Cov txheej tiv dej yog cov khoom siv los tiv thaiv dej nkag mus thiab siv dav hauv cov tsev, choj, qhov av, qab nthab, thiab lwm qhov chaw. Nrog rau kev nce qib ntawm thev naus laus zis, ntau yam txheej tiv dej txuas ntxiv mus, thiab txhua hom ua lub luag haujlwm tseem ceeb hauv ntau qhov chaw thiab tej yam kev mob. Tsab xov xwm no yuav tham txog cov hom txheej tiv dej tseem ceeb thiab lawv siv kom ntxaws.
Tshooj 1: Cov Txheej Txheem Tiv Thaiv Dej Rigid
Cov txheej txheem tiv thaiv dej khov kho ua cov zaj duab xis uas tawv, tab sis tsis muaj kev ywj pheej. Lawv feem ntau ua tiav cov yam ntxwv tiv thaiv dej thiab tiv thaiv kev ntws los ntawm kev cuam tshuam lawv cov tshuaj lom neeg nrog lub hauv paus pob zeb lossis los ntawm kev khov kho lawv tus kheej mus rau hauv cov qauv ntom ntom.
Cov Hom Phiaj Tseem Ceeb thiab Cov Yam Ntxwv:
1. Cov Tshuaj Pleev Xim Uas Siv Cement-Based Penetrating Crystallizing Waterproof Coatings
Lub Ntsiab Cai Ua Haujlwm: Cov tshuaj lom neeg uas muaj nyob hauv cov txheej no, thaum muaj dej, nkag mus rau hauv cov qhov thiab cov kab nrib pleb me me hauv cov pob zeb ua vaj tse, ua rau cov tshuaj cement hydration tsim cov dej-insoluble dendritic crystals, thaiv cov qhov thiab ua rau cov pob zeb ua vaj tse ntom dua. Ib qho tseem ceeb yog tias thaum dej nkag mus rau hauv cov kab nrib pleb tshiab hauv cov pob zeb ua vaj tse, cov tshuaj uas tsis tau ua haujlwm rov ua dua, ua rau "kho tus kheej." Cov Yam Ntxim Saib: Kev nkag tau zoo, muaj peev xwm kho tus kheej, tiv taus dej siab, lo rau lub hauv paus pob zeb ua vaj tse, thiab txheej dej tsis muaj dej nrog lub neej ntev sib npaug rau cov qauv.
Cov Ntawv Thov Tseem Ceeb:
Cov pas dej loj, cov pas dej loj, cov thoob dej phwj tuaj, thiab lwm yam; cov qhov av hauv av, cov tsheb ciav hlau hauv av, cov chaw nres tsheb hauv av, cov haujlwm tiv thaiv huab cua pej xeem, thiab lwm yam; chav ua noj hauv tsev thiab chav dej hauv pem teb thiab phab ntsa, tshwj xeeb tshaj yog haum rau cov chaw uas yuav xav tau cov vuas tom qab.
2. Cov Cement Uas Tsis Muaj Dej Pov Tseg Polymer
Txoj Cai Ua Haujlwm: Ua los ntawm kev sib xyaw ntawm cov cement, cov khoom sib xyaw zoo, thiab cov polymer emulsion siab. Cov polymer tsim cov membrane elastic hauv cov mortar, sib xyaw nrog cov khoom cement hydration, txhim kho qhov brittleness ntawm cov mortar ib txwm thiab txhim kho nws cov adhesion thiab impermeability.
Cov Nta Tseem Ceeb: Lub zog compressive siab, kev laus tiv taus, kev nplaum zoo, thiab tus phooj ywg ib puag ncig thiab tsis muaj tshuaj lom.
Cov Ntawv Thov Tseem Ceeb:
Tiv thaiv kom tsis txhob ntub dej thiab tiv thaiv kom tsis txhob ntub dej rau phab ntsa sab nraud; tiv thaiv kom tsis txhob ntub dej rau phab ntsa hauv qab nthab thiab pem teb; txheej tiv thaiv kom tsis txhob ntub dej rau cov pas dej ua luam dej thiab cov thoob dej; thiab ua lub hauv paus rau kev teeb tsa vuas, ua tiav "kev tiv thaiv kom tsis txhob ntub dej thiab vuas vov tsev".
