国家/地区 中国（7）
IPC部 C（7） B（2）
IPC大类 C01（7）
IPC小类 C01B（7）
IPC C01B031/04（7） B82Y040/00（2）
发明人 LIU Y（7）
公开年 2011（7）
申请年 2011（6） 
专利权人 CHINESE ACAD.（3） CHINESE ACAD.（2）

Preparation of graphene comprises putting substrate containing copper in anhydrous anaerobic reactor, heating at certain substrate temperature, annealing, and introducing carbon source to reactor.

CHEN J, GENG D, GUO Y, HUANG L, LIU Y, WU B, XUE Y, YU G

Preparation of hydroxyl functional graphene involves adding graphite powder and potassium hydroxide solid to ball milling tank, rolling, continuously ball milling, and removing unreacted potassium hydroxide until solution is neutral.

CHEN H, DAI L, QU J, LIU Y, ZENG C

Preparation of graphene for conductive electrode or graphene device, involves warming substrate in non-oxide environment, filling carbon source and hydrogen in the reactor, reacting on the substrate by chemical vapor deposition, and cooling.

LIU Y, XUE Y, WU B, YU G, CHEN J, HUANG L, GENG D

Preparation of water-soluble graphene by oxidizing graphite, adding Coomassie brilliant blue, reacting under ultrasonic wave, and reacting with reducing agent.

LIU Y, ZHANG X, WU T, LIN Z, TAN S, CAI X, XIE A, LIN M

Preparation of graphene nanoball involves reacting graphite and oxidized graphene under microwave radiation to obtain attached graphite of graphene nanoball, and dispersing and centrifuging the nanoball.

ZHENG J, LIU H, LIU Y, ZHU D, WU B, YU G, GUO Y

Preparing reduced graphene using microwave comprises grinding the oxidized graphite to fine powder, radiating by using microwaves and maintaining the treatment for certain time to obtain reduced graphene.

YANG Y, WEN Y, LI Y, WANG M, LIU Y

Graphene preparation involves putting substrate in closed cavity cooled by circulating water, where carrier gas is ventilated and substrate is heated.

LIU Y, HUANG L, WANG T, JI L, CHANG Q, GUO G