国家/地区 韩国（4） 中国（2） 世界知识产权组织（2）
IPC部 B（4）
IPC大类 B05（4）
IPC小类 B05D（4）
IPC B05D007/14（4）
发明人 KIM J K（3） JUNG Y G（2） KIM J S（2）
YOO H J（2）
公开年 2014（2）
申请年 2012（2） 
专利权人 POSCO（4）

Heterogeneous coated steel sheet useful for display device comprises grater, heat insulating coating layer formed on first region and heat dissipation coating layer formed on second region of first surface of steel sheet.

KIM J K, CHO J D

Composite resin composition used for manufacturing composite resin coated steel sheet, comprises main resin comprising modified polyester resin, curing agent, pigment containing rust preventive pigment, catalyst containing acid catalyst, wax, and solvent.

JO D, PARK Y, EUN H, JO D H, JAE E H

Manufacturing graphene coated steel plate, comprises forming hydroxyl component on surface of steel sheet, coating graphene or graphene oxide on surface of sheet, treating surface of sheet with aqueous solution, and heat-treating sheet.

YOO H J, KIM J K, LEE S K, JUNG Y G, KIM J S

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