Cov Lus Qhia Txog Cov Txheej Txheem Rigid Waterproofing: Lawv qhov zoo yog lawv lub zog siab, tiv taus kev tho, thiab ua tau ntev, thiab lawv tuaj yeem siv ncaj qha rau kev siv cement mortar plastering lossis vuas tom qab siv. Txawm li cas los xij, lawv qhov tsis muaj zog tseem ceeb yog lawv tsis muaj peev xwm tiv taus kev nthuav dav thiab tawg ntawm cov txheej hauv paus. Thaum cov kab nrib pleb tshiab tshwm sim hauv cov qauv, cov txheej tiv thaiv dej kuj yuav tawg thiab ua tsis tiav. Yog li ntawd, lawv tsim nyog dua rau cov tsev tshiab nrog cov qauv ruaj khov thiab tsawg kawg nkaus deformation, lossis rau cov chaw tiv thaiv dej noo hauv tsev.
Tshooj 2: Cov Tshuaj Pleev Xim Tiv Thaiv Dej Uas Yooj Yim
Cov txheej tiv dej uas yoog tau yooj yim ua rau cov txheej txheej uas muaj kev ntev, kev ywj pheej, thiab kev tawg zoo heev, hloov kho tau zoo rau kev tawg me me thiab kev hloov pauv ntawm cov txheej hauv paus. Tam sim no lawv yog hom siv dav tshaj plaws hauv kev txhim kho tsev thiab kev tsim kho.
Cov Hom Tseem Ceeb thiab Cov Nta:
1. Cov Tshuaj Pleev Xim Polymer Emulsion Waterproofing (Acrylates)
Txoj Cai Ua Haujlwm: Cov tshuaj acrylic emulsion uas muaj molecular hnyav yog cov tshuaj tseem ceeb uas tsim cov zaj duab xis, tsim cov zaj duab xis los ntawm kev ua pa dej thiab kev sib xyaw ntawm cov khoom emulsion. Qhov no yog ib qho txheej txheem ib leeg, ua los ntawm dej.
Cov Nta Tseem Ceeb: Tus phooj ywg ib puag ncig, tsis muaj tshuaj lom, tsis muaj kuab paug, yooj yim siv, ua pa tau zoo, nplaum tau zoo, thiab xim hloov kho tau (feem ntau yog dawb lossis grey).
Cov Ntawv Thov Tseem Ceeb:
Chav ua noj hauv tsev thiab chav dej tiv thaiv dej; phab ntsa sab nraud tiv thaiv dej thiab kho kom zoo nkauj nrog qee qhov tiv taus UV; lub ru tsev tiv thaiv dej tsis sib xws, tsim rau cov ru tsev nrog cov toj siab thiab dej tsawg.
2. JS Polymer Cement-Based Waterproofing Txheej
Txoj Cai Ua Haujlwm: Cov txheej txheej ob-yam no muaj cov polymer emulsion thiab cov khoom siv hmoov xws li cement. Nws ua ke qhov ruaj khov ntawm cov khoom siv tawv nrog rau qhov elasticity ntawm cov khoom siv yooj ywm. Los ntawm kev kho qhov piv ntawm cov kua rau hmoov, ib txheej txheej nrog ntau qib ntawm kev ywj pheej tuaj yeem ua tiav.
Cov Nta Tseem Ceeb: Kev sib xyaw ua ke ntawm kev ruaj khov thiab kev ywj pheej, lub zog sib txuas siab heev, kev siv yooj yim, thiab tus phooj ywg ib puag ncig.
Cov Ntawv Thov Tseem Ceeb:
Kev tiv thaiv dej hauv tsev kom zoo, tsim nyog rau feem ntau ntawm cov ntawv thov kho kom zoo nkauj hauv tsev, suav nrog chav ua noj, chav dej, lub sam thiaj, thiab phab ntsa thiab pem teb hauv qab nthab; kev tiv thaiv dej ntawm cov ru tsev thiab qab nthab uas tsis pom; thiab kev tiv thaiv dej ntawm cov pas dej ua ke thiab cov pas dej da dej.
