Cov tshuaj nplaum rwb thaiv tsev yog ib yam khoom tseem ceeb hauv cov txheej txheem tsim kho niaj hnub uas txuag hluav taws xob. Nws siv dav hauv Cov Txheej Txheem Rwb Thaiv Tsev Sab Nraud thiab Ua Kom Tiav (EIFS), cov ntsej muag ntawm lub tsev, cov txheej rwb thaiv tsev sab hauv, thiab cov haujlwm kho dua tshiab uas txuag hluav taws xob.

Tsis zoo li cov cement mortar ib txwm muaj, cov mortar rwb thaiv tsev yuav tsum muaj cov qauv sib xyaw ua ke, cov thermal conductivity qis, cov nplaum zoo, cov kab nrib pleb, thiab cov khoom siv ruaj khov. Kev ua tiav qhov sib npaug no tsis yooj yim sua yog tsis muaj cov khoom siv ntxiv uas ua haujlwm tau zoo heev.

Cov khoom siv ntxiv tseem ceeb tshaj plaws yog:

· HPMC (Hydroxypropyl Methyl Cellulose)
· RDP (Redispersible Polymer Hmoov)
· Polypropylene Fiber (PP Fiber)

Peb yam khoom no yog lub hauv paus ntawm cov txheej txheem rwb thaiv tsev ua haujlwm siab.

Tsab xov xwm no piav qhia txog lawv lub luag haujlwm, cov txheej txheem ua haujlwm, kev sib koom tes, thiab cov txiaj ntsig zoo.

1. Lub Luag Haujlwm ntawm HPMC hauv Thermal Insulation Mortar

1: Lub Luag Haujlwm Tseem Ceeb ntawm HPMC hauv Thermal Insulation Mortar Systems

1.1 Kev Taw Qhia Txog HPMC Hauv Cov Tshuab Mortar

Hydroxypropyl Methyl Cellulose (HPMC) yog ib hom cellulose ether uas tsis yog ionic siv dav hauv cov ntaub ntawv siv rau kev tsim kho qhuav. Hauv cov mortar rwb thaiv tsev, HPMC ua lub luag haujlwm tseem ceeb hauv kev tswj cov dej txav mus los, txhim kho kev ua haujlwm tau zoo, thiab tswj cov qauv mortar tshiab.

Cov tshuaj nplaum rwb thaiv tsev muaj cov khoom sib xyaw ua ke xws li perlite, vitrified microspheres, lossis EPS. Cov ntaub ntawv no feem ntau nqus lossis cuam tshuam kev faib dej, ua rau HPMC tseem ceeb rau kev tswj hwm kev ruaj khov ntawm lub kaw lus.

1.2 Lub Tswv Yim Khaws Dej

HPMC tsim ib qhopeb-seem hydrophilic networkuas ntes cov dej molecules hauv lub mortar.

Cov teebmeem:

· Ua kom qeeb qeeb ntawm kev ua pa
Tiv thaiv kom qhuav ua ntej lub sijhawm
· Xyuas kom meej tias cov cement hydration tiav
· Txo qhov shrinkage cracking

Yog tsis muaj HPMC, cov tshuaj rwb thaiv tsev poob dej sai dhau, ua rau lub zog tsis zoo thiab tawg ntawm qhov chaw.

1.3 Kev Txhim Kho Kev Ua Haujlwm

HPMC txhim kho tus cwj pwm rheological ntawm mortar:

· Ua kom yooj yim rau kev sib kis
· Ua kom zoo dua qhov kev xav ntawm kev siv troweling
· Txo qhov rub thaum siv
· Ua kom ruaj khov thaum lub sijhawm sib tov

Qhov no tseem ceeb heev rau cov mortars rwb thaiv tsev uas feem ntau "qhuav thiab ntxhib."

1.4 Cov Lus Qhia Tseem Ceeb

2: HPMC hauv Rheology Control thiab Anti-Sag Performance

2.1 Txoj Cai Hloov Kho Rheology

HPMC ua rau viscosity nce thiab tsim ib qhotus cwj pwm ntws pseudo-plastic, lub ntsiab lus:

· Tuab thaum so
· Yooj yim dua rau kev nthuav dav hauv qab txiav
· Ruaj khov tom qab siv

Qhov no zoo tagnrho rau cov txheej txheem rwb thaiv tsev phab ntsa ntsug.

