国家/地区 中国（2）
IPC部 C（2）
IPC大类 C01（2）
IPC小类 C01B（2）
IPC
发明人 ZHANG L（2）
公开年
申请年 2021（2）
专利权人

Preparing defect-free graphene oxide for preparing graphene heat-dissipating film, involves reacting carbon source under acidic condition, reacting graphene quantum dots and amine substance, mixing mixed system containing aminated graphene quantum dots, graphene oxide, and dispersing agent.

SUN S, ZHANG L, WU X

Graphene additive preparation device for cement materials, comprises weighing hopper, feeding pump, stirring tank, screw pump, and circulation box, where weighing hopper is connected with feeding pump connected with stirring tank.

PAN D, GUO H, ZHANG L, WANG F