3. Polyurethane Waterproofing Txheej
Lub Ntsiab Cai Ua Haujlwm: Cov txheej txheem ib lossis ob-txheej no yog ua los ntawm cov tshuaj polymerization ntawm isocyanates thiab polyethers, ua raws li kev ntxiv cov khoom sau thiab cov khoom ntxiv. Cov txheej txheem tshwm sim yog tawv, ywj, thiab muaj kev ua tau zoo heev. Cov yam ntxwv tseem ceeb: Kev ntev ntev heev, rov qab tau ywj siab, tiv taus dej zoo heev, tiv taus kev sib txhuam, thiab tiv taus xeb. Cov txheej txheem ib-txheej kho tau los ntawm huab cua noo, thaum cov txheej txheem ob-txheej xav tau qhov sib xyaw tshwj xeeb rau kev kho.
Cov Ntawv Thov Tseem Ceeb:
Cov cheeb tsam uas muaj qhov xav tau kev hloov pauv siab: Cov pob qij txha nyuaj xws li cov pob qij txha nthuav dav, cov hauv paus yeeb nkab, thiab cov ces kaum sab hauv thiab sab nraud; Ib puag ncig uas muaj dej ntev: Pem teb hauv qab nthab, pas dej ua ke, pas dej khaws dej, choj, thiab lwm yam; Kev tiv thaiv dej ntawm lub ru tsev zoo.
4. Polyurea Waterproofing Txheej
Txoj Cai Ua Haujlwm: Cov txheej no suav tau tias yog ib qho kev hloov kho dua tshiab ntawm polyurethane, tsim los ntawm kev sib xyaw ntawm cov khoom isocyanate thiab cov khoom amino compound. Nws qhov kev sib xyaw sai heev ua rau nws kho tau sai yam tsis tas siv tshuaj catalyst.
Cov Nta Tseem Ceeb: Cov khoom siv lub cev muaj zog heev (lub zog, kev tawv, thiab kev tiv taus kev sib txhuam), kev tiv taus huab cua zoo heev (kev tiv taus UV, kev tiv taus txias thiab cua sov), 100% cov khoom khov (tsis muaj cov khoom tawg, tsis muaj VOC), muaj peev xwm ua kom du, txheej tuab, thiab ziab sai.
Cov Ntawv Thov Tseem Ceeb:
Ib puag ncig hnyav heev thiab cov haujlwm zoo: Tsheb ciav hlau ceev ceev, qhov av hauv av, cov chaw txuag dej, thiab cov plag tsev uas tiv taus tshuaj lom neeg.
Cov ru tsev thiab cov chaw sawv ntsug ua si zoo: Muaj peev xwm tiv taus kev raug tshav ntuj sab nraum zoov thiab muaj lub neej ntev. Cov chaw ua si dej, cov pas dej ua si nthwv dej, thiab lwm yam chaw ua si lom zem: Tiv taus kev hnav, tsis plam, thiab muaj yeeb yuj.
Cov Lus Qhia Txog Cov Txheej Txheem Tiv Thaiv Dej Uas Yooj Yim Siv Tau: Lub ntsiab lus tseem ceeb ntawm cov txheej txheej uas yooj ywm siv tau yog lawv lub peev xwm los daws cov kev ntxhov siab uas tshwm sim los ntawm kev sib tsoo ntawm lub tsev thiab kev nthuav dav thiab kev sib cog lus ntawm cua sov. Kev xaiv yuav tsum yog raws li kev ntsuam xyuas tag nrho ntawm qhov kev xav tau ntawm cov txheej hauv paus, cov xwm txheej ib puag ncig, thiab cov kev xav tau ntawm ib puag ncig.