2.2 Lub Tswv Yim Tiv Thaiv Kev Qaug Zog

Hauv cov tshuaj rwb thaiv tsev thermal, qhov sagging yog qhov teeb meem loj vim yog:

· Cov pob zeb sib xyaw ua ke
· Cov dej ntau
Cov txheej txheem thov tuab

HPMC daws qhov no los ntawm kev nce ntxivkev ntxhov siab ntawm cov khoom tsim tawm, cia cov mortar nyob twj ywm rau hauv qhov chaw.

2.3 Lub Sijhawm Qhib Ntxiv

Lub sijhawm qhib txhais tau tias lub sijhawm ntev npaum li cas cov mortar tseem siv tau tom qab thov.

HPMC:

· Txo cov dej ua pa sai dua
· Tswj cov dej noo ntawm qhov chaw
· Ntev lub qhov rais ua haujlwm

Qhov no tseem ceeb heev rau cov phab ntsa loj hauv cov huab cua kub.

2.4 Cov Lus Qhia Sib Piv Txog Kev Ua Tau Zoo

3: HPMC Kev Sib Cuam Tshuam nrog RDP thiab Fiber hauv Insulation Mortar

3.1 Kev sib koom tes nrog RDP (Redispersible Polymer Hmoov)

HPMC ua haujlwm nrog RDP hauv cov txheej txheem rwb thaiv tsev:

HPMC:

· Tswj kev khaws dej
· Ua kom cov khoom sib xyaw tshiab ruaj khov
· Tsim cov zaj duab xis polymer tom qab kho
· Txhim kho kev nplaum thiab kev ywj pheej
· Kev sib txuas zoo rau cov substrate
· Txhim kho kev tiv thaiv kab nrib pleb
· Zoo dua qhov khov-thaw ruaj khov

RDP:

Cov nyhuv ua ke:

3.2 Kev Sib Cuam Tshuam Nrog Polypropylene Fiber

Cov fiber polypropylene muab cov khoom sivkev txhawb zog me me, thaum HPMC ua kom muaj kev sib kis zoo ib yam.

Cov txiaj ntsig ntawm kev sib cuam tshuam:

· Cov fibers faib sib npaug zos
· Txo kev sib sau ua ke
· Txhim kho kev tiv thaiv kab nrib pleb
· Kev txhim kho kev ruaj khov ntawm cov qauv

3.3 Rooj Sib Tham Txog Kev Sib Koom Tes Hauv Qib System

3.4 Cov teebmeem ntawm lub xeev tshiab thiab cov teebmeem ntawm lub xeev khov kho

Xeev Tshiab:

· Kev sib xyaw ua ke zoo
· Kev ncua ruaj khov
· Tiv thaiv kev sib cais
· Kev nplaum zoo heev
· Tiv thaiv kev tawg
· Txheej rwb thaiv tsev ruaj khov

Lub Xeev Hardened:

4: Kev Txhim Kho HPMC hauv Kev Tsim Khoom Siv Thermal Insulation Mortar

4.1 Kev Tswj Xyuas Kev Noj Tshuaj

Cov koob tshuaj HPMC ib txwm muaj:

· 0.2% - 0.5% ntawm tag nrho cov khoom sib xyaw qhuav

Qis dhau → tsis khaws dej zoo
Kub dhau → nplaum, teeb qeeb dhau

4.2 Kev Xaiv Viscosity

4.3 Kev Sib Tov thiab Kev Yaj Tawm

HPMC yuav tsum tau muab faib kom zoo:

Maj mam ntxiv rau hauv dej sib tov
· Tsis txhob muab cov khoom sib sau ua ke ("qhov muag ntses")
· Xyuas kom muaj dej txaus

Kev yaj tsis raug ua rau muaj kev ua haujlwm tsis sib xws.

