国家/地区 中国（5） 美国（5） 世界知识产权组织（5） 欧洲专利局（EPO）（2） 日本（2） 韩国（2）
IPC部 C（9） H（3）
IPC大类 C01（9） H01（3）
IPC小类 C01B（9）
IPC C01B032/23（9）
发明人
公开年 2017（9）
申请年 2017（9）
专利权人

Obtaining graphene oxide used to purify water, comprises e.g. mixing lamellar graphite powder with intercalating material, separating the structural lamellas with sodium nitrate, and adding mixture to sulfuric acid with continuous stirring.

TERENCE M C, CARRIO J A G, NASCIMENTO R S D, GUEVARA CARRIO J A, DO NASCIMENTO R S

Preparation of carbon black and graphene powder composite conductive agent used for lithium iron phosphate anode material comprises oxidizing graphite to graphite oxide, adding carbon black powder, and reducing.

ZHANG Y, GE M, MA Y, ZHANG L, YIN S, CONG X, ZHANG J, GAO P, QU Y

Production of graphene oxide used in e.g. energy storage device, involves oxidizing graphite, adding potassium permanganate, water, heating, adjusting graphene oxide-dispersion, adding alcohol and washing isolated graphene oxide.

RASUL S, COSTA P M F J, ALAZMI A

Integrated device useful for preparing graphene oxide, comprises jacket reactor, ultrasonic signal generator, magnetic stirrer, low-temperature cooling water circulating system and circulating oil bath system.

CHEN Y, HAN X, LIANG H, GAO Y, LIANG Y, LI J

Manufacture of sulfonated graphene oxide/high-solid-content aqueous polyurethane emulsion involves reacting dimethylolpropionic acid, sulfonated graphene oxide dispersion and oligomer diol-isophorone diisocyanate prepolymer, and emulsifying.

FENG J, WANG X, LUO X, WANG Y, BAI P

Manufacture of graphene oxide fiber or graphene fiber used for e.g. electronic component, involves preparing spinning liquid by dispersing graphene or its oxide in solvent, wet spinning in coagulation bath to produce gel fiber and drying.

PARK S Y, SHIN M K, KIM H J, YEO C S, CHO Y J, CHO K R

Producing graphene oxide (GO) product used for producing graphene product, involves forming reaction mixture which comprises graphite-based precursor and oxidizing agent which comprises complex of hypofluorous acid and organic solvent.

AMIR E

Preparation of graphene oxide nanoplatelets involves using flexible graphite coil, strip or carbon fiber wire as raw material and subjecting to electrochemical intercalation and electrolytic oxidation stripping using drive of feeding device.

PEI S, REN W, CHENG H, HUANG K

Positive electrode used for lithium secondary battery, comprises positive electrode current collector and positive electrode active material layer having active material particles and graphene oxide over positive electrode current collector.

MIWA T, INOUE N, NOMOTO K, MOMO J