国家/地区 韩国（3）
IPC部 B（3）
IPC大类 B05（3）
IPC小类 B05D（3）
IPC B05D007/24（3） C23C026/00（3） B05D007/14（2）
发明人 KIM J（3）
公开年 2021（2）
申请年 2020（2） 
专利权人 POSCO（2）

Selective coating method of nanomaterials, involves applying ultrasonic vibration to substrate to which nanomaterial is applied to remove portion of applied to surface of substrate.

JEONG D, KIM J, YOUN J P

Method for manufacturing graphene-coated steel sheet, involves modifying steel sheet to have negative charge and forming of first graphene oxide layer is performed using graphene oxide dispersion modified with amine group.

YOO H, KIM J, BAEK J, BYEON C, YOO H J, SU K J, BAEK J H, BYEON C S, BAI J, LIU H

Surface-treated steel sheet comprises a steel sheet substrate and graphene containing polymer resin layer at the upper part of the steel sheet substrate.

KIM J K, YUN H C, YOO H J, KIM J S, JUNG Y G, KIM J, YUN H, YOO H, JUNG Y, LIU H