4.4 Cov txiaj ntsig ntawm kev ua haujlwm hauv kev lag luam

· Txhim kho qhov sib xws ntawm cov khoom sib xyaw
· Kev tsim kho zoo dua
· Txo cov khoom pov tseg
· Kev ua haujlwm ruaj khov mus sij hawm ntev

4.5 Cov Lus Qhia Txog Kev Lag Luam

HPMC yog ib qhoCov khoom siv tseem ceeb hauv cov txheej txheem thermal insulation mortar, muab:

· Kev khaws dej
· Kev tswj hwm Rheology
· Kev ua haujlwm tiv thaiv kev qaug zog
· Kev txhim kho kev ua haujlwm
· Kev sib koom tes nrog RDP thiab PP fiber

Yog tsis muaj HPMC, cov tshuaj rwb thaiv tsev yuav raug kev txom nyem los ntawm kev tsis muaj dej txaus, kev ua haujlwm tsis zoo, thiab kev ua haujlwm tsis zoo.

Hauv cov EIFS niaj hnub no thiab cov txheej txheem tsim kho txuag hluav taws xob, HPMC tsis yog xaiv tau - nws yog ib qhocov khoom siv tseem ceeb ntawm kev ua tau zoo.

2. Lub Luag Haujlwm ntawm RDP hauv Thermal Insulation Mortar

1: Lub Luag Haujlwm Tseem Ceeb ntawm RDP hauv Thermal Insulation Mortar

1.1 Kev Taw Qhia rau RDP

Hmoov Polymer Redispersible (RDP) yog ib qhotshuaj tsuag qhuav polymer emulsion hmoovsiv dav hauv cov txheej txheem mortar qhuav. Hauv cov mortar rwb thaiv tsev thermal, RDP ua lub luag haujlwm tseem ceeb hauv kev txhim khokev nplaum, kev yooj ywm, kev sib koom ua ke, thiab kev ruaj khov.

Thaum sib xyaw nrog dej, cov khoom me me RDP rov tawg ua cov polymer emulsions zoo. Tom qab kho, lawv tsim ib qhocov yeeb yaj kiab polymer txuas ntxiv mussab hauv ntawm cov cement matrix.

Zaj yeeb yaj kiab no yog qhov laj thawj tseem ceeb vim li cas RDP thiaj li txhim kho kev ua haujlwm ntawm cov khoom siv rwb thaiv tsev.

1.2 Cov Haujlwm Tseem Ceeb hauv Cov Khoom Siv Rwb Thaiv Tsev

RDP txhim kho ntau yam khoom tseem ceeb:

· Lub zog lo rau cov khoom siv
· Kev yooj ywm ntawm cov mortar khov kho
· Tiv thaiv kev tawg
· Tiv thaiv dej
· Kev cuam tshuam ruaj khov

Cov kev txhim kho no yog qhov tseem ceeb vim tias cov tshuaj pleev thaiv cua sov raug rau:

Kev hloov pauv ntawm qhov kub thiab txias
· Lub zog cua
· Kev txav mus los ntawm cov qauv
· Cov voj voog noo noo

1.3 Kev Txheeb Xyuas Txog Lub Txheej Txheem

RDP ua haujlwm los ntawmkev tsim cov yeeb yaj kiab:

1. Cov khoom polymer tawg ua tej daim me me hauv dej

2. Thaum lub sij hawm ziab, cov khoom me me sib sau ua ke

3. Ib zaj yeeb yaj kiab uas yoog tau tas mus li

4. Zaj duab xis khi cov cement thiab cov khoom sau ua ke

 1: Lub Luag Haujlwm Tseem Ceeb ntawm RDP

2: RDP hauv Kev Txhim Kho Kev Sib Txuas thiab Kev Sib Txuas Lus

2.1 Lub Tswv Yim Sib Txuas

Cov tshuaj nplaum rwb thaiv tsev yuav tsum sib txuas zoo rau cov chaw zoo li:

· Cov phab ntsa ua los ntawm pob zeb
· Cov cib ua los ntawm pob zeb
· Cov laug cam rwb thaiv tsev EPS / XPS
· Cov thaiv AAC

RDP txhim kho kev sib txuas los ntawm kev tsim ib qhotxheej choj polymernruab nrab ntawm mortar thiab substrate.

