国家/地区 美国（15） 中国（10） 世界知识产权组织（10） 日本（8） 韩国（6） 欧洲专利局（EPO）（5） 台湾（5） 西班牙（3） 新加坡（2）
IPC部 B（17）
IPC大类 C01（17）
IPC小类 C01B（17）
IPC C01B031/04（17）
发明人 GUO L（2） HAN S（2） HASHIMOTO K（2）
KAMIYA K（2） KOKUNI T（2） LI X（2）
NAGATA T（2） NAKANISHI S（2） OGUNI T（2）
OSADA T（2） TAKEUCHI T（2）
公开年 2013（9） 2012（6） 2014（2）
申请年 2012（17）
专利权人 HASHIMOTO K（2） INT BUSINESS.（2） JAPAN SCI T.（2） JAPAN SCI TE.（2）
KAMIYA K（2） NAKANISHI S（2） PANASONIC CO.（2） SEMICONDUCTO.（2）

Electrochemical etching method for removing metal substrate layer from graphene layer, involves connecting graphene layer or metal substrate layer to power source to supply current to etch metal substrate layer from graphene layer.

HAN S, GUO L, LI X

Apparatus for electrochemical or electroplating etching of copper foils from graphene for e.g. electronic device application, has anode including metal substrate layer etched from graphene layer in response to current flowing through anode.

HAN S, GUO L, LI X

Method for transferring graphene on substrate used in electronic device, involves depositing graphene on side of metal substrate, and stacking target substrate on metal substrate-graphene layer to form stacked structure.

GONG K

Making graphene, comprises disposing metal lithium and graphite in solution of lithium salt in solvent to gather lithium ions and solvent molecules between adjacent layers of graphite to form graphite intercalation compound and peeling off.

HE X, WANG L, LI J, GUO J, SUN W, REN J, XIANGMING H, LI W, LI J J, GUO J W, SUN W T

Forming graphene, comprises wrapping graphite positive electrode in semipermeable membrane, dipping it with negative electrode into acidic electrolyte, exfoliating first graphene oxide by electrolysis and reducing second graphene oxide.

HSIEH Y, HUANG K, LIN P, XIE Y

Carbonaceous material used for e.g. electrode catalyst, comprises graphene doped with metal atom and at least one type of nonmetallic atom chosen from nitrogen atom, boron atom, sulfur atom, and phosphorus atom.

NAKANISHI S, KAMAI R, SUZUKI Y, HASHIMOTO K, KAMIYA K

Nitrate-reduction method for water treatment and electric power generation, involves performing reductive reaction to nitrate ion and/or nitrite ion in presence of carbonaceous material including graphite, graphene and amorphous carbon.

NAKANISHI S, HASHIMOTO K, KAMIYA K

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

Manufacture of graphene for, e.g. organic LEDs, involves preparing structure with graphene on surfaces and catalyst, arranging carriers on graphene, and removing catalyst while winding up carriers by rotating rolls facing each other.

KIM N, RYU J, YEONG K N, CHEOL R J, KIM N Y, RYU J C

Removing graphene film grown on surface of metal substrate, comprises applying support layer to exposed surface of graphene film to define first structure, and subjecting first structure to electrochemical process to form gas bubbles.

LOH K P, WANG Y, LOH K