Kev Taw Qhia Txog Kev Rwb Thaiv Tsev Ua Npuas Ncauj
Cov tshuaj tsuag ua npuas ncauj rwb thaiv tsev tau hloov pauv txoj kev lag luam hauv tsev thiab kev tsim kho nrog nws cov khoom zoo heev thiab muaj peev xwm kaw cua. Ua ib lub tuam txhab tsim cov tshuaj polyurethane catalysts, peb nkag siab txog lub luag haujlwm tseem ceeb ntawm cov ntaub ntawv no hauv kev tsim cov khoom siv rwb thaiv tsev ua npuas ncauj ua haujlwm siab.
Cov tshuaj ua npuas polyurethane txau (SPF) yog cov khoom siv tshuaj lom neeg uas tsim los ntawm kev sib tov thiab ua rau ob yam khoom ua kua - isocyanate thiab polyol resin. Thaum cov khoom no sib xyaw nrog peb cov tshuaj catalysts tshwj xeeb xws li MXC-70, lawv nthuav dav sai sai los ua cov npuas uas rwb thaiv tsev, kaw cua, thiab tiv taus dej noo.
Yuav Ua Li Cas Cov Tshuaj Tsuag Ua Npuas Ncauj Ua Haujlwm
Cov kev tshawb fawb tom qab cov tshuaj tsuag ua npuas ncauj rwb thaiv tsev yog nyob rau hauv cov txheej txheem polymerization:
1. Kev Tshuaj Lom Zem:Thaum ob lub Cheebtsam (A-sab thiab B-sab) sib ntsib, lawv pib ua kom muaj kev sib xyaw ua ke exothermic.
2. Kev nthuav dav:Cov khoom sib xyaw nthuav dav 30-60 npaug ntawm nws qhov ntim thawj hauv ob peb feeb xwb
3. Kho:Cov ua npuas ncauj khov kho ua ib lub qauv yas ruaj khov
Peb licov tshuaj catalyststswj qhov kev ua no kom meej, txiav txim siab:
- Tus nqi nthuav dav
- Lub sijhawm kho mob
- Cov qauv ntawm tes
- Cov khoom siv kawg
Hom Kev Rwb Thaiv Tsev Ua Npuas Ncauj
1. Ua Npuas Ncauj Qhib-Cell Tsuag
Cov yam ntxwv:
- Qhov ceev qis dua (0.5 lb/ft³)
- Mos, yooj ywm qauv
- R-nqi ntawm li 3.5 ib nti
- Tso cai rau qee qhov vapor permeability
Cov Ntawv Thov Zoo Tshaj Plaws:
- Sab hauv phab ntsa qhov
- Daim ntawv thov qab nthab
- Cov kev xav tau ntawm kev tiv thaiv suab nrov
2. Ua Npuas Ncauj Kaw-Cell Tsuag
Cov yam ntxwv:
- Qhov ceev dua (1.7-2.0 lb/ft³)
- Cov qauv ruaj khov
- R-nqi ntawm 6.0-7.0 ib nti
- Kev thaiv dej noo zoo heev
- Ntxiv lub zog ntawm cov qauv
Cov Ntawv Thov Zoo Tshaj Plaws:
- Cov ntawv thov sab nraud
- Kev teeb tsa hauv qab qib
- Cov txheej txheem ru tsev
- Cov cheeb tsam dej nyab
Cov txiaj ntsig tseem ceeb ntawm kev txau ua npuas ncauj rwb thaiv tsev
1. Kev Siv Hluav Taws Xob Zoo Tshaj Plaws
- Txo cov pa tawm txog li 90% piv rau cov rwb thaiv tsev ib txwm muaj
- Tus nqi R siab dua ib nti dua li fiberglass lossis cellulose
- Tshem tawm cov thermal bridging
2. Kev Tswj Xyuas Dej Ntsws
- Ua haujlwm ua ib qho kev thaiv pa zoo (tshwj xeeb tshaj yog kaw-cell)
- Tiv taus pwm thiab mildew loj hlob
- Tiv thaiv kom tsis txhob muaj dej noo hauv cov qhov phab ntsa
3. Kev Txhim Kho Qauv
- Ua kom lub zog ntawm phab ntsa nce mus txog 300%
- Txhim kho kev tiv thaiv cua hlob
- Txhim kho qhov kev ruaj khov ntawm lub tsev
4. Kev Ua Haujlwm Mus Ntev
- Tsis khov kho los yog poob qis raws sijhawm
- Tswj tus nqi R thoob plaws nws lub neej
- Feem ntau kav ntev li lub sijhawm ntawm lub tsev
Lub Luag Haujlwm ntawmCov tshuaj catalystshauv SPF Production
Cov tshuaj catalysts zoo yog qhov tseem ceeb rau kev tsim cov tshuaj tsuag ua npuas ncauj rwb thaiv tsev uas ua haujlwm tau zoo thiab ruaj khov. Peb cov tshuaj catalysts MXC series muaj cov hauv qab no:
1. Kev Tswj Xyuas Qhov Tshwm Sim Tseeb:
- Kev sib npaug ntawm cov gel thiab cov tshuaj tiv thaiv tshuab
- Qhov zoo tshaj plaws ntawm kev nce siab
