Redispersible polymer hmoov yog dawb-ntws polymer dawb hmoov uas tuaj yeem kho tau yooj yim thiab tawg hauv dej los ua emulsion ruaj khov. Nws tuaj yeem sib xyaw nrog lwm cov hmoov cov hmoov xws li Cement, xuab zeb, kev siv cov khoom sib xyaw ua ke nrog kev sib xyaw ua ke, uas tuaj yeem txo cov chaw tsim khoom. Yuam kev thiab tsis yooj yim thaum sib tov thiab ntsuas nrog emulsion.
Rau ua haujlwm ntawm dispersible polymer hmoov:
1. Txhim Kho Cov Khoom Siv Zog thiab Cohesion
Nyob rau hauv Maas qhuav cug khoom lag luam, nws yog qhov tsim nyog heev ntxiv kom ntxiv cov hmoov nplej zom cov hmoov tsis zoo. Nws pom tseeb los txhim kho txoj kev sib raug zoo ntawm lub zog thiab cohesion ntawm cov khoom siv. Qhov no yog vim kev nkag mus rau cov polymer hais rau hauv cov hws thiab kev tsim ntawm cov khoom siv zoo nrog lub Maas tom qab coasing. Vim yog cov nplaum zoo tshaj ntawm polymer resin nws tus kheej, nws tuaj yeem txhim kho cov nplaum ntawm xis los ua cov organic substrates xws li ntoo, fiber ntau, pvc thiab eps. Kev txhim kho ntawm kev ua tau zoo tsis zoo muaj qhov tseeb pom tseeb.
2. Txhim kho khoov thiab tensile tsis kam
Hauv cov pob txha pob txha tawv tsim los ntawm cov hydration ntawm cov xis mas cug, cov yeeb yaj kiab polymer yog ywj thiab tawv. Nruab nrab ntawm xis mas cug qhov tseeb, nws ua haujlwm zoo li kev sib koom ua ke, uas tuaj yeem tiv thaiv kev ntxhov siab ntau, ua rau lub tensile thiab bending tsis txhim kho.
3. Txhim kho kev cuam tshuam tsis kam
Recispersible polymer hmoov, thermoplastic resin. Nws yog cov yeeb yaj kiab mos mos coated ntawm qhov sib xyaw ntawm cov kev cuam tshuam ntawm kev quab yuam sab nraud thiab so kom tsis txhob tawg, yog li txhim kho cov kev cuam tshuam tsis kam ntawm lub tshuaj khib.
Plaub, txhim kho cov hydrophobicity thiab txo cov dej nqus dej
Ntxiv cov hmoov nplej dispersible polymer yuav ua tau zoo txhim kho microstructure ntawm colle cug sugasch. Nws cov polymer ua cov khoom siv hluav taws xob tsis huv hauv cov txheej txheem ntawm kev nqus dej, tiv thaiv kev nkag mus rau hauv dej, li kev txhim kho cov dej tsis huv.
5. Txhim kho cov hnav tsis kam thiab kav ntev
Qhov sib ntxiv ntawm dispersible polymer hmoov tuaj yeem nce cov nyiaj sib xyaw tuab ntawm cov ceg capalus ua thiab cov yeeb yaj kiab polymer. Kev txhim kho ntawm Cohesive lub zog sib raug zoo txhim kho lub peev xwm ntawm kev tiv thaiv shear kev ntxhov siab, yog li cov kev coj ua tau zoo dua, thiab lub neej pabcuam ntawm lub tshuaj khib yog ntev.
6. Txhim kho khov-thaw stability thiab zoo tiv thaiv cov ntaub ntawv tawg
Redispersible looj cov hmoov, cov yas ntawm cov khoom siv thermoplastic, tuaj yeem kov yeej kev puas tsuaj ntawm qhov sib txawv ntawm qhov sib txawv hloov ntawm cov khoom siv collation. Kev kov yeej qhov tsis txaus ntseeg ntawm cov cement yooj yim nrog kom qhuav tawg, yog ua kom cov khoom siv tau yooj yim, yog li kev txhim kho lub sijhawm ntev ntawm cov khoom.
Lub Sijhawm Post: Feb-20-2025