2.2 Lub Zog Sib Txuas Lus Sib Txuas Lus

Tsuas yog cov cement xwb thiaj tsim tau cov khoom sib txuas ruaj khov thiab tawg yooj yim. RDP hloov kho qhov no los ntawm:

· Ua kom thaj chaw sib cuag ntau ntxiv
· Txhim kho qhov ntub ntawm cov substrate
· Txhim kho kev sib txuas lus ntawm lub cev
· Muab cov txheej txheem sib txuas elastic

2.3 Cov txiaj ntsig ntawm kev ua tau zoo

Nrog RDP:

· Lub zog rub tawm nce ntxiv ntau heev
· Kev ruaj khov ntawm cov nplaum zoo dua thaum lub sijhawm thermal cycling
· Kev tawg ntawm qhov interface raug txo qis
· Kev ruaj khov mus sij hawm ntev tau txhim kho

2: Kev Sib Piv Txog Kev Ua Haujlwm Ntawm Kev Nplaum

2.4 Qhov Tseem Ceeb ntawm Kev Ua Haujlwm

Hauv EIFS cov kab ke, kev ua tsis tiav ntawm kev sib txuas yog ib qho ntawm cov teeb meem feem ntau. RDP daws qhov teeb meem no ncaj qha los ntawm kev ua kom ntseeg tau tiasKev sib txuas mus tas li ntawm cov txheej rwb thaiv tsev thiab phab ntsa hauv qab.

3: RDP hauv Kev Ywj Pheej, Kev Tiv Thaiv Kev Tawg, thiab Kev Ruaj Khov

3.1 Lub Tswv Yim Txhim Kho Kev Ywj Pheej

Cov ntaub ntawv ua los ntawm cement yog cov khoom tawg yooj yim. RDP qhia txog kev ywj pheej los ntawm kev tsim ib qhoLub network polymer sab hauv cov qauv cement khov kho.

Lub network no tso cai rau cov khoom siv rau:

· Nqus tau kev ntxhov siab
· Faib cov khoom thauj
Tiv thaiv kom tsis txhob muaj pob txha tawg tam sim ntawd

3.2 Kev coj cwj pwm tiv thaiv kev tawg

Cov kab nrib pleb hauv cov mortar rwb thaiv tsev tshwm sim vim:

Kev ntxhov siab ntawm kev ntswj
· Kev nthuav dav ntawm qhov kub thiab txias
· Kev ntxhov siab sab nraud

RDP txo qhov tawg los ntawm:

· Txo cov kab nrib pleb me me
· Ua kom lub zog tensile ntev dua
Txo qhov kev ntxhov siab sab hauv

3.3 Kev Tiv Thaiv Kev Khov-Thawj

Hauv cov huab cua txias, cov dej hauv cov mortar nthuav dav thaum khov.

RDP txhim kho kev tiv thaiv los ntawm:

Txo cov dej nkag mus rau hauv qhov hws
· Ua kom elasticity ntau ntxiv
· Tiv thaiv kev nthuav dav ntawm pob txha tawg sab hauv

3: Cov Kev Txhim Kho Mechanical

3.4 Kev Ruaj Khov Mus Ntev

RDP ua rau lub neej ua haujlwm ntev dua los ntawm:

Txo cov kev puas tsuaj me me
· Txhim kho kev tiv thaiv ib puag ncig
· Kev ruaj khov ntawm cov qauv sab hauv

 4: RDP Synergy, Dosage Optimization, thiab Kev Siv Hauv Kev Lag Luam

4.1 Kev sib koom tes nrog HPMC thiab PP Fiber

RDP tsis ua haujlwm ib leeg xwb. Nws cuam tshuam nrog:

HPMC

· Tswj kev khaws dej
· Ua kom muaj dej txaus
Txhawb kev sib kis ntawm RDP
· Muab kev txhawb zog kho tshuab
· Ua haujlwm nrog RDP los tswj kev tawg

Polypropylene Fiber

4.2 Kev Ua Haujlwm Sib Koom Tes

Ua ke lawv tsim ib qhokev ua haujlwm peb sab

4.3 Qhov ntau npaum li cas

Hauv cov tshuaj rwb thaiv tsev thermal:

· RDP koob tshuaj:2% - 6% (los ntawm qhov hnyav ntawm cov khoom sib tov qhuav)

Kev noj tshuaj ntau dua ua rau muaj kev ywj pheej tab sis ua rau tus nqi nce ntxiv.