- Cov qauv cell sib xws
2. Kev Ua Haujlwm Zoo Dua:
- Cov yam ntxwv ntws zoo dua
- Kev nplaum zoo dua ntawm cov khoom siv
- Txo cov qhov tsis zoo ntawm qhov chaw
3. Cov txiaj ntsig ntawm kev ua tau zoo:
- Qhov ceev qis dua nrog lub zog tswj tau
- Kev ruaj khov thermal zoo dua
- Txo qhov friability
Cov Ntawv Thov Thoob Plaws Kev Lag Luam
Kev Tsim Kho Vaj Tse
- Kev rwb thaiv tsev tag nrho
- Kev kaw lub ru tsev
- Kev tiv thaiv dej hauv qab nthab
- Kev kho kom zoo nkauj ntawm qhov chaw nkag
Cov Tsev Lag Luam
- Cov tshuab rwb thaiv tsev ru tsev
- Cov chaw cia khoom txias
- Kev tswj qhov kub thiab txias hauv tsev rau khoom
- Cov ntawv xa ntawv hauv chaw ua haujlwm
Kev Siv Hauv Kev Lag Luam
- Cov tsheb thauj khoom thiab cov tsheb thauj khoom txias
- Kev rwb thaiv tsev ntawm cov kav dej
- Kev rwb thaiv tsev tank
- Cov tsev ua liaj ua teb
Kev Xav Txog Kev Teeb Tsa
Kev teeb tsa kom zoo yog qhov tseem ceeb rau kev ua haujlwm zoo tshaj plaws:
1. Kev Npaj Nto:
- Cov substrates huv si, qhuav
- Qhov kub thiab txias zoo (40-120°F)
- Kev npog thaj chaw nyob ib sab
2. Cov Txheej Txheem Siv:
- Kev siv lub tshuab tua hluav taws xob kom raug
- Qhov tuab ntawm daim ntawv hla kom raug
- Kev them nqi sib xws
3. Cov Cai Kev Nyab Xeeb:
- Cov khoom siv tiv thaiv tus kheej (PPE)
- Kev ua pa kom txaus
- Kev ntsuas kev nyab xeeb hluav taws
Kev Xav Txog Ib puag ncig
Cov rwb thaiv tsev niaj hnub no muaj ntau qhov zoo ntawm ib puag ncig:
1. Kev Txuag Hluav Taws Xob:
- Txo cov cua sov/txias los ntawm 30-50%
- Txo cov pa roj carbon ntawm cov tsev
2. Kev Siv Khoom Zoo:
- Nthuav kom puv qhov chaw kom tag nrho
- Cov khib nyiab tsawg kawg nkaus thaum lub sijhawm teeb tsa
3. Cov Qauv Uas Ruaj Khov:
- Muaj cov tshuab HFO-blown
- Cov qauv VOC txo qis
- Cov kev xaiv khoom siv rov ua dua tshiab
Vim li cas ho xaiv peb cov Catalysts rau koj qhov SPF ntau lawm?
Ua ib lub chaw tsim khoom polyurethane catalysts uas ntseeg siab tau, peb muab:
1. Kev Paub Txog Kev Siv Tshuab:
- Kev daws teeb meem catalyst tshwj xeeb
- Cov qauv tshwj xeeb rau daim ntawv thov
- Kev txhawb nqa kev txawj ntse thoob plaws hauv kev txhim kho
2. Kev Pov Hwm Zoo:
- Kev ua tau zoo ntawm cov khoom lag luam ib zaug mus rau ib zaug
- Cov txheej txheem kuaj mob nruj
- Cov ntawv pov thawj zoo thoob ntiaj teb
3. Kev Ua Thawj Coj Tshiab:
- Kev nqis peev R&D tas mus li
- Kev siv tshuab catalyst tiam tom ntej
- Kev tsim cov kev daws teeb meem ruaj khov
Xaus lus
Cov tshuaj tsuag ua npuas ncauj yog tus qauv kub hauv kev siv tshuab rwb thaiv tsev, muab kev txuag hluav taws xob zoo tshaj plaws, kaw cua, thiab tswj cov dej noo. Qhov zoo ntawm cov polyurethane catalysts siv hauv kev tsim khoom cuam tshuam ncaj qha rau cov yam ntxwv kev ua tau zoo ntawm cov khoom SPF kawg.
Rau cov chaw tsim khoom uas xav tsim cov tshuaj tsuag ua npuas dej zoo tshaj plaws, peb cov catalysts MXC series muab cov hauv qab no:
- Kev tswj hwm cov tshuaj tiv thaiv tseeb
- Cov yam ntxwv ua tau zoo heev
- Cov txiaj ntsig zoo sib xws, zoo
- Cov qauv tsim tau
Tiv tauj peb pab neeg kev tshaj lij hnub no los tham txog seb peb cov catalysts tuaj yeem txhim kho koj cov khoom siv rwb thaiv tsev ua npuas dej li cas thiab pab koj ua kom tau raws li qhov xav tau ntawm kev daws teeb meem rwb thaiv tsev zoo.
Lub sijhawm tshaj tawm: Plaub Hlis-16-2025