Enhanced Insulation and Finishing Systems (EIFS), tseem hu ua External Insulation Composite Systems (ETICS), tau siv dav hauv kev tsim kho kev lag luam txhawm rau txhim kho lub zog ntawm cov tsev. Cov tshuab no suav nrog rwb thaiv tsev, nplaum nplaum, kev txhawb nqa mesh thiab cov txheej tiv thaiv. Hydroxypropyl methylcellulose (HPMC) yog ib qho khoom siv ntau yam uas tuaj yeem muab tso rau hauv EIFS / ETICS formulations los txhim kho txhua yam ntawm lawv cov kev ua tau zoo.
1. Kev Taw Qhia rau EIFS/ETICS
A. Cheebtsam ntawm EIFS/ETICS
Rwb thaiv tsev:
Feem ntau ua los ntawm nthuav polystyrene (EPS) los yog ntxhia wool.
Muab thermal tsis kam.
Adhesive:
Kaw lub rwb thaiv tsev rau lub substrate.
Yuav tsum tau yooj, lub zog thiab compatibility nrog insulating cov ntaub ntawv.
Reinforcement mesh:
Embedded nplaum txheej rau txhim kho tensile lub zog.
Tiv thaiv kev tawg thiab txhim kho tag nrho durability.
Kev tiv thaiv topcoat:
Kho kom zoo nkauj thiab tiv thaiv txheej.
Tiv thaiv qhov system los ntawm ib puag ncig yam.
2. Txheej txheem cej luam ntawm Hydroxypropyl Methylcellulose
A. Kev ua haujlwm ntawm HPMC
Hydrophilicity:
Txhim kho cov dej tuav, uas yog qhov tseem ceeb rau kev kho kom zoo.
Txo qhov kev pheej hmoo ntawm kev tawg thiab ua kom lub cev tsis sib xws.
Film forming peev xwm:
Ua ib zaj duab xis nyias, yoog raws thaum thov.
Txhim kho topcoat adhesion rau substrate.
Thickener:
Kho cov viscosity ntawm cov mis.
Ua kom yooj yim rau daim ntawv thov thiab zoo maneuverability.
Txhim kho yooj:
Txhim kho qhov yooj ntawm txheej.
Txo qhov kev pheej hmoo ntawm kev tawg vim yog cov qauv txav.three. Qhov zoo ntawm HPMC hauv EIFS/ETICS
A. Txhim kho adhesion
Enhanced bonding zog:
HPMC txhim kho cov nplaum nplaum ntawm cov formulations.
Xyuas kom muaj kev sib raug zoo ntawm cov rwb thaiv tsev thiab cov substrate.
Compatibility nrog ntau yam substrates:
HPMC tuaj yeem hloov kho rau cov khoom siv sib txawv.
Txhim kho ntau yam ntawm EIFS/ETICS daim ntawv thov.
B. Kev tuav dej thiab kho
Txo lub sij hawm kom qhuav:
Cov dej tuav cov khoom ntawm HPMC ua kom cov txheej txheem kom qhuav.
Tso cai rau kev tswj xyuas ntau dua, txo qhov kev pheej hmoo ntawm kev ua tiav tsis tiav.
Tiv thaiv kom qhuav ntxov ntxov:
Hydrophilicity tiv thaiv cov nplaum los ntawm ziab tawm ntxov ntxov.
Txhim kho kev khiav hauj lwm thiab txo cov kev siv yuam kev.
C. Kev tiv thaiv tawg thiab yooj
Crack kuj:
HPMC ua raws li tus neeg sawv cev tiv thaiv.
Absorbs kev ntxhov siab thiab txav mus los, txo qhov kev pheej hmoo ntawm cov kab nrib pleb.
Txhim kho yooj:
Txhim kho qhov yooj ntawm topcoat.
Mitigates cov teebmeem ntawm cov qauv kev hloov pauv thiab kev hloov kub.
D. Txhim khu kev ua tau zoo
Optimize viscosity:
Lub thickening zog ntawm HPMC nce viscosity ntawm formulations.
Ua kom daim ntawv thov yooj yim dua thiab qhov chaw smoother.
Kev ntxhib los mos:
HPMC pab muab kev ntxhib los mos zoo ib yam rau kev tiv thaiv tiav.
Txhim kho aesthetic txaus siab thiab tag nrho cov zoo.
Plaub. Daim ntawv thov
A. Cov qauv tsim nyog
Qhov zoo tshaj plaws HPMC concentration:
Txiav txim siab qhov tseeb HPMC concentration rau ib qho kev tsim tshwj xeeb.
