国家/地区 中国（4） 世界知识产权组织（3）
IPC部 C（4）
IPC大类 C01（4） H01（2）
IPC小类 C01B（4）
IPC C01B032/19（4）
发明人 LI C（4）
公开年 2021（4）
申请年 2020（2）  2021（2） 
专利权人 GUANGDONG BR.（2） GUANGDONG BR.（2） HUNAN BRUNP .（2）

Method for preparing graphene by using waste graphite of negative electrode of lithium battery, involves heating electrolyte in electrolytic cell to melt and keep warm, and respectively immersing anode and cathode in electrolyte.

XU J, LIN Q, WU X, WANG Y, RUAN D, LI C

Producing graphene nanosheet by manufacturing electrode assembly comprising artificial graphite as negative electrode and lithium metal counter electrode, immersing in electrolyte, electrochemically charging, separating and exfoliating.

NOH S I, WOO S W, LEE C J, NOH S, WOO S, LEECHANGJU, LI C, YU X

Preparing graphene by mechanical stripping, comprises dispersing graphite raw material in foaming agent aqueous solution to obtain graphite pre-dispersion liquid, grinding, washing with water, and centrifuging and grading.

XU J, LIN Q, WU X, WANG Y, RUAN D, LI C, LIN QIAN, XU JIANFENG, WU XIAOFENG, WANG YUAN, RUAN DINGSHAN, LI CHANGDONG

Graphene multi-stage stripping device, has cavity that is respectively provided in communication with inlet or outlet, and cutting chamber that is connected with cavity of corresponding side through feed port.

LIU Z, QI X, MA Y, CHEN S, LI C, LIU J, ZHAO J