Txheeb xyuas qhov zoo ntawm recispersible polymer hmoov (RDP) yog qhov tseem ceeb rau cov ntaub ntawv tsim tsev thiab lwm yam kev siv. High-zoo RDP tuaj yeem txhim kho txoj hlua khi rau lub zog, muab cov khoom tawg tsis kam ua rau cov khoom tsim tsev, thaum ua kom qis dua kev ua phem lossis tsis ua haujlwm. Hauv qab no yog cov lus qhia ntxaws ntxaws los ntsuas qhov zoo ntawm RDP.
1. Tshuaj lom neeg sib xyaw ua ke thiab substrate
Cov khoom xyaw tseem ceeb: RDP feem ntau yog tsim los ntawm cov polymers xws li Ethylene Vinyl acetate (EVA), Acrylics, Styrene Butadiene copolymer (SBR). Cov kev sib piv zoo RDP yuav tsum muaj qhov tseeb thiab tsim nyog polymer polymer, uas cuam tshuam nrog cov khoom lag luam, hloov tau zoo thiab dej tsis kam tiv.
Substrate compatibility: zoo RDP yuav tsum muaj qhov sib txawv zoo nrog cov sib txawv ntawm cov cement thiab Gypsum kom tsis txhob muaj kev cuam tshuam tsis zoo lossis kev ua haujlwm poob.
2. Lub zog lub cev
Zog: Cov Khoom Zoo-Zoo RDP feem ntau yog xim dawb lossis lub teeb ci xim nrog cov nplais thiab tsis muaj agglomeration lossis discoloration. Cov khoom lag luam qis dua tuaj yeem muaj cov khoom nrog cov xim tsis sib xws lossis tsis sib xws, qhia tias cov txheej txheem ntau lawm tsis raug tswj hwm.
Particle loj faib: Qhov loj me faib tawm ntawm RDP cuam tshuam nws recispersibility. Lub particle loj yuav tsum nyob hauv qee qhov ntau. Qhov loj dhau los yog dhau me me particle loj yuav cuam tshuam cov dispersion nyhuv thiab kev ua tiav zaum kawg. Qhov loj me me feem ntau ntsuas los ntawm lub laser colfle loj analyzer.
Bulk ntom: qhov ntom ntom ntawm RDP yog qhov ntsuas tseem ceeb, uas cuam tshuam rau lub ntim ntim ntom ntom thiab kev thov ua tau ntawm cov khoom siv. Qhov ntom ntom ntawm cov kev ua kom zoo RDP yuav tsum tau nyob rau hauv cov kev qhia tshwj xeeb los xyuas kom meej tias nws tsis yooj yim los ua cov dej ntab los yog cov teeb meem sedimentation thaum siv.
3. Redispersibility
RecisPersibility ntsuam xyuas: Cov RDP zoo yuav tsum tau sai thiab tusyees redispersed hauv dej, thiab yuav tsum tsis muaj tseeb los yog kev sib cais. Thaum kuaj, ntxiv RDP rau dej thiab saib nws dispersion tom qab nplawm. Kev rov qab zoo qhia tau tias RDP muaj cov khoom emulsification zoo.
Viscosity Hloov: Lub viscosity hloov tom qab Rinispersion hauv dej kuj yog qhov ntsuas tseem ceeb los ntsuas kev rov ua haujlwm. High-zoo RDP yuav tsum tsim kom muaj kev ruaj khov tom qab Rsispersion, thiab cov kev hloov viscosity yuav tsum tsis loj dhau los ntseeg tau tias nws txoj kev tsim kho.
4. Bond Lub Zog
Tensile thiab Shear lub zog kev sim: ib qho ntawm cov haujlwm tseem ceeb ntawm RDP yog los txhim kho cov nyiaj philt. Kev ua tau zoo ntawm RDP tuaj yeem ntsuas los ntawm tensile thiab shear lub zog kev kuaj. Cov Khoom Siv Zoo RDP yuav tsum txhim kho txoj kev sib xyaw ua lub zog ntawm cug lossis lwm yam khoom siv.
Anti-tev ua yeeb yam: Tom qab RDP ntxiv, cov khoom siv los tiv thaiv kev ua yeeb yam yuav tsum tau txhim kho. Cov kev sim tshuaj tiv thaiv kev ua yeeb yam feem ntau yog ntsuas los ntawm kev ntsuas lub zog tev.
5. Yooj Yim
Ductility Test: High-zoo RDP yuav tsum nce qhov yooj ntawm cov khoom siv, tshwj xeeb tshaj yog nyob rau hauv cov roj cug. Los ntawm kev kuaj Ductility, lub muaj peev xwm ntawm cov khoom siv hauv qab deformation mob tuaj yeem ntsuas tau.
