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A. Pobzeb Adhesive Cov Qauv: 1. Cov khoom xyaw yooj yim: cov nplaum ua ke sib xyaw muaj sib xyaw ntawm cov xis mas, xuab zeb, piymers thiab ntxiv. Cov qauv tshwj xeeb yuav txawv nyob ntawm cov hom pobzeb, substrate thiab ib puag ncig cov xwm txheej. 2. Maas-Raws Pobzeb Adhesive: Portland Maas: muab cov nyiaj sib zog ...Nyeem ntxiv»
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Kev tsim cov gypsum-based tus kheej txoj kev nplua nuj xav tau kev siv cov khoom siv raw, txhua qhov uas cuam tshuam tshwj xeeb cov khoom ntawm cov khoom kawg. Ib qho tseem ceeb ntawm kev celul sib nraws yog cellulose ether ether, uas yog qhov tseem ceeb ntxiv. Gypsum-based tus kheej txoj kev vhib lawb ...Nyeem ntxiv»
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Polyanionic cellulose (PAC) yog cov roj-soluble cellulose derivative uas tau siv dav hauv cov roj thiab roj kev lag luam, tshwj xeeb yog hauv fracturing kua tov. Hydraulic fracturing, feem ntau yog hu ua fracking, yog kev txhawb nqa cov txheej txheem siv los ua kom cov roj thiab nkev fro ...Nyeem ntxiv»
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1. Dicicical qauv: formic acid (HCOOH): nws yog cov tshuaj ntsuab uas yooj yim carboxylic nrog cov tshuaj lom neeg HCOOH. Nws muaj cov pab pawg carboxyl (COH), qhov chaw hydrogen txuas nrog cov pa roj carbon thiab lwm cov pa oxygen ib daim thwj me. Sodium daim (HCCona): Nws yog ntsev ntsev rau ...Nyeem ntxiv»
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Abstract: Xyoo tsis ntev los no, cov dej pleev dej tau txais kev saib xyuas dav vim lawv qhov kev sib tw uas tsis tshua muaj zog thiab cov ntsiab lus tsis txaus ntseeg (voc) cov ntsiab lus. Hydroxyethylulose (HEC) yog cov dej siv dej-soluble polymer nyob rau hauv cov qauv no, kev pabcuam ua kom tuab ntxiv ...Nyeem ntxiv»
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Abstract: Cov kev tsim kho kev tsim kho kev lag luam ua lag luam lub luag haujlwm tseem ceeb hauv kev tsim lub ntiaj teb niaj hnub, ntawm txoj siav twg yog lub tsev thaiv. Rau xyoo, cov kws tshawb nrhiav thiab cov kws tshawb fawb tau txuas ntxiv nrhiav cov hau kev los txhim kho kom zoo thiab ua tau zoo ntawm cov cement. Ib qho kev txhawb nqa Avenue cuam tshuam nrog kev sib ntxiv ...Nyeem ntxiv»
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Abstract: Calcium Develate, cov ntsev calcium ntawm formic acid, tau txais dav dav ua ib qho pub additive nyob rau hauv xyoo tas los no. Qhov kev sib txuas no tau lees paub rau nws cov txiaj ntsig ntau hauv cov tsiaj noj khoom haus, txhawb kev loj hlob, txhim kho kev noj qab haus huv, thiab txhim kho kev ua tau zoo tag nrho. Qhov kev tshuaj xyuas no zoo tshaj plaws e ...Nyeem ntxiv»
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Qhia txog kev tsim kho kev tsim kho tau ua tiav qhov kev kawm tseem ceeb hauv xyoo tsis ntev los no, nrog kev ua kom muaj txiaj ntsig zoo ntawm kev txhim kho kev ua haujlwm, kav cov ntaub ntawv hauv tsev. HydroxyPropyyl Metylcellulose (HPMC) tau dhau los ua ntau yam ntxiv hauv Gypsum Hmoov-Raws Li Kev Ua Lag Luam ...Nyeem ntxiv»
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Cov hmoov txhuv nplej siab yog qhov hloov kho cov hmoov txhuv nplej siab uas tau txais kev saib xyuas ntau hauv ntau cov ntawv thov vim lawv cov khoom siv tau. Thaum nws yog feem ntau siv nyob rau hauv cov nplaum rau nws cov peev xwm ua tiav, nws cov nra rau cov dej kub siab nyob ntawm ...Nyeem ntxiv»
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Qhia: Piav qhia luv luv txog hydroxyethyl cellulose (HEC) thiab nws qhov tseem ceeb hauv cov khoom hauv tsev. Piav qhia kev siv cov nplaum thiab cov txhab ruaj khov hauv ntau tus neeg siv khoom lag luam. Tshooj 1: Hec Adhesives Txheej txheem cej luam: Txhais Hec thiab nws cov tshuaj lom neeg. Sib tham txog cov khoom nplaum ntawm HEC thiab ...Nyeem ntxiv»
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Hydroxyethylulose (HEC) yog ib qho ntau yam thiab siv cov dej ua kom zoo tshaj plaws uas tau siv dav hauv ntau yam lag luam. Qhov no sib xyaw no tau muab los ntawm cellulose, lub ntuj muaj zog pom hauv cov nyiaj loj hauv cov phab ntsa cell. HEC cov khoom tshwj xeeb ua rau nws zoo tagnrho rau thickening ntau yam khoom, f ...Nyeem ntxiv»
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Abstract: Silicone defoamers yog qhov tseem ceeb rau kev ua haujlwm zoo ntawm kev siv cov kua dej hauv cov roj thiab roj kev lag luam. Kab lus no muab ib qho tob tob ntawm silicone defoamers, lawv cov khoom, thiab muaj kev nkag siab zoo ntawm lawv cov ntawv thov sib tsoo hauv ...Nyeem ntxiv»