Ua Npuas Ncauj Polyurethane Tsuag (SPF) yog ib yam khoom siv rwb thaiv tsev uas siv tau ntau yam thiab ua haujlwm tau zoo heev, siv dav hauv cov tsev nyob thiab cov tsev lag luam. Tau 50 xyoo dhau los, SPF tau dhau los ua ib qho kev xaiv zoo rau kev rwb thaiv tsev ntau yam qauv vim nws cov khoom siv thermal zoo heev thiab yooj yim siv. Cov tshuaj polyurethane catalysts zoo liMXC-T, MXC-C15, thiab MXC-37 ua lub luag haujlwm tseem ceeb hauv kev tsim cov SPF, txhim kho nws cov kev ua tau zoo thiab ua kom muaj txiaj ntsig zoo tshaj plaws hauv cov haujlwm rwb thaiv tsev.
Vim li cas SPF yog Cov Khoom Siv Rwb Thaiv Tsev Zoo Tshaj Plaws
SPF muaj npe nrov rau nws qhov R-tus nqi siab, uas yog qhov ntsuas ntawm kev tiv taus cua sov, uas qhia txog nws cov peev xwm rwb thaiv tsev zoo tshaj plaws. Qhov R-tus nqi siab no tso cai rau SPF kom txo qis kev hloov pauv cua sov, ua rau cov tsev siv hluav taws xob ntau dua los ntawm kev tswj hwm qhov kub thiab txias hauv tsev. Qhov kev ua haujlwm zoo no txhais tau tias txo cov nqi hluav taws xob, uas yog qhov txiaj ntsig zoo rau cov tswv tsev thiab cov lag luam.
Cov kev siv ntawm SPF hauv kev rwb thaiv tsev
Ib qho ntawm cov kev siv tseem ceeb ntawm SPF yog nyob rau hauv kev rwb thaiv tsev thaj chaw loj, xws li phab ntsa hauv paus thiab cov ru tsev. Nws lub peev xwm los nthuav dav thaum siv ua rau nws tuaj yeem npog cov chaw dav dav yam tsis muaj teeb meem, sau cov qhov sib txawv thiab cov kab nrib pleb uas lwm cov ntaub ntawv rwb thaiv tsev yuav tsis pom.'Qhov kev hloov pauv ntau yam kuj ua rau nws tsim nyog rau cov ntawv thov uas tsom mus rau ntau yam, xws li kev rwb thaiv tsev ntawm cov qhov rooj thiab qhov rai. Qhov kev rwb thaiv tsev no yog qhov tseem ceeb rau kev tiv thaiv cua ntsawj thiab txhim kho kev siv hluav taws xob tag nrho hauv lub tsev.
Cov txiaj ntsig ntxiv ntawm SPF
Ntxiv rau nws cov khoom siv rwb thaiv cua sov, SPF muaj ntau yam zoo ntxiv. Nws tiv taus dej noo zoo heev, ua rau nws yog qhov kev xaiv zoo tshaj plaws rau thaj chaw uas muaj dej noo lossis dej ntau. Qhov kev tiv thaiv no pab tiv thaiv kev loj hlob ntawm pwm, uas yog qhov teeb meem tshwm sim hauv ntau lub tsev, yog li ua rau muaj ib puag ncig zoo hauv tsev. Tsis tas li ntawd, SPF rwb thaiv tsev muaj kev ruaj khov zoo, txhais tau tias nws khaws nws cov duab thiab kev ua haujlwm zoo dhau sijhawm yam tsis muaj kev puas tsuaj loj.
SPF kuj tseem raug qhuas vim nws yooj yim siv. Nws tuaj yeem siv tau sai thiab zoo, lo rau ntau qhov chaw, suav nrog ntoo, pob zeb, thiab hlau. Qhov yooj yim siv, ua ke nrog nws qhov kev ua tau zoo, ua rau SPF yog cov khoom siv rwb thaiv tsev txhim khu kev qha thiab ua haujlwm tau zoo.
Xaus lus
Xaus lus, Tshuaj tsuag Polyurethane Ua Npuas Ncauj, txhawb nqa los ntawm cov catalysts xws li MXC-T, MXC-C15, thiabMXC-37, yog ib yam khoom siv rwb thaiv tsev zoo heev uas muaj ntau yam kev siv. Nws tus nqi R siab, tiv taus dej noo, thiab yooj yim siv ua rau nws yog qhov kev xaiv zoo tshaj plaws rau ob qho tib si cov haujlwm rwb thaiv tsev loj thiab cov haujlwm tshwj xeeb. Thaum cov tsev txuas ntxiv muab qhov tseem ceeb rau kev siv hluav taws xob zoo thiab kev ruaj khov, SPF tseem yog ib qho kev sib tw saum toj kawg nkaus hauv kev lag luam rwb thaiv tsev.
Lub sijhawm tshaj tawm: Lub Yim Hli-27-2024