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Kev Taw Qhia: HEC Ua Ib Qho Tseem Ceeb Hauv Kev Luam Ntawv Niaj Hnub Nim No Kev lag luam luam ntawv textile tseem niaj hnub hloov zuj zus mus rau qhov tseeb dua, kev ua tau zoo dua xim, thiab cov txheej txheem tsim khoom uas muaj lub luag haujlwm rau ib puag ncig. Raws li cov hom zam thiab cov chaw tsim khoom textile xav tau sh ...Nyeem ntxiv»
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Hydroxypropyl Methyl Cellulose (HPMC) yog ib qho ntawm cov cellulose ethers siv dav tshaj plaws hauv cov ntaub ntawv siv hauv kev tsim kho, tshuaj, khoom noj khoom haus, cov qauv kev saib xyuas tus kheej, thiab kev siv hauv kev lag luam. Hauv cov tshuaj mortar qhuav, cov nplaum pobzeb, cov khoom siv phab ntsa, cov khoom gypsum, cov tshuaj sib xyaw ua ke, thiab dej ...Nyeem ntxiv»
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Kev loj hlob sai ntawm kev lag luam kev tsim kho thoob ntiaj teb tau ua rau muaj kev xav tau ntau ntxiv rau cov nplaum pobzeb ua haujlwm siab uas muaj peev xwm ua kom muaj zog sib txuas zoo dua, qhib lub sijhawm ntev dua, ua haujlwm tau zoo dua, thiab ua kom ruaj khov dua. Cov txheej txheem teeb tsa pobzeb niaj hnub yuav tsum haum rau cov pobzeb loj zuj zus...Nyeem ntxiv»
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Raws li kev lag luam kev tsim kho thiab kev pleev xim txuas ntxiv mus, qhov kev thov rau cov khoom siv ua tau zoo uas txhim kho cov khoom zoo, kev siv tau zoo, thiab kev ruaj khov tau loj hlob ntau heev. Ntawm cov khoom siv ntxiv no, Methyl Hydroxyethyl Cellulose (MHEC) tau dhau los ua ib qho tseem ceeb tshaj plaws ...Nyeem ntxiv»
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Tus Kheej Leveler Yog Dab Tsi? Cov tshuaj sib xyaw ua ke yog cov cementitious lossis polymer-modified mortars tsim los kom ntws du thiab theem lawv tus kheej hla lub substrate yam tsis muaj troweling ntau. Lawv tau tsim los rau: Ua kom tiaj tus, du nto Sau cov qhov tsis zoo me me Muab lub hauv paus sib npaug rau hauv pem teb...Nyeem ntxiv»
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Ib qho khoom xyaw uas siv tau ntau yam los tsim kho tshiab thoob plaws ntau yam lag luam Cellulose Gum, feem ntau hu ua Sodium Carboxymethyl Cellulose (CMC), yog ib qho ntawm cov cellulose derivatives uas siv dav tshaj plaws hauv kev lag luam niaj hnub no. Tsim los ntawm kev hloov kho tshuaj ntawm cov cellulose ntuj, CMC yog cov polym uas yaj tau hauv dej...Nyeem ntxiv»
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Hauv kev lag luam saib xyuas tus kheej niaj hnub no uas muaj kev sib tw heev, cov neeg siv khoom xav tau ntau dua li qhov ua tau zoo xwb - lawv xav tau cov qauv zoo nkauj, cov qauv ruaj khov, cov khoom xyaw huv si, thiab kev nrhiav khoom siv tau ntev. Tom qab ntau yam ntawm cov yam ntxwv ua tau zoo no yog ib chav kawm ntawm cov polymers ntau yam uas tsim cov qauv ...Nyeem ntxiv»
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Kev Tshawb Fawb Txog Kev Ua Haujlwm, Cov Txheej Txheem, thiab Cov Qauv Lag Luam Hauv kev lag luam kev tsim kho niaj hnub no, kev hloov pauv mus rau cov txheej txheem sib xyaw qhuav tau hloov pauv txoj kev tsim khoom siv hauv tsev, thauj mus los, thiab siv. Ntawm cov khoom siv ntxiv tseem ceeb uas ua rau qhov kev hloov pauv no ...Nyeem ntxiv»
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Kev lag luam cellulose ether hauv kev tsim kho vaj tse tab tom nkag mus rau theem tshiab ntawm kev loj hlob uas muaj qauv, kev txhim kho thev naus laus zis, thiab kev hloov pauv kom ruaj khov. Tsav los ntawm kev thov kev tsim kho thoob ntiaj teb, kev cai lij choj ib puag ncig, thiab kev tsim kho tshiab ntawm cov khoom siv, kev lag luam tab tom hloov pauv sai sai thoob plaws thaj chaw ...Nyeem ntxiv»
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Hauv kev tsim kho niaj hnub no, cov txheej txheem hauv pem teb uas siv cov cement xws li cov tshuaj sib xyaw ua ke, cov pob zeb hauv pem teb rau kev lag luam, thiab cov xuab zeb sib xyaw ua ke yuav tsum muaj kev ntws zoo heev thiab khaws cia kev ntws mus ntev kom ntseeg tau tias kev siv tau zoo thiab kev ua tiav zoo ntawm qhov chaw. Ib qho ntawm cov khoom siv ntxiv tseem ceeb tshaj plaws...Nyeem ntxiv»
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Hmoov Polymer Redispersible (RDP) yog ib qho khoom siv tseem ceeb uas siv rau hauv cov khoom siv sib xyaw ua ke xws li cov nplaum pobzeb, plasters, EIFS systems, cov mortars tsis muaj dej, thiab cov tshuaj sib xyaw ua ke. Hauv qab no yog cov lus piav qhia ntawm plaub lub tuam txhab RDP thoob ntiaj teb: Wacker Chemie AG, Elotex, Dairy...Nyeem ntxiv»
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1. Kev Tswj Xyuas Lubrication thiab Rheology: Txhim Kho Kev Nqus Dej thiab Kev Ua Haujlwm Zoo hauv PVC Cov Tshuaj Hydroxypropyl Methylcellulose (HPMC) ua lub luag haujlwm tseem ceeb hauv kev ua kom zoo dua qhov kev siv lubrication thiab rheological ntawm PVC cov tshuaj thaum lub sijhawm ua. Hauv PVC formulation, ua tiav kev ntws dej ruaj khov ...Nyeem ntxiv»