Tshooj 3: Cov Tshuaj Pleev Tiv Thaiv Dej Tshwj Xeeb
1. Roj Hmab Asphalt Waterproofing Txheej
Cov yam ntxwv thiab kev siv: Cov txheej no siv cov khoom siv txau tshwj xeeb los tsim ib txheej dej tsis pub dej nkag uas tuab, muaj zog, thiab ntev. Tsis muaj qhov sib txhuam thiab ua haujlwm tau zoo, nws yog qhov tsim nyog rau cov qauv tsis sib xws, kev tsim kho loj, thiab cov haujlwm kho thaum muaj xwm txheej ceev.
2. Cov txheej txheem tiv thaiv dej epoxy uas los ntawm dej
Cov yam ntxwv thiab kev siv: Nws muab cov epoxy resin lub zog siab, tawv, nplaum zoo heev, thiab tiv taus tshuaj lom neeg ua ke nrog cov txiaj ntsig ib puag ncig ntawm cov txheej txheem dej. Nws feem ntau yog siv rau kev tiv thaiv dej thiab tiv thaiv cov plag tsev lag luam, cov chaw tsim khoom noj, thiab cov chaw tsim tshuaj uas xav tau lub zog siab thiab tiv taus xeb.
3. Cov Txheej Txheem Tiv Thaiv Dej Rau Ru Tsev Hlau
Cov yam ntxwv thiab kev siv: Feem ntau yog cov txheej txheem acrylic lossis fluorocarbon, cov txheej no muaj kev sib txuas zoo, tiv taus huab cua zoo heev, ywj pheej, thiab tiv taus xeb. Lawv tau tsim tshwj xeeb los daws cov dej xau hauv cov pob qij txha thiab cov qhov ntsia hlau ntawm cov ru tsev hlau ua los ntawm cov hlau uas tau pleev xim ua ntej.
Ntsib nrog lub ntiaj teb sib txawv ntawm cov txheej txheem tiv thaiv dej, cov hauv paus ntsiab lus hauv qab no yuav tsum tau ua raws li thaum xaiv:
Ib puag ncig: Txheeb xyuas seb daim ntawv thov puas yog sab hauv tsev lossis sab nraum zoov, seb nws puas tig rau lossis tig rau dej, thiab seb nws puas raug dej ntws tas li lossis dej noo tsis tu ncua.
Cov Khoom Siv Hauv Qab: Txheeb xyuas seb cov khoom siv hauv qab puas yog cov pob zeb ruaj khov, cov hlau yooj yim co, lossis phab ntsa tsis hnyav uas yuav tawg.
Kev Hloov Pauv: Soj ntsuam seb qhov qauv puas muaj kev pheej hmoo ntawm kev sib tsoo, kev nthuav dav, lossis kev co. Rau qhov muaj kev pheej hmoo siab, xaiv cov txheej txheej uas yoog tau (xws li polyurethane lossis JS); rau qhov muaj kev pheej hmoo tsawg, xaiv cov txheej txheej tawv lossis tawv-yoog tau.
Kev Tiv Thaiv Ib Puag Ncig: Rau cov pas dej sab hauv tsev thiab cov pas dej haus, xaiv cov txheej txheem dej uas zoo rau ib puag ncig thiab tsis muaj tshuaj lom (xws li acrylic, JS, lossis epoxy uas yog dej).
Kev Siv Tau: Rau cov pob qij txha uas nyuaj, xaiv cov txheej uas yooj yim siv thiab muaj kev nplaum zoo (xws li JS lossis polyurethane). Rau cov chaw loj thiab tiaj tus, xav txog cov txheej txau ua haujlwm zoo.
Hauv ntej, kev tiv thaiv dej yog ib qho project uas muaj txheej txheem. Cov khoom siv zoo heev tsuas yog lub hauv paus xwb. Kev kho cov txheej txheem txheej txheem, kev kho cov pob qij txha kom zoo, qhov tuab ntawm cov txheej txheej uas tsim nyog, thiab kev saib xyuas kom zoo tag nrho pab txhawb rau kev tiv thaiv dej tsis nkag. Kev nkag siab txog cov yam ntxwv thiab lub zog ntawm txhua txheej txheej tiv thaiv dej yog qhov pib rau kev ua tiav lub hom phiaj no.
Lub sijhawm tshaj tawm: Lub Kaum Hli-15-2025