国家/地区 中国（5） 世界知识产权组织（5） 韩国（4） 美国（4） 日本（3） 加拿大（2） 欧洲专利局（EPO）（2）
IPC部 C（11）
IPC大类 C01（11）
IPC小类 C01B（11）
IPC C01B032/198（11）
发明人
公开年 2021（11）
申请年 2020（11）
专利权人

Graphene oxide for anticorrosive paint, has a oxygen element/carbon element molar ratio, and is prepared by using sulfuric acid and potassium permanganate.

KAWASAKI M, DU N, WANG K, YANG Y

Producing polymer film, involves preparing dispersion solution by ultrasonically treating graphene oxide and dispersing it in distilled water or tetrahydrofuran mixed solvent, preparing mixed solution by adding polyvinyl alcohol, stirring.

JIN H, YOO J

Graphene derivate composite for filtration unit has graphene nanoball structure with corrugated surface deposited with silver or silver oxide nanoparticles blended with granular activated carbon powder, forming electron-hole puddles.

ALKAMIYANI S, MOHIUDDIN T

Producing surface-treated metal plate by mixing graphene oxide and melamine or water-soluble melamine resin with water, immersing metal plate chosen from steel plate in suspension containing graphene oxide-melamine complex and integrating metal ions eluted from metal plate and complex on metal plate.

FURUKAWA H, HAGA M, YAMAMOTO T

Preparation of graphene-based inkjet ink used for printing, involves exfoliating graphene oxide, reducing graphene oxide and silver nitrate, reacting, sonicating and centrifuging mixture, and dispersing graphene-based colloidal solution.

ABDUL RASHID N, ABD AZIZ A S, SULAIMAN S, SYED MOHD JAAFAR S M, LEE H W

Dry graphene powder composition used in graphene ink used in two- or three-dimensional printing comprises pristine graphene flakes non-covalently functionalized with polymeric amphiphilic molecules.

TRAN T S, ROY CHOUDHURY N, DUTTA N, ROY C N, AWARD T, ROICHOUDURINAMITA, DUTANABA, DUTA N

Composite coating composition used for article e.g., plastic film, wire, cable, fiber or sheet of foam, board, paper, wood, or metal comprises binder, high aspect ratio sheet, and low aspect ratio sheet.

SUN L, LACHANCE A M, ZHOU T, LIM Y

Ink useful for providing viral active or anti-microbial coating to substrate, comprises carrier, graphene or graphene oxide particles dispersed in carrier, and viral active or anti-microbial component adhered to graphene.

CHEN S W, DEVINE S, CHEN S, SANDWINTHROP C

Preparing high-performance graphene composite aluminum sheet useful for aerospace, automobile parts and electrical parts, comprises cutting aluminum sheet, soaking pure aluminum flake in dopamine aqueous solution and cleaning flake graphite.

ZOU X

Device for preparing graphene composite wave-absorbing material, comprises support frame, and purification component including purifying tank, fixing plate, stirring plate, electromagnetic coil, heating coil and intercepting filter screen.

XUE S, DONG W, KONG Q, ZHU L