国家/地区 中国（9） 美国（8） 韩国（7） 世界知识产权组织（6） 欧洲专利局（EPO）（5） 日本（4） 加拿大（3） 印度（3）
IPC部 C（16） B（5） H（3）
A（2） D（2）
IPC大类 C01（16） B01（4） C08（3）
H01（3） A61（2） C12（2）
D01（2）
IPC小类 C01B（16）
IPC C01B032/23（16）
发明人 QU Y（4） GE M（3） TANG R（3）
WANG B（3） YIN S（3） ZHANG J（3）
公开年 2021（16）
申请年 2020（16）
专利权人 NANTONG SIXT.（3） SIXTH ELEMEN.（3）

Preparation of low-defect graphene used for e.g. sensor, involves adding flake graphite to reactor filled with vitriol oil, adding potassium permanganate powder, reacting, directly adding hydrogen peroxide solution, stirring, and exfoliating obtained expanded graphite oxide at high temperature.

WANG S, CHEN H

Fibrous electrode useful for supercapacitor, comprises graphene layer formed on surface of metal wire, and electrode layer formed on surface of graphene layer, including reduced graphene oxide and activated graphene.

SUKJIWON, KYUNG L

Purifier for use in graphene oxide production device, has shell whose side wall located at lower cone is provided with inlet, where shell is set as structure connected by upper cylinder and lower cone.

QU Y, TANG R, GE M, ZHANG J, YIN S, WANG B

Synthesizing graphene oxide flakes involves heating neat form of seedlac or its derivatives under inert atmosphere having gas flow rate to obtain functionalized graphite oxide, and heating functionalized graphite oxide.

CHOUDHARY S K, PRAMANIK C, KUMAR N, GHOSH S

Water-based wellbore fluid comprises aqueous base fluid and modified graphene shale inhibitor that comprises one or more substituents that are covalently bonded to graphene via linking group, one or more substituents is hydrocarbon group.

SALEH T A, ALARFAJ M K, RANA A A

Method for producing multi-layered functionalized graphene oxide paper, involves drying aqueous suspension, annealing multi-layered graphene oxide material prior to surface grating to provide multi-layered reduced graphene oxide material.

AWAJA F, SPERANZA G, AWAZA F

Preparation of high-efficiency graphene oxide or graphite oxide, involves adding concentrated sulfuric acid, graphite, potassium permanganate and water to reaction kettle, reacting, leaving still, and purifying to remove sulfuric acid.

WANG B, YIN S, ZHANG J, GE M, TANG R, QU Y

Preparing graphene oxide or graphite oxide comprises e.g. adding concentrated sulfuric acid, graphite, potassium permanganate and water into reaction kettle, stirring and controlling reaction temperature and reaction time and purifying.

WANG B, YIN S, ZHANG J, GE M, TANG R, QU Y

Two-dimensional nanomaterial fiber useful in electronic devices comprises two-dimensional nanomaterials oriented in longitudinal direction, and plate-shaped fibrous cross section formed by layer-to-layer stacking of nanomaterials.

KIM S, JUNG H J, KIM S O

Producing graphene doped with nitrogen and sulfur atoms (N,S- DDG) used for doping graphene oxide with nitrogen and sulfur, involves providing microorganisms of halobacteria class which are strictly anaerobic and sulfite-reducing.

IAKIMOV V