国家/地区 欧洲专利局（EPO）（3） 日本（3） 美国（3） 世界知识产权组织（3） 中国（2） 韩国（2）
IPC部 B（3）
IPC大类 B82（3）
IPC小类 B82B（3）
IPC B82Y040/00（3）
发明人
公开年 2015（3）
申请年
专利权人

Making graphene used as an impenetrable gas barrier, comprises providing seed gas in presence of metallic substrate, providing pulsed, ultraviolet laser beam and moving substrate or laser beam relative to other.

CASTRO A H, OZYILMAZ B, STIER A V, TOH C T, DU Z, CASTRO N A H

Preparing anthracite based graphene oxide comprises e.g. preparing ultra-clean anthracite powder, adding dispersant, carrying out ultrasonication to prepare dispersion liquid, and preparing graphene oxide colloid solution.

ZHANG L, ZHANG M

Production of graphene involves forming liquid dispersion comprising dispersing agent, and carbon-based material comprising de-oxidized graphite, and continuously passing liquid dispersion through high-pressure homogenizer.

YOO K H, SOHN K N, KWON W J, LEE K S, YOO K, SOHN K, KWON W, LEE K