Q1.Vim li cas ho ua rau cov roj hmab silicone pob tshab tsis muaj xim daj?

Lus teb:

Qhov daj ntawm cov roj hmab silicone pob tshab tsis muaj pob tshab yog tshwm sim los ntawm qhov tsis zoo hauv cov roj hmab nws tus kheej, feem ntau yog vim tus neeg sawv cev sib txuas thiab cov khoom ua kom tuab hauv cov roj hmab tsis muaj pob tshab. Qhov laj thawj yog tias ob yam khoom siv raw no muaj "amino pawg", uas yooj yim rau daj. Ntau lub tuam txhab silicone sealants nto moo kuj muaj qhov xwm txheej daj no.

Tsis tas li ntawd xwb, yog tias siv cov tshuaj nplaum silicone pob tshab tsis muaj xim tib lub sijhawm nrog cov tshuaj nplaum silicone acetic, nws yuav ua rau cov tshuaj nplaum tsis muaj xim daj tom qab kho. Nws kuj tseem yuav yog vim lub sijhawm khaws cia ntev ntawm cov tshuaj nplaum lossis kev sib xyaw ntawm cov tshuaj nplaum thiab cov khoom siv hauv qab.

OLV128 Pob tshab Tsis Muaj Qhov Sib Txawv Silicone Sealant

Q2.Vim li cas cov xim dawb ntawm cov roj hmab silicone tsis muaj xim qee zaum hloov mus ua xim liab? Qee cov roj hmab yuav rov qab mus ua dawb ib lub lim tiam tom qab nws qhuav lawm?

Lus teb:

Cov tshuaj nplaum silicone uas tsis muaj zog uas kho tau los ntawm alkoxy yuav muaj qhov teeb meem no vim yog cov khoom siv raw ntawm titanium chromium compound. Titanium chromium compound nws tus kheej yog xim liab, thiab cov xim dawb ntawm cov tshuaj nplaum yog ua tiav los ntawm cov hmoov titanium dioxide hauv cov tshuaj nplaum ua cov xim.

Txawm li cas los xij, cov sealant yog ib yam khoom organic, thiab feem ntau cov tshuaj lom neeg organic tuaj yeem thim rov qab, nrog rau cov tshuaj tiv thaiv sab nraud. Kub yog qhov tseem ceeb rau kev ua rau cov tshuaj tiv thaiv no. Thaum kub siab, cov tshuaj tiv thaiv zoo thiab tsis zoo tshwm sim, ua rau xim hloov pauv. Tab sis tom qab kub poob thiab ruaj khov, cov tshuaj tiv thaiv rov qab thiab xim rov qab mus rau nws lub xeev qub. Nrog cov thev naus laus zis tsim khoom zoo thiab kev paub txog cov mis, qhov xwm txheej no yuav tsum zam tau.

Q3.Vim li cas qee cov khoom siv foob pob tshab hauv tsev thiaj hloov xim dawb tom qab siv tau tsib hnub? Vim li cas cov foob pob ntsuab dawb thiaj hloov xim dawb tom qab siv?

Lus teb:

Qhov no kuj yuav tsum tau muab piv rau qhov teeb meem ntawm kev xaiv cov khoom siv raw thiab kev txheeb xyuas. Qee cov khoom siv sealant pob tshab hauv tsev muaj cov yas uas yooj yim volatile, thaum lwm tus muaj ntau cov khoom siv reinforcing. Thaum cov yas volatilize, cov sealant shrinks thiab ncab, qhia cov xim ntawm cov fillers (txhua cov fillers hauv cov sealant nruab nrab yog dawb hauv xim).

Cov tshuaj nplaum uas muaj xim yog ua los ntawm kev ntxiv cov xim kom ua rau lawv muaj xim sib txawv. Yog tias muaj teeb meem nrog kev xaiv cov xim, xim ntawm cov tshuaj nplaum yuav hloov pauv tom qab siv. Xwb, yog tias cov tshuaj nplaum uas muaj xim raug siv nyias dhau thaum lub sijhawm tsim kho, qhov kev ntsws ntawm cov tshuaj nplaum thaum lub sijhawm kho tuaj yeem ua rau xim sib dua. Hauv qhov no, nws raug pom zoo kom tswj hwm qee qhov tuab (saum toj no 3 hli) thaum siv cov tshuaj nplaum.

Daim Ntawv Qhia Xim Olivia

Q4.Vim li cas cov pob lossis cov cim tshwm sim ntawm daim iav tom qab siv cov tshuaj silicone sealant rau sab nraub qaum rau ib qholub sijhawm?

Lus teb:

Feem ntau muaj peb hom txheej txheej rau sab nraub qaum ntawm daim iav hauv khw: mercury, nyiaj ntshiab, thiab tooj liab.

