Cov hmoov latex uas yaj tau dua tshiabyog cov hmoov uas tau los ntawm kev ziab cov polymer emulsion uas tau hloov kho. Nws muaj kev sib xyaw zoo thiab tuaj yeem rov ua emulsified mus rau hauv cov polymer emulsion ruaj khov tom qab ntxiv dej. Nws cov khoom siv tshuaj lom neeg zoo ib yam li cov emulsion pib. Yog li ntawd, Yuav kom ua tau cov mortar sib xyaw zoo thiab txhim kho kev ua haujlwm ntawm cov mortar, hnub no peb yuav tham txog lub luag haujlwm thiab kev siv cov hmoov polymer uas tau rov ua dua tshiab.
Cov haujlwm ntawm cov hmoov latex redispersible yog dab tsi?
Cov hmoov polymer uas tau tawg dua yog ib qho khoom siv tseem ceeb rau cov tshuaj sib xyaw, uas tuaj yeem txhim kho kev ua haujlwm ntawm cov tshuaj khib thiab cov tshuaj khib kom txhim kho lub zog, txhim kho lub zog sib txuas ntawm cov tshuaj khib thiab ntau yam khoom siv, txhim kho cov khoom siv tshuaj khib, lub zog compressive thiab deformability, lub zog flexural, kev tiv thaiv kev sib txhuam, kev tawv, kev nplaum thiab lub peev xwm tuav dej, thiab kev siv tshuab. Tsis tas li ntawd, cov hmoov polymer nrog hydrophobicity tuaj yeem muaj cov tshuaj khib dej zoo.
Qhov rov ua dua ntawm cov tshuaj khib hauv cov txheej txheem masonry thiab plastering ua rau cov hmoov latex muaj qhov tsis zoo, khaws dej, tiv taus te, thiab lub zog sib txuas siab, uas tuaj yeem daws tau qhov teeb meem ntawm cov tshuaj khib masonry Suav teb siv cov chav masonry. Cov teeb meem kev tswj xyuas zoo uas twb muaj lawm xws li kev tawg thiab kev nkag mus.
Cov tshuaj nplaum uas ua rau nws tus kheej sib npaug, hmoov roj hmab uas tawg dua tshiab rau cov ntaub ntawv hauv pem teb, muaj zog heev, sib zog zoo, thiab xav tau kev ywj pheej. Txhim kho cov khoom lo rau, tiv taus kev sib txhuam thiab khaws dej. Nws tuaj yeem coj cov rheology zoo heev, ua haujlwm tau zoo thiab cov yam ntxwv zoo tshaj plaws rau cov tshuaj nplaum uas ua rau nws tus kheej sib npaug hauv av thiab cov tshuaj nplaum uas ua rau nws tus kheej sib npaug.
Ib hom hmoov latex uas yaj tau dua tshiab uas muaj kev nplaum zoo, khaws dej tau zoo, qhib tau ntev, yoog tau yooj yim, tiv taus kev poob qis, thiab tiv taus kev khov thiab yaj zoo. Nws tuaj yeem ua ib txheej nyias nyias ntawm cov nplaum pobzeb, nplaum pobzeb thiab cov nplej kom ua rau muaj kev nplaum siab, tiv taus siab thiab ua haujlwm tau zoo hauv kev tsim kho.
Cov hmoov latex uas tawg tau dua rau cov pob zeb ua kom tsis muaj dej ua rau lub zog ntawm cov khoom sib txuas rau txhua qhov sib txawv, txo cov dynamic modulus ntawm elasticity ntawm cov lag luam, ua rau cov dej khaws cia ntau ntxiv, thiab txo cov dej nkag mus. Cov khoom uas muab cov foob nrog cov hydrophobic thiab cov dej tsis nkag mus rau cov kev xav tau ua haujlwm rau lub tsev tsim cov teebmeem ntev.