Sib npaug txhim kho kev ua tau zoo nrog cov nqi txiav txim siab.
Kev xeem Compatibility:
Compatibility kuaj nrog lwm yam additives thiab cov ntaub ntawv.
Ua kom muaj kev sib koom ua ke yam tsis muaj kev cuam tshuam kev ua haujlwm.
B. Kev tsim kho ib puag ncig
Kub thiab humidity:
Xav txog qhov cuam tshuam ntawm ib puag ncig ntawm HPMC kev ua haujlwm.
Hloov cov zaub mov kom haum rau cov huab cua sib txawv thiab caij nyoog.
Kev Siv Technology:
Muab kev taw qhia txog kev siv cov txheej txheem kom raug.
Ua kom muaj txiaj ntsig zoo ntawm HPMC hauv kev tsim kho tiag tiag.
5. Cov ntaub ntawv tshawb fawb
A. Cov qauv hauv ntiaj teb tiag tiag
Qhov project A:
Qhov project piav qhia txog kev ua tiav HPMC kev sib koom ua ke.
Kev sib piv ntawm cov ntsuas ntsuas ua ntej thiab tom qab ntxiv HPMC.
Qhov project B.
Sib tham txog cov teeb meem uas tau ntsib thiab kev daws teeb meem.
Qhia txog qhov hloov tau ntawm HPMC hauv cov xwm txheej sib txawv.
rau. Yav tom ntej tiam sis thiab kev tshawb fawb qhia
A. Kev tsim kho tshiab ntawm HPMC thev naus laus zis
Nano formula:
Tshawb nrhiav lub peev xwm ntawm nanotechnology hauv HPMC-based EIFS/ETICS.
Ua kom muaj txiaj ntsig thiab txo qhov cuam tshuam ib puag ncig.
Ua ke nrog cov khoom ntse:
Kev tshawb fawb los koom nrog HPMC rau hauv cov khoom siv ntse.
Txhim khu kev ua haujlwm xws li kho tus kheej thiab kev paub.
B. Kev Ua Tau Zoo
Bio-based HPMC Source:
Kev siv cov kev tshawb fawb ntawm bio-based HPMC cov peev txheej.
Teem EIFS/ETICS nrog SDGs.
Recyclability thiab qhov kawg ntawm lub neej xav txog:
Tshawb xyuas cov kev xaiv rau kev rov ua dua EIFS/ETICS cov khoom.
Tsim cov txheej txheem pov tseg ib puag ncig.
xya. nyob rau hauv xaus
A. Kev tshuaj xyuas cov kev tshawb pom tseem ceeb
Txhim kho adhesion thiab bond zog:
HPMC txhim kho lub zog sib txuas ntawm cov txheej txheem rwb thaiv tsev thiab cov substrate.
Kev tswj xyuas dej thiab kev kho mob:
Txo lub sij hawm ziab kom tsis txhob ziab ntxov ntxov thiab ua kom muaj kev kho mob.
C-Rack Tiv Thaiv thiab Flexibility:
Ua raws li tus neeg sawv cev tiv thaiv kev sib tsoo thiab ua kom lub cev hloov tau yooj yim.
Enhanced processability:
Optimized viscosity rau daim ntawv thov yooj yim dua thiab zoo ib yam kev ntxhib los mos.
B. Cov lus pom zoo rau kev siv
Daim ntawv qhia:
Kev taw qhia txog kev pom HPMC concentration yog muab raws li cov kev cai tshwj xeeb.
Environmental considerations:
Qhia txog qhov tseem ceeb ntawm kev txiav txim siab ib puag ncig ib puag ncig thaum thov.
Hauv kev xaus, kev suav nrog HPMC hauv EIFS/ETICS formulations muab ib txoj hauv kev zoo los txhim kho kev ua haujlwm. Los ntawm kev nkag siab txog cov khoom thiab cov txiaj ntsig ntawm HPMC, cov kws tshaj lij kev tsim kho tuaj yeem txhim kho cov qauv tsim, txhim kho cov khoom siv, thiab pab txhawb kev ruaj khov thiab ntev ntawm lub tsev sab nrauv. Kev tshawb fawb txuas ntxiv thiab kev tsim kho tshiab hauv HPMC thev naus laus zis tuaj yeem nthuav dav nws cov ntawv thov thiab cov txiaj ntsig hauv kev tsim kho kev lag luam.
Post lub sij hawm: Nov-24-2023