Carbon fiber yana da halaye na babban ƙarfi da nauyi mai sauƙi, kuma kayan haɗin gwiwa tare da polymer sun dace sosai don sararin samaniya, masana'antar kera motoci, ruwan injin injin iska da kayan wasanni.Duk da haka, irin waɗannan kayan haɗin gwiwar za su yi kasa a cikin bala'i ba tare da gargadi ba, kama da rushewar yumbu.
Kwanan nan, masu bincike daga Oak Ridge National Laboratory da Virginia Tech da Jami'ar Jihar sun kirkiro wata dabara kuma suka buga ta a cikin Journal of Composites Science and Technology.Ta hanyar ƙara nano-TiO2 kawai, zai iya ba da gargaɗin farko na asarar inganci.
Kayayyakin haɗin fiber na Carbon, musamman kayan haɗaɗɗun abubuwan da suka dogara da resin epoxy, suna da saurin lalacewa lokacin da haɗin ke tsakanin fiber da matrix ya gaza.Idan babu alamun gargadi na waje, karaya kwatsam na iya faruwa, wanda ke iyakance amfanin waɗannan kayan haɗin gwiwar a aikace-aikacen tsari.Mutane suna binciko hanyoyi daban-daban don saka idanu kan daidaiton tsari na abubuwan haɗin fiber carbon, kamar saka kayan piezoresistive a cikin kayan, wanda ke canza juriya tare da iri.Kayayyakin Piezoresistive na iya canza nau'in inji zuwa siginar lantarki, waɗanda na'urori masu auna firikwensin za su iya gano su don saka idanu kan lafiyar tsarin kayan haɗin gwiwa.
Masu bincike sun haɗa TiO2Nano titanium dioxidenanoparticles a cikin rufin polymer ko girman filayen carbon don yin kayan aikin piezoresistive daidai rarraba cikin kayan haɗin gwiwa.Yawanci ana amfani da sizing don carbonized fiber fiber carbon, don haka yana da sauƙin sarrafawa da amfani da haɗawa tare da matrix, kuma a ƙarshe ya kafa ikon fahimtar iri a cikin wannan tsari.Lokacin da aka kawar da matsa lamba, juriya ya zama sifili, kuma lokacin da aka haifar da matsa lamba, juriya yana ƙaruwa.Tabbas, adadin adadin nanoparticles TiO2 da aka ƙara yana buƙatar sarrafawa, tsayin daka mai yawa zai rage ƙarfin kayan haɗin gwiwa, kuma ƙari mai dacewa zai haɓaka aikin damping (ƙwaƙwalwar girgiza da buffering) na kayan.
Kamfanin Hongwu yana samar da Nano titanium dioxide kamar haka:
1. Anatase TiO2, girman 10nm, 30-50nm.99%+
2. Rutile TIO2, girman 10nm, 30-50nm, 100-200nm.99%+
Da fatan za a ji daɗin tuntuɓar mu don kowace tambaya.
Lokacin aikawa: Agusta-03-2021