Cov tshuaj nplaum rwb thaiv tsev sab nraud tuaj yeem rov ua kom cov hmoov latex tawg rau hauv lub tshuab rwb thaiv tsev sab nraud, ua kom cov tshuaj nplaum sib koom ua ke thiab lub zog khi rau ntawm lub rooj tsavxwm rwb thaiv tsev, thiab txo kev siv hluav taws xob thaum nrhiav kev rwb thaiv tsev rau koj. Cov khoom siv rwb thaiv tsev sab nraud ua tiav cov haujlwm tsim nyog ntawm phab ntsa sab nraud, lub zog khoov thiab kev ywj pheej, tuaj yeem ua rau koj cov khoom siv mortar muaj cov khoom sib txuas zoo nrog ntau yam khoom siv rwb thaiv tsev thiab cov txheej hauv paus, tib lub sijhawm, nws kuj pab hais txog kev tiv taus kev cuam tshuam siab thiab kev tiv taus qhov tawg ntawm qhov chaw.
Cov hmoov latex uas yaj tau dua tshiab rau kev kho cov mortar uas ua raws li qhov elasticity, shrinkage, adhesion siab, flexural thiab tensile strength uas tsim nyog. Ua tau raws li cov kev cai saum toj no rau cov mortars kho kom kho cov structural thiab nonstructural concrete.
Cov hmoov latex uas tawg tau rau ntawm qhov sib txuas yog siv rau kev ua cov ntaub ntawv thiab cov nto xws li cov pob zeb ua vaj tse, cov pob zeb ua vaj tse uas muaj cua sov, cov cib av nplaum thiab cov cib tshauv ya. Nws tsis yooj yim rau kev sib txuas, cov txheej plastering yog hollow, tawg, thiab tev tawm. Lub zog nplaum tau txhim kho, nws tsis yooj yim rau kev poob thiab tiv taus dej, thiab qhov tsis kam khov-thaw zoo dua, uas muaj qhov cuam tshuam loj rau txoj kev ua haujlwm yooj yim thiab kev tswj hwm kev tsim kho yooj yim.
Daim ntawv thov hmoov polymer redispersible
Cov nplaum rau pobzeb, cov tshuaj nplaum rau phab ntsa sab nraud thiab cov khoom siv rwb thaiv tsev sab nraud, cov tshuaj nplaum rau phab ntsa sab nraud rau cov khoom siv rwb thaiv tsev, cov grout rau pobzeb, cov tshuaj nplaum cement uas ntws tau tus kheej, cov putty uas yoog tau rau phab ntsa sab hauv thiab sab nraud, cov tshuaj nplaum uas yoog tau uas tiv thaiv kev tawg, cov hmoov roj hmab polystyrene hmoov txheej rwb thaiv tsev qhuav.
Cov kev ceev faj rau kev siv cov hmoov latex uas tawg tau dua tshiab:
Cov hmoov latex uas yaj tau dua tshiab tsis haum rau kev muab ib zaug xwb, thiab nws yog qhov tsim nyog los faib cov nyiaj kom nrhiav tau cov nyiaj tsim nyog.
Thaum cov polypropylene fibers xav tau ntxiv, lawv yuav tsum tau tawg ua ntej hauv cov cement, vim tias cov khoom me me ntawm cov cement tuaj yeem tshem tawm cov hluav taws xob zoo li qub ntawm cov fibers, yog li cov polypropylene fibers tuaj yeem tawg ua tej daim.
Do thiab sib tov kom sib npaug, tab sis lub sijhawm do yuav tsum tsis txhob ntev dhau, 15 feeb yog qhov tsim nyog, thiab xuab zeb thiab cement yooj yim precipitated thiab stratified thaum do ntev.
Nws yog ib qho tsim nyog los kho qhov koob tshuaj ntawm cov khoom ntxiv thiab ntxiv qhov ntau ntawm cov khoom ntxiv.HPMCraws li kev hloov pauv ntawm lub caij
Tsis txhob ua kom cov dej noo ntawm cov tshuaj ntxiv lossis cov cement sib xyaw.
Nws yog txwv tsis pub sib tov thiab siv nrog cov tshuaj acidic.
Txwv tsis pub siv rau hauv kev tsim kho qis dua 5 ° C. Kev tsim kho kub qis yuav ua rau muaj teeb meem zoo tshaj plaws ntawm qhov project, ua rau cov plastering mortar thiab cov insulation board tsis lo. Qhov no yog teeb meem zoo ntawm qhov project yam tsis muaj kev npaj kho tom qab.
Lub sijhawm tshaj tawm: Plaub Hlis-28-2024