国家/地区 中国（10） 美国（9） 世界知识产权组织（8） 欧洲专利局（EPO）（5） 日本（5） 韩国（4） 俄罗斯（3） 巴西（2） 加拿大（2） 墨西哥（2）
IPC部 B（18）
IPC大类 C01（18）
IPC小类 C01B（18）
IPC C01B032/192（18）
发明人 CHEN Q（3） MELEZHIK A V（3） TKACHEV A G（3）
ZENG J（3） JANG B Z（2） PERSHIN V F（2）
VOROBEV A M（2） VOROBYEV A M（2） WANG L（2）
ZELENIN A D（2） ZHAMU A（2）
公开年 2017（12） 2016（3） 2018（3）
申请年 2016（18）
专利权人 CHENGDU NEW .（3） NANOTEK INST.（2） UNIV TAMBOV .（2）

Preparing graphene hydrogel from graphene oxide comprises preparing colloidal aqueous solution of graphene oxide, adding hydrochloric acid, phosphoric acid or sulfuric acid, and metal e.g. zinc and adding reducing agent e.g. sodium sulfide.

MOHAN R, HUBALEK J

Producing graphene, comprises e.g. treating crystalline graphite with ammonium persulfate solution in sulfuric acid which is free of water, holding the resulting intercalated graphite compound before expansion, and performing hydrolysis.

TKACHEV A G, MELEZHIK A V, MEMETOV N R, OSIPOV A A

Heterogeneous catalyst based on chemically modified graphene films for degrading organophosphates diethyl 2,4-dinitrophenyl phosphate and diethyl 4-nitrophenyl phosphate, is produced through dip coating, spin coating and layer coating.

GORGATTI ZARBIN A J, SILVA FONSACA J E, HOSTERT L, SOUZA ORTH E

Alkali metal battery used for e.g. vehicle, comprises anode, cathode, electrolyte, and optional porous separator and anode comprising graphene-metal hybrid foam having multiple pores, pore walls, and lithium or sodium attracting metal.

ZHAMU A, JANG B Z

Making graphene comprises performing oxidative intercalation of graphite powder with concentrated sulfuric acid, followed by oxidation using oxidizing agents, cold expansion of graphite, and mechanical elimination of graphite layers.

PERSHIN V F, TKACHEV A G, VOROBYEV A M, ZELENIN A D, MELEZHIK A V, VOROBEV A M

Manufacturing method for graphene-containing materials, involves subjecting graphite compound to carbamide treatment and carrying out dispersion of graphite by passing through gap between body and rotary disk under predetermined pressure.

PERSHIN V F, TKACHEV A G, VOROBYEV A M, ZELENIN A D, MELEZHIK A V, VOROBEV A M

Method for preparing graphene material, involves adding graphite material and intercalation agent, kneading and stripping, stripping large flaky graphite, cleaning graphene aggregate with acetone and removing intercalation agent.

CHEN Q, ZENG J, CHEN B

Preparation of large-scale graphene comprises mixing graphite, intercalation additive, water and surfactant, dispersing mixture, standing, and grinding suspension using ceramic mirror grinding apparatus with ultrasonication.

CHEN Q, ZENG J, WANG L

Treating phosphorus-containing flame retardant wastewater by adjusting pH value of wastewater solution, adding graphene adsorbent, oscillating, filtering through mixed fiber membrane and measuring residual wastewater concentration.

LIU J, XIA S, LV X, HE W, LI P, FENG Y

Stripping of graphene for preparing graphene rubber product, involves mixing graphite raw material, plastic material and solvent to prepare viscous paste graphite mixture, stretching, and performing eccentric rotary motion of cam rotor.

CHEN Q, ZENG J, WANG L