国家/地区 韩国（5）
IPC部 B（5）
IPC大类 B01（5）
IPC小类 B01J（5）
IPC C01B031/04（5）
发明人 CHOI W（5）
公开年 2016（3）
申请年 2015（3） 
专利权人 ALLIED RAY T.（3）

Producing anatase titania-reduced graphene oxide composite as e.g. photocatalyst, comprises e.g. dissolving anatase titania precursor in a solvent to prepare precursor solution, and dispersing graphene oxide to prepare colloidal solution.

KIM J H, NAH I W, OH I H, CHUNG K Y, LEE J K, CHOI W, JUNG H G, OH S H

Roll-to-roll graphene manufacturing apparatus has near-infrared heating module that is provided at outer side of transparent window of main chamber to irradiate catalyst substrate with near-infrared rays through transparent window.

CHOI W, KIM J

Device useful for producing graphene by roll-to-roll method, comprises e.g. a main chamber provided with at least one translucent window which is sealed at outside, and a supply roll for supplying catalyst substrate into the main chamber.

CHOI W, KIM J

Graphene manufacturing device comprises main chamber which includes one or more light transmitting window on one side of main chamber, and supply chamber in which supply roll is utilized for supplying catalyst substrate to main chamber.

CHOI W, KIM J

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