国家/地区 中国（10）
IPC部 C（8） B（7） H（2）
IPC大类 B22（5） C22（5） C01（4）
B82（2） H01（2）
IPC小类 B22F（5） C22C（5） C01B（4）
B82Y（2） H01B（2）
IPC C22C001/05（4） C22C009/00（4） B22F003/105（2）
B22F003/14（2） B22F009/04（2） B22F009/22（2）
B82Y030/00（2） C01B032/168（2） C01B032/186（2）
C22C001/10（2） H01B001/02（2）
发明人 YI J（10）
公开年 2022（4） 2018（2） 2021（2）
申请年 2021（4）  2018（2）  2022（2） 
专利权人 UNIV KUNMING SCI TECHNOLOGY（10）

Preparation of composite materials by generating carbon dots on surface of copper powder used in powder metallurgy applications, involves e.g. dissolving carbon source and nitrogen source or carbon-nitrogen source in water, stirring to fully dissolve, adding copper powder.

SHANG F, BAO R, MA R, YI J

Method for preparing graphene on surface of copper powder, involves lowering sample to room temperature within specific minutes to obtain graphene-copper composite powder, and obtaining graphene after dissolving copper powder.

TAN S, YOU X, LI C, FANG D, LI F, BAO R, LIU Y, YI J, LI G, TAO J

Method for preparing graphene by two-step chemical vapour deposition method, involves taking copper powder as catalytic substrate, removing on surface of copper powder, and taking powder solid carbon source in upstream temperature region.

TAN S, YOU X, LI C, FANG D, LI F, BAO R, LIU Y, YI J, LI G, TAO J

Preparing graphene/carbonized polymer dot synergistic reinforced copper-based composite material involves sintering and reducing reduced graphene oxide/carbonized polymer dot-copper composite powder prepared using copper acetate monohydrate solution, reduced graphene oxide, and copper powder.

YI J, BAO R, MA R, YOU X

Preparing multi-dimensional carbon material composite reinforced copper-based material comprises e.g. mixing carbon precursor with concentrated acid, titrating reflux product into neutrality by alkaline substance, dialyzing, and freezing.

BAO R, NIE Y, YI J

Preparing graphene oxide-carbon quantum dot reinforced copper-based composite material comprises e.g. adding graphene oxide and carbon quantum dot in absolute ethyl alcohol to copper powder for ball milling, and annealing and hot rolling.

YI J, ZHAO W, BAO R

Preparation of composite material involves mixing copper sulfate pentahydrate, sulfuric acid, hydrochloric acid, graphene dispersion and water to form composite electrodeposition solution, electroplating, drying, pressing, and sintering.

TAO J, WANG M, YI J, LIU Y, BAO R, LI F, LI C, YOU X, TAN S

Preparing compound flexible conductive film of carbon nanotube-supported graphene-copper nanoparticles comprises e.g. preparing carbon nanotube conductive film by chemical vapor deposition, and cutting, dissolving graphene oxide.

BAO R, ZHAO W, FANG D, YI J, CHEN X

Preparing metal-coated graphene reinforced metal-based composite material comprises e.g. carrying out in situ reduction of the surface of powdered graphene coated metal to obtain a metal-coated graphene composite powder and ball-mixing.

FANG D, BAO R, YI J, LI X

Preparing carbon nanotube-graphene material useful for supporting nano-cuprous oxide particles for photocatalysis, comprises e.g. pre-treating carbon nanotube, graphene, adding carbon nano tube in mixed solution of concentrated nitric acid.

BAO R, LIU L, YI J, LI C, LIU Y, LI F, TAO J, YOU X, TAN S