国家/地区 中国（14）
IPC部 C（14）
IPC大类 C01（14） H01（4） C08（3）
B01（2） B82（2） C25（2）
IPC小类 C01B（14）
IPC C01B032/23（14）
发明人 SUN G（2）
公开年 2017（14）
申请年 2015（5）  2017（5）  2016（4） 
专利权人 QINGDAO ZHIX.（2）

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

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

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

Reduced graphene oxide film used for forming electrode of supercapacitor device, comprises three-dimensional hierarchy of pores, and has preset active density.

KANER R B, SHAO Y

Production of graphene oxide involves locating graphite particles within electrochemical cell having working electrode, counter electrode, and aqueous acid electrolyte, and agitating graphite particles within electrolyte.

ZHONG Y, LI D, SIMON G P

Preparation of graphene oxide using expanded graphite, involves reacting concentrated sulfuric acid and concentrated nitric acid with graphite to obtain graphite intercalation compound, and microwave reacting to obtain expanded graphite.

MIN Y, CUI D, ZENG W, CAI Z, YANG W

Preparing graphene oxide comprises e.g. adding natural flake graphite into three-necked flask containing concentrated sulfuric acid, carrying out Hummers oxidation treatment, adding potassium permanganate and hydrochloric acid.

SUN G

Preparation of single-layer oxidized graphene involves adding graphite and potassium nitrate to sulfuric acid, stirring, adding potassium permanganate, oxidizing, adding deionized water, heating, and reacting.

SUN G