国家/地区 美国（5） 韩国（3） 日本（2） 世界知识产权组织（2）
IPC部 B（5）
IPC大类 B44（5）
IPC小类 B44C（5）
IPC C01B031/04（5）
发明人 CHOI J（2） HONG B H（2）
公开年 2010（5）
申请年 2009（4） 
专利权人 SAMSUNG ELEC.（2） UNIV SUNGKYU.（2） UNIV SUNGKYU.（2）

Processing of graphene sheet material during manufacture of electronic device, involves inactivating edge portion of graphene sheet material by irradiating material with ultraviolet light in atmosphere containing substance.

ASANO K

Graphene used for device and graphene sheet, comprises etched edge portion comprising functional group of carbonyl, carboxy, hydroxy, formyl and/or oxycarbonyl.

CHOI J, CHOI W M, HONG B H, CHOI W, HONG B

Synthesizing a graphene oxide membrane, useful e.g. in a sensor device, comprises exposing a graphite to microwave radiation so as to exfoliate at least a portion of the graphite into a layered structure and oxidizing the layered structure.

JOHNSON A T, LUO Z

Removing a carbonization catalyst from graphene sheet, involves contacting the carbonization catalyst with a salt solution, which is capable of oxidizing the carbonization catalyst.

CHOI J, HONG B H, KIM K S

Graphene nanostructure fabricating method for semiconductor device, involves performing anisotropic etching by using aligned oxide nanostructure as mask, and removing remaining oxide nanostructure after anisotropic etching.

HONG S, KIM T H, LEE J, HONG S H, LEE C Y, KIM T