4.4 Cov Cheeb Tsam Siv

RDP-modified insulation mortar siv rau hauv:

· EIFS phab ntsa sab nraud
· Cov plaster thermal uas tsis hnyav
· Cov haujlwm kho dua tshiab uas txuag hluav taws xob
· Kev ntsuas qib rwb thaiv tsev AAC thaiv
· Cov txheej txheem façade siab

Rooj 4: Kev Ua Haujlwm ntawm Daim Ntawv Thov Kev Lag Luam

4.5 Cov Txiaj Ntsig Tseem Ceeb hauv Kev Lag Luam

Txhim kho kev nyab xeeb ntawm kev tsim kho
Txo cov nqi kho
· Txhim kho kev ruaj khov mus sij hawm ntev
Txhawb nqa cov qauv kev tsim vaj tsev ntsuab

RDP yog ib qhoCov khoom siv tseem ceeb hauv cov txheej txheem thermal insulation mortarNws cov kev pab tseem ceeb suav nrog:

· Muaj zog nplaum rau cov substrates
· Kev hloov pauv ntawm cov cement matrix zoo dua
· Tiv thaiv kev tawg zoo heev
· Kev ruaj khov dua nyob rau hauv qhov chaw nyuaj

Thaum ua ke nrog HPMC thiab polypropylene fiber, RDP dhau los ua ib feem ntawmkev ua haujlwm siab composite systemuas ua rau cov ntaub ntawv siv niaj hnub no siv tau hluav taws xob zoo.

3. Lub Luag Haujlwm ntawm Polypropylene Fiber hauv Thermal Insulation Mortar

PP fiber yog cov khoom siv hluavtaws siv rau kev tswj cov kab nrib pleb me me.

Cov Haujlwm Tseem Ceeb

3.1 Kev Tiv Thaiv Kev Tawg

Txo cov kab nrib pleb ntawm cov yas thaum lub sijhawm kho.

3.2 Kev Txhawb Nqa

Txhim kho lub zog tensile sab hauv.

3.3 Kev Cuam Tshuam

Ua kom muaj zog thiab durability.

3.4 Kev Ruaj Ntseg ntawm Cov Qauv

Tiv thaiv kev sib cais hauv cov mortars sib dua.

Cov Txheej Txheem PP Fiber

Cov fibers tsim ib lub network 3D reinforcement hauv lub mortar, txuas cov kab nrib pleb me me thiab faib cov kev ntxhov siab.

4. Kev cuam tshuam synergistic ntawm HPMC + RDP + PP Fiber

Cov tshuaj ntxiv peb yam no ua haujlwm ua ke hauv ib qho system sib pab:

Kev Ua Haujlwm Ua Ke

Theem Mortar Tshiab:

· Kev ua haujlwm tau zoo dua (HPMC)
· Kev sib xyaw ruaj khov (PP fiber)
· Daim ntawv thov du (HPMC + RDP)
· Kev nplaum ruaj khov (RDP)
· Tiv thaiv kev tawg (PP fiber)
· Txo qhov ntsws (HPMC + fiber synergy)

Theem Hardening:

5. Cov Lus Qhia Sib Piv Txog Kev Ua Tau Zoo

6. Daim Ntawv Thov Hauv Cov Tshuab Thermal Insulation

Cov tshuaj nplaum rwb thaiv tsev thermal yog siv rau hauv:

· EIFS phab ntsa sab nraud
· Cov laug cam rwb thaiv tsev EPS / XPS
· Cov txheej txheem leveling AAC thaiv
· Cov plaster rwb thaiv tsev sab hauv
· Cov hnab looj tes txuag hluav taws xob hauv tsev
· Kev nplaum zoo heev
· Kev tiv taus huab cua
· Kev tiv thaiv kev tawg
· Kev sib koom ua ke zoo dua
· Txo qhov ntsws
· Kev tiv thaiv cua ntsawj
· Kev ruaj khov mus sij hawm ntev

