国家/地区 中国（6） 世界知识产权组织（3） 日本（2） 美国（2）
IPC部 C（7）
IPC大类 C01（7）
IPC小类 C01B（7）
IPC C01B032/186（7）
发明人 ZHANG X（7）
公开年 2022（2）
申请年 2014（2）  2021（2） 
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

Growing graphene on a special-shaped metal substrate comprises ultrasonically cleaning special-shaped metal substrate three times with acetone, ethanol and deionized water, and adding into a melamine aqueous solution and soaking.

ZHANG X, WANG X, CHEN H

Preparing large size and high quality graphene based on self-limiting nucleation growth comprises e.g. polishing the copper foil, depositing and covering with nickel metal, adding the covered nickel metal copper foil into growth chamber.

ZHANG A, YANG M, CHEN J, ZHAO Y, WEI W, ZHANG X

Method of growing graphene used in e.g. electronic devices, involves heating insulated substrate placed in growing cavity, introducing gas containing catalytic elements into cavity, and pumping carbon source to cavity to grow film.

WANG H, TANG S, LU G, WU T, JIANG D, DING G, ZHANG X, XIE H, XIE X, JIANG M

Preparing graphene thin films comprises processing copper foil blank and growing graphene films on copper foil where processing copper foil blank includes e.g. cleaning copper foil blank plasma, decontaminating and treating with oxide layer.

JIN H, LIU Z, QI X, PENG P, YANG H, ZHANG Z, ZHANG W, ZHANG X, DENG K

Graphene ball conductive adhesive preparation by preparing polymer microsphere using monomer mixture, performing chemical vapor deposition to grow graphene on microsphere surface, and dispersing graphene ball into epoxy resin glue system.

CHEN Y, LI J, LI Y, ZHANG X, LEE Y