UV wani nau'i ne na sutura wanda zai iya saurin warkewa a cikin fim a cikin 'yan dakiku a ƙarƙashin hasken ultraviolet (UV).Ana jujjuya murfin UV ta atomatik kuma ana fesa shi akan allon kayan daki ta injina da kayan aiki.Ƙarƙashin hasken ultraviolet, yana inganta bazuwar mai ƙaddamarwa, yana haifar da radicals kyauta, yana haifar da amsawar guduro, kuma nan da nan yana ƙarfafawa cikin fim ba tare da juzu'i ba.Saboda haka, ya fi dacewa, kore da kuma kare muhalli.
Karkashin yanayin ruwan sha na gaba daya, ana samun nasarar amfani da kayan kwalliyar UV na Waterborne a cikin itace, robobi, bugu, sinadarai na yau da kullun da sauran fannonin saboda kyawun muhallinsu da kyakkyawan gini.Raw kayan suna taka muhimmiyar rawa.Ci gaba da ƙira na aikin, halaye da kuma aikace-aikacen mafita na rufin ruwa yana inganta tsarin resin hydration.
1 epoxy acrylate / polyurethane acrylate tsarin hadawa
Photosensitive oligomer shine babban ɓangaren resin da aka warkar da UV, wanda ke ƙayyade ainihin kaddarorin maganin guduro.Duk nau'ikan resin matrix suna da fa'idodin da ba za a iya maye gurbinsu ba, amma babu makawa za su sami lahani.Misali, fim ɗin maganin resin epoxy yana da babban taurin, mannewa mai kyau, babban sheki da kyakkyawan juriya na sinadarai, amma yana da lahani na rashin sassauci.Wani misali shine guduro tushen polyurethane yana da kyawawan kaddarorin kamar juriya da juriya, amma juriyar yanayin sa bai isa ba.Masu bincike suna amfani da hanyoyin haɗakarwa ko haɗaɗɗen hanyoyi don haɗawa biyun, don daidaita ƙarancin guduro ɗaya da haɓaka tsarin tare da kyawawan halaye.
2 dendritic ko hyperbranched tsarin
Dendrimers UV masu warkewa na ruwa ko oligomers masu ƙarfi sabon nau'in polymers ne tare da sifa ko tsarin dendritic kuma babu haɗe tsakanin sarƙoƙi na ƙwayoyin cuta.Bugu da ƙari, tsarin polymer mai mahimmanci ya ƙunshi babban adadin ƙungiyoyin ƙarshe masu aiki.Waɗannan ƙungiyoyin ƙarshen aiki an canza su don daidaita kaddarorin polymer da amfani da shi zuwa takamaiman filayen.Idan aka kwatanta da polymers na layi tare da nauyin kwayoyin halitta iri ɗaya, hyperbranched oligomers suna da kyawawan kaddarorin irin su ƙananan narkewa, ƙananan danko, sauƙi mai narkewa da babban aiki.Su ne kayan aiki masu kyau don ruwa mai ɗaukar haske na warkar da resin matrix.Polyester na tushen ruwa wanda ya hada da polyhydroxy aikin aliphatic polyester kamar yadda ainihin zai iya rage ruwan dilution kuma yana nuna sakamako mai kyau na rage danko saboda ƙarancin ruwa mai kyau da ƙananan danko.
3 epoxy waken soya mai acrylate
Man waken soya na Epoxy yana da fa'idodin ƙarancin farashi, kariyar muhalli, dogon sarkar kwayoyin halitta da matsakaicin matsakaicin haɗin kai.Zai iya inganta mahimmancin sassauci da mannewa na sutura.A cikin 'yan shekarun nan, ya zama wurin bincike a fannin sutura a gida da waje.An sami nasarori masu kyau a cikin epoxy waken soya mai acrylate da gyaggyara epoxy waken soya mai acrylate UV free radical curing coatings a China.Kamfanin Cub a Amurka ya gudanar da ayyukan kasuwanci, kamar ebercy860.Hanyar hadawa na epoxy waken soya mai acrylate gabaɗaya ita ce hanyar gyaran gyare-gyare na rabin ester, wanda shine a tantance man waken soya epoxy tare da acrylic acid.
Lokacin aikawa: Mayu-25-2022