国家/地区 中国（11） 日本（5） 欧洲专利局（EPO）（4） 西班牙（4） 韩国（4） 台湾（4） 美国（4） 世界知识产权组织（4）
IPC部 C（12）
IPC大类 C22（12）
IPC小类 C22C（12）
IPC C22F001/08（12）
发明人 CHIBA Y（5） CHIBA G（4） YOSHIHIRO C（3）
CHIBA YOSHIHIRO（2） WANG C（2）
公开年 2013（3） 2012（2） 2021（2）
申请年 2012（4）  2019（2） 
专利权人 JX NIPPON MI.（5） NIPPON MININ.（4） NIPPON MININ.（4） NIPPON MININ.（2）

Preparing graphene-doped copper bonding wire comprises taking graphene oxide, mixing with mixed metal powder to obtain molten mixed powder, placing semi-finished product wire into aqueous solution of reducing agent for heating, annealing, washing and drying.

FENG Z, QU S, LIU B, WANG T, LIN L

Manufacturing copper alloy for hydrocooling exchangers based on single crystal silicon smelting comprises e.g. preparing furnace material comprising chromium, zirconium, silicon, magnesium, rare earth, and graphene supported cerium powder.

ZHANG Q, ZHANG H, YU G, LI L, MA M, WU B, WANG C, JING L

Copper wire for wind power generation motor, comprises brass, red copper, industrial silver, graphene, aluminum, tungsten, nickel, iron, and nano graphite, where graphene and nano-graphite are in powder form and are crushed and sieved.

CHEN S

Preparing interpenetrating graphene-copper composite material involves using atmospheric pressure chemical vapor deposition method, using gaseous or liquid carbon source to grow graphene in situ on copper or copper alloy powder.

LI T

Preparation method for preparing graphene-metal composite material involves stacking graphene-metal composite raw material and sintering graphene-metal composite raw material to produce graphene-metal composite material.

ZHANG J, BAI H, XIONG L, LUO J, CHEN G, JIANG D, HANG C

Preparing an oxidation resistant bonded copper wire material comprises e.g. purifying raw material of the copper wire, heating, adding the melted copper solution, spraying the graphene liquid, drying and applying the antiseptic oil.

CHENG X, ZHANG L, WANG C

Preparation method for cylinder sleeve of copper base composite material comprises pressing mixed material comprising copper carbon nanotube, graphene, carbon fiber, nickel powder, iron powder, and copper powder.

YAO G

Copper foil used for manufacturing graphene, comprises copper with specific purity.

CHIBA Y, ONO T, CHIBA G

Copper foil for manufacturing graphene, has specified arithmetic mean roughness in rolling parallel direction and rolling perpendicular direction.

CHIBA YOSHIHIRO, CHIBA Y, CHIBA G, YOSHIHIRO C

Copper foil used for graphene manufacture, consists of copper plating layer containing hydrogen in ratio above preset value, and having glossiness above preset value in rolling parallel direction and right angle direction.

CHIBA Y