Kev sib haum xeeb ntawmp-hydroxyacetophenonethiab polyols muaj ntau yam zoo hauv ntau yam kev siv. Nov yog qee qhov txiaj ntsig tseem ceeb:
Kev yaj tau:p-HydroxyacetophenoneNws muaj peev xwm yaj tau zoo heev hauv polyols, uas ua rau nws yooj yim rau kev sib xyaw rau hauv cov qauv. Nws tuaj yeem yaj tau yooj yim hauv ob qho tib si aqueous thiab non-aqueous polyol systems, ua rau muaj kev sib xyaw ua ke thiab kev faib tawm thoob plaws hauv cov khoom.
Kev ua haujlwm reactive: p-Hydroxyacetophenone muaj ib pawg reactive functional, pawg hydroxyl (OH), uas tuaj yeem koom nrog ntau yam tshuaj lom neeg. Qhov no ua rau nws sib xws nrog polyols, uas kuj muaj cov pab pawg hydroxyl. Qhov xwm txheej reactive ntawm p-hydroxyacetophenone ua rau nws koom nrog hauv kev sib txuas lus, ua rau muaj kev tsim cov polymer network nrog cov khoom zoo dua.
Cov txheej txheem kho tau duab:p-HydroxyacetophenoneFeem ntau siv ua tus photoinitiator hauv cov tshuab photocurable. Thaum raug rau UV lossis lub teeb pom kev, nws dhau los ntawm photolysis los tsim cov free radicals, uas pib polymerization lossis crosslinking reactions. Los ntawm kev sib txuas p-hydroxyacetophenone nrog polyols, nws muaj peev xwm tsim cov ntaub ntawv photocurable xws li coatings, adhesives, thiab cov khoom sib xyaw ua ke. Qhov sib xws ntawm p-hydroxyacetophenone thiab polyols ua kom muaj kev ua haujlwm zoo photoinitiation thiab crosslinking, ua rau cov txheej txheem kho sai thiab tswj tau.
Cov khoom tiv thaiv kab mob: p-Hydroxyacetophenone muaj cov khoom tiv thaiv kab mob, uas tuaj yeem pab tau cov kab ke polyol. Cov txheej txheem oxidation tuaj yeem ua rau puas tsuaj thiab poob ntawm cov khoom siv dhau sijhawm. Los ntawm kev koom ua ke p-hydroxyacetophenone rau hauv polyols, cov haujlwm tiv thaiv kab mob pab tiv thaiv cov tshuaj tiv thaiv oxidation, khaws cia kev ncaj ncees thiab kev ua tau zoo ntawm cov khoom.
Kev Siv Tau Ntau Yam: Qhov sib xws ntawm p-hydroxyacetophenone thiab polyols ua rau muaj kev siv tau ntau yam hauv kev tsim cov khoom sib txawv. Nws tuaj yeem siv rau ntau yam kev siv, suav nrog polyurethane ua npuas ncauj, thermosetting resins, coatings, thiab cov khoom siv tu tus kheej. Lub peev xwm los sib xyaw p-hydroxyacetophenone nrog ntau yam polyols muab kev ywj pheej hauv kev kho cov khoom ntawm cov khoom kawg kom ua tau raws li cov kev xav tau tshwj xeeb.
Kev Ruaj Ntseg: Polyols paub txog lawv qhov kev ruaj khov, thiab qhov sib xws nrog p-hydroxyacetophenone tsis cuam tshuam rau lawv qhov kev ruaj khov. Kev ntxiv p-hydroxyacetophenone rau polyols tsis cuam tshuam rau lawv lub sijhawm khaws cia lossis ua rau puas tsuaj ua ntej lub sijhawm, ua kom ntseeg tau tias muaj kev ruaj khov mus sij hawm ntev ntawm cov khoom tsim.
Hauv kev xaus, qhov sib xws ntawm p-hydroxyacetophenone thiab polyols muaj cov txiaj ntsig xws li solubility, reactive functionality, photocurability, antioxidant properties, versatility, thiab stability. Cov txiaj ntsig no ua rau nws yog ib qho khoom muaj nqis hauv ntau yam kev siv, txhim kho kev ua tau zoo thiab cov khoom ntawm polyol-based systems.
Lub sijhawm tshaj tawm: Tsib Hlis-19-2023