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Cov hmoov polymer uas tawg tau dua (RDP) yog cov hmoov polymer uas siv dav hauv kev lag luam kev tsim kho kom txhim kho cov yam ntxwv ntawm cov mortar thiab lwm yam khoom siv cementitious. Thaum ntxiv rau cov khoom sib xyaw mortar, RDP pab tsim kom muaj kev sib koom ua ke uas ua rau cov khoom siv tawv, ruaj khov thiab rov ua dua tshiab.Nyeem ntxiv»
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Hydroxypropylmethylcellulose (HPMC) yog ib qho khoom siv dav dav hauv kev lag luam kev tsim kho. Nws yog los ntawm cellulose thiab siv ua cov khoom ua kom tuab, stabilizer thiab emulsifier. Ib qho ntawm cov khoom muaj txiaj ntsig zoo tshaj plaws ntawm HPMC yog nws lub peev xwm los txhim kho kev ua haujlwm thiab kev ua haujlwm ntawm cov mortar thiab con ...Nyeem ntxiv»
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Hmoov Polymer Redispersible (RDP) yog ib hom polymer siv rau ntau yam kev siv. RDP yog ib hom hmoov uas yaj tau hauv dej ua los ntawm ntau hom polymers, suav nrog vinyl acetate, vinyl acetate ethylene, thiab acrylic resins. Cov hmoov no sib xyaw nrog dej thiab lwm yam khoom ntxiv los ua ib qho slurry, uas tom qab ntawd...Nyeem ntxiv»
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Hydroxypropyl methylcellulose, feem ntau hu ua HPMC, yog ib qho tshuaj siv dav dav thiab cov khoom noj khoom haus ntxiv. Vim nws cov solubility zoo heev, muaj peev xwm khi thiab cov khoom ua yeeb yaj kiab, nws tau siv dav hauv kev lag luam tshuaj. HPMC kuj tseem siv dav hauv kev lag luam zaub mov ...Nyeem ntxiv»
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HPMC, tseem hu ua hydroxypropyl methylcellulose, yog cov polymer uas yaj tau hauv dej uas siv dav hauv kev lag luam tshuaj pleev ib ce, tshuaj thiab khoom noj. Cov polymer no yog los ntawm cellulose, ib yam khoom ntuj uas pom muaj nyob hauv cov nroj tsuag. HPMC yog ib qho khoom ua kom tuab zoo heev uas siv dav los ua kom cov viscosity ntawm ntau yam...Nyeem ntxiv»
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qhia txog Cellulose ethers yog cov polymers anionic uas yaj tau hauv dej los ntawm cellulose. Cov polymers no muaj ntau daim ntawv thov hauv ntau yam lag luam xws li zaub mov, tshuaj, tshuaj pleev ib ce, thiab kev tsim kho vim lawv cov khoom xws li thickening, gelling, film-forming, thiab emulsifying. Ib qho ...Nyeem ntxiv»
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Kev khaws dej yog ib qho tseem ceeb rau ntau lub lag luam uas siv cov tshuaj hydrophilic xws li cellulose ethers. Hydroxypropylmethylcellulose (HPMC) yog ib qho ntawm cov cellulose ethers uas muaj cov khoom khaws dej siab. HPMC yog ib qho polymer semi-synthetic uas tau los ntawm cellulose thiab feem ntau yog u...Nyeem ntxiv»
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Hydroxypropylmethylcellulose (HPMC) yog ib qho tshuaj uas tau dhau los ua cov khoom siv raw hauv ntau lub lag luam vim nws cov khoom siv ntau yam. Nws feem ntau siv ua cov khoom noj khoom haus ntxiv, ua kom tuab hauv cov tshuaj pleev ib ce, thiab txawm tias yog cov khoom siv kho mob hauv ntau cov tshuaj. Ib qho tshwj xeeb ntawm HPMC yog nws cov thi...Nyeem ntxiv»
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Hydroxypropylmethylcellulose (HPMC) yog cov polymer semi-synthetic uas yaj tau hauv dej los ntawm cellulose. Nws yog siv dav hauv ntau yam lag luam rau nws cov khoom ua kom tuab, khi thiab emulsifying. Ib qho ntawm cov ntawv thov tseem ceeb tshaj plaws ntawm HPMC yog ua tus neeg sawv cev khaws dej hauv ntau qhov chaw xws li ...Nyeem ntxiv»
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Cov av qhuav yog cov khoom siv hauv tsev uas muaj xuab zeb, cement thiab lwm yam khoom ntxiv. Nws yog siv los koom nrog cov cib, cov blocks thiab lwm yam khoom siv hauv tsev los tsim cov qauv. Txawm li cas los xij, cov av qhuav tsis yooj yim rau kev ua haujlwm nrog vim nws feem ntau poob dej thiab ua rau tawv dhau sai heev. Cellulose ethers, ...Nyeem ntxiv»
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Ua ib yam khoom siv feem ntau hauv ntau yam lag luam, cellulose ether hmoov muaj kev nplaum zoo heev, ua kom tuab thiab khaws dej. Siv dav hauv kev tsim kho, tshuaj, tshuaj pleev ib ce, khoom noj thiab ntau lwm yam teb. Txawm li cas los xij, kom tau txais kev ua tau zoo tshaj plaws los ntawm cellulose ether hmoov, yuav tsum tau them sai sai ...Nyeem ntxiv»
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Cov hmoov latex uas yaj tau dua tshiab uas tiv thaiv kev tawg yog ib hom khoom siv dav dav hauv kev lag luam kev tsim kho. Nws yog cov nplaum ua haujlwm siab uas yoog tau, ruaj khov thiab tiv thaiv kev tawg. Cov mortar no yog tsim los ua kom muaj zog thiab ruaj khov ntawm cov khoom siv hauv tsev xws li pobzeb...Nyeem ntxiv»