Feem ntau, tom qab siv cov tshuaj silicone sealant los teeb tsa daim iav ib ntus, qhov saum npoo ntawm daim iav yuav muaj cov pob. Qhov no feem ntau yog tshwm sim los ntawm kev siv cov tshuaj acetic silicone sealant, uas ua rau cov khoom siv tau hais los saum toj no thiab ua rau muaj cov pob ntawm qhov saum npoo ntawm daim iav. Yog li ntawd, peb hais txog kev siv cov tshuaj neutral sealant, uas muab faib ua ob hom: alkoxy thiab oxime.

Yog tias daim iav uas muaj tooj liab nrog cov sealant oxime neutral sealant ntsia, oxime yuav ua rau cov khoom siv tooj liab xeb me ntsis. Tom qab ib lub sijhawm tsim kho, yuav muaj cov cim xeb ntawm sab nraub qaum ntawm daim iav qhov twg cov sealant siv. Txawm li cas los xij, yog tias siv cov sealant alkoxy neutral, qhov xwm txheej no yuav tsis tshwm sim.

Tag nrho cov saum toj no yog vim xaiv cov khoom tsis raug uas tshwm sim los ntawm ntau yam substrates. Yog li ntawd, nws raug pom zoo kom cov neeg siv ua qhov kev sim sib xws ua ntej siv cov sealant kom pom tias cov sealant puas sib xws nrog cov khoom siv.

Nqe Lus Nug 5.Vim li cas qee cov silicone sealants thiaj li tshwm sim ua cov granules loj li cov ntsev crystals thaum lawv siv, thiab vim li cas qee cov granules no thiaj yaj lawv tus kheej tom qab kho?

Lus teb:

Qhov no yog teeb meem nrog cov mis nyuj siv los xaiv cov tshuaj silicone sealant. Qee cov tshuaj silicone sealant muaj cov neeg sawv cev sib txuas uas tuaj yeem crystallize thaum kub qis, ua rau cov neeg sawv cev sib txuas khov kho hauv lub raj mis nplaum. Yog li ntawd, thaum cov nplaum raug muab faib, cov hmoov zoo li ntsev ntawm ntau qhov loj me yuav pom, tab sis lawv yuav maj mam yaj raws sijhawm, ua rau cov hmoov ploj mus thaum lub sijhawm kho. Qhov xwm txheej no tsis muaj feem cuam tshuam rau qhov zoo ntawm cov tshuaj silicone sealant. Qhov ua rau muaj qhov xwm txheej no yog qhov cuam tshuam loj ntawm qhov kub qis.

Olivia silicone sealant muaj qhov chaw du

Nqe Lus Nug 6.Muaj tej yam ua rau cov silicone sealant uas tsim hauv teb chaws siv rau iav tsis khov tom qab 7 hnub yog dab tsi?

Lus teb:

Qhov xwm txheej no feem ntau tshwm sim thaum huab cua txias.

1. Cov sealant no siv tuab dhau, ua rau nws qhuav qeeb.

2. Qhov chaw tsim kho raug cuam tshuam los ntawm huab cua phem.

3. Cov sealant tas sij hawm los yog puas lawm.

4. Cov sealant mos dhau thiab zoo li tsis tuaj yeem kho tau.

Nqe Lus Nug 7.Vim li cas ho muaj cov npuas dej tshwm sim thaum siv cov khoom siv silicone sealant uas tsim tawm hauv tebchaws?

Lus teb:

Tej zaum yuav muaj peb qho laj thawj:

1. Siv tshuab tsis zoo thaum lub sijhawm ntim khoom, ua rau huab cua raug kaw hauv lub raj mis.

2. Ob peb lub tuam txhab tsim khoom tsis muaj kev ntseeg siab txhob txwm tsis ua kom lub hau hauv qab ntawm lub raj nruj, tawm hauv huab cua hauv lub raj tab sis muab qhov kev xav ntawm cov khoom siv silicone sealant txaus.

3. Qee cov tshuaj silicone sealant uas tsim tawm hauv tebchaws muaj cov khoom sau uas tuaj yeem cuam tshuam nrog cov yas PE mos ntawm lub raj ntim silicone sealant, ua rau lub raj yas o thiab nce siab. Yog li ntawd, huab cua tuaj yeem nkag mus rau hauv qhov chaw hauv lub raj thiab ua rau muaj qhov khoob hauv cov tshuaj silicone sealant, ua rau muaj suab nrov ntawm cov npuas thaum siv. Txoj hauv kev zoo los kov yeej qhov xwm txheej no yog siv lub raj ntim thiab ua tib zoo saib xyuas qhov chaw cia khoom (qis dua 30 ° C hauv qhov chaw txias).

Olivia Rooj Sib Tham

Q8.Vim li cas qee cov tshuaj silicone sealant uas siv rau ntawm qhov sib tshuam ntawm cov pob zeb thiab cov hlau qhov rai thiaj li tsim ntau lub npuas tom qab kho kom zoo thaum lub caij ntuj sov, thaum lwm tus tsis ua? Puas yog qhov teeb meem zoo? Vim li cas cov xwm txheej zoo sib xws tsis tau tshwm sim ua ntej?