Cov txiaj ntsig ntawm daim ntawv thov

6.1 Cov Txheej Txheem Phab Ntsa Sab Nraud

6.2 Cov Mortars Sib Zog

6.3 Cov Tsev Siab

7. Cov Teeb Meem thiab Kev Dais Teeb Meem Feem Ntau

Teeb Meem 1: Tawg Tom Qab Kho

✔ Kev daws teeb meem: Ua kom PP fiber ntau ntxiv + RDP koob tshuaj

Teeb Meem 2: Kev Ua Haujlwm Tsis Zoo

✔ Kev daws teeb meem: Txhim kho qib viscosity HPMC

Teeb Meem 3: Kev nplaum tsis muaj zog

✔ Kev daws teeb meem: Ua kom cov ntsiab lus RDP nce ntxiv

Teeb Meem 4: Qaug zog rau ntawm cov nto ntsug

✔ Kev daws teeb meem: Txhim kho cov qauv HPMC thiab cov koob tshuaj

8. Cov Lus Qhia Txog Kev Tsim Khoom (Kev Siv Hauv Kev Lag Luam)

9. Cov Qauv Yav Tom Ntej hauv Kev Siv Tshuab Rwb Thaiv Tsev

· Cov cellulose ethers ua tau zoo dua
· Kev siv tshuaj tsawg thiab ua haujlwm tau zooRDP
· Cov txheej txheem polymer uas hloov kho los ntawm nano
· Kev txhawb nqa fiber ntau rau ib puag ncig
Cov khoom siv hauv tsev uas tsis muaj cov pa roj carbon

Tshooj Lus Nug Feem Ntau

Q1: Vim li cas HPMC thiaj tseem ceeb hauv cov tshuaj rwb thaiv tsev?

HPMC txhim kho kev khaws dej, kev ua haujlwm tau zoo, thiab kev ua haujlwm tiv thaiv kev sag, xyuas kom meej tias kev siv thiab kev kho kom zoo.

Q2: Lub luag haujlwm tseem ceeb ntawm RDP yog dab tsi?

RDP ua rau muaj kev nplaum, kev ywj pheej, thiab kev tiv thaiv kab nrib pleb los ntawm kev tsim cov zaj duab xis polymer hauv cov mortar.

Q3: Vim li cas ho siv polypropylene fiber?

PP fiber tswj kev tawg ntawm lub cev thiab txhim kho lub zog thiab kev ua haujlwm ntev.

Q4: Cov tshuaj rwb thaiv tsev puas ua haujlwm tau yam tsis muaj cov khoom ntxiv?

Yog hais txog kev siv tshuab, tab sis kev ua tau zoo yuav tsis zoo - kev nplaum tsawg, kev tawg ntau, thiab kev ruaj khov tsis zoo.

Q5: Cov khoom ntxiv twg tseem ceeb tshaj?

Tag nrho peb yam tseem ceeb:

· HPMC = kev ua tau zoo tshiab
· RDP = lub zog sib txuas
· PP fiber = kev txhawb zog ntawm cov qauv

HPMC, RDP, thiab polypropylene fiber tsim ib lub kaw lus ua haujlwm peb-seem hauv cov khoom siv rwb thaiv tsev thermal. Txhua lub ua lub luag haujlwm tshwj xeeb - kev tswj dej, kev sib txuas, thiab kev txhawb nqa - tsim cov khoom siv sib npaug uas haum rau cov tsev niaj hnub uas txuag hluav taws xob.

Lawv qhov kev sib koom ua ke ua rau cov khoom siv rwb thaiv tsev ua tiav:

· Kev nplaum zoo heev
· Tiv thaiv kev tawg
· Kev ruaj khov mus sij hawm ntev
· Kev txhim kho kev tsim kho kom zoo dua

Thaum cov qauv kev tsim vaj tsev ntsuab txuas ntxiv nce siab, cov khoom ntxiv no yuav tseem ceeb rau cov ntaub ntawv rwb thaiv tsev thermal tiam tom ntej.