国家/地区 中国（4） 世界知识产权组织（2）
IPC部 B（4）
IPC大类 C01（4）
IPC小类 C01B（4）
IPC C23C016/26（4）
发明人 LI Y（4）
公开年 2022（2）
申请年
专利权人 CRRC IND RES.（2）

Preparing graphene copper composite material useful in supercapacitors and motor drive devices, comprises e.g. pre-setting multi-layer copper foil in hot pressing chamber, adopting chemical vapor deposition, preparing graphene film on copper foil surface, and sintering graphene-copper.

GONG M, ZHAO M, LI M, CHEN C, CHEN Q, YANG W, LI Y, WANG Y, LIU B, PEI Z, ZHANG X, LIANG J

Composite material used for improving electroconductivity of metal, has graphene fragment layer that comprises graphene fragments uniformly spread on metal foil layer.

GONG M, SUN B, WANG Y, CHEN Q, YANG W, LI Y, LIANG J, LIU B, ZHANG X, PEI Z

Cleaning method of graphene comprises rolling the surface of graphene through curved body provided with adsorbent on curved surface.

LIU Z, PENG H, SUN L, LI Y, LIU X, LIN L, ZHANG J, JIA K

Method for forming graphene pattern using exfoliation technique, involves selectively peeling graphene layer by polymer stamp, and forming raised pattern on rotator polymer stamp, where polymer stamp is made of polydimethylsiloxane.

AN K, CHUNG T, JUNG D, KIM C G, KIM H S, LEE S S, LEE Y K, AN K S, CHUNG T M, LEE S, LI Y, KIM C, KIM H