Qhuav cap, sib tov ntawm cov xis mas, xuab zeb, thiab ntxiv siv hauv kev tsim kho rau ntau yam li masonry, plastering, thiab vuas kho. Cov qauv ntawm cov tshuaj khib qhuav yuav tsum muaj kev tswj kom meej dua nws cov khoom kom ntseeg tau cov kev ua tau zoo thiab ua kom muaj txiaj ntsig. Recispersible polymer hmoov (RDP) tawm ua qhov tseem ceeb ntxiv rau hauv cov tshuaj nplaum qhuav, ua rau nws ua tau zoo dua.
1.overview ntawm cug zug qhuav
Qhuav cap yog ua ntej sib xyaw ua ntej muab cov tshuaj xis, sib xyaw, thiab cov quav ntxiv uas tsuas yog xav tau ntxiv ntawm cov chaw tsim khoom siv rau kev thov. Nws muaj ob peb qhov zoo dua li cov roj cug sib tov, suav nrog kev siv tus nqi pheej ua kom zoo, thiab txhim kho kev tswj hwm zoo. Cov muaj pes tsawg leeg ntawm cov tshuaj khib nyiab ib txwm muaj xws li Portland Maas, xuab zeb, cov suab paj nruag xws li cov khoom siv hluav taws xob, thiab cov neeg rov qab ua haujlwm, nyob ntawm cov ntaub ntawv thov kom muaj.
2.Role ntawm Redispersible polymer hmoov
Recispersible polymer hmoov (RDP) yog ethylene uas tau dispersed hauv dej thiab tom qab ntawd tsuag-qhuav kom tau txais ib qho dawb ntws. Thaum ntxiv rau cov nphua ua kom qhuav, RDP ua raws li cov ntaub ntawv tseem ceeb heev, txhim kho ob peb lub zog tseem ceeb:
Adhesion: RDP txhim kho cov nplaum ntawm cug cug qhuav rau ntau yam substrates, suav nrog cov pob zeb ua, thiab cov vuas luaj, thiab cov vuas. Cov yeeb yaj kiab polymer tsim los ua kom cov txheej txheem sib xyaw ua ke ntawm cov kev khib nyiab thiab ua kom muaj kev pheej hmoo, txo qhov kev pheej hmoo ntawm kev ua kom ncaj ncees thiab ua kom muaj kev ntseeg siab ntev.
Kev ua haujlwm: qhov sib ntxiv ntawm RDP txhim kho cov haujlwm ntawm cov cap cap tov, tso cai rau kev thov yooj yim dua thiab ua tiav zoo dua. Cov polymer do cov sib tov, txo kev sib txhuam ntawm cov khoom sib txhuam ntawm cov khoom thiab ua kom zoo nkauj smoother kis thiab troweling.
Dej khaws cia: RDP txhim kho lub peev xwm ua kom qhuav ntawm cov tshuaj khib qhuav, tiv thaiv kev ua kom muaj kev ua kom muaj kev ua kom muaj cov tshuaj xis. Qhov no ua rau txoj kev txhim kho lub zog thiab txo qhov kev pheej hmoo ntawm shrinkage tawg, tshwj xeeb hauv kev pam vov.
Yooj taus: RDP imparts yooj rau cov tshuaj khib qhuav, tso cai rau kom haum cov kev nthuav dav me thiab thermal expans yam tsis muaj kev tawg lossis debonding. Qhov no yog tau txais txiaj ntsig tshwj xeeb hauv cov ntawv thov xws li rwb sab nraud sab nraud thiab cov txheej txheem tiav (EIFS) thiab pobzeb cov nplaum.
Durability: Tej zaum tseem ceeb tshaj plaws, RDP txhim kho cov tshuaj khib qhuav los ntawm kev txhim kho kom muaj ntau yam noo noo, txias hluav taws xob, thiab tshuaj lom neeg. Cov yeeb yaj kiab polymer ua raws li kev tiv thaiv kev tiv thaiv, tiv thaiv cov dej ingress thiab inhibiting kev loj hlob ntawm cov kab mob me me.
3.influence rau ntawm kev siv zog
Ntxiv nrog rau kev txhim kho ntau yam khoom, RDP kuj cuam tshuam rau cov tshuab ua haujlwm ntawm cov tshuaj khib qhuav. Los ntawm kev txhim kho adhesion thiab cohesion nyob rau hauv lub tshuaj khib matrix, RDP pab txhawb rau ntau dua compressive, tensile, thiab flucharal ua tau zoo. Qhov no yog qhov tseem ceeb rau kev ua kom ntseeg tau cov qauv kev ncaj ncees thiab kev ua haujlwm ntev ntawm cov khoom siv tsim qauv xws li phab ntsa, plag tsev, thiab facades.
4. Instrustainability txiav txim siab
Nrog kev nce kev nce qib kev tsim kho kom ruaj khov, kev xaiv ntawm RDP cov qauv ua tau tseem ceeb. Cov tuam txhab tsim tawm yog tsim cov khoom lag luam eco-phooj ywg RDP muab tau los ntawm cov khoom siv tau txuas ntxiv thiab txuas cov khoom siv ua kom tsawg dua los txo cov khoom siv ib puag ncig. Cov qauv RDP tau hais tsis tsuas yog txo cov pa roj ncaws tab sis kuj ua tau raws li cov ntawv pov thawj hauv tsev ntsuab xws li leed thiab breeam.
Hauv kev xaus, recispersible polymer hmoov (RDp) ua lub luag haujlwm ntau hauv kev txhim kho kev ua yeeb yam, kav ntev, thiab kev ruaj khov ntawm cov cug dawb. Los ntawm kev txhim kho adhesion thiab kev ua haujlwm kom ua kom zoo dua cov neeg kho tshuab zog thiab yoog raws kev pab uas ua rau muaj kev ua tau zoo thiab muaj kev tsim txom. Raws li kev tsim kho kev tsim kho txuas ntxiv mus hloov zuj zus mus rau kev txhim kho ntau dua, kev txhim kho Eco-tus phooj ywg RDP cov kev cai yuav ntxiv ntxiv qhov tseem ceeb hauv kev tsim kho niaj hnub no. Yog li, nkag siab qhov tseem ceeb ntawm RDP hauv cov copp qhuav yog qhov tseem ceeb rau kev ua tiav cov khoom siv zoo dua thiab cov qauv tsim kho.
Lub Sijhawm Post: Feb-18-2025