Ua npuas polyurethane ruaj khov yog cov khoom siv tseem ceeb hauv ntau yam lag luam, tshwj xeeb tshaj yog hauv kev tsim kho, tub yees, thiab tsheb, vim nws cov khoom siv rwb thaiv tsev zoo heev thiab lub zog ntawm cov qauv. Ua tus neeg muab khoom ntawm kev ua tau zoocov tshuaj polyurethane catalysts, peb zoo siab los qhia txog Catalyst193, ib qho catalyst tshwj xeeb uas tsim los ua kom zoo dua qhov kev tsim khoom thiab kev ua tau zoo ntawm cov ua npuas polyurethane tawv.
Nkag Siab Txog Kev Ua Npuas Ncauj Polyurethane Rigid
Cov ua npuas ncauj polyurethane ruaj khov yog tus yam ntxwv los ntawm nws cov qauv kaw-cell, uas muab kev rwb thaiv tsev zoo heev, lub zog kho tshuab, thiab kev ruaj khov ntawm qhov ntev. Cov yam ntxwv no ua rau nws yog cov khoom siv zoo tshaj plaws rau kev rwb thaiv tsev, cov chaw txias, thiab lwm yam kev siv uas tswj qhov kub thiab txias thiab kev ua haujlwm zoo yog qhov tseem ceeb. Kev tsim cov ua npuas ncauj ruaj khov zoo xav tau kev tswj hwm meej ntawm cov tshuaj lom neeg cuam tshuam, uas yog qhov chaw Catalyst193 ua lub luag haujlwm tseem ceeb.
Lub Luag Haujlwm ntawm Catalyst193
Cov tshuaj catalyst193 yog tsim tshwj xeeb los pab txhawb kev tsim cov ua npuas polyurethane tawv los ntawm kev ua kom cov tshuaj tiv thaiv ntawm isocyanates thiab polyols sai dua. Cov tshuaj tiv thaiv tshuaj tseem ceeb uas koom nrog kev tsim cov ua npuas polyurethane yog cov tshuaj tiv thaiv polymerization thiab cov tshuaj tiv thaiv tshuab.
1. Kev Ua Kom Muaj PolymerizationQhov no yog qhov kev sib xyaw ntawm isocyanate thiab polyol, ua rau muaj kev sib txuas ntawm urethane, uas yog tus txha nraub qaum ntawm polyurethane polymer. Catalyst193 txhawb nqa qhov kev ua tshuaj no, ua kom ntseeg tau tias cov saw hlau polymer tsim sai thiab tsis tu ncua.
2. Kev Tawm Tsam TshuabQhov no cuam tshuam txog kev sib xyaw ntawm isocyanates nrog dej los tsim cov pa roj carbon dioxide, uas tsim cov qauv cellular ntawm cov ua npuas ncauj. Catalyst193 kuj pab txhawb rau qhov kev tshuaj tiv thaiv no, ua kom cov pa roj tsim tawm sib npaug, ua rau muaj qhov loj me thiab kev faib tawm hauv cov ua npuas ncauj.
Txhim kho cov khoom ua npuas ncauj
Kev ua haujlwm ntawm Catalyst193 hauv kev txhawb nqa cov kev tshuaj tiv thaiv no ua rau muaj ntau qhov txiaj ntsig tseem ceeb rau cov ua npuas polyurethane khov kho:
- Kev rwb thaiv cua sov zoo duaLos ntawm kev ua kom muaj cov qauv kaw-cell sib xws,193 pab tsim cov ua npuas dej uas muaj cov khoom rwb thaiv cua sov zoo heev, ua rau nws muaj txiaj ntsig zoo rau kev siv hluav taws xob.
- Kev Ncaj Ncees ntawm Cov Qauv: Qhov kev ua kom polymerization sai thiab sib xws txhawb nqa los ntawm193 ua rau muaj ua npuas dej nrog lub zog kho tshuab zoo dua thiab kev nruj, qhov tseem ceeb rau kev siv khoom thauj.
- Kev Ruaj Ntseg ntawm Qhov Ntev: Catalyst193 pab ua kom ua npuas ncauj nrog qhov tsawg kawg nkaus shrinkage thiab qhov ruaj khov siab, qhov tseem ceeb rau kev tswj hwm kev ua kom zoo ntawm kev rwb thaiv tsev hauv kev tsim kho thiab kev txias dhau sijhawm.
Cov Txheej Txheem Thov
Hauv cov txheej txheem tsim khoom, CatalystFeem ntau 193 yog sib xyaw nrog cov khoom polyol ua ntej sib xyaw nrog cov isocyanate. Qhov kev sib xyaw ua ntej no ua kom ntseeg tau tias cov catalyst tau faib sib npaug thoob plaws hauv polyol, ua rau muaj kev sib xyaw ua ke thaum cov khoom sib xyaw ua ke. Tom qab ntawd cov tshuaj sib xyaw ua ke raug nchuav lossis txhaj rau hauv cov pwm lossis rau ntawm qhov chaw, qhov twg cov ua npuas dej tsim thiab kho sai.
Xaus lus
Cov tshuaj catalyst193 sawv cev rau kev nce qib tseem ceeb hauv kev tsim cov ua npuas polyurethane tawv, muab kev tswj hwm zoo dua rau cov tshuaj tiv thaiv tseem ceeb uas txiav txim siab cov khoom ntawm cov ua npuas. Los ntawm kev ua kom nrawm dua ob qho tib si polymerization thiab tshuab cov tshuaj tiv thaiv,193 ua kom ntseeg tau tias cov ua npuas dej zoo nrog kev rwb thaiv tsev zoo dua, lub zog kho tshuab, thiab qhov ntev ruaj khov. Raws li kev lag luam txuas ntxiv xav tau cov ntaub ntawv uas muab kev siv hluav taws xob zoo thiab kev ntseeg siab ntawm cov qauv, Catalyst193 sawv tawm ua ib qho tseem ceeb hauv kev ua kom tau raws li cov kev xav tau no, tsav tsheb tsim kho tshiab hauv kev lag luam polyurethane ua npuas ncauj.
Lub sijhawm tshaj tawm: Lub Rau Hli-26-2024