国家/地区 中国（6） 世界知识产权组织（6） 韩国（4） 印度（3） 美国（2）
IPC部 C（20）
IPC大类 C01（20） H01（6） B01（3）
B82（3） C25（2）
IPC小类 C01B（20）
IPC C01B032/23（20）
发明人 SHARMA K（2） SINGH P K（2） SUAREZ SANCHEZ R（2）
TIWARI A K（2） VU T T（2）
公开年 2020（20）
申请年 2019（11）  2020（6）  2018（3） 
专利权人 ARCELORMITTA.（2） UNIV GLA MAT.（2）

Preparing reduced graphene oxide from kish graphite involves subjecting provision of kish graphite, pre-treating kish graphite and intercalation of kish graphite is carried out with a persulfate salt and acid at room temperature.

VU T T, NORIEGA PEREZ D, SUAREZ SANCHEZ R

Manufacturing graphene oxide used as coating or cooling reagent in metal applications, by pre-treating kish graphite, intercalating with persulfate salt and acid, expanding, oxidizing expanded graphite to form graphene oxide and reducing.

VU T T, SUAREZ SANCHEZ R

Macro-preparation of graphene lubricating material, by oxidizing crystalline graphite to obtain graphite oxide/graphene oxide, coating with soluble metal salt, thermally reducing, washing and drying to obtain graphene, and ball milling.

ZHAO J, HUANG Y, LI S, GAO T

Production of graphene oxide and reduced graphite oxide in electrochemical cell, involves passing preset voltage of direct current through cell to produce graphene and/or reduced graphite oxide which is collected into deionized water.

SINGH P K, SHARMA K, TIWARI A K

Making graphene oxide and reduced graphite oxide involves passing current through electrochemical cell comprising cathode i.e. high entropy alloy, anode i.e. graphite, rare earth magnet and electrolytic liquid, diluted with deionized water.

SINGH P K, SHARMA K, TIWARI A K

Preparing graphene, comprises e.g. mixing and stirring meso-phase carbon microsphere, potassium nitrate and potassium manganate, then adding distilled water, heating, and sonicating, cooling, stirring, washing, and post-processing.

HAN N, GUO X, SUN W, LI M, ZHOU J

Synthesis of reduced graphene oxide-copper selenide film for electrochemical energy storage device by immersing substrate in aqueous mixture of copper compound and sodium selenosulfate to form the film on surface of substrate.

LOKHANDE C D, MALAVEKAR D B, BHOSALE V V, LOKHANDE V C

Amorphous reduced graphene oxide (rGO) film comprises pores which have a diameter as measured by High-angle annular dark-field scanning transmission electron microscopy (HAADF-STEM).

GARRIDO ARIZA J A, VIANA D, KOSTARELOS K, BULLOCK C J, BUSSY C

Preparing solid material graphene oxide useful for adsorbing carbon dioxide, comprises e.g. dispersing flake graphite in concentrated nitric acid, stirring, adding potassium permanganate, adding hydrogen peroxide, heating, and refluxing.

YANG F, ZHANG K, LIAO M, LIANG H, CHEN J, FU J, ZHU X

Auxiliary feeding stirring device for preparing high-quality graphene oxide, has dilute sulfuric acid feeding port whose bottom is divided into two paths that are respectively connected with dilute sulfuric acid injector and upper end of sleeve.

LIU B, YUWEN C, LIU P, ZENG Z