国家/地区 世界知识产权组织（10）
IPC部 C（10）
IPC大类 C01（10） B01（4） A61（2）
C04（2） H01（2）
IPC小类 C01B（10）
IPC C01B032/23（10）
发明人 CHO J Y（2） HAN J T（2） JEONG H J（2）
JEONG S Y（2） LEE G W（2） PARK J H（2）
SEO S H（2）
公开年 2021（10）
申请年 2020（6）  2021（3） 
专利权人 KOREA ELECTR.（2）

Synthesis of graphene oxide used for manufacturing membrane, involves mixing sulfuric acid and phosphoric acid, adding graphite powder, potassium permanganate and hydrogen peroxide, cooling mixture, diluting mixture with hydrochloric acid solution, and centrifuging.

ALKHOUZAAM A A, QIBLAWEY H

Preparing reduced graphene oxide nanosheets composed of graphene multilayers, involves synthesizing graphene multilayers from method of photo-oxidation assisted by ultraviolet radiation and preparing solution in water mixture.

FUSER PILLIS M, VERCINO CORREA O, TEIXEIRA BENTO R, PEREIRA COUTINHO S, DOS SANTOS T F, PILLIS M F, CORREA O V, BENTO R T, PEREIRA COTINHO 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

Preparation of vertical orientation assembly of two-dimensional sheet material used in field of recycling and utilization of energy, by configuring two-dimensional sheet material and constructing scratches in same sliding direction.

XU Z, GAO C, CAO M, LIU Y

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

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

New graphene oxide used for preparing conductive graphene fibers contains oxygen-containing functional group e.g. epoxy or hydroxy on surface, but no surface oxygen-containing functional group e.g. lactol or carboxy.

HAN J T, KIM J H, CHO J Y, LEE G W, PARK J H, SEO S H, JEONG S Y, JEONG H J, HAN J, KIM J, LEE G, CHO J, JEONG S, SEO S, JUNG S Y, CHUNG H J

Low-viscosity graphene oxide slurry useful in sensor element, photoelectric, energy material, comprises graphene oxide slurry.

LU J, ZHOU B, ZHOU R, LI F, FUCHUN Z, LENGJIE Z

Making graphene oxide from kish graphite comprises e.g. provision of kish graphite, pre-treating kish graphite, intercalation graphite with persulfate salt and acid, expansion of intercalated graphite and oxidatizing expanded kish graphite.

VU T T, SUAREZ SANCHEZ R, SUAREZ S R, VU T, SANCHEZ R S

Producing graphite oxide by mixing graphite and oxidizing agent, kneading while adding strong acid, leaving non-flowing kneaded product formed through kneading to oxidize graphite, and purifying oxidizing agent and strong acid.

HAN J T, LEE G W, PARK J H, SEO S H, JEONG S Y, JEONG H J, CHO J Y