国家/地区 中国（4） 世界知识产权组织（2）
IPC部 C（4）
IPC大类 C04（4）
IPC小类 C04B（4）
IPC
发明人 GAO C（4）
公开年 2021（2）
申请年 2021（2） 
专利权人 UNIV ZHEJIANG（4）

Preparing high-strength and high-toughness graphene composite film involves mixing graphene oxide dispersion liquid and polyethylene oxide solution, vacuum-extracting, uniformly coating composite solution with scraper, drying, cleaning graphene composite film and peeling off substrate.

LIU Y, GAO C, WANG L, XU Z

Preparation of vertical orientation assembly of two-dimensional sheet material used in field of recycling and utilization of energy, by configuring two-dimensional sheet material and constructing scratches in same sliding direction.

XU Z, GAO C, CAO M, LIU Y

Multi-stage foam sound absorbing black material comprises polymer foam framework and continuous graphene resonant cavity attached on framework.

XU Z, LIU X, GAO C, PANG K

Graphene-based pressure-sensitive electric film comprises graphene electric film and insulating protective layer coated on upper and lower sides of graphene electric film, where graphene gel is heated under inert atmosphere.

GAO C, LIU Y, WANG R, ZHAO X