国家/地区 中国（3）
IPC部 C（3）
IPC大类 C01（3） C09（3）
IPC小类 C01B（3）
IPC C01B032/192（3）
发明人
公开年 2022（3）
申请年 2022（3）
专利权人

Preparing graphene oxide by recycling concentrated sulfuric acid comprises mixing flake graphite and concentrated sulfuric acid, performing ultrasonic treatment, performing solid-liquid separation on reaction material to obtain recovered concentrated sulfuric acid and solid material, homogenizing.

ZHANG C, LI C, WANG J, YU X, ZHANG S

Preparing coal-based graphene and coal-based graphene quantum dot comprises uniformly mixing coal-based graphite with sodium nitrate, concentrated sulfuric acid, adding potassium permanganate into mixed solution, reacting, adding concentrated nitric acid, performing ultrasonic centrifugation.

MAO X, MA P, FAN J, CHE Q, LI R, TANG Y

Preparation of graphene quantum dots for use in bioluminescence imaging, involves mixing graphene oxide with hydrogen peroxide, and performing hydrothermal reaction for specified time.

XIE P, ZANG G, LIANG G, YUAN N, QIN J