国家/地区 中国（81） 美国（17） 世界知识产权组织（15） 韩国（10） 欧洲专利局（EPO）（6） 澳大利亚（4） 台湾（3） 巴西（2） 加拿大（2） 西班牙（2） 俄罗斯（2）
IPC部 B（112）
IPC大类 C01（112） B01（63） B82（45）
C02（20） H01（13） A61（10）
C09（10） G01（8） C08（5）
B22（4） B32（4） B05（3）
C07（3） C23（3） H05（2）
IPC小类 C01B（112）
IPC C01B032/198（112）
发明人 LI X（7） LIU Y（6） WANG H（6）
WANG X（6） LI Y（5） LI Z（4）
LIU J（4） WANG J（4） WANG Y（4）
WANG Z（4） ZHANG J（4） GAO S（3）
LI J（3） LIU Z（3） WANG L（3）
公开年 2021（67） 2022（39） 2023（6）
申请年 2021（112）
专利权人 UNIV LANZHOU（3） CHINA PETROL.（2） HARBIN SHUNK.（2） SHANGHAI INS.（2）
UNIV NANJING.（2） UNIV SHANDON.（2） UNIV SHENYAN.（2） UNIV SINGAPO.（2）
UNIV TONGJI（2）

Classifying graphene oxide comprises classifying graphene oxide contained in graphene oxide dispersion by controlling pH of graphene oxide dispersion containing graphene oxide.

AN K, LEE S S, MYUNG S, SEOG S, MIN L S, GI S G

Preparation of graphene oxide quantum dots, involves dispersing potato paste in deionized water and adding ammonium hydroxide solution, treating formed mixture hydrothermally at preset conditions, and cooling to room temperature, filtering and drying.

KAUSHAL J, KAPOOR M, KUMAR P, KHANRA P, GAYTRI

Preparation of graphene aerogel for carbon dioxide adsorption, involves preparing graphene-polyethyleneimine-chitosan composite slurry, and freezing in mold where thermal conductivity coefficient of bottom is greater than that of side wall.

CHENG A, HE Z, GAO S, LIU L, LI X, WANG Q, WU T

Cleaning graphite oxide without involving hydrochloric acid, comprises e.g. oxidizing graphite by chemical methods, diluting with water, collecting filter cake, washing filter cake with water, adding water and hydrogen peroxide for slurry, and performing solid-liquid separation.

CHENG H, PEI S, HUANG K, REN W

Manufacturing graphene oxide thin film comprises preparing graphene oxide suspension by diluting graphene oxide in solvent, preheating graphene oxide suspension, coating graphene oxide suspension and oxygen plasma treating.

KIM T H, KIMCHERHUE

Manufacturing crystalline graphene oxide comprises preparing powdery carbon structure through hydrothermal synthesis, dispersing in solvent, and preparing crystalline graphene oxide by irradiating light to dispersed carbon structure.

LEE J

Carbon steel material useful for heat sink in electrical and electronic devices comprise carbon steel substrate, and reduced graphene oxide coating layer formed on the carbon steel substrate.

DOW H S

Hydroxide radical generating system comprises up conversion layer including first up-conversion layer and second up-conversion layer, photocatalyst layer, and photonic crystal layer.

KIMHYEONGIL, IN J H

Three-dimensional aerogel used in electrode for electrochemical devices e.g. supercapacitors, batteries, fuel cells and sensors comprises crystalline reduced graphene oxide sheets, and resorcinol-formaldehyde polymer.

ARENILLAS DE LA PUENTE A, MONTES MORAN M A, MENENDEZ DIAZ J A, DOS SANTOS GOMEZ L, GARCIA MENENDEZ J R, GARCIA GRANDA S

Synthesis of graphene oxide involves dispersing graphite powder in concentrated sulfuric acid, adding phosphorus(V)oxide, ultrasonically treating, adding potassium permanganate and sodium nitrate, diluting, filtering, drying, and dispersing in water.

ABDELKHALIM A O, AGEEV S V, SEMYENOV K N, SHAROYKO V V, MAYSTRENKO D N, MOLCHANOV O E, STANZHEVSKII A A, POPOV S A