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Nyob rau hauv xyoo tas los no, ntau cov hmoov roj hmab resin, cov hmoov roj hmab uas muaj zog tiv taus dej thiab lwm cov hmoov roj hmab pheej yig heev tau tshwm sim hauv kev ua lag luam los hloov cov tshuaj VAE emulsion ib txwm muaj (vinyl acetate-ethylene copolymer), uas yog tshuaj tsuag-qhuav thiab rov ua dua tshiab. Cov hmoov roj hmab dispersible, ces ...Nyeem ntxiv»
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Ua ib qho khoom siv los khi hmoov, cov hmoov polymer uas tawg tau dua tshiab yog siv dav hauv kev lag luam kev tsim kho. Qhov zoo ntawm cov hmoov polymer uas tawg tau dua tshiab muaj feem cuam tshuam ncaj qha rau qhov zoo thiab kev nce qib ntawm kev tsim kho. Nrog rau kev txhim kho sai, muaj ntau thiab ntau dua R&D thiab cov tuam txhab tsim khoom nkag mus...Nyeem ntxiv»
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ua ntej. Ua ntej nkag siab txog cov hmoov polymer uas tawg tau dua tshiab yog dab tsi. Cov hmoov polymer uas tawg tau yog cov hmoov polymer uas tsim los ntawm cov polymer emulsions los ntawm cov txheej txheem ziab kom qhuav (thiab kev xaiv cov khoom ntxiv uas tsim nyog). Cov hmoov polymer qhuav hloov mus ua cov emulsion thaum nws ntsib dej,...Nyeem ntxiv»
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Lub luag haujlwm ntawm cov hmoov polymer redispersible hauv cov hmoov putty: nws muaj cov khoom siv adhesion thiab cov khoom siv kho tshuab zoo heev, tsis muaj dej tsis nkag, permeability, thiab zoo heev alkali tsis kam thiab hnav tsis kam, thiab tuaj yeem txhim kho kev khaws cia dej thiab ua kom lub sijhawm qhib ntev dua. 1. Cov nyhuv ...Nyeem ntxiv»
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Kev taw qhia txog khoom RDP 9120 yog cov hmoov Polymer uas tau tawg ua dua tshiab uas tsim los rau cov mortar uas nplaum tau zoo. Nws pom tseeb tias nws txhim kho qhov kev sib txuas ntawm cov mortar thiab cov khoom siv hauv paus thiab cov ntaub ntawv kho kom zoo nkauj, thiab muab cov mortar nrog kev sib txuas zoo, tiv taus kev poob, tiv taus kev cuam tshuam thiab tiv taus kev puas tsuaj...Nyeem ntxiv»
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Cov hmoov polymer uas tawg tau yog cov khoom siv tseem ceeb rau cov hmoov qhuav uas tau sib xyaw ua ke xws li cov cement lossis gypsum. Cov hmoov latex uas tawg tau yog cov polymer emulsion uas tau txau thiab sib sau ua ke los ntawm 2um thawj zaug los ua cov khoom me me ntawm 80 ~ 120um. Vim tias cov nplaim ntawm cov p...Nyeem ntxiv»
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Cov khoom siv hmoov polymer latex uas yaj tau dua yog cov hmoov uas yaj tau dua hauv dej, uas muab faib ua ethylene/vinyl acetate copolymers, vinyl acetate/tertiary ethylene carbonate copolymers, acrylic acid copolymers, thiab lwm yam, nrog polyvinyl cawv ua colloid tiv thaiv. Vim yog qhov khi siab...Nyeem ntxiv»
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Hauv cov mortar, cov hmoov polymer redispersible tuaj yeem txhim kho cov yam ntxwv ntawm kev tsim kho engineering ntawm cov hmoov roj hmab, txhim kho qhov fluidity ntawm cov hmoov roj hmab, txhim kho thixotropy thiab sag tsis kam, txhim kho lub zog cohesive ntawm cov hmoov roj hmab, txhim kho dej-solubility, thiab nce lub sijhawm thaum nws yog ...Nyeem ntxiv»
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Cov hmoov polymer uas tawg tau dua yog cov hmoov uas tau ua los ntawm kev txau kom qhuav cov polymer emulsion uas tau 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. Kev ua tau zoo ib yam li cov emulsion pib. Yog li ntawd, nws muaj peev xwm...Nyeem ntxiv»
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Cov khoom siv hmoov polymer uas yaj tau dua yog cov hmoov uas yaj tau dua hauv dej, uas muab faib ua ethylene/vinyl acetate copolymers, vinyl acetate/tertiary ethylene carbonate copolymers, acrylic copolymers, thiab lwm yam. tus neeg sawv cev, nrog polyvinyl cawv ua colloid tiv thaiv. Cov hmoov no tuaj yeem hloov pauv sai sai...Nyeem ntxiv»
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Muaj cov monosodium glutamate hauv kev lag luam, carboxymethyl cellulose, hydroxypropyl methyl cellulose, thiab hydroxyethyl cellulose, uas yog cov siv ntau tshaj plaws. Ntawm peb hom cellulose, qhov nyuaj tshaj plaws los paub qhov txawv yog hydroxypropyl methylcellulose thiab hydroxyethyl cellulose. Cia peb paub qhov txawv...Nyeem ntxiv»
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Hydroxypropyl methylcellulose muab faib ua ob hom: hom kub-yaj thiab hom dej txias tam sim ntawd. Hydroxypropyl methylcellulose siv 1. Gypsum series Hauv cov khoom gypsum series, cellulose ethers feem ntau yog siv los khaws dej thiab ua kom du. Ua ke lawv muab qee qhov kev pab....Nyeem ntxiv»