Masu bincike sun gano cewa gyare-gyare na epoxy acrylate (EA) tare da tsaka-tsakin da aka ƙare na carboxyl yana ƙara sassaucin fim din kuma yana rage danko na resin. Binciken ya kuma tabbatar da cewa albarkatun da ake amfani da su ba su da tsada kuma a shirye suke.
Epoxy acrylate (EA) a halin yanzu shine mafi yawan amfani da UV-curable oligomer saboda ɗan gajeren lokacin warkarwa, babban taurin sutura, ingantaccen kayan inji, da kwanciyar hankali na thermal. Don magance matsalolin babban brittleness, rashin sassaucin ra'ayi, da babban danko na EA, UV-curable epoxy acrylate oligomer tare da ƙananan danko da babban sassauci an shirya kuma an yi amfani da su zuwa kayan shafa na UV. Carboxyl ya ƙare tsaka-tsakin da aka samu ta hanyar amsawar anhydride da diol an yi amfani da shi don gyara EA don inganta sassauci na fim din da aka warke, kuma an daidaita daidaituwa ta hanyar tsayin sarkar carbon na diols.
Saboda fitattun kaddarorin su, resins epoxy sun fi amfani da su a cikin masana'antar shafa fiye da kowane nau'in ɗaure. A cikin sabon littafin magana "Epoxy Resins", marubutan Dornbusch, Kristi da Rasing sun bayyana mahimman abubuwan sunadarai na rukunin epoxy kuma suna amfani da ƙayyadaddun ƙayyadaddun tsari don yin bayanin amfani da epoxy da phenoxy resins a cikin kayan masana'antu - gami da kariya ta lalata, rufin bene, kayan kwalliyar foda da kayan kwalliya na ciki.
An rage dankon guduro ta hanyar maye gurbin E51 tare da binary glycidyl ether. Idan aka kwatanta da EA wanda ba a canza shi ba, danko na resin da aka shirya a cikin wannan binciken yana raguwa daga 29800 zuwa 13920 mPa s (25 ° C), kuma sassaucin fim ɗin da aka warke yana ƙaruwa daga 12 zuwa 1 mm. Idan aka kwatanta da EA da aka gyara na kasuwanci, kayan albarkatun da aka yi amfani da su a cikin wannan binciken suna da ƙananan farashi kuma suna da sauƙin samuwa tare da yanayin zafi a ƙasa 130 ° C, ta yin amfani da tsari mai sauƙi, kuma babu kwayoyin kaushi.
An buga wannan binciken a cikin Journal of Coatings Technology and Research, Volume 21, a cikin Nuwamba 2023.
Lokacin aikawa: Fabrairu-27-2025
