国家/地区 美国（5） 欧洲专利局（EPO）（4） 韩国（4） 世界知识产权组织（4） 中国（3） 日本（3）
IPC部 B（5）
IPC大类 B01（5）
IPC小类 B82Y（5）
IPC B82Y030/00（5）
发明人
公开年 2013（5）
申请年 2013（3）  2012（2） 
专利权人

Making graphene powder useful in carbon-based electrical devices involves preparing graphene solution in which graphene particles are dispersed in a solvent; aggregating the particles; separating aggregated particles from solvent and drying.

LEE S, LEE D, SEO B, BYUN N

New imidazolidine-type compound used for mixed ionic liquid for preparation of graphene dispersion liquid for electronic component e.g. energy storage electrical appliance and lithium-ion secondary battery.

AIDA TAKUZO, PARK CHIYOUNG, RAVI SAISUWAN, MATSUMOTO MICHIO, AIDA T, PARK C, RAVI S, MATSUMOTO M

Perforating graphene which is used as gas filters involves exposing a stream of gas into plasma to generate an activated gas stream; directing the gas stream toward a graphene sheet; and perforating the graphene sheet with the gas stream.

BEDWORTH P V

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

Manufacture of graphene oxide reduced material for forming electrode for silicon-based semiconductor, involves synthesizing graphite oxide flakes from graphite flakes and forming graphene oxide dispersion solution.

JEONG S, LEE G, HAN J, JEONG H, KIM S, HAN J T, JEONG H J, JEONG S Y, KIM S H, LEE G W