国家/地区 中国（2）
IPC部 B（3）
IPC大类 B08（3）
IPC小类 B08B（3）
IPC B08B003/12（3）
发明人
公开年
申请年 2020（2） 
专利权人

Preparation method of copper-based graphene, involves removing copper-based graphene precursor from impurities by solvent separation method, and drying copper-based graphene precursor to form copper-based graphene finished product.

WU G, QIAN T, CAO H, MA Y, SHEN H

Producing detachable layer for manufacturing information display element, comprises preparing support substrate, forming polymer electrolyte layer on support substrate, forming graphene oxide layer on polymer electrolyte and heat-treating.

LEE S, CHOI Y, YOUNG P L, KIM S Y, KWON W J

Device for cleaning and purifying carbon-based amphiphilic graphene, has ultrasonic transducer that is set in ultrasonic stirring kettle for outputting ultrasonic wave, and inlet/outlet nozzle that is set on wall of ultrasonic stirring kettle.

JIANG H, CHEN D, WANG Y