Kushandiswa kweMembrane Filtration Technology muGraphene

Application of Membrane Filtration Technology in Graphene1

Graphene inonyanya kufarirwa inorganic zvinhu nguva pfupi yadarika, uye yakagamuchira kutariswa kwakanyanya mukuita transistors, mabhatiri, capacitors, polymer nanosynthesis, uye membrane kupatsanurwa.Zvinogoneka zvitsva zvemembrane zvinhu zvinogona kuve chizvarwa chinotevera chezvakanyanya membrane zvigadzirwa.

Zvimiro zveGraphene Oxide
Graphene oxide (GO) ifirimu rine mativi maviri-dimensional planar inoumbwa nechikamu chimwe chete chemaatomu ecarbon.Kuumbwa kwemakemikari ayo anonyanya kuumbwa nekabhoni atomu uye polar oksijeni-ine mapoka anoshanda.GO imhaka yerudzi rweokisijeni-ine inoshanda mapoka.Uye kugovera kusina kujeka kunoita kuti chimiro chayo chemolecular ive nharo.Pakati pavo, iyo Lerf-Klinowski chimiro modhi inozivikanwa zvakanyanya, uye zvinogumiswa kuti kune matatu makuru anoshanda mapoka muGO, anoti hydroxyl uye epoxy mapoka ari pamusoro, uye ayo ari kumucheto.carboxyl.

GO ine maviri-dimensional planar chimiro chakafanana negraphene.Misiyano ndeyokuti GO inotanga nhamba yakawanda yepolar oksijeni-ine mapoka anoshanda pamusoro pekabhoni skeleton nekuda kwe oxidation, yakadai se -O-, -COOH, -OH, nezvimwewo Kuvapo kwemapoka ekushanda kunowedzera kuoma kwe iyo GO chimiro.Iwo GO layers akabatanidzwa nenhamba huru yehydrogen zvisungo, uye maviri-dimensional planar chimiro chakabatana neakasimba covalent zvisungo, izvo zvinoita kuti ive yakanyanya hydrophilic.GO yaimboonekwa sechinhu chinonzi hydrophilic, asi GO inonyatso amphiphilic, ichiratidza shanduko kubva kuhydrophilic kuenda kuhydrophobic kubva kumucheto kuenda pakati.Iyo yakasarudzika chimiro cheGO inoipa yakakura chaiyo nzvimbo, yakasarudzika thermodynamics Iine yakanaka tsvakiridzo yakakosha uye tarisiro yekushandisa muminda yebiology, mushonga, uye zvinhu.

Mazuva mashoma apfuura, bepanhau repamusoro repasi rose "Nature" yakaburitsa foramu "Ion sieving ne cations inodzora interlayer spacing yema graphene oxide mafirimu".Tsvagiridzo iyi inopa uye inoziva kutonga chaiko kwegraphene membranes neiyo hydrated ion, ichiratidza yakanakisa ion sieving uye kuchenesa mvura yegungwa.performance.

Zvinoenderana neindasitiri, nyika yangu yakateerera kutsvagiro nekusimudzira mumunda wegraphene pakutanga.Kubva 2012, nyika yangu yakapa anopfuura gumi marongero ane chekuita negraphene.Muna 2015, gwaro rekutanga rechirongwa chenyika "Maonero akati wandei pamusoro peKukurumidzira Innovation uye Kukudziridzwa kweGraphene Indasitiri" yakakurudzira kuvaka indasitiri yegraphene kuita indasitiri inotungamira, uye kugadzira yakazara graphene indasitiri system panosvika 2020. sezvo chirongwa che13th chemakore mashanu chakabatanidza graphene mumunda wezvinhu zvitsva zvakagadziridzwa zvine simba.Sangano rinofanotaura kuti chiyero chemusika we graphene yenyika yangu chinotarisirwa kudarika 10 bhiriyoni yuan muna 2017.


Nguva yekutumira: Kubvumbi-20-2022
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