国家/地区 中国（6）
IPC部 B（6）
IPC大类 B32（6） C23（4） C01（3）
H01（2）
IPC小类 B32B（6）
IPC B32B037/06（6）
发明人 LI Y（6）
公开年 2021（2） 2022（2）
申请年 2020（3） 
专利权人 CRRC IND RES.（3）

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

Manufacture of voltage-resistant and layering-resistant aluminum-based graphene plate involves e.g. fixedly connecting aluminum plate with graphene through prepreg, coupling aluminum plate and prepreg to improve bonding strength of surface.

LI Y, CHEN Y

Heat-resistant epoxy resin composition for preparing halogen-free intermediate-glass-transition-temperature copper-clad plate, contains graphene-modified epoxy resin, graphene-modified phenolic epoxy resin, and tetrafunctional epoxy resin.

LI Y, LIN Y, CHEN W, WEN J

Preparing copper-based composite material comprises e.g. laminating two or more layers of graphene deposited copper foil unit material and placing in ceramic tooling, tightly covering the metal sheath on outer surface of the ceramic tooling.

ZHANG X, LUAN Y, YANG W, CHEN Q, LI Y, LI M, SUN B, GONG M

Preparing graphene/metal composite material useful for high speed train insulated gate bipolar transistor packaging comprises e.g. preparing graphene oxide dispersion, coating layer of metal boron and titanium on surface of graphene film.

CHU K, WANG F, HUANG D, LI Y