau hauv cov polymer emulsion ruaj khov tom qab ntxiv dej. Nws cov khoom siv tshuaj lom neeg zoo ib yam li cov emulsion pib. Yog li ntawd, Yuav kom...Nyeem ntxiv»
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Cellulose ether yog ib qho polymer uas tsis yog ionic semi-synthetic, uas yog dej-soluble thiab solvent-soluble. Nws muaj cov teebmeem sib txawv hauv ntau yam lag luam. Piv txwv li, hauv cov ntaub ntawv siv tshuaj lom neeg hauv tsev, nws muaj cov teebmeem sib xyaw ua ke hauv qab no: ① tus neeg sawv cev khaws dej ② thickener ③ leveling khoom ④ zaj duab xis-...Nyeem ntxiv»
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Vim li cas cov hydroxypropyl methylcellulose thiaj li ntau zuj zus diluted hauv cov hmoov putty? Thaum cov hmoov putty raug tsim thiab siv, ntau yam teeb meem yuav tshwm sim. Tom qab cov hmoov putty raug sib xyaw nrog dej thiab do nrog lub laum hluav taws xob, cov putty yuav ua nyias dua thaum nws raug do, thiab ...Nyeem ntxiv»
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Hauv cov mortar sib xyaw ua tiav, qhov ntxiv ntawm cellulose ether yog tsawg heev, tab sis nws tuaj yeem txhim kho qhov kev ua tau zoo ntawm cov mortar ntub, thiab nws yog ib qho khoom siv tseem ceeb uas cuam tshuam rau kev ua tau zoo ntawm cov mortar. Kev xaiv tsim nyog ntawm cellulose ethers ntawm ntau yam sib txawv, sib txawv visc ...Nyeem ntxiv»
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Hauv cov mortar sib xyaw ua tiav, qhov ntxiv ntawm cellulose ether yog tsawg heev, tab sis nws tuaj yeem txhim kho qhov kev ua tau zoo ntawm cov mortar ntub, thiab nws yog ib qho khoom siv tseem ceeb uas cuam tshuam rau kev ua tau zoo ntawm cov mortar. Kev xaiv tsim nyog ntawm cellulose ethers ntawm ntau yam sib txawv, sib txawv visc ...Nyeem ntxiv»
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Hauv cov mortar sib xyaw ua tiav, qhov ntxiv ntawm cellulose ether yog tsawg heev, tab sis nws tuaj yeem txhim kho qhov kev ua tau zoo ntawm cov mortar ntub, thiab nws yog ib qho khoom siv tseem ceeb uas cuam tshuam rau kev ua tau zoo ntawm cov mortar. Kev xaiv tsim nyog ntawm cellulose ethers ntawm ntau yam sib txawv, sib txawv visc ...Nyeem ntxiv»
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Nrog rau kev loj hlob sai ntawm kev lag luam mortar qhuav hauv Suav teb, kev siv cov kua nplaum vuas ceramic tuaj yeem txhawb nqa tag nrho. Yog li, cov teeb meem twg yuav tshwm sim hauv kev siv cov kua nplaum vuas ceramic? Niaj hnub no, pab koj teb kom meej! A, vim li cas thiaj siv cov kua nplaum vuas? 1) Tam sim no kev lag luam vuas ceramic,...Nyeem ntxiv»