UV photopolymerization, tseem hu ua radiation curing lossis UV curing, yog ib txoj kev siv tshuab uas hloov pauv cov txheej txheem tsim khoom rau yuav luag peb feem plaub ntawm ib puas xyoo. Cov txheej txheem tshiab no siv lub zog ultraviolet los tsav cov crosslinking hauv cov ntaub ntawv UV-formulated, xws li inks, coatings, adhesives, thiab extrusions.
Ib qho ntawm cov txiaj ntsig tseem ceeb ntawm UV curing yog nws lub peev xwm los tsim cov khoom siv zoo heev nrog kev teeb tsa ceev ceev, me me. Qhov no txhais tau tias cov khoom siv tuaj yeem hloov pauv los ntawm lub xeev ntub, kua mus rau lub xeev khov, qhuav yuav luag tam sim ntawd. Qhov kev hloov pauv sai no ua tiav yam tsis tas yuav siv cov kua nqa, uas feem ntau siv rau hauv cov dej ib txwm muaj thiab cov kuab tshuaj.
Tsis zoo li cov txheej txheem ziab ib txwm muaj, UV curing tsis yog tsuas yog ua kom cov khoom qhuav xwb. Hloov chaw, nws dhau los ntawm kev tshuaj lom neeg uas tsim cov kev sib txuas ruaj khov thiab ntev ntawm cov molecules. Qhov no ua rau cov khoom siv uas muaj zog heev, tiv taus kev puas tsuaj los ntawm tshuaj lom neeg thiab huab cua, thiab muaj cov yam ntxwv zoo xws li qhov nyuaj thiab tsis yooj yim plam.
Qhov sib txawv, cov qauv dej thiab cov kuab tshuaj ib txwm siv cov kua dej los pab txhawb kev siv cov khoom siv rau ntawm qhov chaw. Thaum siv lawm, cov kua dej yuav tsum tau ua kom qhuav los yog siv cov qhov cub thiab cov qhov ziab uas siv zog ntau. Cov txheej txheem no tuaj yeem tso cov khoom seem uas yooj yim khawb, puas tsuaj, thiab puas tsuaj los ntawm tshuaj lom neeg.
Kev siv UV kho kom qhuav muaj ntau yam zoo dua li cov txheej txheem ziab ib txwm muaj. Ib qho yog nws tshem tawm qhov xav tau qhov cub thiab qhov av ziab uas siv hluav taws xob ntau, txo kev siv hluav taws xob thiab kev cuam tshuam rau ib puag ncig. Tsis tas li ntawd, kev siv UV kho kom qhuav tshem tawm qhov xav tau cov organic compounds (VOCs) thiab cov pa phem hauv huab cua (HAPs), ua rau nws yog ib qho kev xaiv zoo dua rau ib puag ncig.
Hauv kev xaus lus, UV curing yog ib qho thev naus laus zis zoo heev thiab muaj txiaj ntsig zoo uas muaj ntau yam txiaj ntsig rau cov chaw tsim khoom. Nws lub peev xwm los tsim cov khoom zoo nrog kev ceev thiab kev ua haujlwm raug ua rau nws yog qhov kev xaiv zoo tshaj plaws rau ntau yam lag luam. Los ntawm kev siv lub zog ntawm UV curing, cov chaw tsim khoom tuaj yeem tsim cov khoom siv nrog kev ua tau zoo dua, zoo nkauj, thiab ruaj khov, thaum tseem txo lawv cov kev cuam tshuam rau ib puag ncig.
Lub sijhawm tshaj tawm: Lub Rau Hli-04-2024
