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Kev Taw Qhia Txog Xim Pob Zeb Tiag Xim Pob Zeb Tiag yog ib hom xim uas muaj cov nyhuv zoo nkauj zoo li granite thiab marble. Cov xim pob zeb tiag feem ntau yog ua los ntawm cov hmoov pob zeb ntuj ntawm ntau yam xim, uas yog siv rau cov nyhuv pob zeb cuav ntawm kev tsim phab ntsa sab nraud, tseem hu ua kua s...Nyeem ntxiv»
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Kev khaws dej ntau tuaj yeem ua rau cov cement muaj dej txaus, ua rau lub zog sib txuas ntxiv ntau ntxiv, thiab tib lub sijhawm, nws tuaj yeem ua rau lub zog tensile thiab lub zog shear nce ntxiv, txhim kho cov txiaj ntsig ntawm kev tsim kho thiab txhim kho kev ua haujlwm zoo. Kev siv hydroxypropyl methylc...Nyeem ntxiv»
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Cov tshuaj ntxiv ua lub luag haujlwm tseem ceeb hauv kev txhim kho kev ua haujlwm ntawm kev tsim cov tshuaj mortar qhuav, tab sis kev ntxiv cov tshuaj mortar qhuav ua rau tus nqi khoom siv ntawm cov khoom siv mortar qhuav siab dua li cov tshuaj mortar ib txwm muaj, uas suav txog ntau dua 40% ntawm tus nqi khoom siv hauv cov tshuaj mortar qhuav ...Nyeem ntxiv»
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Cellulose ether yog ib qho polymer compound synthesized los ntawm cellulose ntuj los ntawm cov txheej txheem etherification, thiab yog ib qho zoo heev thickener thiab dej retention agent. Kev Tshawb Fawb Keeb Kwm Cellulose ethers tau siv dav hauv cov mortar qhuav-mixed hauv xyoo tas los no, feem ntau siv dav yog qee cov non-ionic...Nyeem ntxiv»
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1. Cov teeb meem feem ntau hauv cov hmoov putty Qhuav sai. Qhov no yog vim tias qhov ntau ntawm cov hmoov calcium tshauv ntxiv (loj dhau, qhov ntau ntawm cov hmoov calcium tshauv siv hauv cov mis putty tuaj yeem txo qis) yog cuam tshuam nrog tus nqi khaws dej ntawm cov fiber, thiab nws kuj cuam tshuam nrog qhov qhuav...Nyeem ntxiv»
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Cov tshuaj mortar uas nws tus kheej leveling siv tau nws tus kheej qhov hnyav los ua lub hauv paus tiaj tus, du thiab muaj zog rau ntawm lub substrate rau kev tso lossis sib txuas lwm yam khoom. Tib lub sijhawm, nws tuaj yeem ua tiav kev tsim kho loj thiab ua haujlwm tau zoo. Yog li ntawd, kev ua haujlwm tau zoo yog ib qho tseem ceeb heev ntawm kev ua kom nws tus kheej leveling...Nyeem ntxiv»
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Hydroxypropyl methylcellulose (HPMC) yog cov cellulose ether uas tsis yog ionic ua los ntawm cov khoom siv polymer ntuj cellulose los ntawm ntau cov txheej txheem tshuaj lom neeg. Hydroxypropylmethylcellulose (HPMC) yog cov hmoov dawb tsis muaj ntxhiab, tsis muaj saj, tsis muaj tshuaj lom uas tuaj yeem yaj hauv dej txias los ua pob tshab ...Nyeem ntxiv»
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Cov hmoov emulsion thiab cov hmoov latex redispersible tuaj yeem tsim lub zog tensile siab thiab lub zog sib txuas ntawm cov ntaub ntawv sib txawv tom qab tsim zaj duab xis, lawv siv ua tus binder thib ob hauv mortar los sib xyaw nrog cov inorganic binder cement, cement thiab polymer feem Muab kev ua si tag nrho rau lub zog sib xws ...Nyeem ntxiv»
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HPMC muaj peev xwm muab faib ua qib kev tsim kho, qib zaub mov thiab qib tshuaj raws li lub hom phiaj. Tam sim no, feem ntau ntawm cov khoom lag luam hauv tsev yog qib kev tsim kho, thiab hauv qib kev tsim kho, qhov ntau ntawm cov hmoov putty yog loj heev. Sib tov HPMC hmoov nrog ntau ntawm lwm cov hmoov ...Nyeem ntxiv»
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Cov txheej txheem rwb thaiv tsev sab nraud ntawm phab ntsa sab nraud yog muab ib lub tsho tiv thaiv cua sov rau ntawm lub tsev. Lub tsho tiv thaiv cua sov no yuav tsum tsis yog tsuas yog khaws cua sov xwb, tab sis kuj yuav tsum zoo nkauj. Tam sim no, kuv lub teb chaws lub txheej txheem rwb thaiv tsev sab nraud feem ntau suav nrog cov txheej txheem rwb thaiv tsev polystyrene nthuav dav...Nyeem ntxiv»
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Cellulose yog ib qho polysaccharide uas tsim ntau yam dej-soluble ethers. Cellulose thickeners yog nonionic dej-soluble polymers. Nws siv keeb kwm ntev heev, ntau tshaj 30 xyoo, thiab muaj ntau yam ntau yam. Lawv tseem siv rau hauv yuav luag txhua cov xim latex thiab yog cov thickeners tseem ceeb ...Nyeem ntxiv»
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Lub luag haujlwm ntawm cov hmoov latex uas tawg tau dua hauv kev lag luam kev tsim kho tsis tuaj yeem raug kwv yees qis. Raws li cov khoom siv ntxiv uas siv dav tshaj plaws, nws tuaj yeem hais tias qhov tsos ntawm cov hmoov latex uas tawg tau tau tsa qhov zoo ntawm kev tsim kho ntau dua ib qib. Cov khoom tseem ceeb ntawm cov hmoov latex...Nyeem ntxiv»