国家/地区 中国（7）
IPC部 C（7） B（2）
IPC大类 C01（7）
IPC小类 C01B（7）
IPC C01B032/198（7）
发明人 QU Y（7） ZHU Y（7） TANG R（6）
YUAN H（6） ZHENG Y（6） WU Y（4）
GE M（3） YE C（3） YIN S（2）
公开年 2021（4） 2023（2）
申请年 2020（4）  2021（2） 
专利权人 UNIV SCI TECHNOLOGY CHINA ADVANCED TEC（7）

Preparation of single-layer graphene oxide for e.g. microelectronics, involves adding pretreated graphite powder to intercalation agent to obtain suspension, drying, sieving, adding oxidizing agent for intercalation reaction, separating, dispersing filter cake, adding quenching agent and separating.

QU Y, TANG R, YIN S, WU Y, ZHENG Y, YUAN H, ZHU Y

Preparing oxidized graphene by recycling oxidant, involves adding pre-processed graphite powder and intercalating agent, adding oxidant to completely dissolve, and adding hydrogen peroxide to not generate bubbles,carrying out solid-liquid separation to the oxidized graphene suspension,centrifuging.

QU Y, ZHENG Y, TANG R, WU Y, YUAN H, ZHU Y

System for preparing graphene oxide by spectral monitoring, has micro-channel for inputting graphite and oxidant for mixing and reacting, and spectrometer for measuring spectrum in process of graphite oxidation and obtaining instantaneous conversion rate of graphite oxidation reaction.

QU Y, YE C, ZHU Y

Preparing graphene oxide by mixing solutions made of e.g. graphite powder, intercalating agent and oxidizing agent, reacting, separating graphene oxide and acid solution in reaction mixture, collecting graphene oxide and quenching reaction.

ZHU Y, YE C, ZHENG Y, YUAN H, GE M, TANG R, QU Y

Device used for preparing graphene oxide under microfluidic control, comprises raw material tank, micro mixer, micro channel reactor, separation device, graphene oxide collection device, acid liquid collection device and purification device.

ZHU Y, ZHENG Y, YE C, YUAN H, TANG R, QU Y

Preparing graphene oxide involves carrying out solid-liquid separation on graphene oxide suspension to obtain filter cake, dispersing in water, adding dilute hydrochloric acid, reacting, filtering, dispersing in water, and filtering.

ZHU Y, YUAN H, WU Y, GE M, TANG R, ZHENG Y, QU Y

Preparing graphene oxide in the preparation of energy environment additives, microelectronic additives, composite materials additives, and military and aerospace additives, involves cooling the temperature of the intercalation agent.

ZHU Y, YUAN H, ZHENG Y, WU Y, GE M, YIN S, TANG R, QU Y