Cov graphite nthuav dav, tseem hu ua graphite yooj ywm lossis graphite kab, yog ib hom khoom siv carbon tshiab. Cov graphite nthuav dav muaj ntau yam zoo xws li thaj chaw loj tshwj xeeb, kev ua haujlwm siab ntawm qhov chaw, kev ruaj khov tshuaj lom neeg zoo thiab kev tiv taus kub siab. Cov txheej txheem npaj feem ntau siv ntawm cov graphite nthuav dav yog siv cov graphite flake ntuj ua cov khoom siv, ua ntej los tsim cov graphite nthuav dav los ntawm cov txheej txheem oxidation, thiab tom qab ntawd nthuav dav mus rau hauv cov graphite nthuav dav. Cov neeg kho hauv qab no ntawm Furuite Graphite piav qhia txog kev npaj thiab kev siv cov graphite nthuav dav:
1. Txoj kev npaj ntawm cov graphite nthuav dav
Feem ntau ntawm cov graphite nthuav dav siv cov tshuaj oxidation thiab electrochemical oxidation. Cov txheej txheem tshuaj oxidation ib txwm muaj yooj yim hauv cov txheej txheem thiab ruaj khov hauv qhov zoo, tab sis muaj teeb meem xws li pov tseg cov kua qaub thiab cov ntsiab lus sulfur siab hauv cov khoom. Cov txheej txheem electrochemical tsis siv cov tshuaj oxidant, thiab cov kua qaub tuaj yeem rov ua dua thiab rov siv dua ntau zaus, nrog rau kev ua qias tuaj ib puag ncig me ntsis thiab tus nqi qis, tab sis cov txiaj ntsig qis, thiab cov kev xav tau rau cov khoom siv electrode yog qhov siab. Tam sim no, nws tsuas yog txwv rau kev tshawb fawb hauv chaw kuaj mob. Tsuas yog rau cov txheej txheem oxidation sib txawv, cov kev kho mob tom qab xws li deacidification, dej ntxuav thiab ziab yog tib yam rau ob txoj kev no. Ntawm lawv, cov txheej txheem tshuaj oxidation yog txoj kev siv dav tshaj plaws kom deb li deb, thiab cov thev naus laus zis tau paub tab thiab tau txhawb nqa dav thiab siv hauv kev lag luam.
2. Cov teb siv tau ntawm cov graphite nthuav dav
1. Kev siv cov ntaub ntawv kho mob
Cov ntaub qhwv kho mob ua los ntawm cov graphite nthuav dav tuaj yeem hloov feem ntau cov ntaub qhwv ib txwm muaj vim lawv muaj ntau yam zoo heev.
2. Kev siv cov ntaub ntawv tub rog
Kev sib tsoo graphite nthuav dav rau hauv micropowder muaj cov khoom tawg thiab nqus tau zoo rau cov nthwv dej infrared, thiab ua rau nws cov micropowder ua cov khoom siv tiv thaiv infrared zoo heev ua lub luag haujlwm tseem ceeb hauv kev sib ntaus sib tua optoelectronic hauv kev ua tsov rog niaj hnub no.
3. Kev siv cov ntaub ntawv tiv thaiv ib puag ncig
Vim tias cov graphite nthuav dav muaj cov yam ntxwv ntawm qhov ceev qis, tsis muaj tshuaj lom, tsis muaj kuab paug, yooj yim tuav, thiab lwm yam, thiab kuj muaj kev nqus zoo heev, nws muaj ntau yam kev siv hauv kev tiv thaiv ib puag ncig.
4. Cov ntaub ntawv kho mob
Cov ntaub ntawv carbon muaj kev sib raug zoo nrog tib neeg lub cev thiab yog cov khoom siv biomedical zoo. Ua ib hom khoom siv carbon tshiab, cov ntaub ntawv graphite nthuav dav muaj cov khoom nqus tau zoo heev rau cov macromolecules organic thiab biological, thiab muaj kev sib raug zoo biocompatibility zoo. , tsis muaj tshuaj lom, tsis muaj saj, tsis muaj kev phiv, muaj ntau yam kev cia siab rau daim ntawv thov hauv cov ntaub ntawv biomedical.
Cov khoom siv graphite uas nthuav dav tuaj yeem nthuav dav tam sim ntawd 150 ~ 300 npaug hauv qhov ntim thaum raug rau qhov kub siab, hloov pauv ntawm flake mus rau kab zoo li, ua rau muaj cov qauv xoob, qhov dej thiab nkhaus, thaj chaw loj dua, lub zog ntawm qhov chaw zoo dua, thiab muaj peev xwm ntxiv rau adsorb flake graphite. Cov graphite zoo li kab tuaj yeem ua tau nws tus kheej, yog li cov khoom siv muaj cov haujlwm ntawm kev tiv thaiv hluav taws, kev sib khi, kev nqus, thiab lwm yam, thiab muaj ntau yam kev siv hauv kev ua neej, tub rog, kev tiv thaiv ib puag ncig, thiab kev lag luam tshuaj lom neeg.
Lub sijhawm tshaj tawm: Lub Rau Hli-01-2022