国家/地区 中国（8） 美国（3） 世界知识产权组织（2）
IPC部 C（8）
IPC大类 C01（8） B82（3） C09（2）
IPC小类 C01B（8）
IPC C01B032/196（8）
发明人 HU X（2） ZHANG Z（2）
公开年 2017（7）
申请年 2016（8）
专利权人 SHANDONG OUB.（2）

Producing graphene-based material used to produce e.g. batteries and inks, comprises subjecting mixture of at least one carbide compound and at least one etching compound in presence of reaction solvent to sonication at specified frequency.

NIU X, HU Y, KAI J, KAI Z

Preparing graphene oxide comprises pressurizing the graphite, mixing intercalation agent and oxidant and carrying out low temperature reaction, obtaining the reaction mixture, separating the reaction mixture to obtain reaction product.

LIU H, ZHANG Z, ZHANG C, HU X

Production of graphene and graphite nanoplatelet structure used as e.g. electronic component, involves passing current through electrochemical cell to intercalate ions into graphitic negative electrode of cell so as to exfoliate electrode.

ABDELKADER A, KINLOCH I, DRYFE R

Removing impurities from grown graphene, comprises e.g. binding a graphene surface in graphene/metal substrate/retained graphene grown by chemical vapor deposition, together with film-containing film, and polishing the metal substrate.

ZHANG H, WANG W, TAN H

Graphene rapid heating method involves using infrared, microwave/light wave, laser and plasma energy, adjusting reaction atmosphere, controlling reaction on graphene sheet, and deep processing graphene.

HAN X, SHEN F, CHENG Y, XUAN Y, ZHANG F, SUN Z

Preparation of graphene quantum dots of different oxygen content used in fluorescent material, involves dispersing graphene oxide in peroxide solution, mixing dispersion with lye, purifying to obtain powder, and performing gradient elution.

ZHANG L, ZHANG M

Preparing graphene oxide comprises e.g. mixing graphite, intercalating agent and oxidizing agent, reacting, separating and peeling in dispersing agent.

CHENG J, ZHANG Z, QIAN L, HU X

Extraction of graphene quantum dots from coffee grounds solid waste, involves adding recovered coffee residue to dilute hydrochloric acid, stirring, carrying out ultrasonic surface activation, filtering and washing with deionized water.

LI W, PAN D, WANG L, GENG B, GUO Y