Lus teb:

Muaj ntau hom tshuaj nplaum silicone uas tsis muaj teeb meem tau ntsib cov teeb meem zoo sib xws, tab sis qhov tseeb nws tsis yog qhov teeb meem zoo. Cov tshuaj nplaum tsis muaj teeb meem muaj ob hom: alkoxy thiab oxime. Thiab cov tshuaj nplaum alkoxy tso cov pa roj (methanol) thaum lub sijhawm kho (methanol pib ua pa ntawm kwv yees li 50 ℃), tshwj xeeb tshaj yog thaum raug tshav ntuj ncaj qha lossis kub heev.

Tsis tas li ntawd xwb, cov qhov rai uas ua los ntawm cov pob zeb thiab hlau tsis yooj yim rau huab cua nkag, thiab thaum lub caij ntuj sov, nrog rau qhov kub thiab txias dua, cov sealant yuav kho sai dua. Cov pa roj uas tso tawm los ntawm cov sealant tsuas yog tuaj yeem tawm ntawm cov txheej sealant uas kho ib nrab xwb, ua rau cov npuas ntawm ntau qhov ntau thiab tsawg tshwm sim rau ntawm cov sealant uas kho lawm. Txawm li cas los xij, cov sealant oxime neutral tsis tso cov pa roj thaum lub sijhawm kho, yog li nws tsis tsim cov npuas.

Tab sis qhov tsis zoo ntawm oxime neutral silicone sealant yog tias yog tias cov thev naus laus zis thiab cov qauv tsis raug tswj hwm kom zoo, nws yuav ntsws thiab tawg thaum lub sijhawm kho hauv huab cua txias.

Yav dhau los, cov xwm txheej zoo sib xws tsis tau tshwm sim vim tias cov khoom siv silicone sealant tsis tshua muaj nyob rau hauv cov chaw zoo li no los ntawm cov chaw tsim kho, thiab cov ntaub ntawv acrylic waterproof sealing feem ntau siv hloov chaw. Yog li ntawd, qhov xwm txheej ntawm bubbling hauv silicone neutral sealant tsis tshua muaj. Nyob rau hauv xyoo tas los no, kev siv cov silicone sealant tau maj mam kis mus thoob plaws, txhim kho qib zoo ntawm kev tsim kho, tab sis vim tsis nkag siab txog cov yam ntxwv ntawm cov khoom siv, kev xaiv cov khoom siv tsis raug tau ua rau qhov xwm txheej ntawm sealant bubbling.

Q9.Yuav ua li cas los ua qhov kev sim sib xws?

Lus teb:

Yog hais tiag tiag, kev sim sib xws ntawm cov nplaum thiab cov khoom siv hauv tsev yuav tsum tau ua los ntawm cov chaw kuaj khoom siv hauv tsev uas tau lees paub hauv tebchaws. Txawm li cas los xij, nws yuav siv sijhawm ntev thiab kim heev kom tau txais cov txiaj ntsig los ntawm cov chaw haujlwm no.

Rau cov haujlwm uas xav tau kev kuaj xyuas zoo li no, nws yog ib qho tsim nyog kom tau txais daim ntawv qhia kev tshuaj xyuas tsim nyog los ntawm lub koom haum kuaj xyuas hauv tebchaws ua ntej txiav txim siab seb puas yuav siv cov khoom siv hauv tsev. Rau cov haujlwm dav dav, cov khoom siv hauv qab no tuaj yeem muab rau lub chaw tsim khoom silicone sealant rau kev kuaj xyuas kev sib raug zoo. Cov txiaj ntsig kev kuaj xyuas tuaj yeem tau txais hauv kwv yees li 45 hnub rau cov khoom siv silicone sealant, thiab 35 hnub rau cov khoom siv silicone sealant nruab nrab thiab acetic.

Chav kuaj kev sib raug zoo ntawm cov khoom siv foob

Q10.Vim li cas cov tshuaj nplaum acetic silicone thiaj yooj yim tev tawm ntawm cov cement?

Lus Teb: Cov tshuaj nplaum silicone acetic tsim cov kua qaub thaum lub sijhawm kho, uas cuam tshuam nrog qhov chaw ntawm cov khoom siv alkaline xws li cement, marble, thiab granite, tsim cov khoom chalky uas txo qhov kev sib txuas ntawm cov nplaum thiab cov khoom siv hauv qab, ua rau cov kua qaub sealant yooj yim tev tawm ntawm cement. Txhawm rau kom tsis txhob muaj qhov xwm txheej no, nws yog qhov tsim nyog siv cov nplaum tsis muaj zog lossis oxime uas haum rau cov khoom siv alkaline rau kev sib khi thiab kev sib txuas.