国家/地区 中国（4）
IPC部 C（4）
IPC大类 C01（4）
IPC小类 C01B（4）
IPC C01B032/184（4）
发明人 ZHANG L（4）
公开年 2016（2）
申请年 2016（3） 
专利权人 ZHANG L（4）

Preparing metal oxide graphene composite wave-absorbing material involves placing graphene oxide, dispersant, water into reaction kettle, controlling temperature, and adding nickel nitrate, cerium nitrate, 4-chlorophenyl zinc iodide.

ZHANG L, DONG J, MA J

Preparation of graphene quantum dots of different oxygen content used in fluorescent material, involves dispersing graphene oxide in peroxide solution, mixing dispersion with lye, purifying to obtain powder, and performing gradient elution.

ZHANG L, ZHANG M

Graphene material manufacturing device comprises first reaction component, second reaction component and negative pressure generating assembly.

ZHANG L

High-temperature reaction apparatus used in graphene material production system, consists of gas control unit which controls gas stream velocity at reactor inlet, powder control unit, high-temperature reaction unit and receiving unit.

ZHANG L