Nthuav tawm tiv thaiv: hloov ncaj qha cuam tshuam rau qhov tawg tsis kam ntawm cov khoom siv. Los ntawm kev ua kom nrawm nrawm lossis tawg kev tawm tsam hauv qhov tseeb, nws tuaj yeem ntsuas txawm tias qhov kev hloov kho ntawm RDP tau raws li cov cai.
6. Dej tsis kam thiab alkali tsis kam
Cov dej tsis kam kuaj: RDP yuav tsum txhim kho cov dej tsis kam ntawm cov khoom. Los ntawm kev kuaj mob Immersion lossis kev sim ntev ntev ntev, saib cov kev hloov ntawm cov khoom tsis kam ntawm cov khoom. Cov Khoom Siv Zoo RDP yuav tsum muaj peev xwm tswj hwm tus qauv kev ruaj ntseg thiab lub zog ntawm lub zog ntawm cov khoom siv.
Alkali Ristorance Ntsuam Xyuas: Vim tias cov ntaub ntawv cas as raws li feem ntau raug rau ib puag ncig alkaline, Alkali Kev Ntsuam Xyuas ntawm RDP kuj tseem ceeb. High-zoo RDP yuav tsum tau ua kom muaj kev ruaj khov nyob rau hauv ib puag ncig alkaline thiab yuav tsis poob vim alkaline corrosion.
7. Kev Ua Haujlwm
Lub sijhawm ua haujlwm: Cov khoom siv ua haujlwm lub sijhawm yuav tsum tau txuas kom raug ntxiv tom qab RDP ntxiv. Ua haujlwm lub sijhawm kuaj tuaj yeem pab nkag siab txog kev ua haujlwm ntawm RDP hauv kev tsim kho.
Kev ua haujlwm: zoo-zoo RDP yuav tsum txhim kho cov ntaub ntawv ua haujlwm xws li cug, ua rau nws yooj yim rau kev thov thiab qib thaum lub sijhawm tsim kho.
8. Ib puag ncig thiab kev nyab xeeb
VOC cov ntsiab lus: qis heev volatic organic compound (VOC) cov ntsiab lus yog qhov kev txiav txim siab tseem ceeb thaum ntsuas qhov zoo ntawm RDP. Kev ua haujlwm zoo RDP yuav tsum tau ntsib ib puag ncig cov qauv los xyuas kom muaj kev tsis tsim nyog rau tib neeg lub cev thiab ib puag ncig.
Cov khoom xyaw tsis zoo: Ntxiv rau lub VOC tsawg, muaj cov tshuaj muaj kev phom sij lossis cov hlau hnyav lossis lwm yam tshuaj lom.
9. Ntau Lawm thiab Chaw Cia Khoom
Cov Txheej Txheem Ntau Lawm: Cov txiaj ntsig zoo RDP feem ntau adopts cov txheej txheem ntau lawm, kom ntseeg tau cov khoom lag luam thiab ruaj khov.
Kev ntim khoom ruaj khov: Cov RDP zoo yuav tsum muaj kev cia khoom ruaj khov thiab tsis yooj yim nqus dej noo, tsis zoo nyob rau hauv cov chaw khaws tseg.
10. Cov Qauv thiab Ntawv Pov Thawj
Compliance with standards: High-quality RDP should comply with relevant international or national standards, such as ISO, ASTM or EN standards. Cov txheej txheem cov ncauj lus kom ntxaws ntawm cov ntsuas kev ua tau zoo, cov qauv xeem, thiab lwm yam ntawm RDP.
Daim ntawv pov thawj thiab kev kuaj ntsuas: Cov chaw muag khoom kom ntseeg tau (ISO 9001) lossis ib puag ncig kev pov thawj (ISO 14001), uas tuaj yeem lav qhov zoo thiab kev nyab xeeb ntawm cov khoom.
Txheeb xyuas qhov zoo ntawm recispersible looj hmoov yuav tsum muaj kev ntsuas tshuaj lom neeg, kev siv tshuaj lom neeg, thiab tom qab ntawd ua raws li cov qauv thiab ntawv pov thawj. Cov xwm txheej no ua ke ua ke ua ke kev txiav txim siab zaum kawg thiab daim ntawv thov nyhuv ntawm RDP. Hauv kev ua tiav tiag tiag thiab daim ntawv thov, cov kev thov no yuav tsum tau raug ntsuas los ntawm kev sim thiab kev sim siab kom ntseeg tau tias tsim nyog uas tsim nyog rau cov khoom lag luam RDP zoo.
Lub Sijhawm Post: Feb-17-2025