国家/地区 中国（19）
IPC部 C（16） H（3） B（2）
IPC大类 C01（14） H01（2）
IPC小类 C01B（14） H01M（2）
IPC C01B032/198（8） C01B032/23（6） C01B031/04（3）
C01B032/184（3） C01B032/215（2） H01M004/62（2）
发明人 GE M（19）
公开年 2021（7） 2016（3） 2017（3） 2022（3）
申请年 2020（9）  2016（3）  2017（3）  2018（2） 
专利权人 SIXTH ELEMENT CHANGZHOU MATERIALS TECHNO（19）

Removing impurities, used in hydrogen halide reduction-oxidation graphene film, involves using hot water to fumigate or multiple times to act on oxidized graphene film of hydrogen halide reduction, making water molecule enter into interlayer of graphene oxide, extruding halogen element to interlayer.

QU Y, GENG B, ZHANG J, GE M, TANG R, WU Y

Preparation method of high-purity oxidized graphene or oxidized graphite involves adding concentrated sulfuric acid, graphite, potassium permanganate and water sequentially in reaction kettle by controlling reaction temperature and reaction time.

QU Y, TANG R, GE M, ZHANG J, YIN S, WANG B

High-efficient device for large scale preparation oxidizing, graphene or graphite, comprises reaction kettle, transferring devices, standing device, purifying device, and collector.

QU Y, TANG R, GE M, ZHANG J, YIN S, WANG B

Statically placed device for preparing graphene oxide, has stirring device fixedly connected with tank body, where side wall of tank body is provided with discharging valve and side wall observation window.

QU Y, TANG R, GE M, ZHANG J, YIN S, WANG B

Purifier for use in graphene oxide production device, has shell whose side wall located at lower cone is provided with inlet, where shell is set as structure connected by upper cylinder and lower cone.

QU Y, TANG R, GE M, ZHANG J, YIN S, WANG B

Slurry with medium and small diameters useful for preparing graphene oxide film, comprising graphene oxide and water prepared by dispersing graphene oxide in water or crushing medium-sized graphene oxide dispersed in water.

TANG R, WU Y, GE M, ZHANG J, GENG B, QU 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

Preparation of high-efficiency graphene oxide or graphite oxide, involves adding concentrated sulfuric acid, graphite, potassium permanganate and water to reaction kettle, reacting, leaving still, and purifying to remove sulfuric acid.

WANG B, YIN S, ZHANG J, GE M, TANG R, QU Y

Preparing graphene oxide or graphite oxide comprises e.g. adding concentrated sulfuric acid, graphite, potassium permanganate and water into reaction kettle, stirring and controlling reaction temperature and reaction time and purifying.

WANG B, YIN S, ZHANG J, GE M, 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