Cov tshuaj polyurethane catalystsua lub luag haujlwm tseem ceeb hauv kev tsim cov polyurethane ua npuas ncauj, elastomers, coatings, adhesives, thiab sealants. Ntawm cov catalysts no, T-125 yog ib qho kev xaiv tseem ceeb, tshwj xeeb tshaj yog hauv kev tsim cov polyurethane ua npuas ncauj. Tsab xov xwm no delves rau hauv cov yam ntxwv ntawm T-125 thiab tshawb nrhiav nws cov ntsiab cai siv hauv polyurethane ua npuas ncauj.
Cov yam ntxwv ntawm T-125
T-125 yog ib qho tshuaj amine catalyst uas muaj txiaj ntsig zoo uas paub txog nws qhov kev ua tau zoo heev hauv kev tsim cov polyurethane ua npuas ncauj. Nov yog qee cov yam ntxwv tseem ceeb ntawm T-125:
1. Cov qauv raws li AmineT-125 yog ib qho amine catalyst, uas txhais tau tias nws muaj cov nitrogen atoms uas muaj zog heev hauv polyurethane formulations. Cov qauv no ua rau cov catalyst muaj peev xwm txhawb cov tshuaj tiv thaiv uas xav tau rau polyurethane tsim.
2. Kev Ua Haujlwm Sib NpaugIb qho ntawm cov yam ntxwv tseem ceeb ntawm T-125 yog nws qhov kev ua haujlwm sib npaug. Nws muab qhov sib npaug zoo ntawm cov tshuaj gelling thiab blowing, uas yog qhov tseem ceeb hauv kev tsim ua npuas ncauj. Qhov sib npaug no ua kom cov qauv ua npuas ncauj ruaj khov thiab sib xws.
3. Kho saiT-125 paub txog nws cov khoom kho sai. Qhov no ua rau lub sijhawm ua tiav sai dua, ua rau nws zoo tagnrho rau cov ntawv thov uas qhov ceev thiab kev ua haujlwm zoo yog qhov tseem ceeb.
4. Cov Pa Pa TsawgKev nyab xeeb ib puag ncig thiab kev noj qab haus huv yog qhov kev txhawj xeeb loj hlob hauv kev lag luam. T-125 muaj cov pa phem tsawg, ua rau nws yog qhov kev xaiv zoo rau ib puag ncig piv rau qee cov tshuaj catalysts lwm yam.
Daim Ntawv Thov Txoj Cai ntawmT-125nyob rau hauv Rigid Polyurethane
Cov ua npuas polyurethane ruaj khov siv dav hauv kev rwb thaiv tsev, kev tsim kho, tub yees, thiab ntau yam kev siv uas xav tau kev tiv thaiv thermal siab thiab kev ua haujlwm ruaj khov. Daim ntawv thov ntawm T-125 hauv polyurethane ruaj khov muaj ntau lub hauv paus ntsiab lus tseem ceeb:
1. Kev ua kom cov tshuaj tiv thaiv Isocyanate-PolyolT-125 ua kom cov tshuaj tiv thaiv ntawm isocyanates thiab polyols sai dua, ob lub ntsiab lus tseem ceeb ntawm polyurethane. Cov tshuaj tiv thaiv no tsim cov kev sib txuas urethane uas tsim cov polymer network ntawm cov ua npuas ncauj.
2. Kev Tswj Xyuas Gelling thiab BlowingT-125 tswj tau ob qho kev sib xyaw ua ke thiab kev sib xyaw ua ke. Kev sib xyaw ua ke pab txhawb rau kev tsim cov polymer network, thaum kev sib xyaw ua ke tsim cov roj uas tsim cov qauv cellular ntawm lub npuas dej. Qhov kev sib xyaw ua ke ntawm T-125 ua kom ntseeg tau tias cov kev sib xyaw ua ke no tshwm sim sib haum xeeb, ua rau muaj cov npuas dej uas muaj qhov loj me thiab cov qauv sib xws.
3. Cov Khoom Ua Npuas Uas Zoo DuaKev siv T-125 ua rau cov ua npuas polyurethane tawv nrog cov khoom zoo heev. Cov no suav nrog lub zog compressive siab, kev rwb thaiv tsev zoo heev, thiab kev ruaj khov ntawm qhov ntev. Kev ua haujlwm ntawm cov catalyst ua kom ntseeg tau tias cov ua npuas tswj hwm nws qhov kev ncaj ncees nyob rau hauv ntau yam xwm txheej ib puag ncig.
4. Cov Kev Ua Haujlwm Zoo Tshaj Plaws: T-125 tso cai rau kev ua haujlwm zoo tshaj plaws, txo qhov xav tau cov catalysts lossis cov khoom ntxiv. Qhov no ua rau cov txheej txheem tsim khoom yooj yim dua thiab txhim kho kev ua haujlwm ntau lawm.
Xaus lus, T-125 yog ib qho tshuaj amine ua haujlwm tau zoo heev uas pab txhawb rau kev tsim cov polyurethane ua npuas ncauj zoo. Nws cov tshuaj tiv thaiv sib npaug, cov khoom kho sai, thiab cov pa phem tsawg ua rau nws yog qhov kev xaiv zoo tshaj plaws rau ntau yam kev siv hauv kev lag luam. Los ntawm kev ua kom cov tshuaj tiv thaiv tseem ceeb hauv kev tsim polyurethane sai dua, T-125 ua kom ntseeg tau tias cov npuas ncauj ua kom muaj kev ua tau zoo dua, ua tau raws li qhov xav tau ntawm kev rwb thaiv tsev thiab kev siv cov qauv.
Lub sijhawm tshaj tawm: Lub Xya Hli-03-2024