国家/地区 韩国（5） 美国（2）
IPC部 B（5）
IPC大类 B01（5）
IPC小类 B01J（5）
IPC C01B031/04（5）
发明人 LEE H（5）
公开年
申请年
专利权人 UNIV SUNGKYU.（5） UNIV SUNGKYU.（2）

Adsorbing/sensing anionic material for producing composition of sensor, comprises reacting graphene oxide and cationic material to form a cationic graphene, and adsorbing the anionic material on the cationic oxidized graphene.

HWANG H, LEE H

Preparing doped reduced graphene oxide, by preparing intermediate product by processing solution comprising partially reduced graphene oxide and ionic liquid comprising cation containing nitrogen, phosphorus or sulfur followed by annealing.

LEE H

Producing graphene oxide using graphite waste, comprises e.g. sintering powder containing graphite and metal, acid treating and electrolyzing sintered powder, adding acid and oxidizing agent into separated graphite waste, and heat treating.

LEE H

Composite, useful in composition for removing pollutant e.g. microorganism e.g. virus and bacteria in water, comprises zero-valent metal, oxide of metal or metallic component that is supported on graphene, which comprises graphene layers.

BHUNIA P, YEONG L H, LEE H

Reducing agent for graphene oxide used in e.g. conductors, comprises reducing agent containing halogen element and trifluoroacetic acid.

LEE H Y, CUI P, LEE H