Lalacewar nazarin halittun ruwa na iya haifar da lahani ga kayan aikin injiniyan ruwa, rage rayuwar kayan aiki, da haifar da munanan asarar tattalin arziƙi da munanan hatsarori.Aiwatar da suturar da aka yi amfani da su don kawar da lalata shine maganin gama gari ga wannan matsala.Yayin da kasashe a duniya ke kara mai da hankali kan kariyar muhalli, lokacin da aka kayyade gaba dayan hana amfani da magungunan kashe kwayoyin cuta na organotin ya zama tabbataccen lokaci.Samar da sabbin magunguna masu inganci da kuma amfani da nano-level antifouling agents sun zama abu mafi muhimmanci ga masu binciken fenti na ruwa a kasashe daban-daban.
1) Titanium jerin Nano anticorrosive shafi
a) Nano kayan kamarnano titanium dioxidekumanano zinc oxideamfani da titanium nano anticorrosive coatings za a iya amfani da matsayin antibacterial jamiái da cewa ba mai guba ga jikin mutum, da fadi da antibacterial kewayon, kuma suna da kyau thermal kwanciyar hankali.Abubuwan da ba na ƙarfe ba da rigunan da ake amfani da su a cikin ɗakunan jiragen ruwa galibi suna fuskantar zafi da ƙananan wurare a cikin yanayin da ke cikin sauƙin gurɓatacce, musamman ma a cikin wuraren da ke ƙarƙashin ruwa da na wurare masu zafi, kuma suna da saurin kamuwa da girma da gurɓata.Ana iya amfani da tasirin ƙwayoyin cuta na nanomaterials don shirya sabbin kayan aiki na rigakafi da kayan aikin rigakafi da kayan kwalliya a cikin gida.
b) Nano titanium foda a matsayin inorganic filler iya inganta inji Properties da lalata juriya na epoxy guduro.Foda na nano-titanium da aka yi amfani da shi a gwajin yana da girman barbashi na ƙasa da 100nm.Sakamakon gwajin ya nuna cewa an inganta juriyar lalata na epoxy-gyara nano-titanium foda shafi da polyamide-gyara nano-titanium foda shafi an inganta ta 1-2 Magnitude.Inganta aikin gyaran guduro na epoxy da tsarin watsawa.Ƙara 1% gyara nano titanium foda zuwa epoxy resin don samun gyaran nano titanium foda.Sakamakon gwajin EIS ya nuna cewa madaidaicin madaidaicin ƙarancin ƙarshen murfin ya kasance a 10-9Ω.cm ~ 2 bayan nutsewa don 1200h.Yana da oda 3 na girma sama da epoxy varnish.
2) Nano zinc oxide
Nano-ZnO abu ne da ke da kyawawan kaddarori iri-iri kuma an yi amfani da shi sosai a fagage da yawa.Yana da kyawawan kaddarorin antibacterial akan ƙwayoyin cuta.Ana iya amfani da wakilin haɗin haɗin gwiwa na titanate HW201 don gyara saman nano-ZnO.Ana amfani da kayan aikin nano da aka gyara azaman masu cikawa a cikin tsarin suturar resin epoxy don shirya nau'ikan nano-marine antifouling coatings tare da tasirin bactericidal.Ta hanyar bincike, an gano cewa an inganta rarrabawar nano-ZnO, CNT da graphene da aka gyara.
3) Nanomaterials na tushen Carbon
Carbon nanotubes (CNT)da graphene, a matsayin kayan aikin carbon da ke fitowa, suna da kyawawan kaddarorin, ba su da guba, kuma ba sa gurbata yanayi.Dukansu CNT da graphene suna da kaddarorin ƙwayoyin cuta, kuma CNT kuma na iya rage ƙayyadaddun kuzarin saman rufin.Yi amfani da wakilin haɗin gwiwar silane KH602 don canza yanayin CNT da graphene don haɓaka kwanciyar hankali da rarrabawa a cikin tsarin sutura.An yi amfani da gyare-gyaren nano-materials azaman masu cikawa don haɗawa cikin tsarin suturar resin epoxy don shirya nau'ikan nano-marine antifouling coatings tare da tasirin bactericidal.Ta hanyar bincike, an gano cewa an inganta rarrabawar nano-ZnO, CNT da graphene da aka gyara.
4) Anticorrosive da antibacterial harsashi core nanomaterials
Yin amfani da super antibacterial Properties na azurfa da porous harsashi tsarin na silica, zane da kuma taro na core-harsashi tsarin nano Ag-SiO2;bincike a kan tushen da kwayoyin kinetics, bactericidal inji da anti-lalata aiki, daga cikin abin da azurfa core Girman ne 20nm, kauri na nano-silica harsashi Layer ne game da 20-30nm, da antibacterial sakamako a bayyane yake, da kuma aikin farashi ya fi girma.
5) Nano cuprous oxide antifouling abu
Cukurous oxide CU2Owakili ne na antifouling tare da dogon tarihin aikace-aikace.Matsakaicin sakin nano-sized cuprous oxide ya tsaya tsayin daka, wanda zai iya inganta aikin antifouling na shafi.Yana da kyau mai kyau anti-lalata rufi ga jiragen ruwa.Wasu masana har sun yi hasashen cewa nano cuprous oxide na iya yin maganin gurɓataccen yanayi a cikin muhalli.
Lokacin aikawa: Afrilu-27-2021