国家/地区 中国（4） 印度（4） 欧洲专利局（EPO）（3） 日本（3） 美国（3） 世界知识产权组织（3） 加拿大（2） 韩国（2）
IPC部 B（7）
IPC大类 C01（7）
IPC小类 C01B（7）
IPC C01B032/23（7）
发明人
公开年 2021（5）
申请年 2020（7）
专利权人

Graphene oxide complex for piezoelectric device, which is mixture of cubic and hexagonal phased reduced graphene oxide, graphene layer and cadmium sulfide with nanogates.

LUWANG M N, KUMAR P, RAM F, SHANMUGANATHAN K

Synthesizing graphene oxide flakes involves heating neat form of seedlac or its derivatives under inert atmosphere having gas flow rate to obtain functionalized graphite oxide, and heating functionalized graphite oxide.

CHOUDHARY S K, PRAMANIK C, KUMAR N, GHOSH S

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

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

Graphite oxidation reaction kettle useful for graphene production, comprises a reaction kettle main body and a vortex stirrer, where the reaction kettle main body is composed of a double-layer glass steel cylinder.

WANG E

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

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