国家/地区 中国（14）
IPC部 C（14）
IPC大类 C01（14） B01（3）
IPC小类 C01B（14）
IPC C01B032/184（6） C01B032/198（6） C01B032/192（2）
C01B032/225（2） C01B032/23（2）
发明人 GAO C（14）
公开年 2021（10） 2022（4）
申请年 2021（14）
专利权人 HANGZHOU GAO.（7） UNIV ZHEJIAN.（4）

Modification of graphene oxide carboxyl functionalization involves reducing graphene oxide, generating defect sites in base surface of graphene oxide, oxidizing using oxidizing agent comprising potassium permanganate and perchloric acid, and obtaining carboxyl at defect site of graphene oxide.

GAO C, LIU H, FU X, CONG Z

Preparation process of cathode water-soluble paper catalytic conductive composite membrane used as cathode, involves coupling carbon fiber cloth, iron powder, magnetic triiron tetroxide, lead dioxide, graphene oxide, polyvinylidene fluoride, polyvinylpyrrolidone with water-soluble paper.

GAO C, LIU Y, WANG H, LONG J

Preparing graphene/silica composite aerogel comprises e.g. dispersing silica aerogel powder in mixed solution of concentrated sulfuric acid and hydrogen peroxide, filtering, adding graphene oxide, adjusting pH value, mechanical stirring and adjusting viscosity.

SHANG Y, ZHU R, YANG B, QIN J, GAO C, SUN H, PENG W

Production device for ultra-large sheet single-layer graphene oxide, has cover plate provided with liquid feeding port and powder feeding port, and motor, speed reducer, first and second telescopic rods and third telescopic rod controlled by controller.

GAO C, SUN H

Graphene thermal interface material production device comprises e.g. fixing frame provided with transmission box at upper end.

CAO M, SHEN Y, GAO C

Preparation of low-viscosity single-layer graphene oxide, involves adding concentrated sulfuric acid to crystalline flaky graphite, cooling, adding to hydrofluoric acid solution, adding hydrogen peroxide solution, washing, decompressing and distilling, and flowing dispersion through slit.

SUN H, PENG W, LI X, GAO C

Graphene material comprises at least a layer of graphene structure unit including graphene sheet and a copper chloride inserted between the graphene sheets.

GAO C, PANG K, XU Z, LIU X

Preparing spinning-grade single-layer graphene oxide slurry involves adding natural flake graphite to dilute sulfuric acid and ultrasonicating while stirring to obtain a reaction solution and adding concentrated sulfuric acid.

SUN H, PENG W, LI X, GAO C

Device useful for preparing uniform size graphene oxide by one-step method comprises e.g. oxidation reaction kettle placed in collecting kettle and side wall provided with hole and bottom of collecting kettle provided with discharging valve.

CHEN C, SUN H, HAN Y, GAO C

Device for preparing uniform and small-size graphene oxide, comprises an intercalation reaction kettle installed inside the oxidation reaction kettle, and the oxidation reaction kettle is installed inside the collection kettle.

CHEN C, SUN H, HAN Y, GAO C