Emva kokuba i-graphite enokukhuliswa iphathwe ngoko nangoko kubushushu obuphezulu, isikali siba njengeempethu, kwaye umthamo unganda izihlandlo ezili-100-400. Le graphite ekhutshiweyo isagcina iipropati ze-graphite yendalo, inokukhula okuhle, ikhululekile kwaye inemingxuma, kwaye iyamelana nobushushu phantsi kweemeko zomqobo weoksijini. Uluhlu olubanzi, lunokuba phakathi kwe-200 ~ 3000 ℃, iipropati zeekhemikhali zizinzile phantsi kobushushu obuphezulu, uxinzelelo oluphezulu okanye iimeko zemitha, ekutywinweni okunamandla nokungaguqukiyo kwepetroliyam, iikhemikhali, umbane, uhambo ngeenqwelo-moya, iimoto, iinqanawa kunye namashishini ezixhobo Kukho uluhlu olubanzi lwezicelo. Abahleli abalandelayo be-Furuit Graphite baya kukuthatha ukuze uqonde iindlela eziqhelekileyo zokuvelisa i-graphite enokukhuliswa:
1. Indlela ye-ultrasonic oxidation yokwenza i-graphite enokwandiswa.
Kwinkqubo yokulungiselela i-graphite enwebekayo, ukungcangcazela kwe-ultrasonic kwenziwa kwi-electrolyte ene-anodized, kwaye ixesha lokungcangcazela kwe-ultrasonic lifana nelo le-anodization. Ekubeni ukungcangcazela kwe-electrolyte yi-ultrasound wave kuluncedo kwi-polarization ye-cathode kunye ne-anode, isantya se-anodic oxidation siyakhawuleziswa kwaye ixesha le-oxidation liyafinyezwa;
2. Indlela yetyuwa enyibilikisiweyo yenza i-graphite enokwandiswa.
Xuba izinto ezininzi ezifakwe kwigrafiti kunye nobushushu ukuze wenze igrafiti enokwandiswa;
3. Indlela yokusasazwa kwegesi isetyenziselwa ukwenza i-graphite enokwandiswa.
I-graphite kunye nezinto ezidityanisiweyo ziziswa ngokwahlukeneyo kwiziphelo ezimbini zetyhubhu evaliweyo ye-vacuum, zifudunyezwe ekupheleni kwezinto ezidityanisiweyo, kwaye umahluko ofunekayo woxinzelelo lwempendulo wenziwa ngumahluko wobushushu phakathi kweziphelo zimbini, ukuze izinto ezidityanisiweyo zingene kumaleko we-graphite ye-flake kwimeko yeemolekyuli ezincinci, ngaloo ndlela kulungiselelwe i-graphite eyongeziweyo. Inani leeleya ze-graphite eyongeziweyo eveliswa yile ndlela linokulawulwa, kodwa iindleko zayo zemveliso ziphezulu;
4. Indlela yokudibanisa iikhemikhali yenza i-graphite enokwandiswa.
Izinto zokuqala ezisetyenzisiweyo ukulungiselela yi-carbon flake graphite ephezulu, kwaye ezinye ii-reagents zamakhemikhali ezifana ne-sulfuric acid egxininisiweyo (ngaphezulu kwe-98%), i-hydrogen peroxide (ngaphezulu kwe-28%), i-potassium permanganate, njl. zonke zii-reagents zezinga loshishino. Amanyathelo aqhelekileyo okulungiselela ngala alandelayo: kubushushu obufanelekileyo, isisombululo se-hydrogen peroxide, i-natural flake graphite kunye ne-sulfuric acid egxilileyo yemilinganiselo eyahlukeneyo ziyaphendulwa ixesha elithile phantsi kokuxutywa rhoqo ngeenkqubo ezahlukeneyo zokongeza, emva koko zihlanjwe ngamanzi ukuya kwi-neutral, kwaye zifakwe kwi-centrifuge, Emva kokuphelelwa ngamanzi emzimbeni, ukomisa nge-vacuum kwi-60 °C;
5. Ukuveliswa kwe-graphite enokwandiswa nge-electrochemical.
Umgubo wegrafiti uphathwa nge-electrolyte ene-asidi enamandla ukwenza igrafiti enokwandiswa, i-hydrolyzed, ihlanjwe kwaye yomiswe. Njengoko i-asidi enamandla, i-sulfuric acid okanye i-nitric acid isetyenziswa kakhulu. Igrafiti enokwandiswa efunyenwe ngale ndlela inomthamo wesalfure ophantsi.
Ixesha lokuthumela: Meyi-27-2022