国家/地区 中国（2）
IPC部 B（3）
IPC大类 B01（3）
IPC小类 B01J（3）
IPC C01B032/23（3）
发明人
公开年 2020（3）
申请年 2019（2） 
专利权人

Preparing solid material graphene oxide useful for adsorbing carbon dioxide, comprises e.g. dispersing flake graphite in concentrated nitric acid, stirring, adding potassium permanganate, adding hydrogen peroxide, heating, and refluxing.

YANG F, ZHANG K, LIAO M, LIANG H, CHEN J, FU J, ZHU X

Auxiliary feeding stirring device for preparing high-quality graphene oxide, has dilute sulfuric acid feeding port whose bottom is divided into two paths that are respectively connected with dilute sulfuric acid injector and upper end of sleeve.

LIU B, YUWEN C, LIU P, ZENG Z

Manufacture of graphene used for forming e.g. seawater desalination filter, involves preparing mixture by mixing expanded graphite and liquid nitrogen, and applying ultrasonic waves to mixture, under specified conditions.

NA H S, KIM J Y, LEE M S, CHOI Y W, HOSEONG N